Data as at 14 September 2026 · from the Queensland EP Act public register
EPML00586713 · Eagle Downs Coal Mine
Coal environmental authority EPML00586713 (Eagle Downs Coal Mine), Granted. 176 conditions indexed. Holds PRC plan P-PRCP-100812653.
- Status
- Granted
- Holders
- ECHO QLD COAL PTY LTD; BOOMERANG QLD COAL PTY LTD
- Tenures
- ML70389
- PRC plan
- P-PRCP-100812653 · effective 2025-02-17
- How it was read
- Numbered conditions
- Register
- Register record · Instrument PDF
Conditions
176 numbered conditions read from the current instrument. Page numbers link into the register PDF.
- A1
Scope of Activity This environmental authority authorises the mining of up to 11 million tonnes of run of mine (ROM) coal per annum.
- A2
Disturbance from mining activities conducted under this environmental authority must not exceed the total rehabilitation area extent contained in the PRCP P-PRCP-100812653 and must comply with the disturbance areas depicted in Figure 2 (Maximum disturbance area).
- A3
The spatial location of residual ponding is authorised to vary from that depicted in Figure 3 (Maximum disturbance area - detail), within the limit of subsidence. The maximum disturbance area (ha) for Residual Ponding Areas must not exceed the total rehabilitation area extent (ha) for
- A4
Exploration Exploration activities outside the approved disturbance area shown in Figure 2 (Maximum disturbance area) must be conducted in accordance with the Eligibility Criteria and Standard Conditions for Exploration and Mineral Development Projects.
- A5
Maintenance of measures, plant and equipment The environmental authority holder must ensure: (a) that all measures, plant and equipment necessary to ensure compliance with the conditions of this environmental authority are installed; (b) that such measures, plant and equipment are maintained in a proper condition; and (c) that such measures, plant and equipment are operated in a proper manner.
- A6
Monitoring and records Record, compile and keep for a minimum of five years all monitoring results required by this environmental authority and make available for inspection all or any of these records upon request by the administering authority.
- A7
Where monitoring is a requirement of this environmental authority, ensure that a competent person(s) conducts all monitoring.
- A8
Notification of emergencies, incidents and exceptions 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 or incident which results in the release of contaminants not in accordance, or reasonably expected to be not in accordance with the conditions of this environmental authority. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine
- A9
Within ten (10) business days following the initial notification of an emergency or incident, 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 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 recurrent of the emergency or incident.
- A10
Complaints The environmental authority holder must record all environmental complaints received about the mining activities including: (a) Name, address and contact number of the complainant; (b) Time and date of complaint; (c) Reasons for the complaint; (d) Investigations undertaken; (e) Conclusions formed; (f) Actions taken to resolve the complaint; (g) Any abatement measures implemented; and (h) Person responsible for resolving the complaint.
- A11
The environmental authority holder 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.
- A12
Recommencement of production activities Prior to the recommencement of production activities, the environmental authority holder must provide the administering authority with written notice of its intention to recommence production activities under this environmental authority. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine Agency Interest - Air Condition Condition number
- B1
Dust nuisance Subject to conditions B2 and B3 the release of dust or particulate matter or both resulting from the mining activity must not cause an environmental nuisance, at any sensitive or commercial place.
- B2
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 or commercial place, and the results must be notified within fourteen (14) days to the administering authority following completion of monitoring.
- B3
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 condition B1: (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 2003 (or more recent editions); or (b) a concentration of particulate matter with an aerodynamic diameter of less than ten (10) micrometre (-m) (PM10) suspended in the atmosphere of 50 micrograms per cubic metre over a twenty-four (24) hour averaging time, (can be exceeded no more than five (5) times per year) at a sensitive or commercial place downwind of the operational land, when monitored in accordance with: (i) particulate matter - Determination of suspended particulate PM10 high-volume sampler with size-selective inlet - Gravimetric method, when monitored in accordance with AS 3580.9.6 of 2003 (or more recent editions) Ambient air - particulate matter - Determination of suspended particulate PM10 high volume sampler with size-selective inlet - Gravimetric method; and (ii) any alternative method of sampling PM10, which may be permitted by the Air Quality Sampling Manual as published from time to time by the administering authority.
- B4
If monitoring indicates exceedance of the relevant limits in condition B3, then the environmental authority holder must: (a) address the complaint including the use of appropriate dispute resolution if required; and (b) immediately implement dust abatement measures so that emissions of dust from the activity do not result in further environmental nuisance.
- B5
Odour nuisance The release of noxious or offensive odour(s) or any other noxious or offensive airborne contaminant(s) resulting from the mining activity must not cause an environmental nuisance at any nuisance sensitive or commercial place.
- B6
When requested by the administering authority, odour 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 or commercial place, and the results must be notified within fourteen (14) days to the administering authority following completion of monitoring. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine
- B7
If the administering authority determines the odour released to constitute an environmental nuisance, in accordance with the latest version of the administering authority's guideline Odour Impact Assessment from Developments (2004), then the environmental authority holder must: (a) address the complaint including the use of appropriate dispute resolution if required; and (b) immediately implement odour abatement measures so that emissions of odour from the activity does not result in further environmental nuisance. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine Agency Interest - Water Condition Condition number
- C1
Contaminant release Contaminants must not be released to the environment except as permitted under the conditions of this environmental authority.
- C2
The environmental authority holder must provide written confirmation of, and with reasonable information to support the TBCs listed in the following tables to the administering authority at least three (3) months prior to the recommencement of production activities: (a) Table C2 (Mine affected water release limits); (b) Table C4 (Mine affected water release during flow events); and (c) Table C9 (Receiving waters contaminant trigger levels).
- C3
The release of mine affected water to waters must only occur from the release points specified in Table C1 (Mine affected water release points, sources and receiving waters) and depicted in Figure 1 (Surface Water Release Points and Groundwater Monitoring Locations) attached to this environmental authority.
- C4
The release of mine affected water to internal water management infrastructure installed and operated in accordance with a water management plan that complies with condition C36 is permitted.
- C5
The release of mine affected water to waters in accordance with condition C3 must not exceed the release limits stated in Table C2 (Mine affected water release limits) when measured at the monitoring points specified in Table C1 (Mine affected water release points, sources and receiving waters) for each quality characteristic. Table C1 (Mine affected water release points, sources and receiving waters) Release point Latitude Longitude Contaminant source Monitoring point Receiving (RP) TBC* and location Spillway waters Spillway RP 1 - DREA TBC* DREA runoff Spillway Ripplestone Catch Dam Creek (Eastern RP 2 - Mine TBC* TBC* Dam water Tributary) Water Dam DREA runoff Ripplestone RP 3 - -22.19185 148.20969 Creek (Eastern DM901a Sediment Dam Tributary) Ripplestone Creek (Eastern Tributary) Note: *To be updated in accordance with condition C17.
- C6
The release of mine affected water to waters must be monitored at the locations specified in Table C1 (Mine affected water release points, sources and receiving waters) for each quality characteristic and at the frequency specified in Table C2 (Mine affected water release limits) and Table C3 (Mine affected water trigger investigation levels). Permit Environmental authority EPML00586713 Eagle Downs Coal Mine Table C2 (Mine affected water release limits) Quality characteristic Release limits Monitoring frequency Electrical conductivity (-S/cm) Release limits specified in Daily during release Table C4 for variable flow Daily during release criteria Daily during release Daily during release pH (pH Unit) 6.5 (minimum) Daily during release 9.0 (maximum) Daily during release Turbidity (NTU) TBC* Suspended solids (mg/L) TBC* Sulphate 1000 (SO42-) (mg/L) Calcium** (Ca) (mg/L) 5 (minimum) Note: *To be updated in accordance with condition C2. Note: ** Only applicable when releasing any RO product water Permit Environmental authority EPML00586713 Eagle Downs Coal Mine Table C3 (Mine affected water trigger investigation levels) Quality characteristic Trigger Comment on trigger level Monitoring levels frequency Aluminium (g/L) Arsenic Commencement of Cadmium 55 For aquatic ecosystem protection, based on SMD release and Chromium guideline Copper thereafter weekly Iron 13 For aquatic ecosystem protection, based on SMD during release Lead guideline Mercury Nickel 0.2 For aquatic ecosystem protection, based on SMD Zinc guideline Boron Cobalt 1.0 For aquatic ecosystem protection, based on SMD Manganese guideline Molybdenum Selenium 2.0 For aquatic ecosystem protection, based on LOR for Silver ICPMS Uranium
- C7
If quality characteristics of the release exceed any of the trigger levels specified in Table C3 (Mine affected water trigger investigation levels) during a release event, the environmental authority holder must compare the downstream results in the receiving waters to the trigger values specified in Table C3 (Mine affected water trigger investigation levels) and: (a) where the trigger values are not exceeded then no action is to be taken; (b) where the downstream results exceed the trigger values specified in Table C3 (Mine affected water trigger investigation levels) for any quality characteristic, compare the results of the downstream site to the data from background monitoring sites; and (i) if the result is less than the background monitoring site data, then no action is to be taken; or (ii) if the result is greater than the background monitoring site data, complete an investigation into the potential for environmental harm and provide a written report to the administering authority via WaTERS within 90 days of receiving the result, outlining: (1) details of the investigations carried out; and (2) actions taken to prevent environmental harm.
- C8
If an exceedance in accordance with condition C7(b)(ii) is identified, the holder of the authority must notify the administering authority in writing via WaTERS within 24 hours of receiving the result.
- C9
Contaminant release events The holder must install, operate and maintain a stream flow gauging station to determine and record stream flows downstream of the release point locations as specified in Table C4 (Mine affected water release during flow events). Table C4 (Mine affected water release during flow events) Receiving Release Gauging Latitude Longitude Receiving Receiving Maximum waters/ point (RP) station water flow water flow release rate Electrical streams recording criteria for (for all conductivity frequency discharge combined release limits (m3/s) RP flows) Ripplestone RP1 Gauging Continuous Creek (minimum daily) TBC* TBC* TBC* TBC* TBC* (Eastern RP2 Station 1 Tributary) RP3 Note: *To be updated in accordance with condition C2. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine
- C10
The release of mine affected water to waters in accordance with condition C3 must only take place during periods of natural flow in accordance with the receiving water flow criteria for discharge specified in Table C4 (Mine affected water release during flow events) for the release point(s) specified in Table C1 (Mine affected water release points, sources and receiving waters).
- C11
The flow rate for the release of mine affected water to receiving waters in accordance with condition C3 must not exceed 20% of the receiving water flow rate.
- C12
During a release event, the daily quantity of mine affected water released from each release point must be measured and recorded at the monitoring points in Table C1 (Mine affected water release points, sources and receiving waters) and provided to the administering authority on request.
- C13
Releases to waters must be undertaken so as not to: (a) cause erosion of the bed and banks of the receiving waters; (b) cause a material build-up of sediment in the receiving waters; and (c) occur during no flow conditions.
- C14
Brine produced by the ROWTP must: (a) be stored within the Brine Dam specified in Table C5 (Reverse osmosis brine waste product storage); and (b) not be released to land or waters.
- C15
Brine produced by the ROWTP must be removed and transported from the licensed place: (a) by a person who holds a current authority to transport such wastes; and (b) to a facility that is lawfully able to accept the waste.
- C16
The Brine Dam must: (a) be fully lined with a polyethylene liner; and (b) maintain and operate a freeboard of at least one (1) metre below the spillway level.
- C17
The environmental authority holder must provide written confirmation of the TBCs listed in the following tables with supporting information to the administering authority within two (2) months following the completion of design reports for the relevant structures: (a) Table C1 (Mine affected water release points, sources and receiving waters); (b) Table C5 (Reverse osmosis brine waste product storage); and (c) Table C6 (Water storage monitoring). Table C5 (Reverse osmosis brine waste product storage) Water storage description Latitude Longitude Brine Dam TBC* TBC* Note: *To be updated in accordance with condition C17. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine
- C18
Notification of release event The environmental authority holder must notify the administering authority via WaTERS within twenty-four (24) hours after commencing to release mine affected water to the receiving environment. Notification must include the submission of written advice to the administering authority of the following information: (a) release commencement date/time; (b) details regarding the compliance of the release with the conditions of Agency Interest: Water of this environmental authority (that is, contaminant limits, natural flow, discharge volume); (c) expected release cessation date and time; (d) release point/s; (e) release rate; (f) release volume (estimate); (g) available release water quality results for monitoring conducted under condition C6; (h) release salinity; and (i) receiving water/s including the natural flow rate. Note: Successive or intermittent releases occurring within 24 hours of the cessation of any individual release can be considered part of a single release event and do not require individual notification for the purpose of compliance with this condition provided the relevant details of the release are included within the notification provided.
- C19
The environmental authority holder must notify the administering authority, via WaTERS, as soon as practicable and within twenty-four (24) hours after cessation of a release notified under Condition C18. Note: Successive or intermittent releases occurring within twenty-four (24) hours of the cessation of any individual release can be considered part of a single release event and do not require individual notification for the purpose of compliance with Conditions C18, C19 and C20, provided the relevant details of the release are included within the notification provided in accordance with Conditions C18, C19 and C20.
- C20
The holder of this environmental authority must within twenty-eight (28) days after cessation of a release event notified under Condition C18 provide a report to the administering authority via WaTERS, which must include the following information: (a) release cessation date/time; (b) release points; (c) release rates; (d) available release water quality results for monitoring conducted under condition C6; (e) total volume of water released; (f) natural flow rate in the receiving water; and (g) details regarding the compliance of the release with the conditions of Agency Interest - Water of this environmental authority. (h) all continuous and in-situ water quality monitoring results (including laboratory analyses); and (i) any further matters pertinent to the water release event. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine
- C21
Notification of release event exceedance If the release limits defined in Table C2 (Mine affected water release limits) are exceeded, the environmental authority holder must notify the administering authority via WaTERS within twenty-four (24) hours of receiving the results.
- C22
The environmental authority holder must, within twenty-eight (28) days of a release that is not compliant with the conditions of this authority, provide a report to the administering authority via WaTERS detailing: (a) the reason for the release; (b) the location of the release; (c) the volume of the water released and which (if any) part of this volume was non-compliant; (d) the total duration of the release and which (if any) part of this period was non-compliant; (e) the quality of the water released for all parameters monitored in accordance with this environmental authority; (f) the quality of water in the receiving environment for any parameters recorded during the release; (g) the cause of the exceedance; and (h) any other matters pertinent to the water release event.
- C23
Monitoring of water storage quality Water storages stated in Table C6 (Water storage monitoring) which are associated with the release points must be monitored for the water quality characteristics specified in Table C7 (Onsite water storage contaminant limits) at the monitoring locations and at the monitoring frequency specified in Table C6 (Water storage monitoring). Table C6 (Water storage monitoring) Water storage Latitude Longitude Monitoring Monitoring description location frequency Catch Dam TBC* TBC* TBC* Quarterly Mine Water Dam TBC* TBC* TBC* Quarterly DM901a Sediment Dam -22.19185 148.20969 Spillway Quarterly *To be updated in accordance with condition C17. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine Table C7 (Onsite water storage contaminant limits) Quality characteristic Test value Contaminant limit pH (pH unit) Range Greater than 4, less than 9 EC (-S/cm) Maximum 5970 Sulphate (mg/L) Maximum 1000 Fluoride (mg/L) Maximum 2.0 Aluminium (mg/L) Maximum 5.0 Arsenic (mg/L) Maximum 0.5 Cadmium (mg/L) Maximum 0.01 Cobalt (mg/L) Maximum 1.0 Copper (mg/L) Maximum 1.0 Lead (mg/L) Maximum 0.1 Nickel (mg/L) Maximum 1.0 Zinc (mg/L) Maximum 20 Note: Total measurements (unfiltered) must be sampled and analysed.
- C24
In the event that water storages defined in Table C6 (Water storage monitoring) exceed the contaminant limits defined in Table C7 (Onsite water storage contaminant limits), the environmental authority holder must implement measures, where practicable, to prevent access to waters by all livestock.
- C25
Receiving environment monitoring and contaminant trigger levels The quality of the receiving waters must be monitored at the locations specified in Table C8 (Receiving water upstream background sites and downstream monitoring points) for each quality characteristic and at the monitoring frequency stated in Table C9 (Receiving waters contaminant trigger levels). Permit Environmental authority EPML00586713 Eagle Downs Coal Mine Table C8 (Receiving water upstream background sites and downstream monitoring points) Monitoring points Receiving waters location description Latitude Longitude Upstream background monitoring points Monitoring point 3 The most downstream Ripstone Creek location -22.245066 148.242067 Monitoring point 4 (MP3), where the upper Ripstone Creek tributary -22.215094 148.215969 flows from Peak Downs Mine. Upstream Ripplestone Creek (Western Tributary)
- C26
If quality characteristics of the receiving water at the downstream monitoring points exceed any of the trigger levels specified in Table C9 (Receiving waters contaminant trigger levels) during a release event the environmental authority holder must compare the downstream results to the upstream results in the receiving waters and: (a) where the downstream result is the same or a lower value than the upstream value for the quality characteristic then no action is to be taken; (b) where the downstream results exceed the upstream results complete an investigation into the potential for environmental harm and provide a written report to the administering authority via WaTERS within 90 days outlining: (i) details of the investigations carried out; and (ii) actions taken to prevent environmental harm.
- C27
Receiving environment monitoring program (REMP) A REMP must be developed and implemented by the environmental authority holder 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 Ripplestone Creek (Eastern Tributary) and connected waterways within 20km downstream of the release. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine
- C28
The REMP must address (but not necessarily be limited to) the following: Science Guideline Receiving environment monitoring program guideline; and (b) description of potentially affected receiving waters including key communities and background water quality characteristics based on accurate and reliable monitoring data that takes into consideration any temporal variation (e.g. seasonality); (c) description of applicable environmental values and water quality objectives to be achieved (i.e. as scheduled pursuant to the Environmental Protection (Water and Wetland Biodiversity) Policy 2019); (d) any relevant reports prepared by other governmental or professional research organisations that relate to the receiving environment within which the REMP is proposed; (e) water quality targets within the receiving environment to be achieved, and clarification of contaminant concentrations or levels indicating adverse environmental impacts during the REMP; (f) monitoring for any potential adverse environmental impacts caused by the release; (g) monitoring of stream flow and hydrology; (h) monitoring of toxicants should consider the indicators specified in Table C3 (Mine affected water trigger investigation levels) 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; (i) monitoring of physical chemical parameters as a minimum those specified in Table
- C2
(Mine affected water release limits) (in addition to dissolved oxygen saturation and temperature); (j) monitoring biological indicators (for macro invertebrates in accordance with the 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; (k) the locations of monitoring points (including the locations specified in Table C8 (Receiving water upstream background sites and downstream monitoring points) which are background and downstream impacted sites for each release point); (l) the frequency or scheduling of sampling and analysis sufficient to determine water quality objectives and to derive site specific reference values within two years (depending on wet season flows) in accordance with the Queensland Water Quality Guidelines 2009. For ephemeral streams, this should include periods of flow irrespective of mine or other discharges; (m) specify sampling and analysis methods and quality assurance and control; (n) any historical datasets to be relied upon; (o) description of the statistical basis on which conclusions are drawn; and (p) any spatial and temporal controls to exclude potential confounding factors. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine
- C29
A report outlining the findings of the REMP, including all monitoring results and interpretations must be prepared annually and made available on request to the administrating authority. This report must include: (a) an assessment of background reference water quality; (b) the condition of downstream water quality compared against water quality objectives; and (c) the suitability of current discharge limits to protect downstream environmental values.
- C30
Water reuse Mine affected water may be piped or trucked or transferred by some other means that does not contravene the conditions of this environmental authority and deposited into artificial water storage structures, such as farm dams or tanks, or used directly at properties owned by the environmental authority holder or a third party (with the consent of the third party).
- C31
Water general 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 ten (10) hours of each other where possible; (d) carried out on representative samples; and (e) laboratory testing must be undertaken using a laboratory accredited (e.g. NATA) for the method of analysis being used. Note: Condition C31 requires the Monitoring and Sampling Manual to be followed and where it is not followed because of exceptional circumstances this should be explained and reported with the results.
- C32
The release of contaminants directly or indirectly to waters: (a) must not produce any visible discolouration of receiving waters, and (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. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine
- C33
Annual water monitoring reporting 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 with each annual return: (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 exceedance with the conditions of this environmental authority; (g) and water quality monitoring data must be provided to the administering authority in the specified electronic format upon request.
- C34
Temporary interference with waterways Temporarily destroying native vegetation, excavating, or placing fill in a watercourse, lake or spring necessary for and associated with mining operations must be undertaken in accordance with Department of Natural Resources and Mines (or its successor) Guideline - Activities in a Watercourse, Lake or Spring associated with Mining Activities.
- C35
Water Management Plan A Water Management Plan must be developed by an appropriately qualified person and implemented.
- C36
The Water Management Plan must provide for effective management of actual and potential environmental impacts resulting from water management associated with the mining activity carried out under this environmental authority, and must include: (a) a study of the source of contaminants; (b) a water balance model for the site; (c) a water management system for the site; (d) measures to manage and prevent saline drainage; (e) details of the management methodology for brine produced by the ROWTP once constructed; (f) measures to manage and prevent acid rock drainage; (g) contingency procedures for emergencies; and (h) a program for monitoring and reviewing the effectiveness of the Water Management Plan.
- C37
Each year the environmental authority holder must undertake a review of the water management plan prior to the wet season (i.e. by 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. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine
- C38
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.
- C39
Saline drainage The environmental authority holder must ensure proper and effective measures are taken to avoid or otherwise minimise the generation and/or release of saline drainage.
- C40
Acid rock drainage The environmental authority holder must ensure proper and effective measures are taken to avoid or otherwise minimise the generation and/or release of acid rock drainage.
- C41
Stormwater and water sediment controls 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 minimise erosion and the release of sediment to receiving waters and contamination of stormwater.
- C42
The Erosion and Sediment Control Plan must include: (a) all clean waters, from undisturbed areas, are kept separate from mine affected waters from disturbed areas; (b) water from disturbed catchments are diverted into the mine water management system or sedimentation dams; (c) new sedimentation dams are designed to capture the sediment volume calculated for the catchment area for an appropriate design storm event; and (d) sediment shall be excavated from sediment dams as required to maintain design capacity.
- C43
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.
- C44
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.
- C45
Groundwater Groundwater affected by the mining activities must be monitored at the locations shown in Figure 1 (Surface Water Release Points and Groundwater Monitoring Locations) and at the locations and frequencies specified in Table C10 (Groundwater monitoring locations and frequency) and condition C46 and be carried out in accordance with the latest edition of the administering authority's Monitoring and Sampling Manual. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine Table C10 (Groundwater monitoring locations and frequency) Monitoring point Latitude Longitude Monitoring frequency
- MB6
-22.179758 148.233908 Annually, until longwall mining
- MB7
-22.170881 148.214309 commences, where monitoring
- MB9
-22.19366 148.217007 must then be conducted quarterly
- MB11
(D) -22.178411 148.191504
- MB11
(S) -22.178411 148.191504
- MB12
-22.148517 148.169677 Landholder Bore 8 (LHB8) -22.131095 148.200394
- C46
The environmental authority holder is permitted to monitor groundwater annually until commencement of longwall mining activities begins. Once longwall mining commences, groundwater monitoring must be conducted quarterly.
- C47
The environmental authority holder must develop and implement a groundwater monitoring program.
- C48
The program must be able to detect a significant change to ground water quality values (consistent with the current suitability of the groundwater for beneficial uses) due to activities that are part of this mining project.
- C49
The program must effectively monitor the water pressure across the base of the Dry Rejects Emplacement Area (DREA) at the interface with the natural surface and provide the means to reduce the phreatic surface within the DREA, where monitoring indicates this is necessary.
- C50
The environmental authority holder must report the results and analysis of groundwater monitoring to the administering authority on request.
- C51
Subject to condition C52 groundwater levels must be monitored and groundwater draw down fluctuations in landowner bores in excess of two metres per year, not resulting from the pumping of licensed bores, must be notified as per conditions A8 to A9.
- C52
Groundwater affected by the mining activities must be monitored at the locations and frequencies defined in Table C10 (Groundwater monitoring locations and frequency) and as shown in Figure 1 (Surface Water Release Points and Groundwater Monitoring Locations) attached to this environmental authority. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine
- C53
If the groundwater contaminant trigger values defined in Table C11 (Groundwater contaminant trigger values) are exceeded then the environmental authority holder must complete an investigation into the potential for environmental harm and notify the administering authority within twenty-eight (28) days of receiving the analysis results. Table C11 (Groundwater contaminant trigger values) Water Monitoring Bore Trigger Levels Quality Indicator Unit MB2 MB3 MB4 MB5 MB6 MB7 LHB08 LHB11 LHB13 MB1 Aluminium -g/L 5,000 5,000 5,000 5,000 5,000 5,000 Antimony -g/L 2 1 4 2 1 4.8 4.8 4.8 4.8 4.8 Arsenic -g/L 500 500 500 500 500 500 Calcium mg/L 77 42 694 82 69 1,000 1,000 1,000 1,000 1,000 Chloride, Cl mg/L 389 1,300 6,980 1,900 1,500 9,050 9,050 9,050 9,050 9,050
- C54
Background groundwater monitoring program A background groundwater monitoring program must be kept up to date with new reference boreholes as construction of the mine begins. These include reference bore(s) that are located an appropriate distance from potential sources of impact from mining activities to provide the following: (a) representative groundwater samples from the aquifers potentially affected by mining activities; (b) at least twelve sampling events (monthly sampling) to determine background groundwater quality as far as practicable; (c) background groundwater quality in hydraulically isolated background bore(s) that have not been affected by any mining activities; and (d) final groundwater contaminant trigger levels and limits required in condition C56.
- C55
The groundwater monitoring data must be reviewed on an annual basis. The review must include the assessment of groundwater levels and water quality data, and the suitability of the monitoring network. The assessment must be submitted to the administering authority within twenty-eight (28) days of receiving the report.
- C56
Groundwater contaminant trigger levels as per Table C11 (Groundwater contaminant trigger values) must be finalised based on a background groundwater monitoring program defined in condition C54 and submitted to the administering authority prior to commencement of longwall mining.
- C57
The following information must be recorded in relation to all groundwater water sampling: (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; and (d) the results of all monitoring.
- C58
Acid rock drainage and leachate management Subject to the release limits defined in Agency Interest: Water, all reasonable and practicable measures must be implemented to prevent hazardous leachate being directly or indirectly released or likely to be released as a result of the activity to any groundwater.
- C59
Sewage effluent All effluent released from the treatment plant must be monitored at the frequency and for the parameters specified in Table C12 (Sewage treatment effluent quality targets for dust suppression and irrigation). Permit Environmental authority EPML00586713 Eagle Downs Coal Mine Table C12 (Sewage treatment effluent quality targets for dust suppression and irrigation) Monitoring point Quality characteristics Release limits Frequency (MP) (Maximum) 5 day Biological oxygen demand (mg/L) 20 Suspended solids (mg/L) 30
- C60
Sewage effluent used for dust suppression or irrigation must not exceed sewage effluent release limits defined in Table C12 (Sewage treatment effluent quality targets for dust suppression and irrigation).
- C61
Sewage effluent used for dust suppression or irrigation must not cause spray drift or over spray to any sensitive or commercial place.
- C62
Subject to conditions C59 to C61 inclusive, sewage effluent from sewage treatment facilities must be reused or evaporated and must not be directly released from the sewage treatment plant to any waters or the bed and banks of any waters.
- C63
The effluent irrigation areas must have a separation distance of at least thirty (30) metres from any groundwater bores and surface waters.
- C64
The irrigation of treated effluent must be carried out in a manner such that: (a) vegetation is not damaged; (b) soil erosion and soil structure damage is avoided; (c) there is no surface ponding of treated effluent; (d) percolation of treated effluent beyond the plant root zone is minimized; (e) the capacity of the land to assimilate nitrogen, phosphorus, salts, water and organic matter (as measured by oxygen demand) is not exceeded; and (f) the quality of groundwater is not adversely affected.
- C65
Notices must be prominently displayed on any treated effluent irrigation area warning staff and the public that the area is irrigated with treated effluent and not to use or drink the treated effluent. These notices must be maintained in a visible and legible condition.
- C66
The daily volume of contaminants released to land must be determined by an appropriate method, for example a flow meter and records kept of such determinations. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine Agency Interest - Noise and Vibration Condition Condition number
- D1
Noise nuisance Noise from the mining activity must not cause an environmental nuisance, at any sensitive or commercial place.
- D2
Noise monitoring and air blast overpressure When requested by the administering authority, noise monitoring and air blast overpressure 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 or commercial place, and the results must be notified within fourteen (14) days to the administering authority following completion of monitoring.
- D3
If the environmental authority holder can provide evidence through monitoring that the limits defined in Table D1 (Noise limits) and Table D2 (Airblast overpressure level), are not being exceeded then the holder is not in breach of condition D1. Monitoring must include: (a) LA, 10, adj, 10 mins; (b) LA, 1, adj, 10 mins; (c) relevant background sound level; (d) the level and frequency of occurrence of impulsive or tonal noise; (e) atmospheric conditions including wind speed, direction and temperature; (f) location of blasts (as appropriate); and (g) location, date and time of recording. Table D1 (Noise limits) Monday to Sunday (including public holidays) Noise level dB(A) 7am - 6pm 6pm - 10pm 10pm - 7am Noise measured at a `sensitive receptor' LA10, adj, 10 mins B/g + 5 B/g + 5 B/g + 3 LA1, adj, 10 mins B/g + 10 B/g + 10 42 Noise measured at a `Commercial place' LA10, adj, 10 mins B/g + 10 B/g + 10 B/g + 5 Note: Where "Background" means background sound pressure level measured in accordance with the latest edition of the administering authority's Noise Measurement Manual. Table D1 (Noise limits does) not purport to set operating hours for the mining activities. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine Table D2 (Airblast overpressure level) Airblast overpressure measured at a sensitive or commercial place Parameter Monday to Sunday 9am - 7pm Other times and public holidays* Air blast overpressure level Maximum 115 dB for 4 out of 5 No blasting to occur (dB [Lin] Peak) consecutive blasts Air blast overpressure level 120 dB maximum No blasting to occur (dB [Lin] Peak) Note: Table D2 (Airblast overpressure level) does not purport to set limits applicable to any particular explosive blast, rather sets design criteria for every explosive blast. *This restriction regarding blasting times and days are only applicable to near surface blasting and do not apply to blasting undertaken as part of underground mining or development works.
- D4
If monitoring indicates exceedance of the limits in Table D1 (Noise limits) and Table D2 (Airblast overpressure level), then the environmental authority holder must: (a) address the complaint including the use of appropriate dispute resolution if required; and (b) immediately implement noise abatement measures so that emissions of noise from the activity do not result in further environmental nuisance.
- D5
The method of measurement and reporting of noise levels must comply with the latest edition of the administering authority's Noise Measurement Manual.
- D6
Vibration nuisance Vibration from the mining activity must not cause an environmental nuisance, at any sensitive place.
- D7
When requested by the administering authority, vibration 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 or commercial place, and the results must be notified within fourteen (14) days to the administering authority following completion of monitoring.
- D8
If the environmental authority holder can provide evidence through monitoring that the limits defined in Table D3 (Vibration limits), are not being exceeded then the holder is not in breach of condition D6. Monitoring must include: (a) peak particle velocity (mm/s); (b) air blast overpressure level (dB linear peak); (c) location of the blast/s within the mining area (including which bench level); (d) atmospheric conditions including temperature, relative humidity and wind speed and direction; and (e) location, date and time of recording. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine Table D3 (Vibration limits) Vibration measured at a sensitive place Vibration parameter Monday to Sunday 9am - 7pm Other times and public holidays* Peak particle velocity (mm/s) Maximum 5 mm/s for 4 out of 5 No blasting to occur consecutive blasts Peak particle velocity (mm/s) 10 mm/s maximum No blasting to occur Note: The method of measurement and reporting of vibration levels must comply with the latest edition of the administering authority's vibration and air blast overpressure monitoring guideline. * This restriction regarding blasting times and days are only applicable to near surface blasting and do not apply to blasting undertaken as part of underground mining or development works.
- D9
For the purposes of condition D6 the mining activities will not cause environmental nuisance where vibration from the mining activities does not exceed the criteria specified in Table D3 (Vibration limits).
- D10
If monitoring indicates exceedance of the limits in Table D3 (Vibration limits), then the environmental authority holder must: (a) address the complaint including the use of appropriate dispute resolution if required; and (b) immediately implement vibration abatement measures so that vibration from the activity does not result in further environmental nuisance.
- D11
Every explosive blast for the mining activity shall be designed by a competent person to achieve the criteria specified in Table D2 (Airblast overpressure level) and Table D3 (Vibration limits).
- D12
All relevant information pertaining to the design of every explosive blast for the mining activity in relation to the criteria specified in Table D2 (Airblast overpressure level) and Table D3 (Vibration limits) shall be kept in written and diagrammatic form. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine Agency Interest - Land Condition Condition number
- E1
Preventing contaminant release to land Contaminants must not be released to land in manner which constitutes nuisance, material or serious environmental harm.
- E2
Topsoil Topsoil must be strategically stripped ahead of mining in accordance with a topsoil management plan.
- E3
A topsoil inventory which identifies the topsoil requirements for the Eagle Downs Coal Mine and availability of suitable topsoil on site must be developed, implemented and updated annually and provided to administering authority upon request.
- E4
Subsidence Management Plan A Subsidence Management Plan must be developed by an appropriately qualified person and implemented prior to the recommencement of production activities and must be made available to the administering authority upon request. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine
- E5
The Subsidence Management Plan must provide for effective management of actual and potential environmental impacts resulting from subsidence associated with the mining activity carried out under this environmental authority, and must include: (a) Impact assessment The expected (and observed - when activities commence) impact of subsidence on any land, waterways, ground water and floodplain including but not limited to: (i) Physical condition of surface drainage (1) erosion; (2) areas susceptible to higher levels of erosion such as waterways confluences; (3) incision processes; (4) stream widening; (5) tension cracking; (6) lowering of bed and banks; (7) creation of instream waterholes; (8) changes to local drainage patterns (ii) Overland flow. (1) capture of overland flow by subsided long-wall panels; (2) increased overbank flows due to lowering of high bank of waterways; (3) the portion of local and large scale catchment likely to be captured by subsided long- wall panels and the associated impacts on downstream users; (iii) Water quality (1) surface water (including overland flow and ponding) (2) groundwater; (iv) Land condition: current land condition to be impacted by subsidence (v) Infrastructure: detail of existing and planned infrastructure where there is a potential impact from effects of land subsidence (vi) Groundwater (vii) Erosion (viii) Floods (b) Measures to manage, monitor and prevent residual ponding; (c) Water quality management and monitoring program for subsidence ponding areas; (d) Risk assessment (e) Mitigation measures (including option analysis, design requirements and implementation) for each potential impact (f) Trigger action response plan to ensure achievement of condition E8, E9 and E10 and to
- E6
The Subsidence Management Plan must be reviewed each calendar year, following the recommencement of production activities, until it can be demonstrated that subsidence is no longer occurring and mitigation measures for each environmental impact, as identified by the Subsidence Management Plan, have been implemented and do not require ongoing maintenance. The report must be prepared by an appropriately qualified person. The report must: (a) assess the plan against the requirements under condition E5; (b) include recommended actions to ensure actual and potential environmental impacts are effectively managed for the coming year; and (c) identify any amendments made to the Subsidence Management Plan following the review.
- E7
Subsidence monitoring Following the commencement of mining activities resulting in subsidence, subsidence must be monitored, on a regular basis as set out in the Subsidence Management Plan as required by condition E4.
- E8
Drainage lines Drainage lines must be installed in subsidence areas where the accumulation of surface water (ponding) is expected to occur beyond that depicted in Figure 2 (Maximum disturbance area). The drainage lines must designed by an appropriately qualified person and installed to achieve long term stability, effective drainage of the area and maintenance of the pre-disturbance land use.
- E9
Pond overflow water quality The Electrical Conductivity (baseflow), turbidity, suspended solids, pH and sulphate of any overflow from subsidence areas must meet the water quality objectives for the Upper Isaac River catchment waters for aquatic ecosystems as per the latest version of the "Environmental Protection (Water) Policy 2009 Isaac River Sub-basin Environmental Values and Water Quality Objectives".
- E10
Pond water quality The residual ponding areas must meet the water quality objectives for beef cattle as per the "Environmental Protection (Water) Policy 2009 Isaac River Sub-basin Environmental Values and Water Quality Objectives". The relevant salinity limit is `no adverse effects on animals'.
- E11
PRCP schedule Progressive rehabilitation of the disturbed land must be carried out in accordance with the approved Progressive Rehabilitation and Closure Plan (PRCP) schedule P-PRCP-100812653 for this environmental authority. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine
- E12
Cleared vegetation from the site must be managed in accordance with the following hierarchy: (a) reuse, e.g. use of logs and tree stumps as shelter for fauna in rehabilitated areas; (b) recycle, e.g. mulching of vegetation and use in rehabilitation on the site; and (c) other alternative management options implemented in a way that causes the least amount of environmental harm.
- E13
Storage and handling of flammable and combustible liquids All flammable and combustible liquids must be contained within an on-site containment system and controlled in a manner that prevents environmental harm and maintained in accordance with the current version of AS 1940 - Storage and Handling of Flammable and Combustible Liquids.
- E14
Spillage of all flammable and combustible liquid must be controlled in a manner that prevents environmental harm.
- E15
Storage and handling of chemicals All chemicals must be contained within an on-site containment system and controlled in a manner that prevents environmental harm and maintained in accordance with the current version of the relevant Australian Standard.
- E16
Spillage of all chemicals must be controlled in a manner that prevents environmental harm.
- E17
Surrender The holder must meet the conditions and the rehabilitation milestones under the PRCP schedule prior to the surrender of the environmental authority. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine Agency Interest - Waste Management Condition Condition number
- F1
Storage of tyres Scrap tyres stored awaiting disposal or transport for take-back and recycling, or waste-to-energy options must be stored in stable stacks and at least ten (10) metres from any other scrap tyre storage area, or combustible or flammable material, including vegetation.
- F2
All reasonable and practicable fire prevention measures must be implemented, including removal of grass and other materials within a ten (10) metre radius of the scrap tyre storage area.
- F3
Waste Management A Waste Management Plan must be developed and implemented by the environmental authority holder and must: (a) describe how the Eagle Downs Coal Mine recognises and applies the waste management hierarchy; (b) identify characterizations of wastes generated from the project and general volume trends over the past five (5) years (c) include a program for safe recycling or disposal of all wastes - reusing and recycling where possible; (d) include waste commitments with auditable targets to reduce, reuse and recycle; (e) include the waste management control strategies that must consider: (i) the types of wastes; (ii) segregation of the wastes; (iii) storage of the wastes; (iv) transport of the wastes; (v) monitoring and reporting matters concerning the waste; (vi) emergency response planning; and (vii) disposal, reused and recycling options. (f) identify the potential adverse and beneficial impacts of the wastes generated; (g) detail the hazardous characteristics of the waste generated (if any); (i) cover a disposal procedure for hazardous wastes; (ii) outline the process to be implemented to allow for continuous improvement of the waste management systems; (iii) identify responsible staff (positions) for implementing, managing and reporting the Waste Management Plan; and (iv) cover a staff awareness and induction program that encourages re-use and recycling.
- F4
Waste must not be burned.
- F5
Where possible and practical, vegetation waste from clearing shall be spread on rehabilitated areas. Vegetation waste only may be burnt as a last resort and only if there is minimal risk of causing nuisance to the neighbouring sensitive receptors. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine
- F6
A designated area must be set aside for the segregation of economically viable, recyclable solid and liquid waste.
- F7
Records must be kept for five years, and must include the following information: (a) date of pickup of waste; (b) description of waste; (c) cross reference to relevant waste transport documentation; (d) quantity of waste; (e) origin of the waste; (f) destination of the waste; and (g) intended fate of the waste, for example, type of waste treatment, reprocessing or disposal.
- F8
All regulated waste received at and removed from the site must be transported by a person who holds a current authority to transport such waste.
- F9
Except as otherwise provided by the conditions of this authority, all waste removed from the site must be taken to a facility that is lawfully allowed to accept such waste.
- F10
Dry Reject Emplacement Area (DREA) Waste from the Coal Handling and Preparation Plant shall be disposed of: (a) in accordance with conditions G1 to G18 (Dams) of this environmental authority if the shear strength of the waste is less than 1000 Pascals when deposited; or (b) In accordance with conditions F11 to F16 if the shear strength of the waste is equal or more than 1000 Pascals when deposited.
- F11
DREA - certification and operation The authorised DREA used for the disposal of waste is located within the control points defined in Table F1 (Location of DREA). Permit Environmental authority EPML00586713 Eagle Downs Coal Mine Name of regulated area Table F1 (Location of DREA) Longitude Dry Reject Emplacement Area Latitude 148.222011 -22.171076 -22.171674 148.221841 -22.174403 148.215677 -22.174115 148.215003 -22.175799 148.211315 -22.17652 148.210895 -22.177718 148.208423 -22.178682 148.207548 -22.180163 148.207532 -22.183858 148.209862 -22.185472 148.210302 -22.186596 148.209739 -22.188026 148.210635 -22.188839 148.210564 -22.189008 148.210837 -22.188348 148.211054 -22.190185 148.215454 -22.190402 148.217852 -22.191329 148.218296 -22.191283 148.218412 -22.190338 148.217939 -22.190035 148.218518 -22.188617 148.219796 -22.188951 148.221021 -22.191389 148.224659 -22.192002 148.226178 -22.191591 148.227920 -22.188001 148.230760 -22.181399 148.230732 -22.181013 148.231543 -22.180942 148.23141 -22.181227 148.230653 -22.180001 148.230409 -22.178172 148.228579 -22.172163 148.225211 -22.171338 148.224389 Permit Environmental authority EPML00586713 Eagle Downs Coal Mine
- F12
DREA shall be designed to prevent environmental harm arising from contaminants being generated in the facility, leachate and runoff from the facility or other sources.
- F13
The authorised DREA must be constructed and maintained in accordance with certified plans submitted to the administering authority.
- F14
Design plans for the authorised DREA must include performance indicators, such that: (a) during operations the DREA will be operated with minimal or no potential for adverse environmental harm resulting from collapse of any component of facility; (b) the potential for leachate generation will be minimal or non-existent; and (c) adequate drainage structures, erosion protection and storage are provided to manage seasonal and rare rainfall events with minimal or no environmental harm
- F15
Construction of any DREA detailed in Table F1 (Location of DREA) must not commence unless: (a) the environmental authority holder has submitted to the administering authority two copies of a design plan; (b) certification from a suitably qualified and experienced person that the design of the DREA will deliver the performance stated in that design plan and that it will be compliant in all other respects with this environmental authority; (c) at least twenty (20) business days has passed since the receipt of those documents by the administering authority; (d) The administering authority notifies the environmental authority holder that a design plan and certification has been submitted for that disposal facility.
- F16
Operational plan - DREA An operational plan must be developed and maintained for the DREA. The operational plan must include but not be limited to: (a) description of landform development stages of the DREA; (b) placement technique for spoil and waste material from the coal handling and processing plant on the mine site; (c) management of any containment structures within the DREA designed to contain materials from the coal handling and processing plant on the mine site; (d) demonstration of how operations of the DREA are consistent with the accepted design plan for the facility; and (e) decommissioning and rehabilitation strategies for the DREA that demonstrate consistency with conditions of this environmental authority and the latest version of PRCP_P-PRCP- 10081265.
- F17
Tailings/coal rejects The management of tailings disposal must be in accordance with the following: (a) all tailings material must be progressively characterised during disposal for acid generating capacity and selected metals and salts. Samples shall be tested for: pH, Electrical Conductivity (EC), Acid Neutralising Capacity (ANC), Net Acid Generation (NAG) (reporting NAG capacity and NAG pH after oxidation), Total Sulphur (S), Chromium Reducible Sulphur (CRS), Boron (B) Cadmium (Cd), Iron (Fe), Aluminium (Al), Copper (Cu), Magnesium (Mg), Manganese (Mn), Calcium (Ca), Sodium (Na), Zinc (Zn) and Sulphate (SO4); Permit Environmental authority EPML00586713 Eagle Downs Coal Mine (b) one (1) tailing sample will be collected each and every week while the mine coal processing plant is operational and the sample will be stored. After four (4) samples have been collected the samples will be composited and the composite sample characterised as outlined in (a) above. A minimum of one composite tailing sample will undergo characterisation per month. A minimum of twelve (12) composite tailing samples will undergo characterisation per year; (c) records must be kept of the tailings disposal to indicate locations and characteristics of tailings stored within the tailings storage facility; (d) where the 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) tailings identified as potentially acid producing will be covered or placed to minimise surface oxidation. The maximum duration of surface exposure of these materials is one month.
- F18
Mine waste A Mining Waste Management Plan together with the certification by an appropriately qualified person must be developed and implemented during the continuation of the environmental authority. The Mining Waste Management Plan must at a minimum include: (a) characterisation programs to ensure that all mining waste is progressively characterised during disposal for net acid producing potential, salinity and the following contaminants: pH, Electrical Conductivity (EC), Acid Neutralising Capacity (ANC), Net Acid Generation (NAG) (reporting NAG capacity and NAG pH after oxidation), Total Sulphur (S), Chromium Reducible Sulphur (CRS), Boron (B) Cadmium (Cd), Iron (Fe), Aluminium (Al), Copper (Cu), Magnesium (Mg), Manganese (Mn), Calcium (Ca), Sodium (Na), Zinc (Zn) and Sulphate (SO4); (b) characterisation programs to ensure that the physical properties of the mining waste is progressively characterised during disposal; (c) the availability or leachability of metals from the mining waste; (d) quantification of PAF from mining waste present; (e) review impacts of the PAF mining waste on the rehabilitation; (f) management actions for mining waste that has been identified as having a high availability or leachability of metals; (g) management actions for mining waste that has been defined as PAF; (h) identification of environmental impacts and potential environmental impacts; (i) control measures for routine operations to minimise likelihood of environmental harm; (j) contingency plans and emergency procedures for non-routine situations; and (k) periodic review of environmental performance and continual improvement. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine Agency Interest - Regulated Structures Condition Condition number
- G1
Assessment of Consequence Category 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 (a) prior to the design and construction of the structure, if it is not an existing structure; or (b) prior to any change in its purpose or the nature of its stored contents.
- G2
A consequence assessment report and certification must be prepared for any structure assessed and the report may include a consequence assessment for more than one structure.
- G3
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
- G4
Design and Construction of a Regulated Structure Conditions G5 to G9 inclusive do not apply to existing structures.
- G5
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
- G6
Construction of a regulated structure is prohibited unless: (a) the holder has submitted a consequence category assessment report and certification to the administering authority; and (b) certification for the design, design plan and the associated operating procedures has been certified by a suitably qualified and experienced person in compliance with the relevant condition of this authority.
- G7
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 for Assessing Consequence the Register of Regulated Structures.
- G8
Regulated structures must: (a) be designed and constructed in compliance with the Manual for assessing consequence (b) be designed and constructed with due consideration given to ensuring that the design integrity would not be compromised on account of: (i) floodwaters from entering the regulated dam from any watercourse or drainage line; and (ii) wall failure due to erosion by floodwaters arising from any watercourse or drainage line. (c) for regulated dams that are dams associated with a `failure to contain - seepage': have the floor and sides of the dam designed and constructed to prevent or minimise the passage of the wetting front and any entrained contaminants through either the floor or sides of the dam during the operational life of the dam and for any period of decommissioning and rehabilitation of the dam. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine
- G9
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: (a) the 'as constructed' drawings and specifications meet the original intent of the design plan for that regulated structure; and (b) construction of the regulated structure is in accordance with the design plan.
- G10
Notification of affected persons All affected persons must be provided with a copy of the emergency action plan in place for each regulated structure (a) for existing structures that are regulated structures, within 10 business days of this condition taking effect; (b) prior to the operation of the new regulated structure; and (c) if the emergency action plan is amended, within 5 business days of it being amended.
- G11
Operation of a Regulated Structure Operation of a regulated structure, except for an existing structure, is prohibited unless the holder has submitted to the administering authority; (a) one paper copy and one electronic copy of the design plan and certification of the `design plan' in accordance with condition G7 (b) a set of `as constructed' drawings and specifications; (c) certification of those `as constructed drawings and specifications' in accordance with condition G9, (d) where the regulated structure is to be managed as part of an integrated containment system for the purpose of sharing the design storage allowance (DSA) volume across the system, a copy of the certified system design plan (e) the requirements of this authority relating to the construction of the regulated structure have been met; (f) the holder has entered the details required under this authority, into a Register of Regulated Structures; and (g) there is a current operational plan for the regulated structures.
- G12
For existing structures that are regulated structures: (a) where the existing structure that is a regulated structure is to be managed as part of an integrated containment system for the purpose of sharing the DSA volume across the system, the holder must submit to the administering authority within twelve (12) months of the commencement of this condition a copy of the certified system design plan including that structure; and (b) there must be a current operational plan for the existing structures.
- G13
Each regulated structure must be maintained and operated, for the duration of its operational life until decommissioned and rehabilitated, in compliance with the current operational plan and, if applicable, the current design plan and associated certified `as constructed' drawings.
- G14
Mandatory Reporting Level Conditions G15 to G18 inclusive only apply to regulated structures which have not been certified as low consequence category for `failure to contain - overtopping'.
- G15
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.
- G16
The holder 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 MRL. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine
- G17
The holder must, immediately on becoming aware that the MRL has been reached, act to prevent the occurrence of any unauthorised discharge from the regulated dam.
- G18
The holder must record any changes to the MRL in the Register of Regulated Structures.
- G19
Design Storage Allowance The holder must assess the performance of each regulated dam or linked containment system over the preceding November to May period based on actual observations of the available storage in each regulated dam or linked containment system taken prior to 1 July of each year.
- G20
By 1 November of each year, storage capacity must be available in each regulated dam (or network of linked containment systems with a shared DSA volume), to meet the DSA volume for the dam (or network of linked containment systems).
- G21
The holder must, as soon as possible and within forty-eight (48) hours of becoming aware that the regulated dam (or network of linked containment systems) will not have the available storage to meet the DSA volume on 1 November of any year, notify the administering authority.
- G22
The holder must, immediately on becoming aware that a regulated dam (or network of linked containment systems) will not have the available storage to meet the DSA volume on 1 November of any year, act to prevent the occurrence of any unauthorised discharge from the regulated dam or linked containment systems.
- G23
Annual Inspection Report Each regulated structure must be inspected each calendar year by a suitably qualified and experienced person.
- G24
At each annual inspection, the condition and adequacy of all components of the regulated structure must be assessed and a suitably qualified and experienced person must prepare an annual inspection report containing details of the assessment and include recommended actions to ensure the integrity of the regulated structure or a positive statement that no recommendations are required.
- G25
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
- G26
The holder must within twenty (20) business days of receipt of the annual inspection report, provide to the administering authority; (a) The recommendations section of the annual inspection report; and (b) If applicable, any actions being taken in response to those recommendations; and (c) If, following the 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 ten (10) business days of receipt of the request. Note: That for some model conditions, such as model conditions for dams associated with a resource activity - non mining activity, the notification requirements may be located in a separate part of the conditions of an environmental authority (e.g. under notification requirement conditions). Permit Environmental authority EPML00586713 Eagle Downs Coal Mine
- G27
Transfer Arrangements The holder must provide a copy of any reports, documentation and certifications prepared under this authority, including but not limited to any Register of Regulated Structures, consequence assessment, design plan and other supporting documentation, to a new holder on transfer of this authority.
- G28
Register of Regulated Structures A Register of Regulated Structures must be established and maintained by the holder for each regulated structure.
- G29
The holder must provisionally enter the required information in the Register of Regulated Structures when a design plan for a regulated dam is submitted to the administering authority.
- G30
The holder must make a final entry of the required information in the Register of Regulated Structures once compliance with conditions G11 and G12 has been achieved.
- G31
The holder must ensure that the information contained in the Register of Regulated Structures is current and complete on any given day.
- G32
All entries in the Register of Regulated Structures must be approved by the chief executive officer for the holder of this authority, or their delegate, as being accurate and correct.
- G33
The holder must, at the same time as providing the annual return, supply to the administering authority a copy of the records contained in the Register of Regulated Structures, in the electronic format required by the administering authority. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine Agency Interest - Biodiversity Condition Condition number
- H1
Environmental offsets Notwithstanding condition A3, significant residual impacts to prescribed environmental matters, are not authorised under this environmental authority or the Environmental Offsets Act 2014 unless the impacts are specified in Table H1 (Significant residual impacts to prescribed environmental matters) and are within the maximum disturbance area shown in Figure 2 (Maximum disturbance area).
- H2
An environmental offset made in accordance with the Environmental Offsets Act 2014 and Queensland Environmental Offsets Policy, as amended from time to time, must be undertaken for the maximum extent of impact to each prescribed environmental matter authorised in Table H1 (Significant residual impacts to prescribed environmental matters).
- H3
Records demonstrating that each impact to a prescribed environmental matter not listed in Table
- H1
(Significant residual impacts to prescribed environmental matters) did not, or is not likely to, result in a significant residual impact to that matter must be: (a) completed by an appropriately qualified person; and (b) kept for the life of the environmental authority. Permit Environmental authority EPML00586713 Eagle Downs Coal Mine Table H1 (Significant residual impacts to prescribed environmental matters) Prescribed Environmental Matter Location Maximum extent Offset required of impact (State) Regulated Vegetation Bluegrass (Dichanthium spp) dominant Figure 5 36ha No* grasslands of the Brigalow Belt Bioregions (North and South) endangered ecological community* Brigalow (Acacia harpophylla dominant and Figure 5 35ha No* co-dominant) endangered ecological community* Endangered regional ecosystem - RE11.3.1 Figure 6 5.8ha No** Acacia harpophylla and/or Casuarina cristata open forest on alluvial plains Endangered regional ecosystem - RE 11.9.5 Figure 6 9.8ha No** Acacia harpophylla and/or Casuarina cristata open forest to woodland on fine-grained sedimentary rocks- Endangered Of concern regional ecosystem - RE 11.3.3 Figure 6 8.6ha Yes Eucalyptus coolabah woodland on alluvial plains Prescribed regional ecosystem - remnant vegetation within prescribed distance of a watercourse Endangered regional ecosystem - RE11.3.1 Figure 6 0.8 ha No** Acacia harpophylla and/or Casuarina cristata open forest on alluvial plains