Data as at 14 September 2026 · from the Queensland EP Act public register
P-EA-100119386 · MULTICOM RESOURCES PTY LTD
Minerals environmental authority P-EA-100119386 (MULTICOM RESOURCES PTY LTD), Granted. 148 conditions indexed. Holds PRC plan PRCP-P-EA-100119386-V1.
- Status
- Granted
- Holders
- MULTICOM RESOURCES PTY LTD
- Tenures
- ML100162; ML100244; ML100245; ML100246
- PRC plan
- PRCP-P-EA-100119386-V1 · effective 2021-09-15
- How it was read
- Numbered conditions
- Register
- Register record · Instrument PDF
Conditions
148 numbered conditions read from the current instrument. Page numbers link into the register PDF.
- A1
This environmental authority authorises environmental harm referred to in the conditions. Where there is no condition or this environmental authority is silent on a matter, the lack of a condition or silence does not authorise environmental harm.
- A2
Contaminants with the potential to cause environmental harm must not be released directly or indirectly to the receiving environment, except as permitted under the conditions of this environmental authority.
- A3
The holder of this environmental authority must ensure that the mining activities carried out in accordance with Table A1: Authorised mining activities and locations and the locations detailed in Schedule L--Figure 1: Project Layout-Mine Domains, Figure 2: Project Layout-Mine Infrastructure Area, Figure 3: Project Layout - Sediment Dams and Figure 4: Project Layout- Offsite Water Storage Facility and Associated Infrastructure. Table A1: Authorised mining activities and locations Mine domain Mine feature name Mining Location Maximum lease disturbance GDA94, MGA zone 54 ML100162 area (ha) ML100162 Easting Northing 656 ML100162 1551 Mine Pits Pit area 1 ML100162 594493 7718020 Pit area 2 ML100162 845 Water storages Pit area 3a ML100162 593414 7723911 Pit area 3b ML100162 1469 Tailings Storage Pit area 4a ML100162 596086 7719343 Facility (TSF) Pit area 4b ML100162 2276 Mine Pit Area 4c ML100162 594975 7724118 infrastructure Pit area 5a ML100162 3 Pit area 5b ML100162 596968 7718447 3.7 Pit area 5c ML100162 16 Sediment dam 1 ML100162 595572 7722402 5.3 Sediment dam 2 ML100162 6.3 Sediment dam 3 ML100162 591644 7726678 2.3 Sediment dam 4 ML100162 2.7 Sediment dam 5 ML100162 592753 7717340 17.7 Sediment dam 6 ML100162 1.7 Sediment dam 7 ML100162 591605 7721613 11.3 Sediment dam 8 ML100162 14.7 Sediment dam 9 ML100162 590262 7730247 8 Sediment dam 10 ML100162 7.3 Sediment dam 11 ML100162 593727 7716341 24.3 Sediment dam 12 ML100162 24 Sediment dam 13 ML100162 592251 7721975 3.3 Sediment dam 14 ML100162 6.3 Sediment dam 15 ML100162 591908 7724016 61 Sediment dam 16 ML100162 225 Sediment dam 17 ML100162 591909 7725546 33.5 Water storage dam ML100162 15 ML100162 593782 7727331 7.5 TSF Evaporation pond 593819 7726449 ROM and process pad Sedimentation dam 592838 7719921 594726 7725578 595270 7716368 591108 7723678 590988 7726827 592141 7731115 590236 7728311 588883 7732950
- A4
The holder of this environmental authority must install all measures, plant and equipment necessary to ensure compliance with the conditions of this environmental authority and: (a) Maintain such measures, plant and equipment in a proper and efficient condition; and (b) Operate such measures, plant and equipment in a proper and efficient manner; and (c) Ensure all instruments and devices used for the measurement or monitoring of any parameter under any condition of this environmental authority are properly calibrated. Monitoring
- A5
Any monitoring data, records and reports required by this environmental authority must be: (a) kept for a period of at least five (5) years; and (b) provided to a new holder of the environmental authority on transfer of the environmental authority; and (c) provided to the administering authority within a timeframe nominated by the administering authority; and (d) provided to the administering authority in the format requested.
- A6
The following information must be recorded in relation to all monitoring required under the conditions of this environmental authority: (a) The date and time at which the sample was taken; and (b) The location or monitoring point at which the sample was taken; and (c) The results of all monitoring and details of any exceedances of the conditions of this environmental authority; and Permit Environmental authority P-EA-100119386 (d) Any other pertinent details of relevance to interpreting the sampling results (i.e. stream flow, wind conditions or any unusual observations such as odour or colouration). Risk management
- A7
The holder of this environmental authority must develop and implement a risk management system for mining activities which mirrors the content requirement of the Standard for Risk Management (ISO31000:2018), three (3) months prior to the commencement of mining activities. Notification of emergencies, incidents and exceptions
- A8
The holder of this environmental authority must notify the administering authority by written notification within twenty-four (24) hours after becoming aware of any emergency, incident or exceedance relating to the release of contaminants not in accordance, or reasonably expected to be not in accordance with, the conditions of this environmental authority.
- A9
Within ten (10) business days following the initial notification of an emergency, incident, exceedance, or receipt of monitoring results, whichever is the latter, further written advice must be provided to the administering authority, including the following: (a) results and interpretation of samples taken and analysed; and (b) outcomes of actions taken to prevent or minimise unlawful environmental harm; and (c) proposed actions to prevent a recurrence of the emergency, incident or exceedance. Complaints
- A10
The holder of this environmental authority must record all environmental complaints received about
- A11
mining activities undertaken on the licensed place including: (a) Name, address and contact number of the complainant if provided; and (b) Time and date of complaint; and (c) Reasons for the complaint; and (d) Investigations undertaken; and (e) Conclusions formed; and (f) Actions taken to resolve the complaint; and (g) Any abatement measures implemented; and (h) Person responsible for actioning the complaint. The holder of this environmental authority must, when requested by the administering authority, undertake relevant specified monitoring within a reasonable timeframe nominated or agreed to by the administering authority to investigate any complaint of environmental harm. The results of the investigation (including an analysis and interpretation of the monitoring results) and abatement measures, where implemented, must be provided to the administering authority within ten (10) business days of completion of the investigation, or no later than ten (10) business days after the end of the timeframe nominated by the administering authority to undertake the investigation, whichever is the latter. Permit Environmental authority P-EA-100119386 Third-party reporting
- A12
The holder of this environmental authority must: (a) Within one (1) year of the effective date of this environmental authority, obtain from an appropriately qualified person a report on compliance with the conditions of this environmental authority; and (b) Obtain further such reports at regular intervals, no less than once every three (3) years, from the completion of the report referred to in (a) above; and (c) Provide each report to the administering authority within ninety (90) days of its completion.
- A13
Where a condition of this environmental authority requires compliance with a standard, policy or guideline and the standard, policy or guideline is amended or changed subsequent to the issue of this environmental authority, the holder of this environmental authority must: (a) comply with the amended or changed standard, policy or guideline within two (2) years of the amendment or change being made, unless a different period is specified in the amended standard, policy or guideline, or where the amendment or change relates specifically to regulated structures referred to referred to in this environmental authority, the time specified in that condition; and (a) until compliance with the amended or changed standard, policy or guideline is achieved, continue to remain in compliance with the standard, policy or guideline that was current immediately prior to the relevant amendment or change. End of Conditions for Schedule A Permit Environmental authority P-EA-100119386 Schedule B - Air
- B1
Unless authorised by this environmental authority, the release of contaminants to air must not cause environmental harm.
- B2
The holder of this environmental authority must develop, document and implement an air quality monitoring program that can ensure compliance with the conditions of this environmental authority, within 6 months of the effective date of this environmental authority and prior to commencement of the mining activity. Point source releases to air
- B3
Point source emissions of contaminants to air must: (a) only occur from the release points specified in Table B1: Release points (air); and (b) comply with the Minimum Exit Gas Temperature specified in Table B1: Release points (air); and (c) comply with the Minimum Release Height specified in Table B1: Release points (air); and (d) comply with the Minimum Efflux Velocity specified in Table B1: Release points (air) Table B1: Release points (air) Release Location Source Minimum Minimum Minimum Point Description Release Exit Gas Efflux (GDA 94 MGA Zone 54) Height (m) Temperatur Velocity Easting Northing e (oC) (m/s) Release point Release point location (easting) location (northing) details are to be details are to be Stack serving
- B4
Point source emissions of contaminants to air must not exceed the contaminant release limit specified in Table B2: Contaminant release to air. Table B2: Contaminant release to air Release point Contaminant release Maximum Frequency number concentration release
- B5
An appropriately qualified person(s) must conduct and keep records of a monitoring program of contaminant releases to the atmosphere at the release points, frequency, and for the parameter specified in Table B2: Contaminant release to air and which complies with the most recent edition of Australian Standard AS4323.1 - 1995 "Stationary source emissions Method 1: Selection of sampling provisions", and the most recent edition of the administering authority's air quality sampling manual.
- B6
Contaminants must be monitored when emissions are expected to be representative of actual operating conditions for the sampling period.
- B7
For all monitoring conducted under condition B5 records must be kept for: (a) gas velocity, flow rate, temperature, oxygen content, and water vapour concentration; and (b) the actual test methods and accuracy; and (c) plant throughput rate at the time of sampling; and (d) fuel type and consumption rate (if applicable); and Permit Environmental authority P-EA-100119386 (e) any factors that may influence either gaseous or particulate emissions or both. Receiving environment air quality monitoring
- B8
The holder of this environmental authority must undertake air quality monitoring in the receiving environment: (a) at the monitoring location specified in Table B3: Receiving environment monitoring location; and (b) at the monitoring frequency specified in Table B3: Receiving environment monitoring location; and (c) for the contaminants specified in Table B4: Receiving environment contaminant limits and (d) in accordance with the most recent version of Australian Standard AS/NZS 3580.9.9-2006 Determination of suspended particulate matter - PM10 high volume sampler - Gravimetric method; Australian Standard AS/NZS3580.9.10 Methods for sampling and analysis of ambient air--Determination of suspended particulate matter--PM (sub)2.5(/sub) low volume sampler-- Gravimetric method and Australian Standard AS/NZS3580.9.3:2003 Methods for sampling and analysis of ambient air--Determination of suspended particulate matter--Total suspended particulate matter (TSP)--High volume sampler gravimetric method. Table B3: Receiving environment monitoring location Monitoring Location Location Description Monitoring frequency location (GDA 94 MGA Zone 54) PM10-1 Easting Northing Saint Elmo homestead Continuous 590203 7722982 Table B4: Receiving environment contaminant limits (air) Parameter Monitoring Limit Type Limit1 Averaging period location
- B9
The holder of this environmental authority must undertake wind speed and direction monitoring: (a) at the monitoring location specified in Table B3: Receiving environment monitoring location; and Permit Environmental authority P-EA-100119386 (b) at the monitoring frequency specified in Table B3: Receiving environment monitoring location; and (c) in accordance with the most recent edition of the Australian Standard AS/NZS 3580.14:2014 - Methods for sampling and analysis of ambient air - Part 14 Meteorological monitoring for ambient air quality monitoring applications.
- B10
The holder of this environmental authority must undertake monitoring of dust deposition: (a) at the monitoring locations specified in Table B5: Dust Deposition Monitoring Locations; and (b) at the monitoring frequency specified in Table B5: Dust Deposition Monitoring Locations; and (c) in accordance with the method in the most recent version of the relevant Australian Standard AS/NZS 3580.10.1 Methods for sampling and analysis of ambient air - Determination of particulate matter - Deposited matter - Gravimetric method. Table B5: Dust Deposition Monitoring Locations Monitoring Location Location Monitoring frequency (GDA 94 MGA Zone 54) Monthly DDG1
- B11
The limits of the parameter specified in Table B6: Dust deposition limits must not be exceeded at any of the monitoring locations specified in Table B5: Dust Deposition Monitoring Locations. Table B6: Dust deposition limits Parameter Monitoring Limit Type Limit1 Averaging period location Dust deposition DDG1 Maximum 120 mg/m2/day 30 Days DDG2 DDG3 DDG4 DDG5 Notes 1 Air quality objectives health and wellbeing Environmental Protection (Air) Policy 2019 Meteorological monitoring Permit Environmental authority P-EA-100119386
- B12
The holder of this environmental authority must establish a meteorological station in a spatially fixed location, to continuously measure and record at suitable resolution, wind speed and direction, temperature, relative humidity and rainfall data.
- B13
The meteorological station required by condition B12 must be installed in accordance with the latest edition of the Bureau of Meteorology guideline Observation specifications No.2013.1 Guidelines for the siting and exposure of meteorological instruments and observing facilities. End of Conditions for Schedule B Permit Environmental authority P-EA-100119386 Schedule C - Waste Management Waste Disposal
- C1
All waste generated from the mining activities must be disposed of at an off-site facility that is lawfully able to accept the waste, with the exception of: (a) waste rock generated at the licenced place, which must be disposed of in the mining pits listed in Schedule A - Table A1: Authorised mining activities and locations and shown in Schedule L --Figure 1: Project Layout-Mine Domains; and (b) tailings generated at the licenced place, which must be disposed of in the Tailings Storage Facility listed in Schedule A - Table A1: Authorised mining activities and locations and shown in Schedule L--Figure 2: Project Layout-Mine Infrastructure Area; and (c) liquid waste generated at the processing facility at the licensed place, which must be disposed of in the evaporation pond listed in Schedule A - Table A1: Authorised mining activities and locations and shown in Schedule L--Figure 2: Project Layout-Mine Infrastructure Area.
- C2
Notwithstanding condition C1 any waste rock which has acid forming potential must be disposed of in the Tailings Storage Facility listed in Schedule A - Table A1: Authorised mining activities and locations and shown in Schedule L--Figure 2: Project Layout-Mine Infrastructure Area.
- C3
Waste must not be burnt at the licenced place. Waste Management Program
- C4
The holder of this environmental authority must develop, document and implement a waste management program for all mining activities at the licenced place in accordance with Part 5 of the Environmental Management (Waste Management) Policy 2000.
- C5
The waste management program required under condition C4 must be regularly reviewed and updated at intervals of no greater than five (5) years. The program must include: (a) a description of the mining activity that may generate waste; and (b) waste management control strategies including: (i) recording of the types and amounts of wastes generated by the mining activity; (ii) segregation of the wastes; (iii) storage of the wastes; (iv) transport of the wastes; and (v) monitoring and reporting matters concerning the waste; and (c) the hazard characteristics of the wastes generated including disposal procedures for regulated wastes; and (d) a program for reusing, recycling or disposing of all wastes; and (e) how the waste will be dealt with in accordance with the waste and resource management hierarchy, including a description of the types and amounts of waste that will be dealt with under each of the waste management practices in the waste management hierarchy (i.e. avoidance, reuse, recycling, energy recovery, disposal); and Permit Environmental authority P-EA-100119386 (f) how the waste will be stored, handled and transferred in a proper and effective manner; and (g) procedures for identifying and implementing opportunities to minimise the amount of waste generated, promote efficiency in the use of resources and improve the waste management practices employed; and (h) procedures for dealing with accidents, spills, and other incidents that may impact on waste management; and (i) details of any accredited management system employed, or planned to be employed, to deal with the waste; and (j) how often the performance of the waste management practices will be assessed; and (k) the indicators or other criteria on which the performance of the waste management practices will be assessed; and (l) staff training and induction to the waste management program. Mine Material Management Plan
- C6
Within six (6) months of the effective date of this environmental authority and prior to the commencement of the mining activity, the holder of this environmental authority must develop, document and implement a Mine Material Management Plan, which includes: (a) a program of progressive sampling to validate pre-mine waste rock characterisation. The waste rock sampling program must include validation of salinity, acidity, alkalinity, dissolved metals, metalloids and non-metallic inorganic substances; and (b) geochemical kinetic testing must be conducted to indicate oxidation rates, potential reaction products and effectiveness of control strategies for acid mine drainage and neutral mine drainage potential; and (c) records must be maintained of all waste rock characterisation and disposal including contingency planning for the management of acid rock/neutral mine drainage; and (d) a materials balance and disposal plan demonstrating how waste rock that has a potential to generate neutral and/or saline mine drainage or is potentially acid forming and acid forming will be selectively placed and/or encapsulated to minimise the generation of acid or neutral mine drainage; and (e) how often the performance of the plan will be assessed; and (f) waste rock characterisation must be undertaken at a minimum rate of eight (8) regularly spaced samples per 100,000 tonnes of waste rock.
- C7
Tailings must be managed in accordance with procedures contained within the Mine Material Management Plan required under condition C6. These procedures must include provisions for: (a) containment of tailings in accordance with the approved design plan(s); and (b) the management of liquid waste both during operation and post closure; and (c) the control of fugitive emissions to air; and (d) a program of progressive sampling and characterisation to identify non-acid and acid producing potential and metal concentrations of tailings that must include: Permit Environmental authority P-EA-100119386 (i) progressive characterisation of all tailings material during disposal for the following contaminants: arsenic, cadmium, chromium, copper, manganese, selenium, manganese, molybdenum, vanadium and zinc; and (ii) tailings characterisation must be undertaken at a minimum rate of eight (8) regularly spaced samples per 100,000 tonnes of tailings material discharged; and (iii) geochemical kinetic testing where the acid and neutral mine drainage producing potential of tailings material has not been conclusively determined to indicate oxidation rates, potential reaction products and effectiveness of control strategies; and (e) management of tailings in order to minimise the potential for environmental harm. End of Conditions for Schedule C Permit Environmental authority P-EA-100119386 Schedule D - Noise
- D1
The holder of this environmental authority must not undertake blasting. Noise limits
- D2
Noise from any mining activity must not cause the limits specified in Table D1: Noise limits to be exceeded at a sensitive place or commercial place. Table D1: Noise limits Noise Limits LAeq,adj,1hour dBA Outdoor Period 45 Day (7:00 am - 6:00 pm) 40 Evening (6:00 pm - 10:00 pm) 35 Night (10:00 pm - 7:00 am)
- D3
In the event of a complaint made to the administering authority, considered in the opinion of an authorised officer to be neither frivolous or vexatious, about noise generated in carrying out the mining activity and the noise is considered by the administering authority to be an unreasonable noise, the holder of this environmental authority must take action to ensure that it is no longer an unreasonable noise. Monitoring and reporting
- D4
When requested by the administering authority, noise monitoring and reporting must be undertaken within a timeframe nominated by the administering authority to investigate any complaint, considered in the opinion of an authorised officer to be neither frivolous or vexatious, at any sensitive place or commercial place and the results must be provided to the administering authority within fourteen (14) days following completion of monitoring.
- D5
The holder of this environmental authority must develop, document and implement a Noise Management Program, within 6 months of the effective date of this environmental authority and prior to the commencement of the mining activity that will ensure compliance with the conditions of this environmental authority and be compliant with the most recent edition of the administering authority's Noise Measurement Manual or the most recent version of Australian Standard AS1055 Acoustics - Description and measurement of environmental noise.
- D6
Prior to commencement of the mining activity, the holder of this environmental authority must install a noise monitoring station at the Saint Elmo homestead identified in Schedule B - Table B2: Receiving environment monitoring location that will report noise levels in accordance with the Noise Management Program and comply with the requirements of condition D2.
- D7
Noise monitoring and reporting must include the following descriptor characteristics and matters: (a) L (where N equals the statistical levels of 1, 10 and 90 and T = 15 mins); and AN,T (b) background noise LA90; and (c) the level and frequency of occurrence of impulsive or tonal noise and any adjustment and penalties to statistical levels; and Permit Environmental authority P-EA-100119386 (d) atmospheric conditions including temperature, relative humidity and wind speed and directions; and (e) effects due to any extraneous factors such as traffic noise; and (f) location, date and time of monitoring; and (g) if a complaint received under condition A10 concerns low frequency noise, Max LpLIN,T and one third octave band measurements in dB(LIN) for centre frequencies in the 10 - 200 Hz range. End of Conditions for Schedule D Permit Environmental authority P-EA-100119386 Schedule E - Surface Water
- E1
Contaminants must not be released directly or indirectly to any waters unless otherwise permitted by a condition of this environmental authority.
- E2
All water quality and aquatic ecology monitoring required by this Environmental Authority must be performed by an appropriately qualified person. Surface water environment monitoring
- E3
Surface waters and sediments must be monitored at the locations specified in Table E1: Surface waters and sediment monitoring locations and Schedule H - Figure 6: Surface Water and Sediment Monitoring Locations. Table E1: Surface waters and sediment monitoring locations Monitoring locations Monitoring site description Location Reference sites Located at the DNRME gauging Easting Northing Julia Creek US station location between the Flinders Highway and Punchbowl Road. (GDA94 - Zone 54) (GDA94 - Zone 54) Flinders River US1 Upstream of Flinders River OWSF. Horse Creek US Upstream of the Flinders Highway and 579193 7715681 Spellary Creek US Northern Rail Line. Alick Creek US 613957 7737321 Compliance sites Downstream of confluence with 592928 7715558 Julia Creek DS Pigeon Creek, off Old Normanton 610079 7715327 Road 620444 7714585 Flinders River DS Downstream of confluence with unnamed tributary, north of Old 522987 7781963 Horse Creek DS Normanton Road. Horse Creek and/or other tributary 551204 7797232 Pigeon Creek DS flowing from the western side of the site to Julia Creek 583517 7722162 Pigeon Creek to the north west of the site flowing to Julia Creek 568014 7744274 Tributary of Flinders Northern tributary flowing eventually to 590184 7750824 river DS Flinders Creek
- E4
Surface waters must be monitored at the frequency specified in Table E2: Surface Water Quality Objectives.
- E5
Surface waters must be monitored for the quality characteristics listed in Table E2: Surface Water Quality Objectives. Permit Environmental authority P-EA-100119386 Table E2 - Surface Water Quality Objectives Quality Characteristics1 Unit Water quality objective Compliance limit Monitoring pH pH units 6-83 Frequency EC -S/cm - 13006 Monthly 6074 Sulfate mg/L 464 2505 Aluminium mg/L 0.064 0.25 Arsenic mg/L 0.012 0.16 Barium mg/L 0.0574 25 Boron mg/L 0.372 45 Cadmium mg/L 0.00022 0.0025 Chromium mg/L 0.0012 0.055 Cobalt mg/L 0.00142 0.056 Copper mg/L 0.0044 25 Iron mg/L 0.26 0.32 Lead mg/L 0.00342 0.015 Manganese mg/L 0.26 1.92 Mercury (inorganic) mg/L 0.00062 0.0015 Molybdenum mg/L 0.0342 0.055 Nickel mg/L 0.0112 0.025 Selenium mg/L 0.0112 0.026 Uranium mg/L 0.0024 0.0175 Vanadium mg/L 0.024 0.16 Zinc mg/L 0.0082 35 Hydrocarbons mg/L no visible film Major cations and anions mg/L For interpretive purposes Stream observation m3/s For interpretive purposes Notes 1All metals and metalloids must be measured as `dissolved' (from analysis of a field filtered sample) and `total'.
- E6
If a water quality objective measured at a compliance site specified in Table E1 - surface waters and sediment monitoring locations exceeds any water quality objective specified in Table E2 - Surface Water Quality Objectives during a monitoring event required under condition E3 the holder of this environmental authority must compare this result to the applicable reference site and: (a) If the contaminant concentration measured at the compliance site is equal to or less than the contaminant concentration measured at the applicable reference site, no further action is required; or (b) If the contaminant concentration measured at the compliance site is greater than the contaminant concentration measured at the applicable reference site complete an investigation into the potential for environmental harm and provide a written report to the administering authority in accordance with condition A12, outlining (i) Details of the investigations carried out (ii) Actions taken to prevent environmental harm. Note: Where a contaminant level exceedance has occurred and is under investigation in accordance with E6, no further reporting is required for subsequent exceedance events of that contaminant during the course of the investigation.
- E7
Water quality at the compliance sites listed in Table E1 - surface waters and sediment monitoring locations must not exceed any compliance limit specified in Table E2 - Surface Water Quality Objectives.
- E8
Sediments must be monitored at the frequency specified in Table E3 - Sediment quality objectives.
- E9
Sediments must be monitored for the quality characteristics listed in Table E3 - Sediment quality objectives.
- E10
Sediment quality at the compliance sites listed in Table E1 - surface waters and sediment monitoring locations must not exceed any sediment quality objective specified in Table E3 - Sediment quality objectives. Table E3 - Sediment quality objectives Quality Characteristic Unit Sediment quality objective Monitoring Frequency (mg/kg)1 Arsenic mg/kg dry weight 20 Twice a year (once at the end Cadmium mg/kg dry weight 1.5 of the wet season and once at Chromium mg/kg dry weight 80 the end of the dry season) Copper mg/kg dry weight 65 Lead mg/kg dry weight 50 Mercury (inorganic) mg/kg dry weight 0.15 Nickel mg/kg dry weight 21 Zinc mg/kg dry weight 200 Total petroleum mg/kg dry weight 280 hydrocarbons (TPHs) Notes 1ANZG (2018) recommended toxicant default guideline values for sediment quality Permit Environmental authority P-EA-100119386 Receiving environment monitoring program
- E11
The holder of this environmental authority must develop, document and implement a Receiving Environment Monitoring Program to monitor, identify and describe any adverse impacts to surface water environmental values, quality and flows, within 6 months of the effective date of this environmental authority.
- E12
The Receiving Environment Monitoring Program must include at a minimum: (a) The surface water quality and sediment monitoring locations, the monitoring frequency (before and after the activity starts) and the indicators to be monitored in accordance with Table E1 - Surface waters and sediment monitoring locations, Table E2 - Surface Water Quality Objectives and Table E3 - Sediment quality objectives; and (b) Encompassing the waters of Flinders River and Julia Creek catchment and connected or surrounding waterways within 10km downstream of the mining activities, and where possible in tributaries on site; and (c) Identification of all environmental values of receiving waters; and (d) An assessment of background reference water quality, the condition of downstream water quality compared against water quality objectives in accordance with Table E2 - Surface Water Quality Objectives; and (e) An aquatic ecosystem health and aquatic flora and fauna assessment within and immediately surrounding the project area that assesses potential impacts to the aquatic ecosystem and proposed appropriate mitigation measures; and (f) The aquatic ecology monitoring locations and frequency; and (g) Measure any adverse impacts on flora and fauna species richness and species abundance. Note: The environmental values of wetlands are defined under section 81A of the Environmental Protection Regulations 2008.
- E13
A Receiving Environment Monitoring Program report, including all monitoring results and any interpretations or assumptions relied upon, must be prepared by an appropriately qualified person annually and submitted to the Administering Authority annually.
- E14
The following information must be recorded in relation to all surface water, sediment and biological monitoring required under the conditions of this environmental authority and submitted to the administering authority in the specified format with each annual return or upon request from the administering authority: (a) the date on which the sample was taken; and (b) the time at which the sample was taken; and (c) the monitoring point at which the sample was taken; and (d) the observed flow rate of the stream at which the sample was taken; and (e) the results of all monitoring and details of any exceedances of the conditions of this environmental authority. Permit Environmental authority P-EA-100119386
- E15
Water quality monitoring data required under condition E14 must be provided to the administering authority in the specified electronic format on the Queensland government's Water Tracking and Electronic Reporting System (WaTERS), or more recent version of the system, where implemented for a site. Water Management Plan
- E16
A Water Management Plan must be developed by an appropriately qualified person and implemented, within six (6) months of the effective date of this environmental authority.
- E17
The Water Management Plan must include: (a) a study of the source of contaminants; and (b) a water balance model; and (c) a water management system; and (d) measures to manage and prevent saline drainage; and (e) measures to manage and prevent acidic drainage; and (f) contingency procedures for emergencies; and (g) a program for monitoring and review of the effectiveness of the water management plan.
- E18
The Water Management Plan must be reviewed by the holder of this environmental authority annually to assess the adequacy of the plan, ensure actual and potential environmental impacts are managed, and identify and undertake any necessary amendments to the plan. Erosion and Sediment Control Plan
- E19
An Erosion and Sediment Control Plan must be developed by an appropriately qualified person and implemented for all stages of mining activities to minimise erosion and the release of sediment to waters.
- E20
The Erosion and Sediment Control Plan must: (a) demonstrate how erosion and sediment control measures adequately minimise the release of sediment to waters and must include at least the following: (i) assessment of all catchment areas; and (ii) assessment of soil and waste materials; and (iii) specify design criteria for erosion and sediment control structures; and (b) detail the locations and descriptions of all erosion and sediment control measures; and (c) provide an audit schedule to ensure erosion and sediment controls are being maintained.
- E21
A written review of the Erosion and Sediment Control Plan must be undertaken annually and must: (a) include a statement that the Erosion and Sediment Control Plan has been prepared by an appropriately qualified person; and (b) assess the plan against the requirements under condition E20; and (c) include recommended actions to ensure environmental harm are effectively managed; and Permit Environmental authority P-EA-100119386 (d) provide details and timelines of the actions to be taken; and (e) identify any amendments made to the Erosion and Sediment Control Plan.
- E22
A copy of the Erosion and Sediment Control Plan and the annual reviews of the Erosion and Sediment Control Plan must be provided to the administering authority on request.
- E23
Water is permitted to be released to surface waters from erosion and sediment control structures that are installed and operated in accordance with the Erosion and Sediment Control Plan required by conditions E20 to E23. End of Conditions for Schedule E Permit Environmental authority P-EA-100119386 Schedule F - Groundwater
- F1
The holder of this environmental authority must not release contaminants to groundwater.
- F2
Groundwater quality and standing water level must be monitored: (a) at the locations specified in Table F1: Groundwater monitoring locations and frequency and Schedule H--Figure 4: Groundwater Monitoring Locations; and (b) at the frequencies specified in Table F1: Groundwater monitoring locations and frequency; and (c) for the quality characteristics identified in Table F2: Groundwater quality limits. Table F1: Groundwater monitoring locations and frequency Monitoring Co-ordinate Installation Surface Screened Target Monitoring Bore (MGA94 Zone 54) phase RL interval RL formation Frequency Standing Water Easting Northing (mAHD)1 (mAHD) Level and quality characteristics Monitoring bores - Mining areas
- MB01
592595 7718997 Existing 134.7 119.4-118.4 Toolebuc
- MB02
594196 7716407 141.5 127-126 Toolebuc
- MB03
594203 7721968 Existing 141.3 Toolebuc
- MB04
593710 7726015 145.9 122.8-121.8 Toolebuc
- MB05
591600 7728004 Existing 148.7 130.9-129.9 Toolebuc
- MB06
595528 7716231 132.2-131.2 Existing
- MB07
592242 7716509 140.5 118.5-112.5 Toolebuc Existing
- MB08
593431 7719381 132.1 102.6-96.6 Toolebuc Within 3 months Toolebuc
- MB09
597143 7720351 from Quarterly
- MB10
591330 7724953 environmental 136.2 124.5-118.5
- MB11
589017 7729640 authority effective 139.9 112.9-106.9 Toolebuc date Within 3 months 139.2 115.2-109.2 Toolebuc 138.5 121.5-115.5 Toolebuc from environmental authority effective date Within 3 months from environmental authority effective date Within 3 months from environmental authority effective date Within 3 months from environmental authority effective date Within 3 months from Permit Environmental authority P-EA-100119386
- MB12
environmental 145.7 110.7-104.7 Toolebuc
- MB13
authority effective 149.8 IP-MB01 TBA 107.8-101.8 Toolebuc IP-MB02 date TBA Within 3 months Backfilled TSF-MB01 144.4 TSF-MB02 from TBA TBA void TSF-MB03 597350 7724818 environmental TBA TSF-MB04 147.2 Backfilled TSF-MB05 authority effective 145.3 TSF-MB06 date 145.3 TBA void MIA-MB01 142.5 MIA-MB02 Within 3 months TBA MIA-MB03 from 142.4 597279 7723644 environmental authority effective date within 3 months of 593100 7717930 the backfilling of the pit within 3 months of 595450 7718700 the backfilling of the pit Monitoring bores - Infrastructure areas 596403 7725537 Within 3 months 120.9-114.9 Toolebuc 596810 7723660 from 596000 7722940 TBA Toolebuc 595400 7723571 environmental authority effective TBA Toolebuc 595780 7724300 date 114.2-108.2 Toolebuc 596020 7724990 3 months prior to commissioning of Quarterly 595861 7721749 596310 7721590 TSF 121.3-115.3 Toolebuc 596659 7721635 3 months prior to commissioning of 113.3-107.3 Toolebuc TSF 115.5-109.5 Toolebuc Within 3 months TBA Toolebuc from environmental 107.6-101.6 Toolebuc authority effective date Within 3 months from environmental authority effective date Within 3 months from environmental
- MB01
environmental authority effective date OWSF- 3 months prior to
- MB02
612300 7738850 commissioning of TBA OWSF Notes: 1 RL must be measured at the top of the bore casing to the nearest 5cm. Table F2 - Groundwater quality limits Quality Characteristic1 Unit Limit type Monitoring bores Range pH pH units Limit A Limit B EC -S/cm Maximum Sulfate mg/L Maximum 6-83 Aluminium mg/L Maximum Arsenic mg/L Maximum 7,7024 7,781 Boron mg/L Maximum Cadmium mg/L Maximum 9754 10455 - 0.0552 - 0.0132 0.954 0.975 0.00144 0.00245 Permit Environmental authority P-EA-100119386 Chromium mg/L Maximum - 0.0012 Cobalt mg/L Maximum 0.00464 0.00845 Copper mg/L Maximum 0.00444 0.01485 Iron mg/L Maximum Lead mg/L Maximum - 0.32 Manganese mg/L Maximum - 0.00342 Mercury (inorganic) mg/L Maximum - Molybdenum mg/L Maximum - 1.92 Nickel mg/L Maximum - 0.00062 Selenium mg/L Maximum 0.0334 0.0342 Uranium mg/L Maximum - 0.0435 Vanadium mg/L 0.0194 0.0112 Zinc mg/L 0.0245 Hydrocarbons Maximum 0.0354 0.0062 Maximum 0.0525 No visible film Other major ions mg/L For interpretive purpose Standing water level m For interpretive purpose Notes: 1All metals and metalloids must be measured as `dissolved' (from analysis of a field filtered sample). 2ANZG (2018) trigger levels for 95% aquatic ecosystem protection for slightly to moderately disturbed ecosystems. 3ANZECC (2000) Table 3.3.4 for lowland rivers. 480th percentile bore data 595th percentile bore data
- F3
The holder of this environmental authority must provide Surface RL and Screened interval RL for Table
- F1
Groundwater Monitoring Locations and Frequency within three (3) months from the installation of the bore.
- F4
Groundwater monitoring bores must be installed within the installation phases specified in Table F1: Groundwater Monitoring Locations and Frequency.
- F5
Groundwater samples obtained from monitoring bores specified in Table F1: Groundwater monitoring locations and frequency must not exceed Limit A specified in Table F2: Groundwater quality limits on any five (5) consecutive sampling occasions.
- F6
Groundwater samples obtained from monitoring bores specified in Table F1: Groundwater monitoring locations and frequency must not exceed Limit B specified in Table F2: Groundwater quality limits on any three (3) consecutive sampling occasions.
- F7
If groundwater samples from any monitoring bore specified in Table F1: Groundwater monitoring locations and frequency exceeds Limit B specified in Table F2: Groundwater quality limits on any one sampling occasion the holder of this environmental authority must resample the groundwater within the monitoring bore for all exceeding parameters within ten business days of receipt of results. Permit Environmental authority P-EA-100119386 Groundwater Management Program
- F8
A Groundwater Management Program must be developed, documented and implemented by an appropriately qualified person, within six (6) months from the effective date of this environmental authority.
- F9
The Groundwater Management Program required by condition F8 must: (a) identify potential sources of contamination to groundwater from the activity; and (b) ensure that all potential groundwater impacts due to the activity are identified, monitored and mitigated; and (c) incorporate sampling and monitoring methodology; and (d) ensure that adequate groundwater monitoring and data analysis is undertaken to achieve the following objectives: (i) detect any impacts to groundwater levels due to the activity; (ii) detect any impacts to groundwater quality due to the activity; (iii) determine compliance with condition F1; (iv) determine trends in groundwater quality; and (e) include an appropriate quality assurance and quality control program; and (f) include a conceptual groundwater model; and (g) include a review process to identify improvements to the program that addresses any comments provided by the administering authority.
- F10
The Groundwater Management Program must be reviewed on an annual basis by an appropriately qualified person to determine if it continues to meet the requirements stated in condition F9. Bore construction and maintenance and decommissioning
- F11
The construction, maintenance and decommissioning of groundwater monitoring bores must be undertaken in a manner that: (a) prevents contaminants entering the groundwater; and (b) ensures the integrity of the bores to obtain representative groundwater samples from the target aquifer; and (c) maintains the hydrogeological environment within the aquifer.
- F12
A bore drill log must be kept for each reference, compliance and observation groundwater monitoring bore which includes: (a) bore identification reference and geographic coordinate location; and (b) specific construction information including but not limited to depth of bore, depth and length of casing, depth and length of screening and bore sealing details; and (c) depth of groundwater ingress; and (d) lithological data and stratigraphic interpretation by an appropriately qualified person to identify important features associated with groundwater monitoring. Permit Environmental authority P-EA-100119386 Monitoring and reporting
- F13
Groundwater monitoring and sampling must be carried out by an appropriately qualified person in accordance with written procedures and must address the requirements of the latest version of the following documents unless otherwise approved by the administering authority: (a) the Queensland Government's Monitoring and Sampling Manual 2018 - Environmental Protection (Water & Wetland Biodiversity) Policy 2019 (b) Groundwater Sampling and Analysis - A Field Guide (2009:27 GeoCat#6890.1) and Australian Standard AS/NZS 5667.11:1998 Water Quality - Sampling - Guidance on sampling of groundwaters; (c) for subterranean aquatic fauna, the Guideline for the Environmental Assessment of Subterranean Aquatic Fauna.
- F14
All groundwater monitoring data, plans, programs, and reports are to be submitted to the administering authority via WaTERS. End of Conditions for Schedule F Permit Environmental authority P-EA-100119386 Schedule G - Sewage treatment
- G1
Treated sewage effluent is authorised to be released by irrigation to land in accordance with Table G1: Treated sewage effluent release limits to land application area.
- G2
All treated sewage effluent irrigated to land must be monitored at the frequency and for the parameters specified in Table G1: Treated sewage effluent release limits to land application area Table G1: Treated sewage effluent release limits to land application area Monitoring Point Quality Characteristic (units) Maximum Minimum frequency Daily irrigation volume 21,000 L Daily Total suspended Solids 30mg/L Monthly Electrical Conductivity 1,600 -S/cm Monthly Total Nitrogen (mg/L as Nitrogen) 30 mg/L Monthly 15 mg/L Monthly Treated sewage Total Phosphorus (mg/L as 1,000 cfu/100 mL Weekly effluent discharge Phosphorus) from treatment plant E.coli Total Chlorine1 5 mg/L Weekly 5 day Biochemical oxygen 20mg/L Monthly demand (BOD) 6.0 - 9.0 Monthly pH1 Notes: 1Test must be done on-site
- G3
Treated sewage effluent may only be irrigated to land in accordance with the conditions of this environmental authority within the nominated area(s) identified in Schedule A -- Table A1: Authorised mining activities and locations and Schedule H--Figure 2: Project Layout-Mine Infrastructure Area.
- G4
Irrigation of treated sewage effluent must not be undertaken within 50 metres of sensitive environmental receptors.
- G5
Treated sewage effluent released to land must be undertaken to ensure that: (a) drainage to groundwater is minimised and subsurface flows of contaminants to surface waters are prevented; and (b) the treated sewage effluent must be distributed evenly within the irrigation area; and (c) surface pondage and run-off of treated sewage effluent is prevented; and (d) degradation of soil structure is minimised; and (e) soil sodicity, salinity and the build-up of nutrients and heavy metals in the soil and subsoil are minimised; and (f) spray drift or overspray does not carry beyond treated sewage effluent disposal area; and (g) vegetation is not damaged. Permit Environmental authority P-EA-100119386
- G6
The holder of this environmental authority must install and maintain an enclosed wet weather storage with a volume of at least 105,000 litres for storage of treated sewage effluent.
- G7
When weather conditions or soil conditions preclude the release of treated sewage effluent to land, treated sewage effluent must be directed to the wet weather storage or be lawfully removed from the licenced place.
- G8
An appropriately qualified person must develop and implement an irrigation area management plan for the release of treated sewage effluent to land. This management plan must include: (a) consideration of practices to prevent salinity, sodicity and hydraulic overloading of the land application area in accordance with the matters detailed in condition G5; and (b) determination of the ongoing capacity of the land application area to sustainably assimilate nutrient loads, salinity and sodicity from the release of treated sewage effluent. END OF SCHEDULE G Permit Environmental authority P-EA-100119386 Schedule H - Land Contaminated Land
- H1
The holder of this environmental authority must not contaminate land by the release of hazardous contaminants or as otherwise permitted by a condition of this environmental authority. Chemical and flammable or combustible liquids
- H2
Spillage of all chemicals, waste oils and flammable and combustible liquids must be contained within an on-site containment system and controlled in a manner that prevents environmental harm.
- H3
All piping and infrastructure associated with the loading and unloading of all flammable and combustible liquids must be designed, constructed and maintained in accordance with the latest edition of the Australian Standard AS1940--The storage and handling of flammable and combustible liquids.
- H4
All waste materials, explosives, hazardous chemicals, corrosive substances, toxic substances, gases and dangerous goods must be stored and handled in accordance with the relevant Australian standard. Where no relevant Australian Standard exists, all materials must be stored within an effective on-site containment system that prevents contamination of land or waters. Topsoil
- H5
The Environmental Authority holder must ensure that: (a) topsoil is removed and stockpiled prior to carrying out any activity; and (b) measures are implemented to ensure that the mixing and erosion of topsoil and overburden stockpiles is prevented; and (c) A topsoil inventory is maintained and provide to the administering authority on request. Vegetation Clearing
- H6
Prior to commencement of any vegetation clearing a pre-clearance survey must be undertaken by an appropriately qualified person to minimise impacts to flora and fauna species and fauna habitat.
- H7
During any vegetation clearing an appropriately qualified spotter-catcher must be present to identify and relocate significant flora and fauna species and minimise impacts to fauna habitat. Impacts to Prescribed Environmental Matters
- H8
Significant residual impacts to prescribed environmental matters, are not authorised under this environmental authority or the Environmental Offsets Act 2014 unless the impact(s) is specified in Table
- H1
Significant residual impacts to prescribed environmental matters. Permit Environmental authority P-EA-100119386 Table H1: Significant residual impacts to prescribed environmental matters Prescribed Location of prescribed Co-ordinates (GDA94 - Maximum extent of environmental matter environmental matter MGA zone 54) impact Waterway providing for fish passage Waterways providing for Waterways on Coordinates provided 10.04ha fish passage ML100162. in Appendix A Regulated vegetation (intersecting a watercourse or wetland)1 Regional ecosystems ML100162 Coordinates provided 5.75ha within the defined distance in Appendix A from the defining banks of a relevant watercourse on the vegetation management watercourse map: RE 4.3.4f Regional ecosystems ML100245 Coordinates provided 0.68ha within the defined distance in Appendix A from the defining banks of a relevant watercourse on the vegetation management watercourse map: RE 2.3.3/2.3.17a and 2.3.17a/2.3.3 Regional ecosystems ML100244 and Coordinates provided 1.02ha within the defined distance ML100246 in Appendix A from the defining banks of a relevant watercourse on the vegetation management watercourse map: RE 2.3.17a Protected wildlife habitat (offset is provided for by the Environmental Protection and Biodiversity Conservation Act 1999) Habitat for an animal that ML100162, ML100244; Per Commonwealth Total terrestrial is endangered, vulnerable ML100245 and Approval (EPBC wildlife habitat or special least concern ML100246 2017/8007) impacted: wildlife 7,419ha - Julia Creek dunnart (vulnerable) Notes: 1The significant residual impact criteria for clearing of vegetation in a regional ecosystem that is within the defined distance of a watercourse is defined in Table 1 of the Queensland Environmental Offsets Policy Significant Residual Impact Guideline.
- H9
Records demonstrating that each impact to a prescribed environmental matter not listed in Table H1 - Significant residual impacts to prescribed environmental matters will not result in a significant residual impact to that matter must be: (a) completed by an appropriately qualified person; and (b) kept until this environmental authority is surrendered.
- H10
An environmental offset made in accordance with the Environmental Offsets Act 2014 and Queensland Environmental Offsets Policy, must be undertaken for the maximum extent of impact to each prescribed environmental matter authorised in Table H1: Significant residual impacts to prescribed environmental matters. Non-staged impacts
- H11
Prior to the commencement of any impacts to a prescribed environmental matter for which an environmental offset is required by condition H10, a report completed by an appropriately qualified person that contains an analysis of the estimated maximum extent of impact to each prescribed environmental matter must be provided to the administering authority.
- H12
The notice of election for the environmental offset must be provided to the administering authority no less than three (3) months before the proposed commencement of the significant residual impacts for which the environmental offset is required. End of Conditions for Schedule H Permit Environmental authority P-EA-100119386 Schedule I - Watercourse diversions
- I1
The holder of this Environmental Authority must not construct any permanent water course diversions on the licensed place.
- I2
Temporary watercourse diversions must be designed and constructed to: (a) maintain the pre-existing hydrologic characteristics of the surface water system; and (b) maintain the hydraulic characteristics of the watercourse diversion that are equivalent to other local watercourses. Where structures that require on-going maintenance are used, they must not compromise the performance of the temporary watercourse diversion and adjoining watercourses; and (c) maintain sediment transport and water quality regimes that minimise any impacts to upstream and downstream water quality, geomorphology or vegetation; and (d) maintain the functionality of the substrate at the location of the diversion.
- I3
In the event that a watercourse diversion application is lodged with the administering authority, a design plan must be submitted to the administering authority at least thirty (30) business days before commencing construction of a temporary watercourse diversion, that: (a) has been assessed and certified by a suitably qualified and experienced person; and (b) will achieve the required outcomes stated in condition I2.
- I4
In that event that a design plan is provided to the administering authority in accordance with condition I3, a certified set of `as constructed' drawings and specifications must be submitted to the administering authority within ninety (90) business days from the completion of construction of the temporary watercourse diversion, or re-establishment of the pre-existing watercourse. These drawings and specifications must include certification from the suitably qualified and experienced person who supervised the construction of the watercourse diversion, or re-establishment of the watercourse, that the 'as constructed' drawings and specifications of the watercourse diversion are in accordance with the design plan.
- I5
The holder of this environmental authority must implement and maintain a Register of Watercourse Diversions that contains details of watercourse diversions planned and constructed at the licensed place. End of Conditions for Schedule I Permit Environmental authority P-EA-100119386 Schedule J - Regulated Structures Assessment of consequence category
- J1
The consequence category of any structure must be assessed by a suitably qualified and experienced person in accordance with the Manual for Assessing Consequence Categories and Hydraulic (a) prior to the design and construction of the structure, if it is not an existing structure; or (b) if it is an existing structure, prior to the adoption of this schedule; or (c) prior to any change in its purpose or the nature of its stored contents.
- J2
A consequence assessment report and certification must be prepared for each structure assessed and the report may include a consequence assessment for more than one structure.
- J3
Certification must be provided by the suitably qualified and experienced person who undertook the assessment, in the form set out in the Manual for Assessing Consequence Categories and Hydraulic Performance of Structures (EM635). Design and construction of a regulated structure
- J4
All regulated structures must be designed by, and constructed under the supervision of, a suitably qualified and experienced person in accordance with the requirements of the Manual for Assessing Consequence Categories and Hydraulic Performance of Structures (EM635).
- J5
Construction of a regulated structure is prohibited unless: (a) The holder has submitted a consequence category assessment report; and (b) Certification to the administering authority has been certified by a suitably qualified and experienced person for the design and design plan and the associated operating procedures in compliance with the relevant condition of this environmental authority.
- J6
Consequence category assessment certification must be provided by the suitably qualified and experienced person who oversees the preparation of the design plan in the form set out in the Manual must be recorded in the Regulated Structures register.
- J7
Regulated structures must: (a) be designed, constructed and operated in accordance with the requirements of the Manual for Assessing Consequence Categories and Hydraulic Performance of Structures (b) be designed and constructed to minimise the risk of flooding and erosion.
- J8
Certification by the suitably qualified and experienced person who supervises the construction must be submitted to the administering authority on the completion of construction of the regulated structure, and state that the 'as constructed' drawings and specifications of the regulated structure is in accordance with the design plan. Operation of a regulated structure
- J9
Tailings water must not be in contact with the dam wall of a tailings dam unless the regulated dam has been specifically designed to allow this and this is detailed in the design plan and operational plan for the regulated dam. Permit Environmental authority P-EA-100119386
- J10
Operation of a regulated structure, except for an existing structure, is prohibited unless the holder of this environmental authority has submitted to the administering authority: (a) one paper copy and one electronic copy of the design plan and certification of the `design plan', and (b) a set of `as constructed' drawings and specifications, and (c) certification of those `as constructed drawings and specifications', and (d) where the regulated structure is to be managed as part of an integrated containment system for the purpose of sharing the DSA volume across the system, a copy of the certified system design plan. (e) the requirements of this authority relating to the construction of the regulated structure have been met; (f) the holder has entered the details required under this authority, into a Register of Regulated Dams; and (g) there is a current operational plan for the regulated structures.
- J11
Operation of any regulated structure, is prohibited unless: (a) the details of the structure are listed in Table J1: Hydraulic Performance of Regulated Structures and Table J2: Hydraulic Performance Criteria for Levees; and (b) there is a current operational plan for the regulated structure.
- J12
Each regulated structure must be maintained and operated, for the duration of its operational life until decommissioned and rehabilitated, in a manner that is consistent with the current operational plan and, if applicable, the current design plan and associated certified `as constructed' drawings. Mandatory reporting level
- J13
The Mandatory Reporting Level (the MRL) must be marked on a regulated dam in such a way that during routine inspections of that dam, it is clearly observable.
- J14
The holder of this environmental authority must, as soon as practical and within forty-eight (48) hours of becoming aware, notify the administering authority when the level of the contents of a regulated dam reaches the Mandatory Reporting Level.
- J15
The holder of this environmental authority must, immediately on becoming aware that the Mandatory Reporting Level has been reached, act to prevent the occurrence of any unauthorised discharge from the regulated structure.
- J16
The holder of this environmental authority must record any changes to the Mandatory Reporting Level in the Register of Regulated Structures. Design storage allowance
- J17
The holder of this environmental authority must assess the performance of each regulated structure or linked containment system over the preceding November to May period based on actual observations of the available storage in each regulated structure taken prior to 1 July of each year.
- J18
By 1 November of each year, storage capacity must be available in each regulated structure, to meet the Design Storage Allowance (DSA) volume for the dam as listed in Table J1: Hydraulic Performance of Regulated Structures. Permit Environmental authority P-EA-100119386
- J19
The holder of this environmental authority must notify the administering authority, within forty-eight (48) hours of becoming aware that a dam will not meet the Design Storage Allowance by 1 November of any year.
- J20
If the holder of this environmental authority becomes aware that insufficient Design Storage Allowance is available in accordance with condition J19 you must take action to prevent any unauthorised discharge from the dam. Annual inspection report
- J21
Each regulated structure must be inspected by 1 November each calendar year by a suitably qualified and experienced person.
- J22
At each annual inspection required under condition J21, the condition and adequacy of all components of the regulated structure must be assessed and a suitably qualified and experienced person must prepare an annual inspection report containing details of the assessment and include recommended actions to ensure the integrity of the regulated structure.
- J23
The suitably qualified and experienced person who prepared the annual inspection report must certify the report in accordance with the Manual for Assessing Consequence Categories and Hydraulic
- J24
The holder of this environmental authority must: (a) Within twenty (20) business days of receipt of the annual inspection report, provide to the administering authority: i. The recommendations section of the annual inspection report; and ii. If applicable, any actions being taken in response to those recommendations; and (b) If, following receipt of the recommendations and (if applicable) actions, the administering authority requests a full copy of the annual inspection report from the holder, provide this to the administering authority within 10 business days of receipt of the request. Transfer arrangements
- J25
The holder of this environmental authority must provide a copy of any reports, documentation and certifications prepared under this environmental authority, including but not limited to any Register of Regulated Structures, consequence category assessment, design plan and other documentation relating to regulated structures, to any future holder of this environmental authority. Decommissioning
- J26
The holder of this environmental authority must submit a decommissioning plan to the administering authority prior to decommissioning any regulated structure that has been certified by a suitably qualified and experienced person. Hydraulic Performance of Regulated Structures
- J27
The holder of this environmental authority must comply with the hydraulic performance criteria specified in Table J1: Hydraulic Performance Criteria and Table J2: Hydraulic Performance Criteria for Levees.
- J28
Each regulated structure listed in Table J1: Hydraulic Performance Criteria and Table J2: Hydraulic Performance Criteria for Levees must: (a) meet the applicable hydraulic performance criteria listed in Table J1: Hydraulic Performance Criteria or Table J2: Hydraulic Performance Criteria for Levees for that structure; and Permit Environmental authority P-EA-100119386 (b) have the Design Storage Allowance and Mandatory Reporting Level calculated in accordance with the Manual for assessing consequence categories and hydraulic performance of Table J1: Regulated structures hydraulic performance criteria Regulated structure Consequence Hydraulic performance criteria category Spillway Design Storage Mandatory Reporting Capacity Allowance (DSA)1 Level (MRL) 1,000 AEP MIA sediment dam Significant 1,000 AEP N/A N/A Raw water dam Significant 1,000 AEP Mine water dam Significant 10,000 AEP N/A N/A TSF High N/A N/A 1: 100 AEP 2 month 1:100 AEP 72 hr duration wet season Evaporation Pond High 10,000 AEP 1: 100 AEP 2 month 1:100 AEP 72 hr duration wet season Notes: 1 Must be achieved on 1 November of each year. Table J2 - Regulated structures hydraulic performance criteria Regulated Consequence Design criteria - flood level for embankment crest levels structure category 1:1,000 AEP Horse Creek Significant levee
- J29
The hydraulic performance criteria specified in this environmental authority are the minimum mandatory performance requirements, regulated structures must be managed in a manner that ensures compliance with all conditions of this environmental authority. End of Conditions for Schedule J Permit Environmental authority P-EA-100119386 Schedule K - Definitions Key terms and/or phrases used in this document are defined in this section. Where a term is not defined, the definition in the Environmental Protection Act 1994, its regulations or environmental protection policies must be used. If a word remains undefined it has its ordinary meaning. `Acid rock drainage' means any contaminated discharge emanating from a mining activity formed through a series of chemical and biological reactions, when geological strata is disturbed and exposed to oxygen and moisture. `Administering Authority' is the agency that administers the environmental authority provisions under the Environmental Protection Act 1994. `Annual inspection report' means an assessment prepared by a suitably qualified and experienced person containing details of the assessment against the most recent consequence assessment report and design plan (or system design plan); a) against recommendations contained in previous annual inspections reports; b) against recognised dam safety deficiency indicators; c) for changes in circumstances potentially leading to a change in consequence category; d) for conformance with the conditions of this authority; e) for conformance with the `as constructed' drawings; f) for the adequacy of the available storage in each regulated dam, based on an actual observation or observations taken after 31 May each year but prior to 1 November of that year, of accumulated sediment, state of the containment barrier and the level of liquids in the dam (or network of linked containment systems); g) for evidence of conformance with the current operational plan. `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. `ANZG (2018)' means Australian and New Zealand Guidelines for Fresh and Marine Water Quality (2018). Published by the Australian and New Zealand Governments and Australian state and territory governments or any equivalent update/replacement guidelines. `ANZECC (2000)' means the Australian and New Zealand Guidelines for Fresh and Marine Water Quality (2000) published by the Australian and New Zealand Environment and Conservation Council and the Agriculture and Resource Management Council of Australia and New Zealand or any equivalent update/replacement guidelines. `Appropriately qualified person' means a person who has professional qualifications, training, skills or experience relevant to the nominated subject matter and can give authoritative assessment, advice and analysis on performance relating to the subject matter using the relevant protocols, standards, methods or literature. `Assessed or assessment' by a suitably qualified and experienced person in relation to a consequence assessment of a dam, means that a statutory declaration has been made by that person and, when taken together with any attached or appended documents referenced in that declaration, all of the following aspects are addressed and are sufficient to allow an independent audit of the assessment: