Data as at 14 September 2026 · from the Queensland EP Act public register
EPML00731213 · MMG DUGALD RIVER PTY LTD
Minerals environmental authority EPML00731213 (MMG DUGALD RIVER PTY LTD), Granted. 218 conditions indexed. Holds PRC plan P-PRCP-100846032.
- Status
- Granted
- Holders
- MMG DUGALD RIVER PTY LTD
- Tenures
- ML2467; ML2468; ML2469; ML2470; ML2471; ML2477; ML2478; ML2479; ML2480; ML2481; ML2482; ML2496; ML2497; ML2498; ML2499; ML2500; ML2501; ML2502; ML2556; ML2557; ML2558; ML2559; ML2596; ML2599; ML2601; ML2638; ML2684; ML2685; ML7496; ML90047; ML90049; ML90050; ML90051; ML90211; ML90212; ML90213; ML90218; ML90220; ML90230; ML90237
- PRC plan
- P-PRCP-100846032 · effective 2024-10-22
- How it was read
- Numbered conditions
- Register
- Register record · Instrument PDF
Conditions
218 numbered conditions read from the current instrument. Page numbers link into the register PDF.
- A1
This environmental authority authorises environmental harm referred to in the conditions. Where there is no condition or this environmental authority is silent on a matter, the lack of a condition or silence does not authorise environmental harm.
- A2
In carrying out the mining activity the holder of this environmental authority must comply with Schedule A - Table 1 (Authorised Mining Activities) and Schedule L - Figure 1a (Project Infrastructure Layout - Mine Infrastructure Area), Schedule L - Figure 1b (Project Infrastructure Layout - TSF and Accommodation Village) and Schedule L - Figure 1c (Project Infrastructure Layout - Support Infrastructure). The EA holder must: (a) Submit to the administering authority all TBA values for the `Renewables' Mine Domain in accordance with and at the same time as the Project Layout Plan required in accordance with condition J2 of this environmental authority. Schedule A - Table 1 (Authorised Mining Activities) Mine Domain Mine Feature Name Location Maximum Constraints (GDA94 MGA z54) Disturbance Area (hectares) Easting Northing Accommodation Village 410282 7762986 24.3 and sewage treatment plant Pipeline and - - 6 Accommodation Village Road 0.06 65.72 Ancillary Communications tower 410265 7762672 12.7 Infrastructure Powerline - - and Services Raw water pipeline - - Roads and Tracks - - 66.4 Groundwater infrastructure - - 0.54 Emergency response 0.5 training area 16.98 Borrow Pits & Borrow Pit/Topsoil 411283 7759760 2.5 Stockpiles Stockpile, Borrow Pit A, and Topsoil Stockpile A Borrow Pit B 411092 7760669 Permit OFFICIAL Environmental Authority EPML00731213 Mine Domain Mine Feature Name Location Maximum Constraints (GDA94 MGA z54) Disturbance Area (hectares) Easting Northing Borrow Pit C1 411171 7761447 1.1 Borrow Pit C2 411154 7761268 1.8 Access Road Borrow - - 5 Pit(s) TSF Borrow Pit A 408393 7762874 4.1 TSF Borrow Pit B 408405 7763128 4.2
- A3
Notwithstanding condition A2, infrastructure that has the potential to contaminate groundwater must not be constructed within fifty (50) metres of Silvermine Creek or North Creek.
- A4
Access to the licensed place via land authorised for that purpose by the Mineral Resources Act 1989 is subject to the conditions of this environmental authority. Hazardous substances
- A5
The storage, handling and use of cyanide on site is not permitted. Permit OFFICIAL Environmental Authority EPML00731213 Maintenance of Measures, Plant and Equipment
- A6
The holder of this environmental authority must: (a) install all measures, plant and equipment necessary to ensure compliance with the conditions of this environmental authority; (b) maintain such measures, plant and equipment in a proper condition; and (c) operate such measures, plant and equipment in a proper manner.
- A7
No change, replacement or alteration of any plant or equipment is permitted if the change, replacement or alteration increases, or is likely to increase, the risk of environmental harm. Monitoring and Reporting
- A8
Any management or monitoring plans, systems, programs or reports required to be developed and implemented by a condition of this environmental authority must be reviewed for effectiveness in minimising the likelihood of environmental harm every 3 years and amended immediately if required, unless otherwise specified in the conditions of this environmental authority. The review must be documented and completed by an appropriately qualified person.
- A9
Monitoring records or reports required under this environmental authority must be maintained and be readily accessible at the licensed place or at another location agreed to in writing by the administering authority for a period of not less than seven (7) years.
- A10
The holder of this environmental authority must upon request from the administering authority, supply monitoring records, plans and reports in the form and by the means requested by the administering authority within five (5) business days.
- A11
All monitoring referred to in this environmental authority must be undertaken by an appropriately qualified person using monitoring equipment that is accurately calibrated and maintained in accordance with the manufacturer's specifications.
- A12
All analyses and tests required to be conducted under this environmental authority must be carried out by a laboratory that has NATA accreditation for such analyses and tests, except as otherwise authorised by the administering authority.
- A13
The holder of this environmental authority must make reasonable efforts to provide safe and all-weather access to all monitoring locations required under this environmental authority where practicable and safe to do so. This includes: (a) providing appropriate site infrastructure to gain safe all-weather access to monitoring locations during reasonably foreseeable events, where practicable and safe to do so; and (b) developing and implementing contingency plans to facilitate sampling during extreme events where provision of site infrastructure is not safe or practical. Permit OFFICIAL Environmental Authority EPML00731213 Risk Management
- A14
The holder of this environmental authority must develop and implement a risk management system for mining activities which conforms to the latest edition of the Australian Standard for Risk Management. Emergency Response / Contingency
- A15
The holder of this environmental authority must implement and maintain an emergency response/contingency plan to respond to any emergency event or incident.
- A16
The emergency response/contingency plan required under condition A15 must address the following matters as a minimum: (a) response procedures to be implemented to prevent or minimise the risk of environmental harm arising from any emergency event or incident; (b) response procedures to minimise the extent and duration of environmental harm caused by any emergency event or incident; (c) the practices and procedures to be employed to restore the environment or mitigate any environmental harm caused by any emergency event or incident; (d) the resources to be used in response to any emergency event or incident; (e) procedures to investigate the cause of any emergency event or incident and where necessary, implement remedial actions to reduce the likelihood of recurrence of similar emergency event or incident; (f) the provision and availability of documented procedures to staff attending any emergency event or incident to enable them to effectively respond; (g) training of staff that will be called upon to respond to any emergency event or incident to enable them to effectively respond; (h) timely and accurate reporting of the circumstance and nature of any emergency event or incident to the administering authority in accordance with conditions of this environmental authority; (i) procedures for accessing monitoring points during any emergency event or incident; and (j) procedures to notify any potentially impacted stakeholder who may be affected by the emergency event or incident. Notification of Incidents, Exceedances and Releases
- A17
The holder of this environmental authority must notify the administering authority by written notification within 24 hours, after becoming aware of any emergency or incident which results in the release of contaminants not in accordance, or reasonably expected to be not in accordance with, the conditions of this environmental authority. Permit OFFICIAL Environmental Authority EPML00731213
- A18
The notification in condition A17 must include, but not be limited to, the following: (a) the environmental authority number and name of the holder of this environmental authority; (b) the name and telephone number of the designated contact person; (c) the location of the incident, exceedance or release; (d) the date and time of the incident, exceedance or release; (e) the time the holder of this environmental authority became aware of the incident, release or exceedance; (f) where known: (a) the estimated quantity and type of substances involved in the incident, exceedance or release; (b) the actual or potential cause of the incident, release or exceedance; and (c) a description of the nature and effects of the incident, exceedance or release including environmental risks and any risks to public health or livestock. (d) any sampling conducted or proposed, relevant to the incident, exceedance or release; (e) immediate actions taken to prevent or mitigate any further environmental harm caused by the incident, exceedance or release; and (f) what notification of stakeholders who may be affected by the incident, exceedance or release has occurred/is being undertaken.
- A19
The holder of this environmental authority must notify the occupiers or registered owners of affected land and any other potentially impacted stakeholder as soon as reasonably practicable after becoming aware of any incident, exceedance or release that has the potential to impact on environmental values or breaches any condition of this environmental authority concerning releases of contaminants to the environment.
- A20
The notification in condition A19 must include the following: (a) the location of the incident, exceedance or release; (b) the date and time of the incident, exceedance or release; (c) the estimated quantity and type of any substances involved in the incident, exceedance or release; (d) the potential impacts to environmental values caused by the incident, exceedance or release; and (e) where there is potential impact on livestock or human health, precautionary measures that will be taken.
- A21
Within ten (10) business days following the initial notification of an incident, exceedance or release, or receipt of monitoring results, whichever is the latter, further written advice must be provided to the administering authority, including the following: (a) results and interpretation by an appropriately qualified person of any samples taken and analysed; (b) outcomes of actions taken at the time of the incident, release or exceedance to prevent or minimise unlawful environmental harm; and Permit OFFICIAL Environmental Authority EPML00731213 (c) outcomes of actions to prevent a recurrence of the incident, exceedance or release. Complaints
- A22
The holder of this environmental authority must record all environmental complaints received about the mining activity including the following details: (a) name, address and contact number for complainant; (b) time and date of complaint; (c) reasons for the complaint; (d) investigations undertaken; (e) conclusions formed; (f) actions taken to resolve complaint; (g) any abatement measures implemented; and (h) person responsible for resolving the complaint.
- A23
The holder of this environmental authority must, when requested by the administering authority, undertake relevant specified monitoring within a reasonable timeframe nominated or agreed to by the administering authority to investigate any complaint of environmental harm. The results of the investigation (including an analysis and interpretation of the monitoring results) and abatement measures, where implemented must be provided to the administering authority within 10 business days of completion of the investigation, or no later than 10 business days after the end of the timeframe nominated by the administering authority to undertake the investigation. Community
- A24
The holder of this environmental authority must establish, promote and maintain easily accessible lines of communication between residents, stakeholders and land owners, reasonably expected to be affected by the mining activity to ensure that environmental impacts are identified and managed. This must include but not be limited to the following: (a) regular meetings with all residents, stakeholders and land owners, at intervals of not more than six (6) months; and (b) the establishment of a consultative committee with representation open for all residents, stakeholders and land owners, that meets at regular intervals as determined by the committee. Third Party Auditing
- A25
The holder of this environmental authority must: (a) By 1 June 2023, obtain from an appropriately qualified person a report on compliance with the conditions of this environmental authority (b) obtain further such reports at regular intervals, not exceeding three yearly, from the completion of the report referred to above Permit OFFICIAL Environmental Authority EPML00731213 (c) provide each report to the administering authority within 90 days of its completion. Exploration
- A26
All exploration activities carried out at the licensed place must comply with each of the Standard Environmental Conditions contained in the most recent version of the Eligibility criteria and standard
- A27
Disturbance due to exploration activities in areas not scheduled to be mined within twelve (12) months must be rehabilitated in accordance with the provisions detailed in the administering authority's Eligibility criteria and
- A28
Where a condition of this environmental authority refers to a matter addressed in the Eligibility criteria and condition of this environmental authority prevails.
- A29
Notwithstanding standard condition A13 of the Eligibility criteria and standard conditions for explorations and not carry out activities in a category A or B environmentally sensitive area. Activities involving machinery may be carried out within 2km of, but no closer than, 1km from a category A environmentally sensitive area and within 1km of, but no closer than 50 m from, a category B environmentally sensitive area. Transition to New Standards
- A30
Where a condition of this environmental authority requires compliance with a standard, guideline or relevant legislation published externally to this environmental authority and the standard, guideline or relevant legislation is amended or changed subsequent to the issues of this environmental authority the holder of this environmental authority, unless otherwise agreed to by the administrating authority, must: (a) comply with the amended or changed standard, guideline or relevant legislation within twelve (12) months of the amendment or change being made, unless a different period is specified in the amended standard, guideline or relevant legislation; and (b) continue to remain in compliance with the previous standard, guideline or relevant legislation until compliance with the amended or changed standard or guideline is achieved. Regard for Comment
- A31
Where comments are provided by the administering authority with respect to any plans, systems or programs required to be developed by a condition of this environmental authority then the holder of this environmental authority must have due regard to these comments. END OF CONDITIONS FOR SCHEDULE A Permit OFFICIAL Environmental Authority EPML00731213 Schedule B - Air General
- B1
Unless authorised by this environmental authority, the release of noxious or offensive odour, dust or any other airborne contaminant resulting from the mining activity must not cause environmental harm. Bulk Material Handling Management
- B2
The holder of this environmental authority must ensure that vehicles used for transporting bulk materials on or from the licensed place, have appropriate load preparation to prevent the spillage and/or loss of particulate matter and/or windblown dust during transport. Air Quality - Particulate Matter
- B3
The mining activity must not cause particulate matter to exceed the following levels when measured at any sensitive place or commercial place: (a) a concentration of particulate matter with an aerodynamic diameter of less than 10 micrometres (PM10) suspended in the atmosphere of 50 micrograms per cubic metre over a 24 hour averaging time monitored in accordance with: (i) the most recent version of Australian Standard AS3580.9.6 Determination of suspended particulate matter - PM(sub) 10(/sub) high volume sampler with size-selective inlet - Gravimetric method; or (ii) an alternate method of monitoring PM10 which complies with the performance specifications detailed in another Australian Standard for PM10 and agreed to in writing by the administering authority. (b) a concentration of particulate matter suspended in the atmosphere of 90 micrograms per cubic metre over a one (1) year averaging time, when monitored in accordance with the most recent version of AS/NZS3580.9.3:2003 Determination of suspended particulate matter - Total suspended particulate matter (TSP) - High volume sampler gravimetric method; (c) a concentration of arsenic with an aerodynamic diameter of less than 10 micrometres (PM10) suspended in the atmosphere of 0.006 micrograms per cubic metre over a one (1) year averaging time monitored in accordance with: (iii) the most recent version of Australian Standard AS3580.9.6 Determination of suspended particulate matter - PM(sub) 10(/sub) high volume sampler with size-selective inlet - Gravimetric method; or (iv) an alternate method of monitoring PM10 which complies with the performance specifications detailed in another Australian Standard for PM10 and agreed to in writing by the administering authority. (d) a concentration of cadmium with an aerodynamic diameter of less than 10 micrometres (PM10) suspended in the atmosphere of 0.005 micrograms per cubic metre over a one (1) year averaging time monitored in Permit OFFICIAL Environmental Authority EPML00731213 accordance with: (v) the most recent version of Australian Standard AS3580.9.6 Determination of suspended particulate matter - PM(sub) 10(/sub) high volume sampler with size-selective inlet - Gravimetric method; or (vi) an alternate method of monitoring PM10 which complies with the performance specifications detailed in another Australian Standard for PM10 and agreed to in writing by the administering authority. (e) a concentration of lead suspended in the atmosphere of 0.5 micrograms per cubic metre over a one (1) year averaging time monitored in accordance with: (vii) the most recent version of Australian Standard AS/NZS3580.9.3:2003 Determination of suspended particulate matter - Total suspended particulate matter (TSP) - High volume sampler gravimetric method; or (viii) an alternate method of monitoring TSP which complies with the performance specifications detailed in another Australian Standard for TSP and agreed to in writing by the administering authority. Note: The holder of this environmental authority may elect to monitor the concentration of arsenic and cadmium as the total metal
- B4
The holder of this environmental authority must conduct the mining activity in such a manner so as not to cause any exceedance of limits identified in Schedule B - Table 1 (Dust Deposition Trigger Levels and Limits) at any sensitive place or commercial place. Schedule B - Table 1 (Dust Deposition Trigger Levels and Limits) Air Quality Indicator Measurement Period Trigger Level Limit (-g/m2/day) (-g/m2/day unless specified otherwise) Arsenic and its compounds as arsenic4 Annual average 41 - Cadmium and its compounds as cadmium4 Annual average 21 - Lead and its compounds as lead4 Annual average 1001 2502 Total insoluble matter (insoluble analysis and Monthly average - 4g/m2/month5,6 particulate matter deposition rate)3 1. Trigger levels based on First General Administrative Regulation Pertaining to the Federal Emission Control Act (Technical Instructions on Air Quality Control - TA Luft) (Table 6 page 29). Permit OFFICIAL Environmental Authority EPML00731213 2. Air quality limit derived from World Health Organisation - Air Quality Guidelines for Europe Second Edition, 2000 (Chapter 6 page 152). 3. Monitored in accordance with the most recent version of Australian Standard AS3580.10.1 Methods for sampling and analysis of ambient air - Determination of particulate matter - Deposited matter - Gravimetric method. 4. Metals analysis is to be carried out in accordance with a methodology, sufficient to produce representative results capable of comparison against the respective limits and trigger levels. 5. Based on the New Zealand Ministry for Environment Good Practice Guide for Assessing and Managing for Environmental Effects of Dust Emissions (Table 7.1). 6. The dust deposition limit is calculated over a nominal month as per AS/NZS3580.10.1 of 2003 (or more recent editions).
- B5
If monitoring indicates the maximum concentrations in condition B3 or the limits in Schedule B - Table 1 (Dust Deposition Trigger Levels and Limits) have been exceeded at a sensitive place or commercial place as a result of the mining activity, then the holder of this environmental authority must immediately implement dust abatement measures to ensure that dust emissions generated by the mining activity no longer exceed the levels specified in condition B3 and Schedule B - Table 1 (Dust Deposition Trigger Levels and Limits). Note: If the holder of the environmental authority can demonstrate to the administering authority that it is not the cause of the exceedance of concentrations in condition B3 or the limits in Schedule B - Table 1 (Dust Deposition Trigger Levels and Limits) then this condition does not apply.
- B6
In the event of monitoring results showing an exceedance of any of the trigger levels or limits specified in Schedule B - Table 1 (Dust Deposition Trigger Levels and Limits) at a sensitive place or commercial place, the holder of this environmental authority must: (a) complete an investigation to identify the cause of the exceedance; (b) if the investigation shows that the exceedance is not attributable to the mining activity, then no further action is required and this must be advised to the administering authority; or (c) if the investigation shows that the exceedance is attributable to the mining activity provide a written report to the administering authority within one (1) month of the date of the monitoring results showing an exceedance, outlining: (i) details of the investigations carried out; (ii) details of the environmental impacts observed; and (iii) actions taken to prevent environmental harm. Air Quality Monitoring Program
- B7
The holder of this environmental authority must implement and maintain an air quality monitoring program for the air quality indicators specified in condition B3 and Schedule B - Table 1 (Dust Deposition Trigger Levels and Limits) at the monitoring locations and specified in Schedule B - Table 2 (Air Quality Monitoring Program) and Schedule L - Figure 2 (Air Quality Monitoring Program Monitoring Locations). Permit OFFICIAL Environmental Authority EPML00731213 Schedule B - Table 2 (Air Quality Monitoring Program) Monitoring Location Monitoring Site Monitoring Frequency Location (GDA94 MGA z54) ID Description Easting Northing Compliance EA_DG_005 For TSP, PM10, arsenic, cadmium and lead: As required by condition B8. Roseby Homestead 413970 7754962 For dust deposition measured as insoluble matter: Monthly EA_AQ_005 For arsenic, cadmium and lead in deposited dust: Monthly Reference North of Roseby 408471 7766889 EA_DG_007 For TSP, PM10, arsenic, cadmium and lead: As Homestead and the EA_AQ_007 required by condition B8. licensed place1 411918 7764933 EA_DG_008 410576 7762936 EA_AQ_008 For dust deposition measured as insoluble South of Roseby 413110 7752939 EA_DG_009 matter: Monthly Homestead and the 413589 7760259 EA_DG_006 licenced place1 412867 7758953 EA_AQ_006 For arsenic, cadmium and lead in deposited EA_DG_001 dust: Monthly Between Roseby EA_DG_010 Homestead and the licenced place 1. Upwind sites must be located upwind of Roseby Homestead and the licensed place at the time of monitoring. Note: Monitoring sites must comply with Australian Standard 3580.1.1:2007 Methods for the sampling and analysis of ambient air - Guide to siting air monitoring equipment.
- B8
Air quality monitoring for TSP, PM10, arsenic, cadmium and lead must be carried out on a campaign basis for at least seven (7) consecutive days on four (4) separate occasions in May, July, September and November each year. Permit OFFICIAL Environmental Authority EPML00731213
- B9
Notwithstanding condition B7, the holder of this environmental authority must implement and maintain a dust deposition monitoring program to monitor the deposition and airborne concentrations of contaminants in dust generated by the mining activity in the receiving environment and the actual and potential environmental impacts as a result. At a minimum, the program must include: (a) a description of the sources, locations and predicted quantity of contaminants in air emissions generated by each mining activity carried out at the licensed place; (b) suitable monitoring locations, nominated by an appropriately qualified person, for monitoring of dust deposition and heavy metals in dust, associated with dust generating mining activities as specified in Schedule B - Table 3 (Air Quality Monitoring Program - Dust Deposition); (c) collection of contaminants in dust deposition samples at the monitoring locations and at the frequency specified in Schedule B - Table 3 (Air Quality Monitoring Program - Dust Deposition; (d) annual assessment of the environmental harm caused by dust deposition on the receiving environment and performance against air quality trigger levels and limits specified in Schedule B - Table 1 (Dust Deposition Trigger Levels and Limits); and (e) a sufficient number of impact monitoring and reference locations, constructed in accordance with Australian Standard 3580.1.1:2007 Methods for the sampling and analysis of ambient air - Guide to siting air monitoring equipment, to enable scientifically justifiable conclusions on the level of impact from mining activity. Schedule B - Table 3 (Air Quality Monitoring Program - Dust Deposition) Monitoring Location Monitoring Location Monitoring Frequency Description Site ID (GDA94 MGA z54) Easting Northing 1km east of the site, along the main EA_DG_001 413589 7760259 Monthly access road EA_DG_005 413970 EA_DG_006 413110 7754962 Monthly Approximately 700m NE of the Roseby EA_DG_007 408471 Homestead EA_DG_008 411918 7752939 Monthly EA_DG_009 410576 Approximately 1.5km SE of the Roseby 7766889 Monthly Homestead 7764933 Monthly Far northern end of the lease, at the northern end of the Knapdale Range 7762936 Monthly North-eastern corner of the mining lease area Between the mine site and the permanent accommodation village Permit OFFICIAL Environmental Authority EPML00731213 Monitoring Location Monitoring Location Monitoring Frequency Description Site ID (GDA94 MGA z54) Easting Northing Approximately 2km SE of the mine site. EA_DG_010 412867 7758953 Monthly 1. The holder of this environmental authority must provide monitoring location description and location information to the
- B10
Samples taken for air quality monitoring specified in this environmental authority must be collected and analysed in accordance with the requirements of the administering authority's latest edition of the Air Quality Sampling Manual, or more recent editions or supplements to that document as are published by the administering authority, unless otherwise agreed by the administering authority in writing. Concentrate Management
- B11
All mineral concentrate must be stored, stockpiled and loaded in fully enclosed buildings.
- B12
Buildings or structures used for the storage, stockpiling and loading of mineral concentrate must incorporate the following dust control measures as a minimum: (a) all necessary openings and vents in the buildings or structures (other than doorways and access ways) must be covered with filter media or other equivalent dust control measures; (b) cladding of the buildings or structures must be securely affixed and free of any unnecessary holes; (c) all doorways and access ways in the buildings or structures must be fitted with doors; (d) all doors in the buildings or structures must remain closed except when being used for access or egress; (e) all doors, doorways and access ways in the buildings or structures must be maintained in such a condition that doors, when closed, provide a seal against the release of mineral concentrate to the receiving environment; (f) transfer of mineral concentrate to vehicles and containers must be carried out in a manner that minimises the likelihood of any release of mineral concentrate to the atmosphere and waters; and (g) transfer of mineral concentrate along conveyor belts must be designed and operated in a manner that minimises, using best practice technology and design, the release of mineral concentrate to the atmosphere and waters.
- B13
The interior of all mineral concentrate storage, stockpiling and loading buildings must be maintained under negative air pressure sufficient to minimise, using best practice technology and design, the release of concentrate from the buildings or structures. Permit OFFICIAL Environmental Authority EPML00731213
- B14
The buildings and structures in place at the licensed place for the storage, stockpiling and loading of mineral concentrate must be constructed and maintained to withstand a Category 2 cyclone.
- B15
A wash bay for mobile equipment must be installed as part of the mineral concentrate storage facility, for cleaning machinery before exit from the area and to prevent the movement of mineral concentrate outside the building. House-keeping Procedure
- B16
A whole of site housekeeping procedure must be developed and implemented which must include, but not be limited to: (a) the completion of periodic inspections of the licensed place including all structures, plant, equipment and trafficked surfaces to identify and remove exposed mineral concentrate that may be mobilised by wind, water or equipment movement; and (b) an ongoing cleaning and maintenance schedule to minimise any potential release of mineral concentrate and to ensure there is no build-up of mineral concentrates over time in areas where it may be mobilised. Weather Station
- B17
The holder of this environmental authority must establish and maintain a permanent meteorological station to continuously measure and record wind speed, wind direction, temperature and daily rainfall volume.
- B18
The permanent meteorological station must be installed in accordance with the latest edition of the Bureau of Meteorology guideline Observation Specifications No.2013.1 - Guidelines for the positioning and exposure of meteorological instruments and observing facilities.
- B19
The holder of this environmental authority must record, compile, evaluate and keep all monitoring records obtained from the permanent automatic meteorological station. END OF CONDITIONS FOR SCHEDULE B Permit OFFICIAL Environmental Authority EPML00731213 Schedule C - Water General
- C1
Contaminants that will, or have the potential to cause environmental harm, must not be released directly or indirectly to any waters except as permitted under the conditions of this environmental authority.
- C2
The maintenance and cleaning of vehicles and any other equipment or plant must not be carried out in areas from which contaminants can be released into any waters, roadside gutter or stormwater drainage system.
- C3
Any spillage of wastes, contaminants or other materials must be cleaned up as quickly as practicable to minimise the release of wastes, contaminants or materials to any stormwater drainage system or receiving waters.
- C4
All determinations of water quality/sample analysis required under a condition of this environmental authority must be: (a) made in accordance with methods prescribed in the latest edition of the latest edition of the administering authority's Water Quality Sampling Manual; (b) collected from the monitoring locations identified within this environmental authority, within two (2) hours of each other where possible; and (c) carried out on representative samples.
- C5
The release of contaminants directly or indirectly to waters must not produce any slick or other visible or odorous evidence of oil, grease or petrochemicals nor contain visible floating oil, grease, scum, or litter.
- C6
The following information must be recorded in relation to all water monitoring required under the conditions of this environmental authority and submitted to the administering authority in the specified format when requested: (a) the date and time when the sample was taken; (b) the monitoring point where the sample was taken; (c) the measured or estimated daily quantity of the contaminants released from all release points; (d) the release flow rate at the time of sampling for each release point; and (e) the results of all monitoring and details of any exceedances of the conditions of this environmental authority. Contaminant Release to Waters
- C7
The release of contaminants to waters must only occur from the release points specified in Schedule C - Table 1 (Release Points) and depicted in Schedule L - Figure 3 (Release Points and Water Storage Monitoring Locations). Permit OFFICIAL Environmental Authority EPML00731213 Schedule C - Table 1 (Release Points) Location Contaminant Source, Location and Description of Receiving Waters (GDA94 MGA z54) Release Point Description Release Point Easting Northing Sediment Dam C 412210 7760305 Stormwater runoff from the existing construction Unnamed tributary of camp, the change house and car park, the Silvermine Creek administration building and data centre, the sewerage Silvermine Creek treatment plan, water treatment plant and the vehicle Silvermine Creek wash bay - from the Sediment Dam C spillway North Creek North Creek Sediment Dam D 412346 7759965 Stormwater runoff from the site services lay-down and storage area, Gatehouse and security, emergency Silvermine Creek services, temporary generators, core yard and core Silvermine Creek shed, and laydown area - from the Sediment Dam D spillway Sediment Dam F 411642 7760116 Stormwater runoff from the NAF Waste Rock Dump and stormwater runoff from the clean water catchment between mine workshop area and the NAF waste rock dump - from the Sediment Dam F spillway Sediment Dam G 411491 7761147 Stormwater runoff from the PAF waste rock dumps, Stages 1 and 2, and the clean water catchments adjacent to the PAF waste rock dumps - from the Sediment Dam G spillway Stage 2 PAF Pad Run 411198 7761055 Stormwater runoff from the PAF waste rock dump - Off Dam from the PAF Pad Run Off Dam spillway STP Dam Stage 1 412426 7759746 Treated effluent from the project STPs - from the STP Dam spillway STP Dam Stage 2 412403 7759586 Treated effluent from the project STPs - from the STP Dam Stage 2 spillway ROM Area Run Off 412223 7761099 Stormwater runoff from ROM Pad, crusher and North Creek Dam conveyor - from the ROM Area Run Off Dam spillway Process Plant Run Off 412201 7760797 Stormwater from processing plant and reagent shed North Creek Dam (roofed and bunded), as well as the warehouse and reagent storage - from the Process Plant Run Off Dam spillway
- C8
The release of contaminants to waters from the authorised release points must be monitored at the locations specified in Schedule C - Table 1 (Release Points) for each quality characteristic and at the frequency specified in Schedule C - Table 2 (Contaminant Release Limits).
- C9
The release of contaminants to waters must not exceed the contaminant limits stated in Schedule C - Table 2 (Contaminant Release Limits). Permit OFFICIAL Environmental Authority EPML00731213 Schedule C - Table 2 (Contaminant Release Limits) Quality Characteristic[1] Unit Contaminant Limit Monitoring Frequency Hardness mg/L For interpretation purposes only pH pH unit 5.5[2] (minimum) 9.0[9] (maximum) EC -S/cm 1000 Total Suspended Solids mg/L Reference[3] value plus 10%[4] Aluminium Arsenic[6] mg/L 5[5] Event based sampling of release events: Sulphate Fluoride mg/L 0.5[5] - One sample must be taken within twelve Cadmium (12) hours of a release event Copper mg/L 1000[5] commencing. A second sample must be Lead taken between twelve (12) and twenty mg/L 2[5] four (24) hours after the release event commences. mg/L 0.01[5] - Where a release event has a duration of twenty four (24) hours or greater, samples must be taken daily for one - (1) week, and once a week thereafter until release event ceases. mg/L 1[5] mg/L 0.1[5] Manganese mg/L Reference[3] value plus 10%[4] Nickel mg/L 1[5] Zinc mg/L 20[5] [1] All metals and metalloids must be measured as total (unfiltered) and dissolved (filtered) concentrations. [2] Based on Environmental Management Plan for the Dugald River Project dated February 2012. [3] Reference sites defined in Schedule C - Table 4 (Receiving Water and Stream Sediment Reference Sites and Downstream Monitoring Points). [4] Contaminant limit based on quality of upstream reference site sampled at the time of release plus 10%. [5] Contaminant limit based on ANZECC (2000) stock water quality guidelines. [6] Speciated arsenic concentrations for As (III) and As (V) only required if 13 g/L is exceeded - note that the sample bottle requirements for As (total species) and As (speciated) may differ. [9] Based on TropWATER Technical Memo - Recommended amendments to Dugald River Mine Environmental Authority EPML00731213 dated January 2020. NOTES: (a) Where release(s) or flow event(s) occur simultaneously only one (1) set of samples are required to be taken. (b) All dissolved (filtered) samples must be obtained from field filtered grab samples.
- C10
The holder of this environmental authority must install, operate and maintain a stream flow gauging station to determine and record stream flows at the locations upstream of each release point, as specified in Schedule C - Table 3 (Contaminant Release during Flow Events) and Schedule L - Figure 4 (Stream Flow Gauge, Receiving Waters and Stream Sediment Monitoring Locations) for any receiving water into which a release occurs.
- C11
Notwithstanding any other condition of this environmental authority, the release of contaminants to waters must only take place during periods of natural flow specified as minimum flow in Schedule C - Table 3 (Contaminant Release during Flow Events) and at the contaminant release point(s) specified in Schedule C - Table 1 (Release Points) and shown in Schedule L - Figure 4 (Stream Flow Gauge, Receiving Waters and Stream Sediment Monitoring Locations). Schedule C - Table 3 (Contaminant Release during Flow Events) Receiving Release point Gauging Location Minimum Flow in Flow Water station (GDA94 MGA zone 54) Receiving Water Recording description[1] Easting Northing Frequency Description Required for a Release Event Sediment Dam F Mine Workshop Run Off Dam Silvermine Sediment Dam D SC-29 (MS5) 411465 7760021 Creek Sediment Dam C 411282 STP Dam Stage 1 STP Dam Stage 2 Continuous As specified in condition (minimum daily) C12 Stage 2 PAF Pad Run Off Dam Sediment Dam A North Creek ROM Area Run Off SN-15 (MS8) 7761188 Dam Process Plant Run Off Dam Sediment Dam G Reclaimed Water Dam Permit OFFICIAL Environmental Authority EPML00731213 [1] Codes in parentheses are provided for consistency with the Receiving Environment Monitoring Program and the Dugald River Project Baseline Limnological Data Report (2012-2014). Note: The volume of flow can be determined by height of water or flow. The actual flow must be a quantifiable measure, e.g.: 5m3/sec
- C12
At the time of release from the authorised release points specified in Schedule C - Table 3 (Contaminant Release during Flow Events) there must be natural flow in the respective receiving water at a sufficient volume to allow for dilution of the release to comply with the contaminant limits associated with the respective receiving waters.
- C13
The daily quantity of water and contaminant load released from each release point specified in Schedule C - Table 1 (Release Points) must be measured and recorded. Onsite Water Storages
- C14
Onsite water storages must be monitored in accordance with the Receiving Environment Monitoring Program required by condition C23.
- C15
The holder of this environmental authority must implement measures to prevent access to the following dams by livestock and minimise access by native fauna: Sediment Dam A, Sediment Dam F, Sediment Dam G, Stage 1 PAF PAD Run Off Dam, Stage 2 PAF PAD Run Off Dam, Underground Mine Water Collection Dam, ROM Area Run Off Dam, Reclaimed Water Dam, Process Plant Run Off Dam, Containment Dam, Mine Workshop Run Off Dam and STP Dam Stages 1 and 2. Receiving Waters Monitoring
- C16
Waters at the monitoring points specified in Schedule C - Table 4 (Receiving Water and Stream Sediment Reference Sites and Downstream Monitoring Points) and Schedule L - Figure 4 (Stream Flow Gauge, Receiving Waters and Stream Sediment Monitoring Locations) must be monitored for each quality characteristic and at the frequency stated in Schedule C - Table 5 (Receiving waters trigger levels and contaminant limits). Schedule C - Table 4 (Receiving Water and Stream Sediment Reference Sites and Downstream Monitoring Points) Monitoring Description Location Point[1] (GDA94 MGA Zone 54) Easting Northing Interpretative Sites SC-08 Silvermine Creek - upstream of processing plant area 410892 7759982 (MS5 Ref) SN-05 North Creek - upstream of processing plant area 410893 7761256 (MS8 Ref) Permit OFFICIAL Environmental Authority EPML00731213 Monitoring Description Location Point[1] (GDA94 MGA Zone 54) Easting Northing CT3-08 Un-named tributary of Cabbage Tree Creek - West of Knapdale 408063 7763376 (MS2) Ranges on the northwest boundary, downstream of the tailings storage facility (TSF)
- C17
If quality characteristics of the receiving water at the downstream monitoring points exceed any of the trigger levels specified in Schedule C - Table 5 (Receiving waters trigger levels and contaminant limits) the holder of this environmental authority must compare the downstream results to the reference site results in the receiving waters and: (a) where the downstream result is the same or a lower value than the reference site value for the quality characteristic during the monitoring event then no action is to be taken; or (b) where the downstream results exceed the reference site complete an investigation in accordance with the ANZECC and ARMCANZ 2000 methodology, into the potential for environmental harm and provide a written report to the administering authority within three (3) months, outlining: (i) details of the investigations carried out; (ii) details of the environmental impacts observed; and (iii) actions taken to prevent environmental harm. Note: Where an exceedance of a trigger level has occurred and is being investigated, in accordance with clause (b) of this condition, then no further reporting is required for subsequent trigger events for that quality characteristic within the three (3) month investigation period.
- C18
The release of contaminants must not result in an exceedance of contaminant limits stated in Schedule C - Table 5 (Receiving waters trigger levels and contaminant limits) at the downstream monitoring points specified in Schedule C - Table 4 (Receiving Water and Stream Sediment Reference Sites and Downstream Monitoring Points). Stream Sediment
- C19
Sediment quality of receiving waters and reference waters must be monitored twice a year (once at the end of the wet season and once at the end of the dry season) at the monitoring locations defined in Schedule C - Table 4 (Receiving Water Reference Sites and Downstream Monitoring Points) and identified on Schedule L - Figure 4 (Stream Flow Gauge, Receiving Waters and Stream Sediment Monitoring Locations) and for the parameters defined in Schedule C - Table 6 (Stream Sediment Trigger Levels and Contaminant Limits). Schedule C - Table 6 (Stream Sediment Trigger Levels and Contaminant Limits) Parameter1 Trigger Level Contaminant Limit Arsenic (mg/kg) 20[3] or reference[2], whichever is higher 70[4] or 3 times the reference[2], whichever is Cadmium (mg/kg) 1.5[3] or reference[2], whichever is higher higher Copper (mg/kg) 65[3] or reference[2], whichever is higher Lead (mg/kg) 50[3] or reference[2], whichever is higher 10[4] or 3 times the reference[2], whichever is higher 270[4] or 3 times the reference[2], whichever is higher 220[4] or 3 times the reference[2], whichever is Permit OFFICIAL Environmental Authority EPML00731213 Parameter1 Trigger Level Contaminant Limit Manganese (mg/kg) For interpretation purposes higher Nickel (mg/kg) 21[3] or reference[2], whichever is higher 52[4] or 3 times the reference[2], whichever is Zinc (mg/kg) 200[3] or reference[2], whichever is higher higher 410[4] or 3 times the reference[2] whichever is higher Particle size distribution For interpretation purposes [1] All samples must be sieved to the sand fraction (63 - 2000-m) prior to analysis. [2] Reference sites as specified in Schedule C - Table 4 (Receiving Water and Stream Sediment Reference Sites and Down Stream Monitoring Points). [3] ANZECC (2000) Interim Sediment Quality Guidelines - low values based on total sediments. [4] ANZECC (2000) Interim Sediment Quality Guidelines - high values based on total sediments. [5] Analysis for metals/metalloids concentrations in sediment must be conducted on the <2mm fraction of the sample and measured as a dilute acid extractable concentration in a manner consistent with the Revision of the ANZECC/ARMCANZ Sediment Quality Guidelines, CSIRO (May 2013). Metals and metalloids concentrations in the <63um fraction must be performed for interpretative purposes. Note: Where compliance monitoring results are compared with reference site monitoring results, data must be normalised to account for any difference in particle size distribution.
- C20
Releases of contaminants from the mine must not result in an exceedance of sediment contaminant limits stated in Schedule C - Table 6 (Stream Sediment Trigger Levels and Contaminant Limits).
- C21
If quality characteristics of the sediments exceed any of the trigger levels specified in Schedule C - Table 6 (Stream Sediment Trigger Levels and Contaminant Limits), the holder of this environmental authority must compare the results of the downstream site to the data from reference monitoring sites and: (a) if the level of contaminants at the downstream site does not exceed the reference monitoring site data, then no action is to be taken; or (b) if the level of contaminants at the downstream site is greater than the reference monitoring site data, complete an investigation in accordance with the ANZECC and ARMCANZ 2000 methodology, into the potential for environmental harm and provide a written report to the administering authority within three (3) months, outlining: (i) details of the investigations carried out; (ii) details of the environmental impacts observed; and (iii) actions taken to prevent environmental harm. Note: Where an exceedance of a trigger level has occurred and is being investigated, in accordance with clause (b) of this condition, then no further reporting is required for subsequent trigger events for that quality Permit OFFICIAL Environmental Authority EPML00731213 characteristic within the three (3) month investigation period.
- C22
All stream sediment sampling and analysis must be undertaken using the methods documented in the MMG Dugald River Project Baseline Limnological Data Report (2012-2014). Receiving Environment Monitoring Program
- C23
The environmental authority holder must develop and implement a Receiving Environment Monitoring Program to monitor, identify and describe any adverse impacts to surface water environmental values, quality and flows due to the authorised mining activity. This must include monitoring the effects of the mine on the receiving environment periodically (under natural flow conditions) and while mine affected water is being discharged from the site. For the purposes of the Receiving Environment Monitoring Program, the receiving environment is the waters of Cabbage Tree Creek, Silvermine Creek, Silvermine Creek Tributary B, North Creek, Dugald River and connected waterways potentially influenced by the tailings storage facility. The Receiving Environment Monitoring Program should encompass any sensitive receiving waters or environmental values downstream of the authorised mining activity that will potentially be directly affected by an authorised release of mine affected water.
- C24
A Receiving Environment Monitoring Program Design Document that addresses the requirements of the Receiving Environment Monitoring Program must be prepared and made available to the administering authority upon request. NOTE: the Receiving Environment Monitoring Program Design Document sets out, for the next monitoring period, the location, frequency and parameters to be monitored under the Receiving Environment Monitoring Program.
- C25
A report outlining the findings of the Receiving Environment Monitoring Program (REMP), including all monitoring results and interpretations must be prepared annually and made available on request to the Administering Authority. This must include an assessment of background reference water quality, the condition of downstream water quality compared against water quality objectives, and the suitability of current discharge limits to protect downstream environmental values. Water Management Plan
- C26
A water management plan that provides for the proper and effective management of the actual and potential environmental impacts resulting from the mining activity and to ensure compliance with the conditions of this environmental authority must be implemented and maintained.
- C27
The water management plan must be developed by an appropriately qualified person and must include at least the following components: (a) contaminant source study; (b) site water balance and model; (c) water management system; (d) saline drainage prevention and management measures; (e) acid rock drainage prevention and management measures; Permit OFFICIAL Environmental Authority EPML00731213 (f) emergency and contingency planning; and (g) monitoring and review.
- C28
The holder of this environmental authority must undertake a review of the water management plan before 1 November each year to ensure that proper and effective measures, practices or procedures are in place so that the mine is operated in accordance with the conditions of this environmental authority and that environmental harm is prevented or minimised. Site Water Balance
- C29
The holder of this environmental authority must develop a site specific operational site water balance model.
- C30
The water balance model must be run for a simulation period for the following: (a) weekly during the period November to March; (b) monthly during other periods; (c) promptly after each rainfall event greater than fifty (50) millimetres within a twenty four (24) hour period within the relevant surface water containment area; (d) with documentation of inputs and outputs from each run being stored and retrievable for a minimum period of one (1) year. (e) performance in response to rainfall must be undertaken by an appropriately qualified person and (f) assessments using the operational simulation water balance model must use a minimum of 100 years of historical rainfall data. Saline, Acid and Metalliferous Drainage
- C31
The holder of this environmental authority must ensure proper and effective measures are taken to avoid or otherwise minimise the generation and/or release of saline, acid and/or metalliferous mine drainage as a result of the mining activity. Erosion and Sediment Control
- C32
An Erosion and Sediment Control Plan must be maintained by an appropriately qualified person and implemented for all stages of the mining activity on the licensed place to prevent or minimise erosion and the release of sediment to receiving waters and contamination of storm water.
- C33
The erosion and sediment control plan must provide for at least the following functions: (a) prevent or minimise the contamination of receiving waters and stormwater; (b) diverting uncontaminated stormwater run-off around areas disturbed by the mining activity or where contaminants or wastes are stored or handled; (c) contaminated stormwater runoff, incident rainfall and leachate is collected; and treated, reused, or released in accordance with the conditions of this environmental authority; (d) roofing or minimising the size of areas where contaminants or wastes are stored or handled; Permit OFFICIAL Environmental Authority EPML00731213 (e) erosion and sediment control structures are placed to minimise erosion of disturbed areas and prevent the contamination of any waters; (f) procedures to ensure that erosion and sediment control structures are maintained and adequate storage is available in sediment dams in accordance with design criteria; and (g) training of staff that will be responsible for maintenance and operations of sediment and erosion control structures.
- C34
Releases to waters must be undertaken so as not to cause erosion of the bed and banks of the receiving waters, or cause a material build-up of sediment in such waters. Groundwater
- C35
Groundwater quality and level must be monitored at the locations and frequencies defined in Schedule C - Table 7 (Groundwater Monitoring Locations and Frequency) and Schedule L - Figure 5 (Groundwater Bore Monitoring Locations) for quality characteristics identified in Schedule C - Table 8 (Groundwater Trigger Levels and Contaminant Limits). Schedule C - Table 7 (Groundwater Monitoring Locations and Frequency) Monitoring Location Point (GDA94 MGA zone 54) Monitoring frequency GWBFAB MB1AB Easting Northing Quarterly MB2AB Quarterly MB3AB [1] MB4AB SHALL6AB Interpretation Bores - Depth
- MB5
411199 7761205 MB6 MB9D 412187 7761185 MB9S 411421 7760107 MB1 412744 7760042 410983 7760929 Compliance Bores - Depth[1] and quality 412191 7761189 412749 7760041 408537 7763364 408287 7763224 408723 7763433 408724 7763433 Background Bores[2] - Depth[1] and quality 411301 7761214 Permit OFFICIAL Environmental Authority EPML00731213 Monitoring Location Point (GDA94 MGA zone 54) Monitoring frequency Easting Northing
- MB3
411391 7760127 [1] RL must be measured to the nearest 5cm from the top of the bore casing. Quarterly [2] Reference sites must: (a) have similar flow regime; (b) be from the same bio-geographic and climatic region; (c) have similar geology, soil types and topography; and (d) not be so close to the test sites that any disturbance at the test site also results in a change at the reference site. Schedule C - Table 8 (Groundwater Trigger Levels and Contaminant Limits) Quality Characteristic1 Unit Trigger Level[1] Contaminant limit[2] pH pH unit 6.0 (minimum) 6.0 (minimum) Electrical Conductivity -S/cm 8.0 (maximum 9.0 (maximum) 1500[6] 2000[6] Hardness (as CaCO3) mg/L For interpretation purposes 1000[5] Total Dissolved Solids (TDS) mg/L For interpretation purposes 2[4] Major ions (Na, Ca, K, Mg, 5[4] Cl, bicarbonate, total mg/L For interpretation purposes 0.5[4] alkalinity) mg/L 150[6] 0.01[4] Sulphate (mg/L) mg/L - 1[4] Fluoride (mg/L) mg/L 0.1[4] mg/L 0.055[3,11] - Aluminium mg/L 0.013[3,11] 1[4] Arsenic[7] mg/L 0.0002[3,11] 20[4] Cadmium (mg/L) mg/L 0.0014[3] Copper (mg/L) mg/L 0.0034[3,11] Lead (mg/L) mg/L Manganese (mg/L) mg/L 1.9[3,11] Nickel (mg/L) 0.011[3,11] Zinc (mg/L) 0.008[3,11] Permit OFFICIAL Environmental Authority EPML00731213 [1] All metals and metalloids must be measured as filtered with the exception of fluoride. [2] All metals and metalloids must be measured as total (unfiltered). [3] Based on ANZG (2018). [4] Based on ANZECC/ARMCANZ (2000) Table 4.3.2 for livestock drinking water. [5] Based on ANZECC/ARMCANZ (2000) Section 4.3.3.4; [6] MMG Dugald River - site specific value [7] Speciated arsenic concentrations for As (III) and As (V) only required if 13 mg/L is exceeded - note that the sample bottle requirements for As (total species) and As (speciated) may differ. [11] Where appropriate, the default trigger values may be hardness adjusted in accordance with ANZG (2018).
- C36
If quality characteristics of groundwater from compliance bores identified in Schedule C - Table 7 (Groundwater Monitoring Locations and Frequency) exceed any of the trigger levels stated in Schedule C - Table 8 (Groundwater Trigger Levels and Contaminant Limits), the holder of this environmental authority must compare the compliance monitoring bore results to the reference bore results and: (a) if the level of contaminants at the compliance monitoring bore does not exceed the reference bore results, then no action is to be taken; and (b) if the level of contaminants at the compliance monitoring bore is greater than the reference bore results, complete an investigation in accordance with the ANZECC and ARMCANZ 2000, into the potential for environmental harm and provide a written report to the administering authority within three (3) months, outlining: (i) details of the investigations carried out; (ii) details of environmental impacts observed; and (iii) actions taken to prevent environmental harm. Note: Where an exceedance of a trigger level has occurred and is being investigated, in accordance with clause (b) of this condition, then no further reporting is required for subsequent trigger events for that quality characteristic within the three month investigation period.
- C37
Results of monitoring of groundwater from compliance bores identified in Schedule C - Table 7 (Groundwater Monitoring Locations and Frequency), must not exceed any of the contaminant limits defined in Schedule C - Table 8 (Groundwater Trigger Levels and Contaminant Limits). Monitoring Bore Construction, Maintenance and Decommissioning
- C38
The construction, maintenance and management of groundwater bores (including groundwater monitoring bores) must be undertaken in a manner that prevents or minimises impacts to the environment and ensures the integrity of the bores to obtain accurate monitoring. Reporting
- C39
A report on groundwater monitoring, including monitoring results and interpretations, must be prepared by a relevantly qualified and suitable person on a biennial (two yearly) basis and be made available to the administering authority on request. The report must include: Permit OFFICIAL Environmental Authority EPML00731213 (a) An assessment of groundwater monitoring results against the objectives of the MMG Dugald River Mine Groundwater Monitoring Program. (b) A review of groundwater compliance against requirements specified in the environmental authority. (c) Any proposed refinement or update to the groundwater monitoring program or environmental authority, with respect to monitoring locations, frequency, parameters, specified trigger values and/or specified contaminant limits, that may be applicable on review of the collected data or other relevant information. END OF CONDITIONS FOR SCHEDULE C Permit OFFICIAL Environmental Authority EPML00731213 Schedule D - Regulated Structures Assessment of Consequence Category
- D1
The consequence category of any structure must be assessed by a suitably qualified and experienced person in accordance with the Manual for Assessing Consequence Categories and Hydraulic Performance (a) prior to the design and construction of the structure, if it is not an existing structure; or (b) prior to any change in its purpose or the nature of its stored contents.
- D2
A consequence assessment report and certification must be prepared for each structure assessed and the report may include a consequence assessment for more than one structure.
- D3
Certification must be provided by the suitably qualified and experienced person who undertook the assessment, in the form set out in the Manual for Assessing Consequence Categories and Hydraulic Notification of affected persons
- D4
All affected persons must be provided with a copy of the emergency action plan in place for each regulated structure (a) for existing structures that are regulated structures, within 10 business days of this condition taking effect; (b) prior to the operation of the new regulated structure; and (c) if the emergency action plan is amended, within 5 business days of it being amended. Operation of a Regulated Structure
- D5
Operation of a regulated structure, except for an existing structure, is prohibited unless the holder has submitted to the administering authority, all of the following: (a) one paper copy and one electronic copy of the design plan and certification of the `design plan' in accordance with condition D6; (b) a set of `as constructed' drawings and specifications; (c) certification of those `as constructed drawings and specifications' in accordance with condition D9; (d) where the regulated structure is to be managed as part of an integrated containment system for the purpose of sharing the DSA volume across the system, a copy of the certified system design plan; (e) the requirements of this authority relating to the construction of the regulated structure have been met; (f) the holder has entered the details required under this authority, into a Register of Regulated Structures; and, (g) there is a current operational plan for the regulated structure. Permit OFFICIAL Environmental Authority EPML00731213
- D6
For existing structures that are regulated structures: (a) where the existing structure that is a regulated structure is to be managed as part of an integrated containment system for the purpose of sharing the DSA volume across the system, the holder must submit to the administering authority within 12 months of the commencement of this condition a copy of the certified system design plan including that structure; and (b) there must be a current operational plan for the existing structures.
- D7
Each regulated structure must be maintained and operated, for the duration of its operational life until decommissioned and rehabilitated, in compliance with the current operational plan and, if applicable, the current design plan and associated certified `as constructed' drawings. Mandatory Reporting Level
- D8
Conditions D15 to D16 inclusive only apply to Regulated Structures which have not been certified as low consequence category for `failure to contain - overtopping'.
- D9
The Mandatory Reporting Level (the MRL) must be marked on a regulated dam in such a way that during routine inspections of that dam, it is clearly observable.
- D10
The holder must, as soon as practicable but within forty-eight (48) hours of becoming aware, notify the administering authority when the level of the contents of a regulated dam reaches the MRL.
- D11
The holder must, immediately on becoming aware that the MRL has been reached, act to prevent the occurrence of any unauthorised discharge from the regulated dam.
- D12
The holder must record any changes to the MRL in the Register of Regulated Structures. Design Storage Allowance
- D13
The holder must assess the performance of each regulated dam or linked containment system over the preceding November to May period based on actual observations of the available storage in each regulated dam or linked containment system taken prior to 1 July of each year.
- D14
By 1 November of each year, storage capacity must be available in each regulated dam (or network of linked containment systems with a shared DSA volume), to meet the Design Storage Allowance (DSA) volume for the dam (or network of linked containment systems).
- D15
The holder of this environmental authority must, as soon as possible and within forty-eight (48) hours of becoming aware that the regulated dam (or network of linked containment systems) will not have the available storage to meet the DSA volume on 1 November of any year, notify the administering authority.
- D16
The holder must, immediately on becoming aware that a regulated dam (or network of linked containment systems) will not have the available storage to meet the DSA volume on 1 November of any year, act to prevent the occurrence of any unauthorised discharge from the regulated dam or linked containment systems. Permit OFFICIAL Environmental Authority EPML00731213 Annual Inspection Report
- D17
Each regulated structure must be inspected each calendar year by a suitably qualified and experienced person.
- D18
At each annual inspection, the condition and adequacy of all components of the regulated structure must be assessed and a suitably qualified and experienced person must prepare an annual inspection report containing details of the assessment and include a recommendations section, with any recommended actions to ensure the integrity of the regulated structure or a positive statement that no recommendations are required.
- D19
The suitably qualified and experienced person who prepared the annual inspection report must certify the report in accordance with the Manual for Assessing Consequence Categories and Hydraulic Performance of
- D20
The holder of this environmental authority must: (a) within twenty (20) business days of receipt of the annual inspection report, provide to the administering authority: (i) the recommendation section of the annual inspection report; and, (ii) if applicable, any actions being taken in response to those recommendations; and (b) If, following receipt of the recommendations and (if applicable) recommended actions, the administering authority requests a copy of the annual inspection report from the holder, provide this to the administering authority within 10 business days of receipt of the request. Transfer Arrangements
- D21
The holder must provide a copy of any reports, documentation and certifications prepared under this authority, including but not limited to any Register of Regulated Structures, consequence assessment, design plan and other supporting documentation, to a new holder on transfer of this authority. Decommissioning and Rehabilitation
- D22
Regulated structures must not be abandoned but be either: (a) decommissioned and rehabilitated to achieve compliance with condition D23; or (b) be left in-situ for a use by the landholder provided that: (i) it no longer contains contaminants that will migrate into the environment; and (ii) it contains water of a quality that is demonstrated to be suitable for its intended use(s); and (c) the holder of the environmental authority and the landholder agree in writing that the; (i) dam will be used by the landholder following the cessation of the environmentally relevant activity(ies); and (ii) landholder is responsible for the dam, on and from an agreed date. Permit OFFICIAL Environmental Authority EPML00731213
- D23
Before surrendering this environmental authority the site must be rehabilitated to achieve a safe, stable, non-polluting landform. Register of Regulated Dams
- D24
A Register of Regulated Structures must be established and maintained by the holder for each regulated structure.
- D25
The holder must provisionally enter the required information in the Register of Regulated Structures when a design plan for a regulated dam is submitted to the administering authority.
- D26
The holder must make a final entry of the required information in the Register of Regulated Structures once compliance with condition D11 and D12 has been achieved.
- D27
The holder must ensure that the information contained in the Register of Regulated Structures is current and complete on any given day.
- D28
All entries in the Register of Regulated Structures must be approved by the chief executive officer for the holder of this authority, or their delegate, as being accurate and correct.
- D29
The holder must, at the same time as providing the annual return, supply to the administering authority a copy of the records contained in the Register of Regulated Structures, in the electronic format required by the administering authority. Transitional arrangements
- D30
All existing regulated structures must subsequently comply with the timetable for any further assessments in accordance with the Manual specified in Schedule D - Table 1 (Transitional hydraulic performance requirements for existing structures), depending on the consequence category for each existing structure assessed in the most recent previous certification for that structure.
- D31
Schedule D - Table 1 (Transitional hydraulic performance requirements for existing structures) ceases to apply for a structure once any of the following events has occurred: (a) it has been brought into compliance with the hydraulic performance criteria applicable to the structure under the Manual; or (b) it has been decommissioned; or (c) it has been certified as no longer being assessed as a regulated structure.
- D32
Certification of the transitional assessment required by D30 (as applicable) must be provided to the administering authority within 6 months of amendment of the authority adopting this schedule. Permit OFFICIAL Environmental Authority EPML00731213 Schedule D - Table 1 (Transitional hydraulic performance requirements for existing structures) Transition period required for existing structures to achieve the requirements of the Manual for Assessing Consequence Categories and Hydraulic Performance of Dams Compliance with criteria High Significant Low >90% and a history of good No transition required No transition required No transitional conditions apply. compliance performance in last Review consequence 5 years assessment every 7 years. >70%-90% Within 7 years, unless otherwise Within 10 years, unless No transitional conditions apply. agreed with the administering otherwise agreed with the Review consequence authority, based on no history of administering authority, based assessment every 7 years. unauthorised releases. on no history of unauthorised releases. 50-70% Within 5 years unless otherwise Within 7 years unless otherwise Review consequence agreed with the administering agreed with the administering assessment every 7 years. authority, based on no history of authority, based on no history of unauthorised releases. unauthorised releases. 50% Within 5 years or as per Within 5 years or as per Review consequence compliance requirements (e.g. compliance requirements (e.g. assessment every 5 years. TEP timing) TEP timing) Regulated levee designed to Within 5 years unless otherwise agreed with the administering authority. prevent the ingress of clean flood water <100% compliant7 Hydraulic performance of regulated dams
- D33
Regulated dams must meet the hydraulic performance criteria specified in Schedule D - Table 2 (Hydraulic performance criteria for Regulated Dams). Schedule D - Table 2 (Hydraulic performance criteria for Regulated Dams) Hydraulic performance criteria Name of dam Consequence Design Storage Mandatory Spillway category Allowance Reporting Level Capacity (DSA) (MRL) Stage 2 PAF Pad Run Off Significant[1] N/A N/A 1:100 AEP To Dam 1:1000 AEP Permit OFFICIAL Environmental Authority EPML00731213 Tailings Storage Facility High[3] 1:20 AEP[2] 1:10 AEP 72 hr 1:1 000 AEP To duration[2] 1:100 000 AEP [1] Consequence category assessed in ATC Williams (30 October 2019) report titled "MMG Dugald Rover Dugald River Mine Regulated Structures Annual Inspection Report -2019. Date: October 2019 Doc No: 108003.37-R01 Revision:0", which includes certification by Craig Noske (RPEQ 21885) [2] Value to be calculated annually based on the significant consequence category for `failure to contain - overtopping' scenario in line with the 2016). [3] Consequence category assessed in ATC Williams (24 May 2016) report titled ""MMG Dugald River Tailings Storage Facility: May 2016, ATCW Doc No: 108003.18-R03", which includes certification by Mark Dillon (RPEQ 8690). Tailings Disposal
- D34
Upon disposal of tailings into the tailings storage facility, the holder of this environmental authority must inspect the tailings storage facility weekly to identify and register any fauna mortalities. This information will be made available to the administering authority upon request within and forty eight (48) hours of the discovery of any fauna mortalities. Details of mortalities will include but not be limited to: (a) animal species of the discovery of any fauna mortality; (b) number of animals; (c) location; and (d) likely cause of death.
- D35
If in the opinion of the administering authority, the mortality rate referred to in condition D34 is unacceptable, the holder of this environmental authority will be required to develop and implement an action plan to reduce the mortality rate and provide the action plan to the administering authority within one (1) month of the plan being required. END OF CONDITIONS FOR SCHEDULE D Permit OFFICIAL Environmental Authority EPML00731213 Schedule E - Sewage Sewage Treatment Management Plan
- E1
A Sewage Treatment Management Plan that provides for the proper and effective management of actual and potential environmental impacts resulting from the operation of sewage treatment plants and to ensure compliance with the conditions of the environmental authority must be implemented and maintained.
- E2
The Sewage Treatment Management Plan must include but no be limited to: (a) topographical map of suitable scale clearly showing the licensed place and surrounding land likely to be affected by the sewage treatment plants along with the location of any sensitive receptors; (b) a site plan including the Q100 flood level in conjunction with licensed place boundaries and infrastructure and buffer zones; (c) detail any potential impact on groundwater and surface water from the discharge of effluent; and (d) strategies for managing and minimising the impact on surface water and groundwater; and Alarms
- E3
Sewage treatment infrastructure must be fitted with stand-by pumps and pump-failure alarms as well as high level alarms to warn of imminent overflow. All alarms must be able to operate via telemetry and without mains power. Sewage Treatment - Effluent Release to Waters
- E4
Treated sewage effluent may be released to waters from the STP Dam in accordance with the conditions of this environmental authority.
- E5
Notwithstanding the monitoring requirements specified Schedule C of this environmental authority, the release of contaminants to waters from the STP Dam release point must also be monitored at the release point STP Dam and for each quality characteristic and at the frequency specified in Schedule E - Table 1 (Sewage Effluent Contaminant Release Limits). Schedule E - Table 1 (Sewage Effluent Contaminant Release Limits) Quality Characteristic Release Limit Monitoring Frequency Total Nitrogen (mg/L) 20 Daily during release (the first sample must be taken within 2 Total Phosphorous (mg/L) 5 hours of commencement of release) 5 Day Biochemical Oxygen Demand 20 (mg/L) Faecal Coliforms (cfu/100mL) 1000 Free Residual Chlorine (mg/L) 1 Permit OFFICIAL Environmental Authority EPML00731213
- E6
The release of contaminants to waters must not exceed the release limits stated in Schedule E - Table 1 (Sewage Effluent Contaminant Release Limits) for each quality characteristic. END OF CONDITIONS FOR SCHEDULE E Permit OFFICIAL Environmental Authority EPML00731213 Schedule F - Noise and Vibration Noise Monitoring
- F1
The holder of this environmental authority must ensure that noise generated by the mining activity does not cause a nuisance at a sensitive place or commercial place.
- F2
In the event of a complaint made to the administering authority, considered in the opinion of an authorised officer to be neither frivolous or vexatious, about noise generated in carrying out the mining activity and the noise is considered by the administering authority to be an unreasonable noise, the holder of this environmental authority must take action to ensure that it is no longer an unreasonable noise. Noise monitoring and recording must include the following descriptor characteristics and matters: (a) LAeq (b) LAN,T (where N equals the statistical levels of 1, 10 and 90 and T = 15 minutes); (c) background noise LA90,; (d) the level and frequency of occurrence of impulsive or tonal noise and any adjustment and penalties to statistical levels; (e) atmospheric conditions including temperature, relative humidity and wind speed and directions; (f) effects due to any extraneous factors such as traffic noise; (g) location, date and time of monitoring; (h) if the complaint concerns low frequency noise, Max LpLIN,T; and (i) if the complaint concerns low frequency noise, one third octave band measurements in dB(LIN) for centre frequencies in the 10 - 200 Hz range.
- F3
In the event of a complaint about noise from the mining activities, noise from the mining activities must not exceed the criteria in Schedule F - Table 1 (Noise Limits). Schedule F - Table 1 (Noise Limits) Noise Level dB(A) 7 Days per Week Measured As: 6pm to 10pm 7am to 6pm 10pm to 7am LAeq, adj, T 40 35 30 Note: T = 15 minutes Air Blast and Ground Vibration
- F4
The holder of this environmental authority must ensure that blasting does not cause the limits for peak particle velocity and air blast overpressure in Schedule F - Table 2 (Blasting Noise Limits) to be exceeded at any sensitive place or commercial place. Permit OFFICIAL Environmental Authority EPML00731213 Schedule F - Table 2 (Blasting Noise Limits) Blasting Noise Sensitive or Commercial Place Limits Limits 7am to 6pm 6pm to 7am Airblast overpressure 115 dB (Linear) peak for four (4) out of five (5) 95 dB (Linear) peak consecutive blasts initiated and not greater than 1mm/second peak particle velocity 120 dB (Linear) peak at any time Ground vibration peak 5mm/second peak particle velocity for four (4) particle velocity out of five (5) consecutive blasts and not greater than 10 mm/second peak particle velocity at any time
- F5
The holder of this environmental authority must implement measures to reduce airblast overpressure and ground vibration impacts upon receipt of a complaint such that blasting activities no longer cause environmental harm.
- F6
Where blast monitoring detects non-compliance with Schedule F - Table 2 (Blasting Noise Limits) the holder of this environmental authority must: (a) take steps to ensure compliance is achieved by subsequent blasts; and (b) continue to monitor all consecutive blasts until at least three (3) successive blasts comply with Schedule F - Table 2 (Blasting Noise Limits).
- F7
The method of measurement and reporting of airblast overpressure levels must comply with the most recent Australian standard Explosives - Storage and use guidelines.
- F8
The method of measurement and reporting of vibration levels must comply with the most recent edition of the administering authority's guideline Noise and vibration from blasting. END OF CONDITIONS FOR SCHEDULE F Permit OFFICIAL Environmental Authority EPML00731213 Schedule G - Non Mineral Waste Waste Management Program
- G1
A Waste Management Program must be developed and implemented by the environmental authority holder and submitted to the administering authority upon request. Waste Disposal
- G2
All general and regulated waste (other than waste authorised in condition G3) must be removed from the licensed place to a facility that is lawfully able to accept the waste.
- G3
The only waste that can be disposed of on the licensed place is waste generated on the licensed place and is limited to: (a) waste rock; (b) tailings; (c) tyres; (d) plastic; (e) SIPEX and Sodium Metabisulphite containers; and (f) Reverse osmosis brine.
- G4
Unless otherwise permitted by the conditions of this environmental authority or with prior approval from the administering authority and in accordance with a relevant standard operating procedure, waste must not be burnt. Regulated Waste
- G5
Regulated waste, other than that authorised to be disposed of at the licensed place under this environmental authority, must only be removed and transported from the licensed place by a person who holds a current authority to transport such wastes to a facility that is lawfully able to accept the waste.
- G6
Regulated waste generated by the mining activity can be temporarily stored at the licensed place prior to removal provided it is for a period no longer than six (6) months and it is stored in a manner to minimise risk of fire or contamination of land or waters.
- G7
Each container of regulated waste stored awaiting movement from the licensed place must be clearly marked to identify the contents. Tyre Storage and Disposal
- G8
Tyres stored awaiting disposal or transport for take-back and recycling or waste-to-energy options - must be stockpiled in volumes less than three (3) metres in height and 200m2 in area and at least ten (10) metres from any other tyre storage area.
- G9
Fire prevention measures must be implemented including the removal of all combustible materials, including grass and vegetation, within a ten (10) metre radius of any tyre storage area. Permit OFFICIAL Environmental Authority EPML00731213
- G10
Subject to demonstrating to the administering authority that no other use higher in the waste hierarchy can be practicably implemented, waste tyres generated from the mining activity may be disposed of at the licensed place in the underground mine workings. Reverse Osmosis (RO) Plant
- G11
The RO Plant must be designed, constructed and operated to prevent the discharge of contaminants from the structure to land or waters.
- G12
The RO Plant must be inspected each calendar year by a suitably qualified and experienced person.
- G13
At each annual inspection, the suitably qualified and experienced person must prepare an annual inspection report containing details of the assessment and include any recommended actions to ensure the integrity of the structure is maintained.
- G14
The holder must within 20 business days of receipt of the annual inspection report, advise the administering authority of any recommended actions included in the report and when recommended actions will be undertaken. Brine Disposal
- G15
The holder of this environmental authority may dispose brine to the TSF. END OF CONDITIONS FOR SCHEDULE G Permit OFFICIAL Environmental Authority EPML00731213 Schedule H - Mineral Waste Tailings Disposal
- H1
Tailings must be managed in accordance with procedures contained within the Mineral Waste Tailing Disposal Plan. The Mineral Waste Tailing Disposal Plan must be regularly reviewed and updated every three years. These procedures must include provisions for: (a) containment of tailings in accordance with the approved design plan(s); (b) the management of seepage and leachates both during operation and post closure; (c) the control of fugitive emissions to air; (d) a program of progressive sampling and characterisation to identify acid producing potential and metal concentrations of tailings that must include: (i) progressive characterisation of all tailings material during disposal for net acid producing potential (NAPP) and the following contaminants: arsenic, cadmium, copper, cyanide, iron, lead, manganese, nickel, silver, zinc, fluoride and sulfate; (ii) geochemical kinetic testing where the acid producing potential of tailings material has not been conclusively determined to indicate oxidation rates, potential reaction products and effectiveness of control strategies. (e) management of tailings in order to minimise the potential for environmental harm. Waste Rock
- H2
No waste rock dumps are to remain upon surrender of environmental authority.
- H3
All potentially acid forming (PAF) waste material is to be returned to the North or South Decline at end of mine life and must not cause environmental harm.
- H4
Non-acid forming waste rock (NAF) may be used in rehabilitation or the construction of temporary or permanent structures within the operational areas if it is characterised as un-reactive (including material that does not cause acid, neutral or saline mine drainage).
- H5
A Waste Rock Management Plan must be developed and implemented by the environmental authority holder and submitted to the administering authority upon request.
- H6
Waste rock disposal must not occur on the licensed place unless the holder of this environmental authority has submitted to the administering authority a waste rock management plan. The waste rock management plan must be certified by an appropriately qualified person, to ensure the plan has addressed the requirements of this environmental authority in accordance with best practice environmental management.
- H7
The waste rock management plan must include: (a) a detailed design of the waste rock dumps; (b) characterisation of the waste rock to predict the quality of runoff and seepage generated, including salinity, acidity, alkalinity, dissolved metals, metalloids and non-metallic inorganic substances; Permit OFFICIAL Environmental Authority EPML00731213 (c) a program of progressive sampling program to validate pre-mine waste rock characterisation. The waste rock sampling program must include validation of salinity, acid and alkali producing potential and metal concentrations including arsenic, cadmium, copper, lead, manganese, nickel, silver, zinc, fluoride and sulfate; (d) where the acid rock drainage potential / neutral mine drainage potential of waste rock material has not been conclusively determined, geochemical kinetic testing must be conducted to indicate oxidation rates, potential reaction products and effectiveness of control strategies; (e) records must be maintained of all waste rock characterisation and disposal including contingency planning for the management of acid rock / neutral mine drainage; (f) a materials balance and disposal plan demonstrating how potentially acid forming and acid forming waste rock will be selectively placed and/or encapsulated to minimise the generation of acid mine drainage; (g) a materials balance and disposal plan demonstrating how waste rock that has a potential to generate neutral and/or saline mine drainage will be selectively placed and managed to minimise the generation of neutral and/or saline mine drainage; (h) a sampling program to verify encapsulation and/or placement of potentially acid forming / acid forming waste rock / waste rock that has a potential to generate neutral mine drainage; (i) how often the performance of the plan will be assessed; (j) a rehabilitation strategy which meets the rehabilitation objectives specified in Schedule I of this environmental authority; and (k) monitoring or rehabilitation, research and/or trials to verify the requirements and methods for decommissioning and final rehabilitation of the placed materials, including the prevention and management of acid mine drainage, erosion minimisation and establishment of vegetation cover.
- H8
The waste rock dumps must be designed, constructed and operated to minimise the infiltration of incidental rainfall into the waste rock dump.
- H9
Any seepage from the waste rock dump must be captured and directed to an appropriately engineered and maintained storage authorised to receive seepage in accordance with Schedule D - Regulated Structures of this environmental authority. Acid Rock Drainage Management
- H10
Subject to the release limits defined in Schedule - C of this environmental authority, all reasonable and practicable measures must be implemented to prevent contaminated water being directly or indirectly released or likely to be released as a result of the mining activity to any waters. END OF CONDITIONS FOR SCHEDULE H Permit OFFICIAL Environmental Authority EPML00731213 Schedule I - Land and Rehabilitation General
- I1
Unless authorised by this environmental authority contaminants that will or may cause environmental harm must not be directly or indirectly released to land.
- I2
Any spillage of wastes, contaminants or other materials must be cleaned up promptly. Such spillages must be cleaned up using dry methods that minimise the impact of the release of wastes, contaminants or materials to land. Topsoil
- I3
Topsoil and subsoils must be stripped and stockpiled ahead of the areas proposed to be disturbed for the mining activity to a depth determined from soil surveys to ensure that useable soil resources are preserved for rehabilitation.
- I4
Topsoil and subsoil stockpiles must be managed to ensure stability and minimise the release of contaminants. Measures must include: (a) Vegetating stockpiles; (b) Minimising the height of stockpiles; and (c) Re-using stockpiles as soon as possible.
- I5
A topsoil and subsoil inventory which identifies the soil requirements for the mining activity and availability of suitable soil on the licensed place must be submitted to the administering authority upon request. Disturbance to Land
- I6
When carrying out the mining activity the holder of this environmental authority must: (a) avoid, minimise or mitigate (in order of preference) any impacts on areas of sensitive vegetation or other areas of ecological value; (b) minimise the risk of injury, harm, or entrapment to wildlife and stock; (c) minimise disturbance to land that may otherwise result in land degradation; (d) prior to carrying out any disturbance activities, make all relevant staff, contractors or agents carrying out those activities, aware of the location of any Category A, B or C Environmentally Sensitive Area (ESA) and the relevant requirements of this environmental authority; (e) if significant disturbance to land is unavoidable, the holder of this environmental authority must clear vegetation in a way which minimises fragmentation; and (f) manage cleared vegetation so that it is stockpiled in a manner that facilitates salvage and respreading and does not impede vehicle, stock or wildlife movements.
- I7
A registered spotter/catcher is to be engaged to work ahead of site clearing works at the commencement of vegetation clearing to ensure the protection of species that may be of conservation significance. Note: This environmental authority does not authorise the taking of protected animals or the tampering with an animal Permit OFFICIAL Environmental Authority EPML00731213 breeding place that is being used by a protected animal to incubate or rear the animal's offspring.
- I8
In the event of identification of threatened species on the licensed place, a diagrammatic representation of the species occurrence relative to the mining activity together with a management and monitoring strategy for species conservation must be prepared to the satisfaction of the administering authority and submitted with the plan of operations. Purple-necked Rock-wallaby Monitoring Program (Petrogale purpureicollis)
- I9
The holder of this environmental authority must take all reasonable and practicable measures to avoid, minimise and mitigate impacts on the Purple-necked Rock-wallaby (Petrogale purpureicollis).
- I10
A purple-necked rock-wallaby monitoring program must be implemented by an appropriately qualified person to monitor and record the effects of the mining activity on the purple-necked rock wallaby population. The purple-necked rock-wallaby monitoring program must be implemented and maintained for the life of the environmental authority.
- I11
The purple-necked rock-wallaby monitoring program required by condition I10 must be conducted annually in each wet and dry season and must include the following at a minimum: (a) an estimation of the number of purple-necked rock-wallabies inhabiting the licensed place; (b) continuation of data collection on suitable purple-necked rock-wallaby shelter sites and foraging areas; (c) details of the person that undertook the monitoring program and the methods used; (d) details of when (both date and time of day) and the climatic conditions at the time that the monitoring program was undertaken; (e) an estimation of the number and type of pest species occurring along the Knapdale Range within the licensed place that may impact on the population of the purple-necked rock-wallaby; (f) noise monitoring utilising a broadband (non-A weighted) recording system; (g) consideration and comparison to previous similar monitoring programs; (h) support for findings as follows including photos/records of the purple-necked rock-wallaby, scats or other trace material; and (i) procedures for notification to the administering authority and contingency plans in the event that any significant decline in the purple-necked rock-wallaby population is detected.
- I12
A report detailing the results of the purple-necked rock-wallaby monitoring program carried out in accordance with conditions I10 and I11 must be provided to the administering authority, before 1 February each year. Rehabilitation Objectives
- I13
Rehabilitation must commence progressively as soon as areas become available and in accordance with the Progressive Rehabilitation and Closure Plan (PRCP) PRCP-EPML00731213-V2. Permit OFFICIAL Environmental Authority EPML00731213 Infrastructure
- I14
All buildings, structures, mining equipment and plant erected and/or used for the mining activity must be removed from the licensed place prior to surrender, except where agreed to in writing by the administering authority and the landowner. Chemicals and Flammable or Combustible Liquids
- I15
All explosives, hazardous chemicals, corrosive substances, toxic substances, gases, flammable or combustible liquids and dangerous goods must be stored and handled in accordance with the current, relevant Australian Standard where such is applicable.
- I16
Notwithstanding the requirements of any applicable Australian Standard, any liquids stored on licensed place that have the potential to cause environmental harm must be stored and serviced by an effective containment system that is impervious to the materials stored and managed to prevent the release of liquids to waters or land.
- I17
Where no relevant Australian Standard is available, the following must be applied: (a) storage tanks must be bunded such that the capacity and construction of the bund is sufficient to contain at least 110% of a single storage tank or 100% of the largest storage tank plus 10% of the second largest storage tank in multiple storage areas; and (b) drum storages must be bunded such that the capacity and construction of the bund is sufficient to contain at least 25% of the maximum design storage volume within the bund.
- I18
All containment systems must be designed to minimise rainfall collection within the system. Contaminated Land
- I19
Prior to making an application for surrender or approval for progressive rehabilitation the holder of this environmental authority must undertake a contaminated land assessment / investigation of the relevant areas of the licensed place in accordance with, but not limited to, the following guidance: National Environment Protection (Assessment of Site Contamination) Amendment Measure, 2013. Other appropriate guidance may also be utilised where appropriate, however, application of any additional guidance must not contradict the requirements of Qld legislation and guidance. Biodiversity Offsets
- I20
The holder of this environmental authority must implement and maintain the Biodiversity Offset Strategy and the Dugald River Project: Offset Area Management Plan, developed in accordance with the Queensland Biodiversity Offset Policy.
- I21
Significant residual impacts to prescribed environmental matters, other than if the impacts were authorised by an existing authority issued before the commencement of the Environmental Offsets Act 2014, are not authorised under this environmental authority or the Environmental Offsets Act 2014 unless the impact is specified in `Schedule I - Table 1 (Significant residual impacts to prescribed environmental matters)'. Permit OFFICIAL Environmental Authority EPML00731213 Schedule I - Table 1 (Significant residual impacts to prescribed environmental matters) Prescribed environmental matter Location of impact Maximum extent of
- I22
Records demonstrating that each impact to a prescribed environmental matter not listed in `Schedule I - Table 1 (Significant residual impacts to prescribed environmental matters)' did not, or is not likely to, result in a significant residual impact to that matter must be: (a) Completed by an appropriately qualified person; and (b) Kept for the life of the environmental authority.
- I23
An environmental offset made in accordance with the Environmental Offsets Act 2014 and Queensland Environmental Offsets Policy, as amended from time to time, must be undertaken for the maximum extent of impact to each prescribed environmental matter authorised in `Schedule I - Table 1 (Significant residual impacts to prescribed environmental matters)', unless a lesser extent of the impact has been approved in accordance with condition I25.
- I24
Prior to the commencement of any impacts to a prescribed environmental matter for which an environmental offset is required by condition I23, a report completed by an appropriately qualified person that contains an analysis of the estimated maximum extent of impact to each prescribed environmental matter must be provided to the administering authority.
- I25
The report required by condition I24 must be approved by the administering authority before the notice of election, if applicable, is given to the administering authority.
- I26
The notice of election for the environmental offset required by condition I25, if applicable, must be provided to the administering authority no less than three months before the proposed commencement of the significant residual impacts for which the environmental offset is required. Watercourse crossings
- I27
All watercourse crossings must be constructed in accordance with the Accepted Development requirements Queensland, Department of Agriculture and Fisheries, 2018).
- I28
All watercourse crossings must be demonstrated to be constructed to minimise the clearing of riparian vegetation. END OF CONDITIONS FOR SCHEDULE I Permit OFFICIAL Environmental Authority EPML00731213 Schedule J - Wind farm (Renewable Energy Project) General
- J1
Activities relating to the wind farm (renewable energy project) must comply with the conditions in Schedule J of this environmental authority in addition to all other conditions of this environmental authority. Planning
- J2
The EA holder must prepare and submit to the administering authority 3 months prior to construction a final Project Layout Plan (PLP) that includes the following elements: (a) Identifies stages of development and development sequence; and (b) Final project footprint and final position (including co-ordinates) of all aspects of development including stockpiles, watercourse crossings and underground infrastructure. (c) Detailed design plans and certification of the design plans for all elements of the development, including but not limited to wind turbines, wind monitoring towers/meteorology masts, stockpiles, roads and hardstand areas, powerlines, laydown areas, site offices, workshops, substations, watercourse crossing and underground infrastructure;
- J3
An "as constructed" report and drawings must be prepared and certified by a RPEQ prior to commencement of operation of the relevant stage of the wind farm in accordance with PLP required under condition J2, and submitted to the administering authority within 5 business days upon written request. The "as constructed" report and drawings must include: (a) The as-constructed specifications and location of all aspects of the development; (b) Co-ordinates for all wind turbines and wind monitoring towers/meteorology masts; (c) heights above ground level for all wind turbines and wind monitoring towers/meteorology masts; (d) assessment of any deviations of the construction from the detailed design; and (e) a statement by the RPEQ certifying that the construction has been completed in conformity with the certified design.
- J4
The EA holder must prepare and submit to the administering authority a Construction Environmental Management Plan (CEMP) prepared by a suitably qualified person one month prior to commencement of construction works for each stage of the wind farm in accordance with the PLP required under condition J2. The CEMP must: (a) Ensure the location of infrastructure required for construction is within the final project footprint and in accordance with detailed design plans required under condition J2; (b) Include details of consultation with all relevant stakeholders; (c) Include measures to manage construction noise, dust and vibration, including: (i) A description of construction noise and the activities and equipment likely to generate noise, vibration and dust emissions; Permit OFFICIAL Environmental Authority EPML00731213 (ii) Identification of proposed hours of work, what work will be undertaken during those hours and in compliance with conditions F1, F2 and F3 of this environmental authority; (iii) A description and locations of sensitive places that may be affected by noise, vibration or dust emissions from construction; (iv) Description of the noise, vibration and dust impact control measures to be implemented to minimise noise, vibration and dust impacts at sensitive receptors; (v) Descriptions of methods to be used to monitor performance and receive, record and respond to complaints; (d) Include erosion and sediment control in accordance with Condition J9; (e) Include implementation of measures to mitigate flood risks identified in accordance with condition J5; and (f) An assessment and consideration of geotechnical and slope stability risks associated with the construction.
- J5
The EA holder must prepare a flood risk assessment associated with the construction and operation of the windfarm, prior to commencement of construction. The flood risk assessment must: (a) Be prepared by a suitably qualified person; (b) Be based on the final project footprint and final design plan required in accordance with condition J2; (c) Have consideration of the CEMP required in accordance with condition J4; (d) Consider the PMF flood event; (e) Include an assessment of potential impacts of flooding; (f) Identify measures to manage and mitigate potential flood risks and impacts; (g) Be submitted to the administering authority prior to commencement of construction if the assessment of flood risk indicates potential inundation of mine domain areas including (but not limited to) underground mining portals, areas adjacent to or including the WRD, water storages. Otherwise, the assessment must be submitted to the administering authority within 5 business days upon request.
- J6
The EA holder must prepare an updated Noise Impact Assessment (NIA) prior to commencement of construction of the windfarm. The NIA must: (a) Be prepared by a suitably qualified acoustic consultant; (b) Reflect the final wind turbine model and ancillary equipment selection and siting as described in the detailed design in J2, and demonstrate compliance with the conditions F1, F2 and F3 of this environmental authority; (c) Include the construction phase (with consideration of the CEMP required in accordance with condition J4), the operation phase, and the decommissioning phase of the wind farm; and (d) Be submitted to the administering authority within 5 business days upon request. Permit OFFICIAL Environmental Authority EPML00731213
- J7
The EA holder must develop an Air Quality, Noise and Vibration Management Plan. The Air Quality, Noise and Vibration Management Plan must: (a) Apply to the construction phase (with consideration of the CEMP required in accordance with condition J4), the operation phase, and the decommissioning phase of the wind farm; (b) Be reviewed and updated by a suitably qualified person at the following times: (i) Three (3) months following the commencement of operation; (ii) Nine (9) months following the commencement of the wind farm (all turbines operating); (iii) Annually after the nine month operation review required by (ii); (c) Include an Operation Noise Strategy (ONS) prepared by a suitably qualified acoustic engineer and detail any necessary operating measures/regime or wind sector management measures required to ensure noise emissions achieve compliance with conditions F1, F2 and F3 of this environmental authority. (d) Include a decision-making framework and adaptive management approach, including triggers for mitigation measures such as operational shut-down of relevant turbines during certain periods; and (e) Be submitted to the administering authority within 5 business days upon request.
- J8
The EA holder must implement and maintain the measures identified within the Air Quality, Noise and Vibration Management Plan required by condition J7.
- J9
The EA holder must prepare an Erosion and Sediment Control Plan (ESCP) for the wind farm prior to commencement of construction to ensure compliance with the conditions of this environmental authority. The ESCP is to be prepared by a suitably qualified and experienced professional to address and manage potential impacts caused by clearing of the site. The ESCP must be prepared in accordance with Best Practice Erosion and Sediment Control (BPESCP) guidelines for Australia (International Erosion Control Australia). The ESCP must: (a) Prevent sediment runoff from entering into watercourses and/or surrounding landscapes during all construction phase from vegetation clearing, undertaking of civil works and during construction of turbines and ancillary infrastructure. (b) Prevent sediment runoff from entering into watercourse and/or surrounding landscapes during operation and decommissioning phases of the windfarm; (c) Include measures to: (i) Prevent accelerated soil erosion; (ii) Where prevention is not possible, minimise and mitigate accelerated soil erosion; (iii) Monitor, record and respond to soil erosion events. (d) Include a monitoring and surveillance plan that is responsive to the seasonal erosion risks of the site; (e) Include an emergency erosion management response protocol that must be enacted ahead of Permit OFFICIAL Environmental Authority EPML00731213 forecast weather events that may increase the likelihood of accelerated erosion; (f) Include training of staff that will be responsible for maintenance and operation of sediment and erosion control structures; (g) Be independently reviewed and endorsed by a suitably qualified third party prior to commencement of construction; (h) Be reviewed and updated annually by a suitably qualified person; and (i) Be submitted to the administering authority within 5 business days upon request. Note: A suitably qualified and experienced professional must demonstrate all of the following: 1. Certification under a nationally recognised professional program in Erosion and Sediment Control (RSP-ESC or similar). 2. Completion of an advanced training course in erosion and sediment control, provided under the auspices of a reputable body such as the International Erosion Control Association (IECA) Australasia, Soil Science Australia, or similar, and be able to provide evidence of training. 3. More than 2 years' experience in implementing and designing erosion and sediment control plans and controls on site, which can be verified by an independent third party. 4. Professional affiliation with an engineering, environmental engineering, soil science, and/or scientific organisation (e.g. the International Erosion Control Association, Engineers Australia, Soil Science Australia, New Zealand Soil Science Society, Environment Institute of Australia and New Zealand, or Stormwater Industry Association).
- J10
The EA holder must implement and maintain the erosion and sediment control measures in accordance with the ESCP required by condition J9.
- J11
The EA holder must prepare, implement and maintain a Watercourse Crossing Management Plan (WCMP) prior to commencement of construction and maintain throughout construction, operation and decommissioning. The WCMP must be prepared by a SQP. The WCMP must: (a) Include design plans for watercourse crossings as identified in the detailed design required in accordance with condition J2; (b) Have regard to the measures identified in the ESCP required in condition J9; (c) Include measures to ensure bank stability and maintain water quality during and following clearing within or adjacent to watercourse or drainage features; (d) Include measures to ensure the protection or restoration of habitats during and following clearing within watercourse or drainage features; (e) Review the receiving water monitoring network and identify suitable surface water monitoring locations to be included in Schedule C - Table 4 (Receiving Water and Stream Sediment Reference Sites and Downstream Monitoring Points) to monitor impacts of watercourse crossings on receiving waters from construction, operation and decommissioning stages of the wind farm; (f) Demonstrate compliance with conditions I27 and I28 of this environmental authority; (g) Be reviewed and updated annually by a suitably qualified person; and (h) Be submitted to the administering authority within 5 business days upon request. Permit OFFICIAL Environmental Authority EPML00731213
- J12
The EA holder must prepare, implement and maintain a Cleared Vegetation Plan (CVP) prior to commencement of construction. The CVP is to be prepared by a SQP and submitted to the administering authority upon request. The CVP must include at minimum: (a) Methods of onsite re-use of cleared vegetation where practicable; (b) Methods of salvage of cleared vegetation where practicable; (c) Identification of the location and extent of storage and stockpile areas for cleared vegetation; (d) Measures to prevent cleared vegetation from being stacked or pushed against mature trees, habitat trees or tall immature trees; and (e) An estimate of the amount of cleared vegetation to be removed from the site.
- J13
The EA holder must prepare and update a Materials Balance for the wind farm development that includes all quantity and quality of topsoil and subsoil stockpiles, stockpile locations and identified management measures to ensure material is suitable for rehabilitation. The Materials Balance must be submitted to the administering authority within 5 business days upon request.
- J14
The Waste Management Program required in accordance with condition G1 of this environmental authority, must be updated prior to commencement of construction to include: (a) Measures for management of wind turbine blade replacement; and (b) Demonstration that all wind turbine infrastructure and ancillary infrastructure will be reused and/or recycled to the maximum reasonable extent thereby minimising to the greatest extent practical material destined for landfill; (c) Be submitted to the administering within 5 business days upon request. Operation
- J15
The EA holder muse prepare and implement a Stormwater Management Plan (SMP) with the detailed design plans and as-constructed report referenced in conditions J2 and J3 of this environmental authority, prior to commencement of operation of the windfarm. The SMP must: (a) Be certified by an RPEQ; (b) Relate to the operational and decommissioning phase of the windfarm; (c) Be prepared in accordance with section 2.3 of the Queensland Urban Drainage Manual and demonstrate that all stormwater, wastewater, discharges and overland flows leaving the site during the operation phase are of the same quality and quantity of receiving waters prior to development of wind farm; (d) consideration of the flood risk assessment required in accordance with condition J5 of the environmental authority; (e) Be reviewed and updated annually by a suitably qualified person; and Permit OFFICIAL Environmental Authority EPML00731213 (f) Be submitted to the administering authority within 5 business days upon request. Birds and Bats Management Plan
- J18
The EA holder must prepare and implement Bird and Bat Management Plan (BBMP) prior to the commencement of construction of the wind farm. The BBMP must be prepared by a suitably qualified bird and bat ecologist and based on the detailed design required in accordance with condition J2. The BBMP must: (a) Include pre-commissioning surveys in accordance with condition J19; (b) Demonstrate how implementation of the BBMP will avoid and mitigate harm to bird and bat species during construction, operation and decommissioning; (c) Include a decision-making framework and adaptive management approach in accordance with condition J21; (d) Identify trigger threshold levels for all species in accordance with condition J24; (e) Include an impact risk assessment which must include consideration of at minimum: i. The site use surveys required in accordance with condition J20 and preliminary site characterisation required in accordance with condition J19; ii. Potential changes in site area use by bird and bat species during construction, operation and decommissioning; iii. Distribution of potential and known habitat for bird and bat species in the site area and surrounding region; iv. The characteristics of the bird and bat species such as feeding and migratory behaviour and expected frequency, flight behaviour, and likely periods of presence in the site area; v. Detailed measures that will be taken during construction to avoid, mitigate, and control impacts of the wind farm on bird and bat species, and timeframes for the implementation of these measures; (f) Include carcass search efficiency trials in accordance with condition J22; (g) Be implemented for the duration of windfarm construction, operation and decommissioning stages; and (h) Be submitted to the administering authority within 5 business days upon request.
- J19
The BBMP must include the results of 24 months of pre-commissioning surveys undertaken prior to operation of the wind farm, to characterise all `at risk' bird and bat species (i.e. all threatened and common species) movement through, presence in, and use of the site area. The surveys must: (a) Be taken over relevant seasons and be of an appropriate duration and spatial coverage to adequately evaluate site use of bird and bats which may lead to high levels of mortality; (b) Include preliminary site characterisation to identify all drivers of bird and bat species presence in, and Permit OFFICIAL Environmental Authority EPML00731213 use of the site area. This includes at minimum: i. Site characteristics including key habitat features, topography, prevailing wind (including likely locations of updrafts) and weather patterns, wetlands (including in the broader region of the site area) and distance to potential nesting, roosting and foraging areas; and ii. species characteristics including flight and demographic factors, behaviour in the site area, flight paths (including migratory flight paths), flight heights and characteristics (e.g. soaring or flocking), and population size.
- J20
The BBMP must specify and commit to undertake site use surveys for each bird and bat species considered likely to enter the site area during construction and operation stages. The site use surveys must: (a) Be undertaken over a period of at least 24 months; (b) Be undertaken in each of at least 2 wet seasons and 2 dry seasons in succession; (c) Be designed to support a Before-After, Control-Impacts (BACI) monitoring framework; (d) Be conducted by a suitably qualified ecologist; (e) Implement a methodology and timings which are consistent with the methodology of the baseline pre- commencement site use surveys; (f) Ensure observed species behaviour changes, including any avoidance of turbines and altered site area use, is recorded; and (g) Be designed to inform the adaptive management framework and enable timely implementation of corrective actions.
- J21
The BBMP must include an adaptive management framework. The adaptive management framework must, at a minimum: (a) Be prepared by a SQP; (b) Detail carcass detection surveys, including timing, frequency, and search areas. Surveys must take account of the results of searcher efficiency trials, new techniques, and technologies to maximise carcass detection resulting from turbine collision and barotrauma during commissioning and operation; (c) specify the nature, timing, and frequency of ongoing monitoring programs to detect injury and mortality over the duration of the wind farm for each bird and bat species identified as being at risk of injury and/or mortality associated with the wind farm; (d) specify additional survey effort in the site area for each bird and bat species identified as at risk under condition J18 at a temporal and spatial resolution justified to address the level of risk to the species; (e) Include triggers for mitigation measures such as operational shut-down of relevant turbines during certain periods; (f) detail avoidance and mitigation measures to be implemented; Permit OFFICIAL Environmental Authority EPML00731213 (g) specify the impact trigger threshold for each bird and bat species identified as at risk under condition
- J24
and the management measures that will be implemented if these thresholds are met or exceeded; (h) propose alternative mitigation and corrective measures supported by scientific literature if monitoring activities detect any of the specified triggers; and (i) specify processes for periodic re-evaluation of site utilisation surveys, monitoring programs, risk assessments and mitigation and corrective measures.
- J22
The BBMP must include a commitment for the EA holder to undertake carcass search efficiency trials associated with turbine collision and barotrauma once every 6 months during operation. The detail in the BBMP of the carcass search efficiency trials must include at minimum: (a) an explanation of the approach undertaken, including a description of uncertainty in different components of the study design (e.g., searcher efficiency, carcass persistence, potential seasonal variation in efficiency, etc.) and how uncertainty has been addressed; (b) consideration of the efficiency of all types of carcass search method (e.g. human observation, carcass detection dogs, etc.) and any uncertainty as to the efficiency of these methods; and (c) consideration of bias associated with carcass removal or alteration by feral cats, foxes, dogs, pigs, and other scavengers.
- J23
A report must be prepared by a suitably qualified ecologist to demonstrate compliance with the BBMP required in accordance with condition J18. The report must: (a) Demonstrate whether the site area continues to be utilised by the range of species identified in the pre-commissioning surveys required in accordance with condition J19, and assess any changes in abundance or behaviour; (b) Detail all turbine strikes accompanied by information in relation to each strike regarding the method of detection, likely factors resulting in the presence of the bird and bat species in the site area, and the prevailing environmental and metrological conditions at the estimated time of the collision; (c) Estimates of the annual mortality and injury rate for each relevant bird and bat species; (d) Include a recommendation on the need for additional surveys; (e) Include an evaluation of the effectiveness of the measures implemented to avoid and mitigate mortality and/or injury to bird and bat species, including the steps taken and outcomes of implementing the adaptive management measures required in accordance with condition J21, including steps taken and outcomes of implementing adaptive management measures; (f) Include an assessment of the likely effectiveness, of collision avoidance measures in preventing the impact trigger threshold required in accordance with condition J24, being reached. (g) Be completed annually after commencement of operation of the first wind turbine; (h) Be submitted to the administering authority within 5 business days upon request. Permit OFFICIAL Environmental Authority EPML00731213
- J24
The BBMP under condition J18 must incorporate and implement impact trigger thresholds as follows: (a) The impact trigger thresholds must reflect thresholds of 0.1% of the estimated Queensland population of each species be used as a trigger for action; (b) If it is detected or estimated that the impact trigger threshold for any bird and bat species has been met or is exceeded the EA holder must notify the administering authority within 5 business days from when it became aware that the impact trigger threshold has been, or will be, met or exceeded. (c) The EA holder must cease the rotation of the wind turbine generator blades that were responsible for collisions with protected species within 5 business days of it becoming aware that the impact trigger threshold as met or exceeded or if the impact trigger threshold has been met during any given financial year. (d) To mitigate harm to protected species, if the impact trigger threshold has been met or exceeded, the EA holder must submit to the administering authority, an Impact Trigger Avoidance Review. The Impact Trigger Avoidance Review must: i. Be undertaken by a suitably qualified ecologist; ii. Include consideration of recent sightings of the relevant bird and bat species in the site area and surrounding area within 50km of the site area; iii. Include updates to the impact assessment of the wind farm on the bord and bat species and propose proactive measures to avoid and mitigate the risk of further impact trigger threshold exceedance events for relevant bird and bat species; iv. Include updates to the risk assessment for the relevant bird and bat species; v. Be submitted to the administering authority within 90 business days of the impact trigger threshold being reached; (e) The EA holder must not recommence rotation of wind turbine generator blades unless the administering authority approves in writing the Impact Trigger Avoidance Review. Decommissioning
- J25
The EA holder must prepare and submit three months prior to finalisation of construction of the wind farm an End of Construction Decommissioning Management Plan (ECDMP). The ECDMP must: a) Be prepared by a suitably qualified person; b) Outline all actions to be undertaken to remove all construction facilities and infrastructure not required for the ongoing operation of the windfarm, including: i. Removal of non-operational equipment, such as storage areas, site offices, concrete batching plants, construction areas; ii. Removal and clean up of any contamination to land caused during construction; and c) Include an assessment of areas available for progressive rehabilitation. Permit OFFICIAL Environmental Authority EPML00731213
- J26
The EA holder must decommission the construction related components of the wind farm in accordance with the ECDMP. END OF CONDITIONS FOR SCHEDULE J Permit OFFICIAL Environmental Authority EPML00731213 Schedule K - Definitions Key terms and/or phrases used in this document are defined in this section. Applicants should note that where a term is not defined, the definition in the Environmental Protection Act 1994, its regulations or environmental protection policies must be used. If a word remains undefined it has its ordinary meaning. "acceptance criteria" means the measures by which the actions implemented to rehabilitate the land are deemed to be complete. The acceptance criteria indicate the success of the rehabilitation outcome or remediation of areas which have been significantly been disturbed by the mining activity. Acceptance criteria may include information regarding: a) vegetation establishment, survival and succession; b) vegetation productivity, sustained growth and structure development; c) fauna colonisation and habitat development; d) ecosystem processes such as soil development and nutrient cycling, and the recolonisation of specific fauna groups such as collembola, mites and termites which are involved in these processes; e) microbiological studies including recolonisation by mycorrhizal fungi, microbial biomass and respiration; f) effects of various establishment treatments such as deep ripping, topsoil handling, seeding and fertiliser application on vegetation growth and development; g) resilience of vegetation to disease, insect attack, drought and fire; and h) vegetation water use and effects on ground water levels and catchment yields. "acid mine drainage (AMD)" means any contaminated release emanating from a mining operation formed through a series of chemical and biological reaction, when geological strata is disturbed and exposed to oxygen and moisture as a result of the mining activity. "acid rock drainage (ARD)" means any contaminated release emanating from a mining activity formed through a series of chemical and biological reactions, when geological strata is disturbed and exposed to oxygen and moisture as a result of the mining activity. "administering authority" means the chief executive of the agency administering the Environmental Protection Act 1994. "affected land" means land on which an event has caused or threatens serious or material environmental harm. "affected person" is someone whose drinking water can potentially be impacted as a result of discharges from a dam or their life or property can be put at risk due to dwellings or workplaces being in the path of a dam break flood. "airblast overpressure" means energy transmitted from the blast site within the atmosphere in the form of pressure waves. The maximum excess pressure in this wave, above ambient pressure is the peak airblast overpressure measured in decibels linear (dBL). "Annual Exceedance Probability" or "AEP" the probability that at least one event in excess of a particular magnitude will occur in any given year. "annual inspection report" means an assessment prepared by a suitably qualified and experienced person Permit OFFICIAL Environmental Authority EPML00731213 containing details of the assessment against the most recent consequence assessment report and design plan (or system design plan); a) against recommendations contained in previous annual inspections reports; b) against recognised dam safety deficiency indicators; c) for changes in circumstances potentially leading to a change in consequence category; d) for conformance with the conditions of this authority; e) for conformance with the `as constructed' drawings; f) for the adequacy of the available storage in each regulated dam, based on an actual observation or