Data as at 14 September 2026 · from the Queensland EP Act public register
EPML00899813 · KEMPTON MINERALS PTY LTD
Minerals environmental authority EPML00899813 (KEMPTON MINERALS PTY LTD), Granted. 177 conditions indexed. Holds PRC plan P-PRCP-100766313.
- Status
- Granted
- Holders
- KEMPTON MINERALS PTY LTD
- Tenures
- ML30192; ML30193; ML30195; ML30196; ML30201; ML30203; ML3358; ML3374; ML3409; ML3540; ML3548; ML3591
- PRC plan
- P-PRCP-100766313 · effective 2026-04-30
- How it was read
- Numbered conditions
- Register
- Register record · Instrument PDF
Conditions
177 numbered conditions read from the current instrument. Page numbers link into the register PDF.
- A1-1
The activity must not be carried out until the environmental authority holder has given financial assurance to the administering authority as security for compliance with this environmental authority and any costs or expenses, or likely costs or expenses, mentioned in section 298 of the Act.
- A1-2
The amount of financial assurance must be reviewed by the holder of this environmental authority when a plan of operations is amended or replaced or the authority is amended. Maintenance of Measures, Plant and Equipment
- A2-1
The environmental authority holder 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.
- A2-2
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 caused by the mining activities.
- A2-3
All instruments and devices used for the measurement or monitoring of any parameter under any condition of this environmental authority must be calibrated, and appropriately operated and maintained. Monitoring and Measurements
- A3-1
Record, compile and keep for a minimum of five years all monitoring results required by this environmental authority and make available these records any time in the form requested by the administering authority.
- A3-2
Where monitoring is a requirement of this environmental authority, ensure that a competent person(s) conducts all monitoring.
- A3-3
All analyses and tests required to be conducted under this environmental authority must be carried out by a laboratory that has NATA certification for such analyses and tests, except as otherwise authorised by the administering authority. Storage and Handling of Flammable and Combustible Liquids
- A4-1
All explosives, hazardous chemicals, corrosive substances, toxic substances, gases, dangerous goods, flammable and combustible liquids must be stored and handled in accordance with the relevant Australian Standard where such is available. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994.
- A4-2
Notwithstanding the requirements of any Australian Standard, any liquids stored on site that have the potential to cause environmental harm must be stored in or 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. Where no relevant Australian Standard is available, the following must be applied: (a) storage tanks must be bunded so 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) All chemical product drum storages must be bunded so that the capacity of the bund is sufficient to contain at least 100% of the maximum design storage volume within the bund.
- A4-3
All containment systems for chemicals and flammable or combustible liquids must be designed to minimise rainfall collection within the system.
- A4-4
Spillage of any contaminant must be contained and rectified to prevent environmental harm. Activity
- A5-1
This environmental authority does not authorise environmental harm unless a condition contained within this authority explicitly authorises that harm. Where there is no condition or the environmental authority is silent on a matter, the lack of a condition or silence shall not be construed as authorising harm.
- A5-2
Only oxide material can be extracted and processed.
- A5-3
Ore from the Agate Creek Mine (mining lease 100030), Big Reef Mine (mining leases 3278, 3279 and 3280) and Josephine Gold Mine (mining lease 30139) is authorised to be received, stored and processed at the site, provided: (a) a geochemical assessment of three (3) ore samples is undertaken every 10,000 tonnes; and (b) a risk assessment is undertaken prior to processing, if the characteristics of the ore are substantially different to the characteristics of material authorised for processing under this environmental authority.
- A5-4
The risk assessment undertaken under condition (A5-3), must: (a) detail controls identified to manage any risks; (b) be implemented to manage risk; and (c) be documented and made available to the administering authority upon request.
- A5-5
Records must be kept of the quantity and tonnage of ore received from the Agate Creek Mine (mining lease 100030), Big Reef Mine (mining leases 3278, 3279 and 3280) and Josephine Gold Mine (mining lease 30139) in accordance with condition (A3-1). Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Emergency Response/Contingency
- A6-1
An emergency response/contingency plan must be developed, contained within the current plan of operations and implemented to respond to emergency events and incidents.
- A6-2
The emergency response/contingency plan required under condition A6-1 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 incidents; (b) response procedures to minimise the extent and duration of environmental harm caused by an incident; (c) the practices and procedures to be employed to restore the environment or mitigate any environmental harm caused; (d) the resources to be used in response to an incident; (e) procedures to investigate the cause of any incidents, including releases, and where necessary, implement remedial actions to reduce the likelihood of recurrence of similar events; (f) the provision and availability of documented procedures to staff attending any incident to enable them to effectively respond; (g) training of staff that will be called upon to respond to incidents to enable them to effectively respond; (h) timely and accurate reporting of the circumstance and nature of incidents to the administering authority in accordance with conditions A7-1 to A7-3; (i) procedures for accessing monitoring points during incidents; and (j) procedures to notify any person who may be affected by the event within 24 hours, with information to be provided at a minimum: (i) the location of the release; (ii) the date and time of the release; (iii) the estimated quantity and type of any substances (if available concentrations) involved in the incident; and (iv) the potential impacts to environmental values caused by the release. Notification of Emergencies, Incidents and Exceptions
- A7-1
The authority holder must, as soon as possible (no later than 12 hours) after becoming aware of: (a) 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; or (b) any monitoring result that indicates an exceedance of any environmental authority limit, notify the administering authority of the release by telephone or facsimile. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994.
- A7-2
The notification must include, but not be limited to, the following: (a) the environmental authority number and name of the holder; (b) the name and telephone number of the designated contact person; (c) the location of the emergency or incident; (d) the date and time of the incident; (e) the time the holder of the environmental authority became aware of the incident; (f) the estimated quantity and type of substances involved in the incident; (g) the actual or potential cause of the incident; (h) a description of the nature and effects of the incident including environmental risks, any risks to public health or live stock; (i) immediate actions taken to prevent or mitigate any further environmental harm caused by the release; and (j) what notification of persons who may be affected by the event has occurred/is being undertaken.
- A7-3
Within fourteen (14) days following the initial notification of an emergency or incident, further written advice must be provided to the administering authority, including the following: (a) results and interpretation of any samples taken and analysed. (b) outcomes of actions taken at the time to prevent or minimise unlawful environmental harm. (c) proposed actions to prevent a recurrence of the emergency or incident. Water Release Events
- A8-1
For any water release event the authority holder must notify the administering authority as soon as possible (no later than 12 hours of having commenced releasing mine affected water to the receiving environment) and provide the following information in writing: (a) release commencement date/time; (b) expected release cessation date/time; (c) release point/s; (d) release volume (estimated); (e) receiving water/s including the natural flow rate; (f) any details (including available data) regarding likely impacts on the receiving water(s); and (g) notification of persons who may be affected by the event has occurred/is being undertaken. Note: Notification to the administering authority must be addressed to the Manager and Project Manager via phone or facsimile. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994.
- A8-2
The authority holder must notify the administering authority as soon as possible (no later within twenty-four (24) hours) of the cessation of a water release and within 28 days provide the following information in writing: (a) release cessation date/time; (b) the reason for the release; (c) the location of the release; (d) natural flow volume in receiving water; (e) volume of water released; (f) all water quality monitoring results; (g) any general observations; (h) all calculations; (i) details regarding the compliance of the release with the conditions of Agency Interest: Water of this environmental authority (i.e. contamination limits, natural flow, discharge volume); and (j) any other matters pertinent to the water release event. Complaints and Community
- A9-1
Records must be kept of all environmental complaints received about the mining activities including the following details: (a) name, address and contact number for complainant (if not available record - not identified); (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. This information must be made available for inspection by the administering authority on request.
- A9-2
When requested by the administering authority, the environmental authority holder must undertake relevant specified monitoring within a period of 4 weeks to investigate any complaint of environmental harm at any sensitive place or commercial place. The results of the investigation (including an analysis and interpretation of the monitoring results) and abatement measures implemented must be provided to the administering authority within fourteen (14) days of completion of the investigation. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994.
- A9-3
The holder of this environmental authority must establish, promote and maintain easily accessible lines of communication between residents and land owners to ensure that social impacts are identified and managed. Cultural Heritage
- A10-1
The holder of the environmental authority must develop and implement a Cultural Heritage Management Plan for protection of the scar tree located on the Red Dam mining lease (ML30203) and include it in the plan of operations.
- A10-2
In the carrying out of the mining activity the holder of this environmental authority must not adversely impact on the cultural heritage values of any place registered on the Queensland Heritage Register. Third Party Auditing
- A11-1
Compliance with the conditions of this environmental authority must be audited by an appropriately qualified third party auditor, nominated by the environmental authority holder and accepted by the administering authority, within one year of the commencement of the operation, and then at regular intervals not exceeding once every three years.
- A11-2
Upon receipt of the third party audit report, the environmental authority holder must submit a copy to the administering authority.
- A11-3
The third party auditor must certify the independent findings of the audit in the report.
- A11-4
The financial cost of the third party audit is the responsibility of the holder of this environmental authority.
- A11-5
The holder of this environmental authority must immediately act upon any recommendations arising from the audit report by: (a) investigating any non-compliance issues identified; and (b) as soon as practicable, implementing measures or taking necessary action to ensure compliance with the requirements of this environmental authority.
- A11-6
Subject to condition (A11-5), and not more than three (3) months following the submission of the audit report to the administering authority, the holder of this environmental authority must provide a written report to the administering authority addressing the: (a) actions taken by the holder to ensure compliance with this environmental authority; and (b) actions taken to prevent a recurrence of any non-compliance issues identified. Risk Management
- A12-1
The environmental authority holder must develop and implement a risk management system for mining activities which conforms to the Australian Standard for Risk Management (AS/NZ 4360:2004) or the latest edition of Australian Standard for Risk Management by 31 October 2010. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Transition to New Standards
- A13-1
Where a condition requires compliance with a standard published externally to this environmental authority and the standard is amended or changed subsequent to the issues of this environmental authority: (a) comply with the amended or changed standard within 2 years, unless a different period is specified in the amended standard or relevant legislation. (b) until compliance with the amended or changed standard can be achieved, continue to remain in compliance with the standard that was current immediately prior to the relevant amendment or change. Definitions
- A14-1
Words and phrases used throughout the environmental authority are defined in Schedule H- Definitions. Where a definition for a term used in the environmental authority is sought and the term is not defined within the environmental authority, the definitions in the Environmental Protection Act 1994, its Regulations and Environmental Protection Policies must be used. Exploration
- A15-1
All exploration activities carried out on the mining leases must comply with each of the standard environmental conditions contained in the most recent version of the Code of Environmental Compliance for exploration and mineral development projects. Western Cutback and Soil Stockpile
- A16-1
The construction and operation of the integrated TSF Western Cutback and Soil Stockpile area must be within the bounds nominated in Schedule I - Map 10 and must not exceed 2.3 hectares and 2.8 hectares, respectively. END OF CONDITIONS FOR SCHEDULE A Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Schedule B - Air
- B1-1
The release of odour, dust or any other airborne contaminant(s), or light from the mining activity must not cause an environmental nuisance at any sensitive place or commercial place. Dust Nuisance
- B2-1
When requested by the administering authority, dust and particulate monitoring must be undertaken within a reasonable and practicable timeframe nominated by the administering authority to investigate any complaint (which is neither frivolous nor vexatious nor based on mistaken belief in the opinion of the authorised officer) of environmental nuisance at any sensitive place, and the results must be notified within 14 days to the administering authority following completion of monitoring.
- B2-2
If the environmental authority holder can provide evidence through monitoring that the following limits are not being exceeded then the holder is not in breach of (B1-1): (a) dust deposition of 120 milligrams per square metre per day, averaged over one month, when monitored in accordance with AS 3580.10.1 Methods for sampling and analysis of ambient air - Determination of particulates -Deposited matter - Gravimetric method of 1991. (b) total suspended particulates (TSP) of 130 micrograms per cubic metre expressed as an 24 hour average, when monitored in accordance with any method for measuring TSP recommended in the latest edition of the Environmental Protection Agency's Air Quality Sampling Manual; (c) a concentration of particulate matter with an aerodynamic diameter of less than 10 micrometres (PM10) suspended in the atmosphere of 150 micrograms per cubic metre over a 24 hour averaging time, when monitored in accordance with the most recent version of Australian Standard AS 3580.9.6 Determination of suspended particulate matter - PM (sub) 10 high volume sampler with size-selective inlet - Gravimetric method; (d) total suspended particulates (TSP) of 200 micrograms per cubic metre expressed as a one hour average, when monitored in accordance with any method for measuring TSP recommended in the latest edition of the administering authority's Air Quality Sampling Manual.
- B2-3
If monitoring indicates exceedance of the relevant limits in Condition (B2-2), then the environmental authority holder must: (a) address the complaint including the use of appropriate dispute resolution if required; or (b) immediately implement dust abatement measures so that emissions of dust from the activity do not result in further environmental nuisance.
- B2-4
Ensure that vehicles (including trains) used for transporting materials to and from the mining tenements, have appropriate load preparation to prevent the spillage and/or loss of particulate matter and/or windblown dust during transport. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Point Source Release of Contaminants to the Atmosphere
- B3-1
Contaminants must not be released to the atmosphere from any diesel powered generator or the gold furnace other than: (a) in accordance with the manufacturers specifications; and (b) directed vertically upwards, with no impedance.
- B3-2
Combustion efficiency of the one diesel generator used at Electric Light and Red Dam mining leases must comply with the manufacturer's specifications. END OF CONDITIONS FOR SCHEDULE B Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Schedule C - Water Contaminant Release
- C1-1
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.
- C1-2
The release of contaminants to waters must only occur from the release points specified in Table C1 and depicted in Schedule I - Maps 2, 3 and 4 attached to this environmental authority.
- C1-3
The release of contaminants to waters must not exceed the release limits stated in Table C2 when measured at the release monitoring points specified in Table C1 for each quality characteristic.
- C1-4
The release of contaminants to waters from the release points must be monitored at the locations and frequency specified in Table C1 for each quality characteristics specified in Table C2.
- C1-5
If quality characteristics of the release exceed any of the trigger levels specified in Table C2 during a release event, the environmental authority holder 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; and (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 & ARMCANZ 2000 methodology, into the potential for environmental harm and provide a written report to the administering authority within 3 months, outlining: (i) details of the investigations carried out; and (ii) actions taken to prevent environmental harm. Note: Where an exceedance of a trigger level has occurred and is being investigated, in accordance with
- C1-5
b (ii) of this condition, no further reporting is required for subsequent trigger events for that quality characteristic within the three month investigation period.
- C1-6
If an exceedance in accordance with condition (C1-5) is identified, the holder of the authority must notify the administering authority within 14 days of receiving the result.
- C1-7
The holder 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 Table C3 for any receiving water into which a release occurs.
- C1-8
Notwithstanding any other condition of this environmental authority, the release of contaminants to waters must only take place during periods of natural flow events specified as minimum flow in Table C3 for the contaminant release point(s) specified in Table C1.
- C1-9
At the time of release the flow rate in the receiving water must be at least twenty (20) times the rate at which treated waste waters are released.
- C1-10
The daily quantity of contaminants released from each release point must be measured and recorded at the monitoring points in Table C1. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994.
- C1-11
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. Table C1 (Contaminant Release Points, Sources Monitoring Points and Receiving Waters and Monitoring Frequency) Monitoring Location Contaminant Receiving Monitoring Frequency Point (GDA94 MGA z54) Source and Waters Easting Northing Location Description Release points Tailings 764701 7971588 Release from Ephemeral Daily during release (the first Dam tailings dam. Unnamed Creek. sample must be taken within two (2) hours of commencement of (spillway) release). Receiving Waters - Impacted sites PSSW2 762965 7971670 Plant site Downstream Upon commencement of release PSSW3 763776 7971854 Plant site towards the and thereafter weekly during PSSW5 765405 7971198 Plant site North West. PSSW6 764755 7971052 Plant site Flowing north release. Upon commencement of PSSW7 763617 7970971 Plant site from the process flow of river and weekly thereafter PSSW8 765051 7971812 Plant site PSSW9 765308 7971722 Plant site plant. whilst river is flowing. ELSW2 Flowing east downstream of the tailings dam. Creek draining south east from tailings dam. Flowing north towards mining lease. Flowing North East from tailings dam. Flowing East from tailings dam. 772273 7988341 Electric light Downstream of extraction pit. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Monitoring Location Contaminant Receiving Monitoring Frequency Point (GDA94 MGA z54) Source and Waters Easting Northing Location Description RDSW3 787127 8015155 Red Dam Downstream of extraction pit. PSSW4 765069 7971347 Plant site Flowing east downstream of tailings dam. JPSW5 784936 7913590 Jubilee Plunger Downstream of extraction pit. JPSD1 784315 7914405 Jubilee Plunger Spillway of ROM JPSD2 784193 7914135 sediment dam Jubilee Plunger Spillway of WRD sediment dam Reference sites1 PSSW1- 763113 7971189 Plant Site Upstream of Reference 8015157 reference mining activities. 7988855 RDSW1- 786261 8014265 Red dam Upstream of Upon commencement of release Reference 7913122 reference mining activities. and thereafter weekly during 7913690 release. ELSW1- 772080 Electric light Upstream of Reference 785965 reference mining activities. Upon commencement of flow of 784205 river and weekly thereafter whilst RDSW2- 784004 Red dam Upstream of Reference reference mining activities. river is flowing. JPSW04- Jubilee Plunger Reference reference 1 Upstream of JPSW09- Jubilee Plunger mining activities. Reference reference 2 Upstream of mining activities. 1 Reference sites must: (a) be from the same bio-geographic and climatic region; and (b) have similar geology, soil types and topography; and (c) contain a range of habitats similar to those at the test sites; and (d) have a similar flow regime; and (e) not be so close to the test sites that any disturbance at the test site also results in a change at the reference site Notes: a) The reference / upstream monitoring point should be within 300m the release point. b) The downstream point should not be greater than 500m from the release point. c) The data from reference monitoring points must not be used where they are affected by releases from other mines. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Table C2 (Contaminant Release and Trigger Limits) Quality Characteristic Contaminant Release Limit6 Trigger Levels6 (mg/L unless otherwise specified) (mg/L unless otherwise specified) Electrical Conductivity 10002S/cm 5001S/cm pH (pH Unit) 4.0 3 (minimum) 6.04 (minimum) 9.03 (maximum) 7.54 (maximum) Turbidity (NTU) Reference value 80th percentile of reference value Suspended Solids 50 or reference value, whichever is 80th percentile of reference value higher Hardness For interpretation purposes Sulphate 10003 80th percentile of reference value (SO42-) Aluminium 53 0.0554 Antimony Reference value 80th percentile of reference value Arsenic 0.53 0.0134 Bismuth Reference value 80th percentile of reference value Cadmium 0.013 0.00024 Chromium 13 0.0014 Cobalt 13 0.00284 Copper 13 0.00144 Iron Reference value 0.34 Lead 0.13 0.00344 Manganese - 1.94 Mercury 0.0023 0.00064 Nickel 13 0.0114 Selenium 0.023 0.0114 Silver Reference value 0.000054 Tin Reference value 0.0034 Uranium 0.23 80th percentile of reference value Zinc 203 0.0084 Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Quality Characteristic Contaminant Release Limit6 Trigger Levels6 Cyanide (Free) (mg/L unless otherwise specified) (mg/L unless otherwise specified) Cyanide (WAD) 0.55 0.0074 For interpretation purposes 1 Numbers based on table G4 of the Queensland Water Quality Guidelines. 2 Number based on Hart, 2008 Review of the Fitzroy River Water Quality Issues. Water Science Pty Ltd, November 2008 3 Numbers based on ANZECC 2000 Livestock Drinking Water Guidelines. 4 Numbers based on ANZECC 2000 Ecosystems (95%) moderately to slightly disturbed. 5 Number based on Cyanide Management guideline October 2008. 6 All metals and metalloids must be measured as total (unfiltered) and dissolved (filtered). Trigger levels for metal/metalloids apply if dissolved results exceed trigger. 7 The list of quality characteristics required to be monitored as per Table C2 will be reviewed once the results of the monitoring data is gathered, or becomes, available and if its is determined that there is no need to monitor for certain individual quality characteristics these can be removed from Table C2. 8 SMD - slightly moderately disturbed level of protection, guideline refers ANZECC & ARMCANZ (2000). 9 LOR - typical reporting for method stated. ICPMS/CV FIMS - analytical method required to achieve LOR. Table C3 (Contaminant Release During Flow Events) Receiving Release Gauging Location Minimum Flow in Receiving Water Flow Water Point Station (GDA94 MGA z54) Required for a Release Event Recording Description Easting Northing Frequency Description Depending on individual catchment this minimum flow trigger will be either the Continuous PSSW1- 200m Located in 7971189 763113 release comprising less than 20th /30th (minimum Reference downstream ephemeral of gauging percentiles of the natural flow daily) creek The volume of flow can be determined by location. upstream of Continuous height of water or flow. The actual flow (minimum mining must be a quantifiable measure. operation. Example: > or = 5 m3/sec daily) RDSW1- On mining Located in 8015157 786261 Depending on individual catchment this Continuous Reference lease. ephemeral minimum flow trigger will be either the (minimum release comprising less than 20th /30th creek upstream of percentiles of the natural flow The volume of flow can be determined by mining operation. height of water or flow. The actual flow must be a quantifiable measure. ELSW1- At the base Located in 772080 Example: > or = 5 m3/sec Reference of collection 7988855 Depending on individual catchment this ephemeral minimum flow trigger will be either the Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Receiving Release Gauging Location Minimum Flow in Receiving Water Flow Water Point Station (GDA94 MGA z54) Required for a Release Event Recording Description Easting Northing Frequency Description dam. creek release comprising less than 20th /30th upstream of percentiles of the natural flow daily) mining operation. The volume of flow can be determined by Continuous height of water or flow. The actual flow (minimum RDSW2- 200m south Located in 8014617 786865 must be a quantifiable measure. Reference of mining ephemeral Example: > or = 5 m3/sec daily) lease Depending on individual catchment this boundary. creek minimum flow trigger will be either the upstream of release comprising less than 20th /30th percentiles of the natural flow mining operation. The volume of flow can be determined by height of water or flow. The actual flow must be a quantifiable measure. Example: > or = 5 m3/sec Receiving Environment Monitoring and Contaminant Trigger Levels
- C2-1
The quality of the receiving waters must be monitored at the locations and frequency specified in Table C1 for each quality characteristic stated in Table C2.
- C2-2
If quality characteristics of the receiving water at the downstream monitoring points exceed any of the trigger levels specified in Table C2 the environmental authority holder must compare the downstream results to the reference results in the receiving waters and: (a) if the level of contaminants at the downstream site is the same or a lower value than the reference value for the quality characteristic then no action is to be taken; and (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 & ARMCANZ 2000 methodology, into the potential for environmental harm and provide a written report to the administering authority within 3 months, outlining: (i) details of the investigations carried out; and (ii) actions taken to prevent environmental harm. Note: Where an exceedance of a trigger level has occurred and is being investigated, in accordance with (C2-2)(b)(ii) of this condition, no further reporting is required for subsequent trigger events for that quality characteristic within the three month investigation period. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994.
- C2-3
The release of contaminants to waters must not exceed the contaminant release limits stated in Schedule C - Table 2 (Contaminant Release and Trigger Limits) for each quality characteristic. Stream Sediment Contaminant Levels
- C3-1
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 Table C1 and Schedule I - Map 2 - Surface Water, Groundwater and Sediment Monitoring Sites for the Plant Site (ML3409, ML3540 and ML3591), Map 3 - Surface Water, Groundwater and Sediment Monitoring Sites for Electric Light (ML3548), Map 4 - Surface Water and Sediment Monitoring Sites for Red Dam (ML30203) and Map 5 - Surface Water and Sediment Monitoring Sites for Jubilee Plunger (ML3374) and for the parameters defined in Table C4.
- C3-2
If quality characteristics of the release exceed any of the trigger levels specified in Table C4 during a release event, the environmental authority holder 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; and (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 & ARMCANZ 2000 methodology, into the potential for environmental harm and provide a written report to the administering authority within 3 months, outlining: (i) details of the investigations carried out; and (ii) actions taken to prevent environmental harm. Note: Where an exceedance of a trigger level has occurred and is being investigated, in accordance with
- C3-2
b (ii) of this condition, no further reporting is required for subsequent trigger events for that quality characteristic within the three month investigation period.
- C3-3
If an exceedance in accordance with condition (C3-2)(b)(ii) is identified, the holder of the authority must notify the administering authority within 14 days of receiving the result.
- C3-4
The release of contaminants to water must not result in an exceedance of sediment contaminant limits stated in Table C4 when measured at the monitoring points specified in Table C1 for each quality characteristic.
- C3-5
All stream sediment sampling must be undertaken in accordance with AS 5667.12 Guidance on Sampling of Bottom Sediments of 1998. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Table C4 - Stream sediment trigger and contaminant levels Parameter Contaminant Limit Trigger Limit (mg/kg unless otherwise specified) (mg/kg unless otherwise specified) Antimony 253 or three times the reference value1, whichever is Reference value1 or 22, whichever is higher higher. Arsenic 703 or three times the reference value1, whichever is Reference value1 or 202, whichever is higher higher. Bismuth Three times the reference value1 Reference1 Cadmium 103 or three times the reference value2, whichever is Reference value1 or 1.53, whichever is higher higher. Cobalt Three times the reference value1 Reference1 Copper 2703 or three times the reference value1, whichever is Reference1or 652, whichever is higher. higher Lead 2203 or three times the reference value1, whichever is Reference value1 or 502 whichever is higher higher. Mercury 13 or three times the reference value1, whichever is Reference value1 or 0.152 whichever is higher higher. Nickel 523 or three times the reference value1, whichever is Reference value1or 212, whichever is higher. higher Selenium Three times the reference value1 Reference1 Tin Three times the reference value1 Reference value1 Zinc 4103 or three times the reference value1, whichever is Reference value1 or 2002, whichever is higher. higher. Total 504 or three times the reference value1 whichever is Reference value1 or 254 whichever is Cyanide higher. higher. Particle size distribution on all samples for interpretation purposes 1 Reference sites are defined in Table 1. 2 ANZECC (2000) Interim Sediment Quality Guidelines - low values based on total sediments. 3 ANZECC (2000) Interim Sediment Quality Guidelines - high values based on total sediments. 4 The 25mg/kg is based on half of GHD, 1993. Guidelines for Assessment and Management of Land Contamination. Dept of Mineral and Energy Draft Technical Guidelines for Environmental Management for Mining in Qld. 5 The 50mg/kg is based on the GHD, 1993. Guidelines for Assessment and Management of Land Contamination. Dept of Mineral and Energy Draft Technical Guidelines for Environmental Management for Mining in Qld. Receiving Environment Monitoring Program (REMP)
- C4-1
A REMP must be developed and implemented by 20 August 2010 to monitor and record the effects of the release of contaminants on the receiving environment periodically and whilst contaminants are being discharged from the site, with the aims of identifying and describing the extent of any adverse impacts to local environmental values, and monitoring any changes in the receiving water. A copy of the REMP must be provided to the administering authority prior to its implementation and due consideration given to any comments made on the REMP by the administering authority. For the purposes of the REMP, the receiving environment is the waters of the downstream environment and connected waterways within 2km downstream of the release. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994.
- C4-2
The REMP must address (but not necessarily be limited to) the following: (a) description of potentially affected receiving waters including key communities and reference water quality and sediment characteristics based on accurate and reliable monitoring data that takes into consideration any temporal variation (e.g. seasonality); and (b) description of applicable environmental values and water quality objectives to be achieved (i.e. as scheduled pursuant to the Environmental Protection (Water) Policy); and (c) any relevant reports prepared by other governmental or professional research organisations that relate to the receiving environment within which the REMP is proposed; and (d) water and sediment quality targets within the receiving environment to be achieved, and clarification of contaminant concentrations or levels indicating adverse environmental impacts during the REMP. (e) monitoring for any potential adverse environmental impacts caused by the release; (f) monitoring of stream flow and hydrology; (g) monitoring of toxicants should consider the indicators specified in Table 3 to assess the extent of the compliance of concentrations with water quality objectives and/or the ANZECC & ARMCANZ 2000 guidelines for slightly to moderately disturbed ecosystems; (h) monitoring of physical chemical parameters as a minimum those specified in Table 2 (in addition to dissolved oxygen saturation and temperature); (i) monitoring biological indicators (for macroinvertebrates in accordance with the administering authorities' monitoring and sampling manual (AusRivas methodology) and metals/metalloids in sediments (in accordance with ANZECC & ARMCANZ 2000, BATLEY and/or the most recent version of AS5667.1 Guidance on Sampling of Bottom Sediments) for permanent, semi-permanent water holes and water storages; (j) the locations of monitoring points (including the locations specified in Table 8 which are reference/upstream and downstream impacted sites for each release point); (k) the frequency or scheduling of sampling and analysis sufficient to determine water quality objectives and to derive site specific reference values within 2 years (depending on wet season flows) in accordance with the Queensland Water Quality Guidelines. For ephemeral streams, this should include periods of flow irrespective of mine or other discharges; (l) specify sampling and analysis methods and quality assurance and control; (m) any historical datasets to be relied upon; (n) description of the statistical basis on which conclusions are drawn; and (o) any spatial and temporal controls to exclude potential confounding factors.
- C4-3
A report outlining the findings of the REMP, including all monitoring results and interpretations in accordance with conditions C4-2 must be prepared and submitted in writing to the administering authority by 1 July 2012. This should include an assessment of reference water quality, any assimilative capacity for those contaminants monitored and the suitability of current discharge limits to protect downstream environment values. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Monitoring of Water Storage Quality
- C5-1
Water storages stated in Table C5 must be monitored for the water quality characteristics specified in Table C6 at the monitoring locations and at the monitoring frequency specified in Table C5.
- C5-2
In the event that waters storages defined in Table C5 exceed the contaminant limits defined in Table C6, the holder of the environmental authority must implement measures to prevent access to waters by all livestock and minimise access by native fauna. Table C5 (Water Storage Monitoring) Water Storage Location Monitoring Frequency of Description Location Monitoring (GDA94 MGA z54) Tailings return Quarterly Tailings Storage Facility pump sampling Quarterly (TSFWS1 to TSFWS4) Easting Northing Quarterly point. Red Dam Pit 764935 7971567 Within the pit. Quarterly (RDPWS1 to RDPWS4) 764324 7971538 Within the pit. Quarterly Electric Light Pit (ELPWS1-ELPWS4) 764301 7971322 Within the pit. Black Blow Midapa Pit 764840 7971248 Within the pit. (BBPWS1- BBPWS6) 786587 8014989 Jubilee Plunger Pit 786549 8015020 786552 8015102 785866 8015080 772219 7988826 772417 7989168 772370 7989195 772164 7988867 764911 7971283 764974 7971273 765028 7971300 765027 7971323 764971 7971325 764917 7971313 783924 7914635 784256 7914252 784087 7914100 783762 7914544 Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Table C6 (Onsite Water Storage Contaminant Limits) Parameter Test Value Contaminant Limit (mg/L unless otherwise specified) pH (pH unit) Range Greater than 5, less than 91 EC 59701 51 Aluminium Reference value Antimony 0.51 Arsenic Reference value 0.011 Bismuth 11 11 Cadmium 21 0.11 Cobalt 11 0.021 Copper Maximum 10001 201 Fluoride 502 Lead Nickel Selenium Sulphate Zinc WAD Cyanide 1 Contaminant limit based on ANZECC (2000) stock water quality guidelines. 2 Contaminant limit based on the Guideline Cyanide Management May 2008. Groundwater
- C6-1
Groundwater quality and level must be monitored at the locations and frequencies defined in Table C7 and Schedule I - Maps for parameters identified in Table C8.
- C6-2
If quality characteristics of groundwater from compliance bores identified in Table C7 exceed any of the trigger levels stated in Table C8, the environmental authority holder must compare the compliance monitoring bore results to the reference bore results 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; and (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 & ARMCANZ 2000 methodology, into the potential for environmental harm and provide a written report to the administering authority within 3 months, outlining: (i) details of the investigations carried out; and (ii) actions taken to prevent environmental harm. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Note: Where an exceedance of a trigger level has occurred and is being investigated, in accordance with C6-2(b)(ii) of this condition, no further reporting is required for subsequent trigger events for that quality characteristic within the three month investigation period.
- C6-3
If an exceedance in accordance with condition C6-2 (b)(ii) is identified, the holder of the authority must notify the administering authority within 14 days of receiving the result.
- C6-4
Groundwaters from bores identified in Table C7, must not exceed any of the limits defined in Table C8.
- C6-5
Groundwater monitoring bores must be constructed and operated in accordance with methods prescribed in the latest edition of the Agriculture and Resource Management Council of Australia and New Zealand manual titled Minimum Construction Requirements for Water Bores in Australia.
- C6-6
Annual groundwater monitoring reports analysing groundwater chemistry and hydro-geological status of all groundwater bores and groundwater conditions must be prepared and submitted to the administering authority with each annual return.
- C6-7
Groundwater levels must be monitored and ground level fluctuations in excess of 1m per year, not resulting from the pumping of licensed bores the administering authority must be notified within 14 days following completion of monitoring. Table C7 - Groundwater Monitoring Locations and Frequency Location Surface RL1 (m) or AHD Monitoring Point (GDA94 MGA z54) Monitoring Frequency Compliance Bores Easting Northing Plant Site Leases 764148 7971110 326.691 Quarterly PSMB1 765228 7971273 309.584 PSMB2 763461 7971672 319.429 Quarterly PSMB3 763298 7971539 316.711 Quarterly PSMB4 764687 7971667 324.859 PSMB5 764973 7971528 317.468 PSMB7 765204 7971521 320.687 PSMB8 764881 7971197 319.439 PSMB9 764651 7971201 319.181 PSMB10 763651 7971551 330.795 PSMB11 763873 7971394 326.401 PSMB12 763401 7971468 319.914 PSMB13 763399 7971467 319.678 PSMB14 Electric Light 772455 7989229 324.845 ELMB1 772264 7988601 313.625 ELMB2 Red Dam 301.905 281.019 RDMB1 785974 8015064 RDMB2 786995 8015060 Reference Bores2 Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Location Surface RL1 (m) or AHD Monitoring Point (GDA94 MGA z54) Monitoring Frequency Plant Site Leases Easting Northing PSMB6 764891 7971672 320.127 Quarterly Electric Light 319.982 Quarterly ELMB3 772621 7989282 282.621 Quarterly Red Dam 786878 8014924 RDMB3 1 RL must be measured to the nearest 5cm from top of bore casing. 2 Reference sites must: (a) be from the same bio-geographic and climatic region; and (b) have similar geology, soil types and topography; and (c) not be so close to the test sites that any disturbance at the test site also results in a change at the reference site Table C8 - Groundwater Contaminant and Trigger Limits Quality Contaminant Release Limit6 Trigger Levels6 Characteristic (mg/L unless otherwise (mg/L unless otherwise specified) specified) Electrical Conductivity 10002 (S/cm) 5001 (S/cm) pH (pH Unit) 4.03 (minimum) 6.04 (minimum) 9.03 (maximum) 7.54 (maximum) Standing Water Level For interpretation purposes Chloride For interpretation purposes Sulphate 10003 80th percentile of the reference (SO42-) Aluminium 53 0.0554 Antimony Reference value 80th percentile of reference value Arsenic Bismuth 0.53 0.0134 Cadmium Reference value 80th percentile of reference value Chromium Cobalt 0.013 0.00024 Copper 13 0.0014 13 0.00284 Iron 13 0.00144 Lead Reference value 0.34 0.13 0.00344 Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Quality Contaminant Release Limit6 Trigger Levels6 Characteristic (mg/L unless otherwise (mg/L unless otherwise specified) specified) Manganese Mercury - 1.94 Nickel Selenium 0.0023 0.00064 Silver Tin 13 0.0114 Uranium Zinc 0.023 0.0114 Cyanide (Free) Reference value 0.000054 Cyanide (WAD) Reference value 0.0034 0.23 80th percentile of reference value 203 0.0084 0.55 0.0074 For interpretation purposes 1 Numbers based on table G.4 of the Queensland Water Quality Guidelines. 2 Number based on Hart, 2008 Review of the Fitzroy River Water Quality Issues. Water Science Pty Ltd, November 2008. 3 Numbers based on ANZECC 2000 Livestock Drinking Water Guidelines. 4 Numbers based on ANZECC 2000 Ecosystems (95%) moderately to slightly disturbed. 5 Number based on Cyanide Management guideline May 2008. 6 All metals and metalloids must be measured as total (unfiltered) and dissolved (filtered). Trigger levels for metal/metalloids apply if dissolved results exceed trigger. 7 The list of quality characteristics required to be monitored as per Table C2 will be reviewed once the results of the monitoring data is gathered, or becomes, available and if its is determined that there is no need to monitor for certain individual quality characteristics these can be removed from Table C2. 8 SMD - slightly moderately disturbed level of protection, guideline refers ANZECC & ARMCANZ (2000). Water General
- C7-1
All determinations of water quality must be: (a) performed by a person or body possessing appropriate experience and qualifications to perform the required measurements; (b) made in accordance with methods prescribed in the latest edition of the administering authority's monitoring and sampling manual; (c) collected from the monitoring locations identified within this environmental authority, within 2 hours of each other (reference/downstream) where possible; and (d) carried out on representative samples. (e) laboratory testing must be undertaken using a laboratory accredited (e.g. NATA) for the method of analysis being used. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Water Monitoring Reporting
- C8-1
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 on which the sample was taken; (b) the time at which the sample was taken; (c) the monitoring point at which the sample was taken; (d) the measured or estimated daily quantity of the contaminants released from all release points; (e) the release flow rate at the time of sampling for each release point; (f) the results of all monitoring and details of any exceedences with the conditions of this environmental authority; and (g) water quality monitoring data must be provided to the administering authority in the specified electronic format upon request.
- C8-2
The release of contaminants directly or indirectly to waters: (a) must not produce any visible discolouration of receiving waters; or (b) must not produce any slick or other visible or odorous evidence of oil, grease or petrochemicals nor contain visible floating oil, grease, scum, litter or other objectionable matter. Water Management Plan
- C9-1
A Water Management Plan must be developed and implemented by 1 September 2010 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.
- C9-2
The Water Management Plan must be developed in accordance with administering authority Guideline for Preparing a Water Management Plan 2009 or any updates that become available from time to time and must include at least the following components: (a) contaminant source study; (b) site water balance and model; (c) water management system; (d) saline and metalliferous drainage prevention and management measures; (e) acid rock drainage prevention and management measures (if applicable); (f) emergency and contingency planning; and (g) monitoring and review. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994.
- C9-3
Each year the holder of the environmental authority must undertake a review of the Water Management Plan prior to the wet season (and no later than 1 November) and a further review following the wet season (i.e. by 1 May the following 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.
- C9-4
A copy of the Water Management Plan and/or a review of the Water Management Plan must be provided to the administering authority on request. Saline, Acid Rock and Metalliferous Drainage
- C10-1
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 rock and/or metalliferous drainage. Stormwater, Sediment and Erosion Controls
- C11-1
An Erosion and Sediment Control Plan must be developed by an appropriately qualified person and implemented for all stages of the mining activities on the site to prevent or minimise erosion and the release of sediment to receiving waters and the contamination of storm water.
- C11-2
The Erosion and Sediment Control Plan must be included in the plan of operations, and provides for at least the following storm water management functions: (a) prevent or minimise the contamination of stormwater; (b) diverting uncontaminated stormwater run-off around areas disturbed by mining activities 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; (e) using alternate materials and or processes (such as dry absorbents) to clean up spills that will minimise the generation of contaminated waters; (f) erosion and sediment control structures are placed to minimise erosion of disturbed areas and prevent the contamination of any waters; (g) 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 (h) training of staff that will be responsible for maintenance and operations of sediment and erosion control structures.
- C11-3
Erosion protection measures and sediment control measures must be implemented and maintained to minimise erosion and the release of sediment and contamination of storm water. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994.
- C11-4
The maintenance and cleaning of any vehicles, plant or equipment must not be carried out in areas from which contaminants can be released into any receiving waters.
- C11-5
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. Sewage Treatment
- C12-1
Any release from the sewage treatment system must not result in environmental harm. Water Reuse
- C13-1
Mine affected water from Jubilee Plunger Pit must not be used by a third party unless written consent has been obtained from the third party.
- C13-2
Records of all transferred mine affected water must be maintained and provided to the administering authority upon request. These records must include the following details: (a) The source of the transferred water; (b) The quantity (volume) of water transferred; (c) The details for the third-party that will receive the transferred water; (d) The quality of the transferred water, including an assessment against the quality limits specified in Table C6 (Onsite Water Storage Contaminant Limits); (e) The locations where the quality of the water to be transferred was measured; and (f) The date of the transfer.
- C13-3
A copy of the written consent must be kept by the holder of this environmental authority and made available to the administering authority upon request. END OF CONDITIONS FOR SCHEDULE C Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Schedule D - Noise and Vibration Noise
- D1-1
Ensure that noise generated by the mining activities does not cause the criteria in Table D1 - Noise limits to be exceeded.
- D1-2
When requested by the administering authority, noise monitoring and recording must be undertaken within a reasonable and practicable timeframe nominated by the administering authority to investigate any complaint of environmental nuisance at any sensitive place or commercial place, and the results must be notified within 14 days to the administering authority following completion of monitoring.
- D1-3
Noise monitoring and recording must include the following descriptor characteristics and matters: (a) LAN,T (where N equals the statistical levels of 1, 10 and 90 percentiles and T = 15 mins); (b) background noise LA90,T; (c) the level and frequency of occurrence of impulsive or tonal noise and any adjustment and penalties to statistical levels; (d) atmospheric conditions including temperature, relative humidity and wind speed and directions; (e) effects due to any extraneous factors such as traffic noise; (f) location, date and time of monitoring; (g) if the complaint concerns low frequency noise, Max LpLIN,T; (h) if the complaint concerns low frequency noise, one third octave band measurements in dB(LIN) for centre frequencies in the 10 - 200 Hz range; and
- D1-4
The method of measurement and reporting of noise levels must comply with the latest edition of the administering authority's Noise Measurement Manual or the most recent version of AS1055 Acoustics - description and measurement of environmental noise. Table D1 Noise Limits Sensitive Place Noise Level dB(A) Monday to Saturday Sundays and Public Holidays measured as: 7am to 6pm 6pm to 10pm to 9am to 6pm 6pm to 10pm to LA10, adj, 10 mins 10pm 7am 10pm 9am LA1, adj, 10 mins BG+5 BG+5 BG+3 BG+5 BG+5 BG+0 BG+10 BG+10 BG+5 BG+10 BG+10 BG+5 Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Air Blast and Ground Vibration
- D2-1
Ensure that blasting does not cause the limits for peak particle velocity and air blast overpressure in Table D2 - Blasting noise limits to be exceeded. Table D2 Air Blast Overpressure Level Blasting Noise Limits Blasting Noise Limits Sensitive or Commercial Place Airblast overpressure 115 dB (Linear) Peak for nine (9) out of ten (10) consecutive blasts initiated and not level greater than 120 dB (Linear) Peak at any time Ground vibration peak 5mm/second peak particle velocity for nine (9) out of ten (10) consecutive blasts and particle velocity not greater than 10 mm/second peak particle velocity at any time At or below 200 Hz measured on the linear weighting scale indoor sound pressure level Low frequency noise of 50 dB (Linear), or an outdoor sound pressure level of 55 dB (Linear)
- D2-2
The ground vibration transducer (or array) must be attached to a buried block so as to ensure good coupling with the ground. The mass shall be buried so that its upper most surface is at the same level as the ground surface.
- D2-3
The ground vibration transducer (or array) must be placed at the same point at which the air blast is monitored.
- D2-4
When requested by the administering authority, air blast and vibration monitoring and recording must be undertaken within a reasonable and practicable timeframe nominated by the administering authority to investigate any complaint of environmental nuisance at any sensitive place or commercial place, and the results must be notified within 14 days to the administering authority following completion of monitoring.
- D2-5
The method of measurement and reporting of vibration levels must comply with the latest edition of the administering authority's Noise and vibration from blasting guideline. END OF CONDITIONS FOR SCHEDULE D Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Schedule E - Waste Fire Prevention
- E1-1
The holder of this environmental authority must not: (a) burn waste or allow waste to be burnt at the licensed place covered by this environmental authority other then cyanide transport and handling package material; or (b) remove waste from the licensed place covered by this environmental authority and burn such waste elsewhere except in accordance with the requirements of the Environmental Protection Act 1994.
- E1-2
Tyres stored awaiting disposal or transport for take-back and recycling or waste-to-energy options must be stockpiled in stable stacks in volumes less than 500 equivalent passenger-tyre units (EPU), less than 3m in height and 200 sq m in area and at least 10m from any other tyre storage area or combustible or flammable material, including vegetation.
- E1-3
All reasonable and practicable fire prevention measures must be implemented, including removal of grass and other materials within a 10m radius of any tyre storage area. Off Site Movement of Regulated Wastes
- E2-1
Where regulated waste is removed from the licensed place (other than by a release as permitted under another schedule of this environmental authority), the holder of this environmental authority must ensure that: (a) the removal and transport of such wastes, where it constitutes an environmentally relevant activity under the Environmental Protection Regulation 2008, is carried out by a person licensed for carrying out this activity under the Environmental Protection Act 1994; and (b) records are kept of the following: (i) the date, quantity and type of waste removed; (ii) name of the regulated waste transporter that removed the waste; and (iii) the intended treatment/disposal destination of the waste. Note: Records of documents maintained in compliance with a waste tracking system established under the Environmental Protection Act 1994 or any other law for regulated waste will be deemed to satisfy this environmental authority condition.
- E2-2
Regulated waste awaiting removal may be temporarily stored on site.
- E2-3
Each container of regulated waste stored awaiting movement off-site must be clearly marked to identify the contents. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Notification of Improper Disposal of Regulated Waste
- E3-1
If the holder of this environmental authority becomes aware that a person has removed regulated waste from the licensed place and disposed of the regulated waste in a manner which is not authorised by this environmental authority or improper or unlawful, then the holder of this environmental authority must, as soon as practicable, notify the administering authority of all relevant facts, matters and circumstances known concerning the disposal.
- E3-2
Regulated waste generated by maintenance of plant and equipment and absorbent materials used to clean up spills must only be disposed off at a facility whose operator is permitted to accept such waste in accordance with the requirements of the Environmental Protection Act 1994. Other Wastes
- E4-1
The only wastes that may be disposed of on site are those authorised under this environmental authority. General Waste Disposal
- E5-1
All waste (other than mined waste rock and tailings or their derivatives) produced as part of the mining operation must be transported to the Georgetown licensed waste disposal facility and disposed of correctly at a minimum on a weekly basis.
- E5-2
The environmental authority holder shall not cause, allow or permit any waste generated outside the mine to be received at the mine for storage, treatment, processing or disposal. Tailings Management
- E6-1
Construction of the tailings storage facility must be in accordance with the following: (a) the design criteria set out under Schedule G and Water Management Plan of the tailings dam; and (b) all investigation and exploration drill holes in the area of the tailings storage facility must be backfilled with concrete to the total depth of the hole.
- E6-2
The reclamation of tailings from the tailings storage facility for processing on site must be: (a) located in the area identified in Schedule I - Map 9 (Dry Stack Tailings Project Layout); and (b) not exceed an area of 18 hectares.
- E6-3
Tailings disposal must be in accordance with the following: (a) all tailings material must be progressively characterised during disposal for net acid producing potential (NAPP) and the following contaminants: arsenic, cadmium, chromium, cobalt, copper, iron, lead, manganese, nickel, tin, zinc and fluoride; (b) tailings characterisation must be undertaken at a minimum rate of 8 regularly spaced samples per 100,000 tonnes of tailings material discharged; (c) records must be kept of the tailings disposal to indicate locations and characteristics of tailings stored Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. within the tailings storage facility; (d) where the net acid producing potential of tailings material has not been conclusively determined geochemical kinetic testing must be conducted to indicate oxidation rates, potential reaction products and effectiveness of control strategies; and (e) maximum duration of surface exposure of potentially acid producing tailings to oxidising conditions is one (1) month.
- E6-4
The tailings dam liquor must be sampled for total and WAD cyanide fortnightly.
- E6-5
WAD cyanide concentrations in the tailings surface liquor must not exceed 50mg/l.
- E6-6
The environmental authority holder must immediately commence cyanide destruction if total cyanide concentrations in the tailings surface liquor exceed 10mg/l.
- E6-7
A cyanide balance must be prepared and updated monthly to ensure that cyanide treatment and recovery is maximised. Waste Rock Management
- E7-1
The holder of the environmental authority must develop and include in the plan of operations a waste rock management plan, together with the certification of an appropriately qualified person that the plan is compliant with the conditions in this environmental authority and in accordance with best practice environmental management. The waste rock management plan must incorporate the following items; (a) effective characterisation of the waste rock and spoil to predict under the proposed placement and disposal strategy the quality of runoff and seepage generated concerning potentially environmentally significant effects including salinity, acidity, seepage, leachate, alkalinity and dissolved metals, metalloids and non-metallic inorganic substances; (b) a program of progressive sampling and characterisation to identify dispersive and non-dispersive spoil and the salinity, acid and alkali producing potential and metal concentrations of waste rock; (c) 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 potential generation of acid mine drainage; (d) where relevant, a sampling program to verify encapsulation and/or placement of potentially acid forming and acid forming waste rock; (e) how often the performance of the plan will be assessed; (f) the indicators or other criteria on which the performance of the plan will be assessed; (g) a rehabilitation strategy that must be in accordance with the administering authority's Guideline for Rehabilitation Requirements for Mining Projects to ensure waste rock dumps are safe, non polluting, self sustaining and geotechnical and geochemical stable; and (h) 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. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994.
- E7-2
Research undertaken in accordance with condition number (E7-1) must be finalised at least 36 months prior to mine closure. Waste Rock
- E8-1
Waste rock dumps must be constructed to prevent any water other than incidental rainfall from entering the waste rock dump.
- E8-2
Any seepage from waste rock dumps on ML3409, ML3540, ML3591, ML3548 and ML30203 must be effectively intercepted and treated at the licensed place.
- E8-3
All seepage from waste rock dumps located on ML3374 must be captured and discharged to the open pit.
- E8-4
No ore or waste rock characterised as having acid forming potential can be mined or disposed of as part of the mining activity. END OF CONDITIONS FOR SCHEDULE E Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Schedule F - Land Rehabilitation Landform Criteria
- F1-1
All areas significantly disturbed by mining activities must be rehabilitated to a stable landform with a self- sustaining vegetation cover in accordance with Schedule F - Table F1 and F2. Table F1 (Final Land Use and Rehabilitation Approval Schedule) Item Pits Pits (previously Waste Dumps TSF and Infrastructure, Roads & Raw rehabilitated) Western ROM and soil tracks water Tenure ID ML3548 Cutback pond ML30203 ML3540 ML3591 ML 3548, stockpile ML3548 Projective ML3409 ML30203 ML3540 ML30203 ML3540 surface area ML3374 ML3374 ML3540 ML3374 ML3409 ML3374 (ha) 7 ML3358 Post mine Void ML3591 land use VIII ML3409 Post mine N/A ML30192 N/A ML30193 land ML30195 classification ML30196 ML30201 Cover (%) Species 33 9.5 11.3 8.8 10 1 Grazing/Native Grazing/Native Grazing/ Grazing/ Native Grazing/ Grazing Bushland Bushland Native Bushland Native and stock Bushland Bushland watering No more than No more than No more than No more than No more than 10% of all 30% of all 10% of all 10% of all 30% of all VII disturbed land disturbed land disturbed land is disturbed land is is class VII disturbed land is is class VII N/A class VII class VII class VII 60 60 60 60 60 N/A Native shrubs, Native shrubs, Native shrubs, Native shrubs, Native shrubs, tree and tree and tree and tree and tree and groundcover groundcover groundcover groundcover groundcover species species species species species Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Table F2 (Landform Design) Slope Range Projective Surface Area (ha) (%) Disturbance Type 1 N/A 1.4 Residual void Black Blow 2.6 Residual void Electric Light <2 2 20 0.4 Residual void Red Dam <2 0.1 Residual void Jubilee Plunger 20 2 Waste Dump Electric Light - upper surface 20 0.5 Waste Dump Electric Light - batters <5 6.5 Waste Dumps Red Dam - upper surface <2 33 Waste Dumps Red Dam - batters 30-35 9.8 Waste Dump Jubilee Plunger 1 to 7 1.5 Previously back-filled pits and TSF - rehabilitated N/A 8.8 TSF - upper surface and Western Cutback Natural slopes 1 10 TSF - batters Infrastructure, ROM, soil stockpile Raw water pond Internal roads and pipelines
- F1-2
Progressive rehabilitation must commence when operational areas become available in accordance with the plan of operations.
- F1-3
Rehabilitated areas must be managed to minimise the proliferation of species not consistent with rehabilitation objectives.
- F1-4
All land subject to mining activities must be rehabilitated to: (a) a stable landform and with a self-sustaining vegetation cover and species that are similar to adjoining undisturbed areas; (b) a safe landform, which is non-polluting, geo-chemically and geo-technically stable. (c) ensure that all land is reinstated to the pre-disturbed land use and suitability class (excluding open pits); (d) ensure that the maintenance requirements for rehabilitated land is no greater than that required for the land prior to its disturbance by mining activities; and (e) ensure that the water quality of any residual void or water bodies constructed by mining activities meets criteria for subsequent uses and does not have potential to cause environmental harm. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994.
- F1-5
Maintenance of rehabilitated areas must take place to ensure and demonstrate: (a) stability of landforms; (b) erosion control measures remain effective; (c) stormwater runoff and seepage from rehabilitated areas does not negatively affect the environmental values of any waters; (d) plants show healthy growth and recruitment is occurring; and (e) rehabilitated areas are free of any declared pest plants.
- F1-6
Rehabilitation can be considered successful when: (a) the site can be managed for its designated land-use (e.g. similar to that of surrounding undisturbed areas); (b) no greater management input than for other land in the area being used for a similar purpose is required and there is evidence that the rehabilitation has been successful for at least three (3) years; (c) the rehabilitation is carried out in accordance with the goals, objectives indicators and completion criteria as specified in Schedule F - Table F1 and F2 and in the Post Mine Land Use Plan; and (d) written agreement is obtained from the landowner/holder and administering authority.
- F1-7
Topsoil and subsoils must be stripped and stockpiled ahead of mining to a depth determined from soil surveys to ensure that useable soil resources are preserved for rehabilitation.
- F1-8
When topsoil is stored in stockpiles it should be in a manner that ensures stability. Measures must include: (a) vegetating stockpiles; (b) minimising the height of stockpiles; and (c) re-using stockpiles as soon as possible. Post Mine Land Use Plan
- F2-1
The Post Mine Land Use Plan must be included in the plan of operations by 1 March 2011 and updated with each subsequent plan of operations, describing how the rehabilitation objectives in Schedule F - Table F1 and landform design criteria in Schedule F - Table F2 will be achieved. The Post Mine Land Use Plan must include: (a) schematic representation of final land form inclusive of drainage features; (b) slope designs; (c) cover design; (d) drainage design; (e) erosion controls proposed on reformed land; (f) description of experimental design for monitoring of analogue and rehabilitated areas inclusive of statistical design; and (g) proposed revegetation criteria including: ABN 46 640 294 485 Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. (i) species diversity, abundance and composition; (ii) projective cover; (iii) dry matter production; and (iv) stocking rates to ensure self-sustaining vegetation is maintained. (h) proposed revegetation methods inclusive of plant species selection, re-profiling, respreading soil, soil ameliorants/amendments, surface preparation and method of propagation; (i) materials balance including available top soil and low permeability capping material; (j) research program and associated milestones; (k) geotechnical, geochemical and hydrological studies; (l) chemical, physical and biological properties of soil and water; (m) clear objectives and success criteria for the each land unit including establishment in accordance with outcomes stipulated in the administering authority's Guideline for Rehabilitation Requirements for Mining Projects; (n) measurable completion criteria for each rehabilitation indicator (for each land unit) that enables determination of rehabilitation success for each disturbance type (or land unit); and (o) rehabilitation monitoring program. Rehabilitation Monitoring Program
- F3-1
The holder of the environmental authority must conduct a Rehabilitation Monitoring Program on at least a yearly basis, which must include sufficient spatial and temporal replication to enable scientifically justifiable conclusions as established under the rehabilitation program or other methodology to the satisfaction of the administering authority.
- F3-2
The rehabilitation monitoring program must be developed by 31 December 2010 and be implemented by a person nominated by the environmental authority holder possessing appropriate qualifications and experience in the field of mine site rehabilitation. Pest Management
- F4-1
In carrying out the mining activity(ies) the holder of this environmental authority must develop and implement an effective pest management program that includes but is not limited to the following: (a) identification of pest species and infestation areas; (b) prevents and/or minimises the introduction and/or spread of pests; (c) control and management of pest outbreaks as a result of mining activities including measures to ensure that all vehicle movements are controlled to prevent the spread of declared weeds; and (d) strategies to prevent introduction of declared weeds to the mine site and surrounding areas. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994.
- F4-2
A copy of the pest management program must be made available to the administering authority on request. Infrastructure
- F5-1
All infrastructure, mining equipment and processing plant constructed by or for the environmental authority holder during the mining activities including water storage structures, must be removed from the site prior to mining lease surrender, except where agreed to in writing by the post mining landholder and the Minister administering the Mineral Resource Act 1989. Contaminated Land
- F6-1
Upon decommissioning the environmental authority holder must undertake a contaminated land assessment / investigation of the licensed place in accordance with the administering authority's Guidelines for the Assessment & Management of Contaminated Land in Queensland.
- F6-2
The Run of Mine (ROM) pad at ML3374 (Jubilee Plunger) must be decontaminated and not used for the storage of mined material after 1 December 2011. Residual Void Outcome
- F7-1
Residual voids must not cause any serious environmental harm to land, surface waters or any recognised groundwater aquifer, other than the environmental harm constituted by the existence of the residual void itself, and subject to any other condition within this environmental authority.
- F7-2
Mining voids must be managed during the operation and decommissioning phases to maximise the potential post mine beneficial uses, by consideration of the following: (a) limiting sulphide exposures in void walls; (b) capping of sulphide exposures in void base; (c) limiting period of exposure of sulphides in void walls and base to oxidising conditions; (d) managing catchment into the void; and (e) geo-technical stability of final void.
- F7-3
Decommissioning strategies for the final voids must be provided in the plan of operations including the following information: (a) final potential wall and base rock exposure quality in terms of acid producing potential and levels of environmentally relevant salts and metals; (b) expected periods of exposure for wall and base rock with acid producing potential; (c) management options for maximising final void water quality; and (d) assessment of potential final void water quality. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994.
- F7-4
Decommissioning strategies for the final voids must be updated with each update of the plan of operations. Post Closure Management Plan
- F8-1
A Post Closure Management Plan for the site must be developed and implemented for a nominal period of: (a) at least thirty (30) years following final ore processing on site; or (b) a shorter period if the site is proven to be geo-technically and geo-chemically stable and it can be demonstrated to the satisfaction of the administering authority that no release of contaminants from the site will result in environmental harm and be prepared at least 6 months prior to final ore processing onsite.
- F8-2
The Post Closure Management Plan must include the following elements: (a) operation and maintenance of: (i) wastewater collection and reticulation systems; (ii) wastewater treatment systems; (iii)the groundwater monitoring network; (iv)final cover systems; and (v) vegetative cover. (b) monitoring of: (i) surface water quality; (ii) groundwater quality; (iii)seepage rates; (iv)erosion rates; (v) the integrity and effectiveness of final cover systems; and (vi)the health and resilience of vegetative cover. END OF CONDITIONS FOR SCHEDULE F Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Schedule G - Dams All Dams - Location and Limits
- G1-1
Any dam constructed or operated within the operational land must be located within the control points defined in Schedule G - Table G1, below. Table G1 (Location of All Dams) Name of Dam Easting Northern Tailings Storage Facility (GDA 94) (GDA 94) 764935 7971567 Red Dam Pit 7971538 Electric Light Pit 764324 7971322 764301 7971248 Black Blow Midapa Pit 764840 8014989 785887 8015020 786549 8015102 786552 8015080 785866 7989214 772290 7989197 772340 7988831 772215 7988860 772154 7971283 764911 7971273 764974 7971300 765028 7971323 765027 7971325 764971 7971313 764917 Note (4): A minimum of 3 control points is required to constrain the location of all activities associated with the dam. Additional infrastructure which forms part of any dam may include appurtenant works consisting of tailings discharge pipelines, seepage collection systems, runoff diversion bunds, containment systems, pressure relief wells, decant and recycle water systems.
- G1-2
The construction or operation of any dam within the operational land must comply with Schedule G - Table G2, below. Table G2 (Basic Details of All Dams) Name of Dam Maximum Surface Maximum Volume Maximum Depth Purpose of dam (3) Area (Ha) (m3) (m2) Tailings Storage Facility 9 8 Tailings Storage TSF Western Cutback5 2.3 320,000 7 Tailings Storage 2.6 81,000 20 Excavated mining void Red Dam Pit 1.1 1,200,000 18 Excavated mining void Electric Light Pit 576,000 Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Name of Dam Maximum Surface Maximum Volume Maximum Depth Purpose of dam (3) (m2) Area (Ha) (m3) Black Blow Midapa Pit 0.44 7,000 10 Excavated mining void Note (1): The name of the dam should refer to the name used in the design plan e.g. process residue facility or decant dam, etc. Note (2): Where a dam does not incorporate a void, the height of the dam is the difference between the lowest point of the external toe of the dam and the highest point of the dam. Note (3): Where a dam does incorporate a void, the height of the dam is the difference between the deepest point in the void and the highest point of the dam e.g. where dams are formed partially or fully formed by either excavating below the land surface or backfilling an existing void. Note (4): Purpose of the dam should outline the designed function, e.g. "the permanent containment of tailings resulting from the extraction of nickel, cobalt and other metals at the XYZ Refinery". Note (5): The TSF Western Cutback is an integrated cell of the TSF and must only be constructed within the area indicated by Schedule I - Map 10 - TSF Western Cutback and Soil Stockpile authorised bounds. Standards and Criteria for All Dams
- G2-1
All high hazard dams containing hazardous waste must comply with the Code of Environmental Compliance for High Hazard Dams Containing Hazardous Waste.
- G2-2
All low hazard dams containing hazardous waste must comply with the criteria outlined in Appendix B of the Code of Environmental Compliance for Mining Lease Projects. Regulated Dams - Design, Certification and Construction
- G3-1
Prior to commencing construction of a regulated dam, the holder of the environmental authority must submit to the administering authority for acceptance a design plan that has been certified by a suitably qualified and experienced person, as compliant in all respects with this environmental authority, and in accordance with accepted engineering standards.
- G3-2
Prior to commencing construction of a regulated dam, the holder of the environmental authority must submit to the administering authority for acceptance, an operations plan covering the use of all regulated dams on the operational land.
- G3-3
Construction or modification of regulated dams shall be done only in accordance with an accepted design plan.
- G3-4
When construction or modification of a regulated dam is complete, the holder of this environmental authority must submit to the administering authority a set of `as constructed' drawings, and a certification by a suitably qualified and experienced person that either: (a) the construction is substantially as per the accepted design plan; or (b) the suitably qualified and experienced person certifies that the as constructed plan is compliant in all respects with this environmental authority, and in accordance with accepted engineering standards. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. High Hazard Dams - Hydraulic Requirements
- G4-1
The design storage allowance on 1st November of each year for any regulated dam constructed or operated within the operational land must comply with Schedule G - Table G3, below.
- G4-2
The design storage allowance for dams specified in Table G3 are a minimum design storage requirement and any releases from any dams must meet the requirements set out under the water schedule. Table G3 (Storage Design1 Criteria for Regulated Dams) Name of Regulated Dam Design Storage Allowance2 Spillway Capacity Mandatory4 Critical Wet Period Critical Design Storm3 Reporting Level Tailings Storage Facility 1 in 20 AEP, 2-month wet season plus other 1 in 100 AEP 1 in 10 AEP inputs for the 2-month wet season 1 Calculations are to be carried out in accordance with the Manual for Assessing Consequence Categories and Hydraulic Performance of Structures (Queensland Government, 2024). 2 The design storage allowance on 1st November of each year for any regulated dam constructed within the operational land must be sufficient to contain the run-off from the critical wet period - plus the volume of any other inputs to the storage facility during that critical wet period, as part of operations. Such inputs could be tailings, contaminated site waters, process waters, and any other materials. 3 The critical storm has a duration that produces the peak discharge for the catchment. 4 The level below spillway crest that can accommodate runoff from a 72 hour storm at the specified AEP, or the wave allowance at the specified AEP - whichever level is lower. NOTE: AEP means Annual Exceedance Probability - being the probability that at least one event as specified will occur in a particular year.
- G4-3
The spillway for any regulated dam, constructed or operated within the operational land must be designed and maintained to withstand the peak flow from the spillway capacity critical design storm defined in Schedule G - Table G3.
- G4-4
The holder of the environmental authority must mark the mandatory reporting level defined in Schedule G - Table G3 on the spillway of all regulated dams within the operational land.
- G4-5
The holder of the environmental authority must notify the administering authority when the water level of any regulated structure, reaches the mandatory reporting level defined in Schedule G - Table G3.
- G4-6
A water management strategy for the licensed place will be prepared for and included in the plan of operations. The strategy must include: (a) data collation and identify existing data requirements; (b) the approach to water management in the context of the project development schedule; (c) a water balance/water quality model to optimize the overall system and individual components; (d) design and detail additional works as required; and (e) implement/construct additional works according to a documented schedule. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994.
- G4-7
Annual review of the water management strategy must be submitted by the end October of each year. Regulated Dams - Inspection
- G5-1
Regulated dams shall be inspected by a suitably qualified and experienced person on or about 1 September, but definitely before 1 November each year.
- G5-2
Regulated dams shall also be inspected by a suitably qualified and experienced person, if at any time unusual conditions are observed by the holder of this environmental authority, or their agent.
- G5-3
The inspection shall include a review of the hazard assessment of all dams in Table 1 of Schedule G of this environmental authority.
- G5-4
For each inspection, the suitably qualified and experienced person shall assess the condition of each regulated dam and its foundations, determine the hydraulic adequacy of the regulated dam and assess the adequacy of the works with respect to dam safety.
- G5-5
For each inspection, two copies of a report by the suitably qualified and experienced person, including any recommendations as to measures to be taken to ensure the integrity of each regulated dam, shall be furnished to the administering authority within 28 days of the inspection. Decommissioning of the Tailings Storage Facility and Other Dams - Objective
- G6-1
The environmental authority holder must, prior to surrender of the mining leases on which the tailings storage facility is located, implement either: a) a plan for de-commissioning the dams such that, amongst other things, water will no longer be stored in the dams, the dams and their contents will be structurally stable and resistant to erosion and any seepage or other emissions will not cause environmental harm; or b) a site management plan for the continued operation and maintenance of the dams. Decommissioning of the Tailings Storage Facility and Other Dams - Documentation and Compliance
- G7-1
Decommissioning activities for dams must be documented. Where the detailed documentation is not already contained in the design plan for the dam, the detailed documentation is considered to be an amendment to the design plan and must be submitted as an amendment to the design plan required by the Code of Environmental Compliance for High Hazard Dams Containing Hazardous Waste. End of Life of Dam Criteria - Transfer to Contaminated Land
- G8-1
Dams containing hazardous waste must not be abandoned, and must be dealt with in accordance with the conditions of this environmental authority. Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Commencement of Mining Activities
- G9-1
Prior to the commencement of any metallurgical extraction on ML3409, ML3540 and ML3591, the tailings storage facility identified in Schedule G Table G1 must be fully lined or alternatively, enough information be supplied to the administering authority in order for it to make a decision regarding the migration of TSF liquor along known fault zones located underneath the base of the structure. Note: Metallurgical extraction is defined as: any treatment of gold bearing ores by chemical or physical processes that destroys the crystallographic bond in order to recover the sought after element or compound.
- G9-2
In accordance with condition (G9-1) the administering authority will review information supplied by the environmental authority holder and give approval for any metallurgical extraction to commence only once it is satisfied TSF liquor will not migrate alone fault zones to the west of the operation. END OF CONDITIONS FOR SCHEDULE G Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. Schedule H - Definitions "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 activities. 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; (h) vegetation water use and effects on ground water levels and catchment yields. "acid rock drainage" means any low pH waters, contaminated as a result of the mining activities. "ambient (or total) noise" at a place, means the level of noise at the place from all sources (near and far), measured as the Leq for an appropriate time interval. "Annual Exceedance Probability" or "AEP" means the probability that at least one event in excess of a particular magnitude will occur in any given year. "ANZECC 2000" means Australian and New Zealand Environment Conservation Council Marine and Freshwater Quality Guidelines. "authority" means environmental authority (mining activities) under the Environmental Protection Act 1994. "background" means the average of samples taken prior to the commencement of mining from the same waterway that the current sample has been taken. "chemical" means: (a) an agricultural chemical product or veterinary chemical product within the meaning of the Agricultural and Veterinary Chemicals Code Act 1994 (Commonwealth); or (b) a dangerous good under the Australian Code for the Transport of Dangerous Goods by Road and Rail approved by the Australian Transport Council; or (c) a lead hazardous substance within the meaning of the Workplace Health and Safety Regulation 1997; (d) a drug or poison in the Standard for the Uniform Scheduling of Drugs and Poisons prepared by the Australian Health Ministers' Advisory Council and published by the Commonwealth; or (e) any substance used as, or intended for use as: (i) a pesticide, insecticide, fungicide, herbicide, rodenticide, nematocide, miticide, fumigant or related Permit OFFICIAL Environmental Protection Act 1994 Environmental authority EPML00899813 This environmental authority is issued by the administering authority under Chapter 5 of the Environmental Protection Act 1994. product; or (ii) a surface active agent, including, for example, soap or related detergent; or (iii) a paint solvent, pigment, dye, printing ink, industrial polish, adhesive, sealant, food additive, bleach, sanitiser, disinfectant, or biocide; or (iv) a fertiliser for agricultural, horticultural or garden use; or (v) a substance used for, or intended for use for mineral processing or treatment of metal, pulp and paper, textile, timber, water or wastewater; or (vi) manufacture of plastic or synthetic rubber. "commercial place" means a work place used as an office or for business or commercial purposes, which is not part of the mining activity and does not include employees' accommodation or public roads. "competent person" means a person with the demonstrated skill and knowledge required to carry out the task to a standard necessary for the reliance upon collected data or protection of the environment. "contaminant" can be a gas, liquid or solid; or an odour; or an organism (whether alive or dead), including a virus; or energy, including noise, heat, radioactivity and electromagnetic radiation; or a combination of contaminants "contaminated" means the substance has come into contact with a contaminant. "control measure" means any action or activity that can be used to prevent or eliminate a hazard or reduce it to an acceptable level. "dam" means a containment or proposed containment whether permanent or temporary, which is designed to contain, divert or control flowable substances. However this does not include a fabricated or manufactured tank or container designed to a recognised standard. "design plan" in the context of a dam design is the documentation required under the Code of Environmental Compliance for High Hazard Dams Containing Hazardous Waste to describe the physical dimensions of the dam, the materials and standards to be used for construction of the dam, the procedures and criteria to be used for operating the dam and the decommissioning an