Data as at 14 September 2026 · from the Queensland EP Act public register
EPML00738813 · Moranbah North Coal Mine
Coal environmental authority EPML00738813 (Moranbah North Coal Mine), Granted. 198 conditions indexed. Holds PRC plan P-PRCP-101043442.
- Status
- Granted
- Holders
- MORANBAH NORTH COAL PTY LTD; JFEMA MORANBAH NORTH PTY LTD; MITSUI MORANBAH NORTH INVESTMENT PTY LTD; NS COAL (MORANBAH NORTH) PTY LTD; NS MORANBAH NORTH PTY LTD; SHINSHO MORANBAH COAL PTY LTD
- Tenures
- ML700042; ML70108
- PRC plan
- P-PRCP-101043442 · effective 2026-08-11
- How it was read
- Numbered conditions
- Register
- Register record · Instrument PDF
Conditions
198 numbered conditions read from the current instrument. Page numbers link into the register PDF.
- A1
Prevent and/or minimise likelihood of environmental harm In the carrying out of the environmentally relevant activities, the environmental authority holder must take all reasonable and practicable measures to prevent and/or minimise the likelihood of environmental harm caused. Any environmentally relevant activity, that, if carried out incompetently, or negligently, may cause environmental harm, in a manner that could have been prevented, shall be carried out in a proper manner in accordance with the conditions of this environmental authority.
- A2
Coal Extraction The environmental authority holder is approved for a coal extraction rate of up to 13.5 million tonnes per annum (mtpa) of run-of-mine (ROM) coal in accordance with this environmental authority.
- A3
The environmental authority holder is approved for the processing of up to 24 mtpa of ROM coal including any ROM coal imported from other mining activities.
- A4
Maintenance of measures, plant and equipment The environmental authority holder must: (a) install all measures, plant and equipment necessary to ensure compliance with the conditions of this environmental authority; (b) maintain such measures, plant and equipment in a proper and efficient condition; and (c) operate such measures, plant and equipment in a proper and efficient manner.
- A5
No change, replacement or alteration of any plant or equipment is permitted if the change, replacement or alteration increases, or is likely to substantially increase, the risk of unlawful environmental harm caused by the mining activities carried out under this environmental authority. Note: Change in this case does not refer to trivial changes e.g. a larger and stronger item of equipment replaces a small and outdated item of equipment, it takes up a slightly larger area (i.e. creating a larger area of disturbance, covered by the plan of operations).
- A6
Monitoring and records Except where specified otherwise in another condition of this environmental authority, all monitoring records or reports required by this environmental authority must be kept for a period of not less than five (5) years.
- A7
Upon request from the administering authority, copies of monitoring results, records, registers, management plans and reports required by the conditions of this environmental authority must be made available and provided to the administering authority within: (a) ten (10) business days; or (b) an alternative timeframe agreed between the administering authority and the environmental authority holder. OFFICIAL Permit Environmental authority EPML00738813 - Moranbah North Coal Mine
- A8
Any management or monitoring plans, systems or programs required to be developed and implemented by a condition of this environmental authority must be reviewed for effectiveness in minimising the likelihood of environmental harm on a programmed basis, and amended promptly if required, unless a particular review date and amendment program is specified in the plan, system or program. Note: Change in this case does not refer to trivial changes e.g. a larger and stronger item of equipment replaces a small and outdated item of equipment, it takes up a slightly larger area (i.e. Creating a larger area of disturbance, covered by the plan of operations).
- A9
Notification of emergencies, incidents and exceptions All reasonable actions are to be taken to minimise environmental harm, or potential environmental harm, resulting from any emergency, incident or circumstances not in accordance with the conditions of this environmental authority.
- A10
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 information about circumstances which results or may result in environmental harm not in accordance with the conditions of this environmental authority or a contravention of the conditions of this environmental authority.
- A11
The notification in condition A10 must include, but not be limited to, the following: (a) the environmental authority number and name of the holder; (b) the name and telephone number of the designated contact person; (c) the location of the emergency or incident; (d) the date and time of the emergency or incident; (e) the time the holder of the environmental authority became aware of the emergency or incident; (f) where known: (i) the estimated quantity and type of substances involved in the emergency or incident; (ii) the actual or potential cause of the emergency or incident; and (iii) a description of the nature and effects of the emergency or incident including environmental risks, and any risks to public health or livestock; (g) any sampling conducted or proposed, relevant to the emergency or incident; (h) immediate actions taken to prevent or mitigate any further environmental harm caused by the emergency or incident; and (i) what notification of stakeholders who may be affected by the emergency or incident has occurred or is being undertaken. OFFICIAL Permit Environmental authority EPML00738813 - Moranbah North Coal Mine
- A12
Not more than fourteen (14) business days following the initial notification of an emergency, incident or information about circumstances which result or may result in environmental harm or the release of contaminants, written advice must be provided to the administering authority in relation to: (a) results and interpretation of any samples taken and analysed; and (b) proposed actions to prevent a recurrence of the emergency or incident.
- A13
Risk Management The holder of this environmental authority must develop and implement a risk management system for mining activities carried out under this environmental authority which conforms to the Standard for Risk Management (ISO 31000:2018) for all stages of the activities authorised under this environmental authority. Note: Implementation of a risk management system is not a defence against a breach of any other condition of this environmental authority.
- A14
Activity All land subject to mining activities carried out under this environmental authority must be rehabilitated to a non-polluting, safe, stable and self-sustaining landform.
- A15
Contaminants must not be released to the receiving environment unless they are in accordance with the contaminant limits authorised by this environmental authority.
- A16
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.
- A17
The only mining activities authorised to be carried out under this environmental authority are the mining activities defined within the parameters in Table A1: Mining Activities and identified in Appendix 1: Moranbah North Site Plan (Layout Plan), Appendix 2: Moranbah North Surface Infrastructure Layout and Appendix 3: Moranbah North Site Plan (Underground Mine Layout Plan) attached to this environmental authority. Note: Variation of mining activities to those identified within the conceptual designs is considered to be in accordance with these conditions as long as the variation is not significantly different to the conceptual design or causes a significant increase in environmental harm.
- A18
Notwithstanding a condition of this environmental authority, exploration activities under this environmental authority must comply with each of the Standard Conditions contained in the most recent version of the "Eligibility criteria and standard conditions for exploration and mineral OFFICIAL Permit Environmental authority EPML00738813 - Moranbah North Coal Mine Table A1: Mining Activities Mine activity Mine feature name Tenure type Location Longitude Maximum Constraints Dams and number Latitude disturbance Depth and volume 147.98772 area (ha) Exploration Dam 1 ML70108 -21.92422 147.98598 7.6 Dam 2 ML70108 -21.92561 147.99854 6.2 Co-disposal Dam 4 ML70108 -21.89306 147.95999 5.7 Run of Mine Dam 5 ML70108 -21.88658 147.94889 56.3 (ROM) Dam 6 ML70108 -21.88989 147.96411 46 Ancillary Worked Water Dam ML70108 -21.88208 147.96625 9.4 infrastructure -21.87788 147.96843 Production Dam ML70108 -21.87401 147.96766 5.7 Gas drainage Environment Dam ML70108 -21.87045 147.9713 2.2 and subsidence Grosvenor Product ML70108 -21.8989 3.4 area2 Dam Grosvenor Raw ML70108 -21.8767 147.9505 4.2 Ancillary gas Dam drainage3 Exploration activities ML70108 N/A As per the Standard Conditions contained in the Table A1 Notes: ML700042 most recent version of the "Eligibility criteria and standard conditions for exploration and mineral Co-disposal ML70108 -21.92422 147.98772 360 Area and height ROM stockpiles1 ML70108 -21.8801 147.9633 Maximum annual ROM 13.5Mt -21.88445 Workshops, Offices, ML70108 -21.88544 147.96597 920 Scale and intensity Storage areas, -21.89639 147.96576 Grosvenor ROM, -21.8724 147.9714 Product ROM -21.88005 147.9672 stockpile, CHPP -21.87435 147.96341 N/A 147.96455 N/A OLC ML70108 N/A 3,472 Project mining area as depicted in Roads and tracks ML70108 2,542.8 orange in Appendix 3: Moranbah Gas drainage and ML70108 246.2 North Site Plan (Underground Mine subsidence Layout Plan). ML700042 Project mining area as depicted in purple in Appendix 3: Moranbah Ancillary gas ML700042 N/A North Site Plan (Underground Mine drainage Layout Plan)
- B1
Dust nuisance The release of dust and/or particulate matter resulting from the mining activities carried out under this environmental authority must not cause an environmental nuisance at any sensitive or commercial place.
- B2
Dust and particulate matter resulting from the mining activities carried out under this environmental authority must not exceed any of the following levels when measured at any sensitive or commercial place: (a) Dust deposition of 120 milligrams per square metre per day, averaged over one month, when monitored in accordance with the most recent version of Australian Standard AS 3580.10.1 Methods for sampling and analysis of ambient air - Determination of particulate matter - Deposited matter - Gravimetric method; (b) A concentration of particulate matter with an aerodynamic diameter of less than 10 micrometres (PM10) suspended in the atmosphere of 50 micrograms per cubic metre over a 24 hour averaging time, for no more than five exceedances per year when monitored in accordance with the most recent version of either: (i) Australian Standard AS3580.9.6 Methods for sampling and analysis of ambient air - Determination of suspended particulate matter - PM10 high volume sampler with size-selective inlet - Gravimetric method; or (ii) Australian Standard AS3580.9.9 Methods for sampling and analysis of ambient air - Determination of suspended particulate matter - PM10 low volume sampler - Gravimetric method.
- B3
If monitoring indicates exceedance of the relevant limits in condition B2 resulting from the mining activities carried out under this environmental authority, 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. OFFICIAL Permit Environmental authority EPML00738813 - Moranbah North Coal Mine
- B4
Dust Management Plan A Dust Management Plan to outline measures to minimise and manage any impacts from the operation of the project on local air quality must be developed and implemented for all stages of the activities authorised under this environmental authority. The Dust Management Plan must include, but not necessarily be limited to: (a) identification of all major sources of dust emissions that may occur as result of the operation of the project; (b) description of the procedures to manage the dust emissions from the sources identified; (c) collection of air quality and meteorological data at location; (d) identifying adverse meteorological conditions likely to produce elevated levels of PM10 at a sensitive or commercial place due to the mining activities carried out under this environmental authority; (e) protocols for regular maintenance of plant and equipment, to minimise the potential for fugitive dust emissions; and (f) description of procedures to be undertaken if any non-compliance is detected. Schedule C: Water Condition Condition number
- C1
Surface Water Contaminants that will, or have the potential, to cause environmental harm must not be released directly or indirectly to any waters as a result of the mining activities carried out under this environmental authority, except as permitted under the conditions of this environmental authority.
- C2
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 Appendix 4: Water Release Points and Monitoring Points attached to this environmental authority.
- C3
The release of mine affected water to internal water management infrastructure that is installed and operated in accordance with a water management plan that complies with condition C28 is permitted.
- C4
The release of mine affected water to waters in accordance with condition C2 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. OFFICIAL Permit Environmental authority EPML00738813 - Moranbah North Coal Mine Table C1: Mine Affected Water Release Points, Sources and Receiving Waters Release point Latitude Longitude Mine affected Monitoring point Receiving (AGD84) water source waters (RP) (AGD84) and location description
- C5
The release of mine affected water to waters from the release points must be monitored at the locations specified in Table C1: Mine Affected Water Release Points, Sources and Receiving Waters for each quality characteristics and at the frequency specified in Table C2: Mine Affected Water Release Limits and Table C3: Release Contaminant Trigger Investigation Levels. Note: The administering authority will take into consideration any extenuating circumstances prior to determining an appropriate enforcement response in the event condition C5 is contravened due to a temporary lack of safe or practical access. The administering authority expects the environmental authority holder to take all reasonable and practicable measures to maintain safe and practical access to designated monitoring locations. OFFICIAL Permit Environmental authority EPML00738813 - Moranbah North Coal Mine Table C3: Release Contaminant Trigger Investigation Levels Quality Trigger levels Comment on trigger level Monitoring characteristic (-g/L) frequency Aluminium 100 For aquatic ecosystem protection, based on SMD guideline Arsenic 13 For aquatic ecosystem protection, based on SMD guideline Cadmium 0.2 For aquatic ecosystem protection, based on SMD guideline Chromium 1 For aquatic ecosystem protection, based on SMD guideline Copper 2 For aquatic ecosystem protection, based on LOR for ICPMS Iron 300 ADWG aesthetic guideline Lead 10 For aquatic ecosystem protection, based on SMD guideline Mercury 0.2 For aquatic ecosystem protection, based on LOR for CV FIMS Nickel 11 For aquatic ecosystem protection, based on SMD guideline Zinc 8 For aquatic ecosystem protection, based on SMD guideline Boron 370 For aquatic ecosystem protection, based on SMD guideline
- C6
- C9 Fraction TRH C10 - C36 100 For aquatic ecosystem protection, based on LOR for GCMS Fraction Fluoride (total) 2000 ANZECC protection of livestock drinking water and short term irrigation guideline Suspended Solids Limit to be determined based on receiving water reference data and achievable best practice sedimentation control and treatment Table C3 Notes: 1. All metals and metalloids must be measured as total (unfiltered) and dissolved (filtered). Trigger levels for metal/metalloids apply if dissolved results exceed trigger. 2. SMD - slightly moderately disturbed level of protection, guideline refers ANZG 2018. 3. LOR - typical reporting limit for method stated. ICPMS/CV FIMS/GCMS - analytical method required to achieve LOR. OFFICIAL Permit Environmental authority EPML00738813 - Moranbah North Coal Mine
- C6
If quality characteristics of the release exceed any of the trigger levels specified in Table C3: Release Contaminant 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: Release Contaminant Trigger Investigation Levels and: (a) where the trigger values are not exceeded then no action is to be taken; or (b) where the monitoring point results exceed the trigger values specified Table C3: Release Contaminant Trigger Investigation Levels for any quality characteristic, compare the results of the downstream monitoring to upstream monitoring data in the receiving waters and: (i) if the result is the same or less than the upstream monitoring site data, then no action is to be taken; or (ii) if the result is greater than the upstream monitoring site data, complete an investigation into the potential for environmental harm and provide a written report to the administering authority via WaTERs within twenty-eight (28) days of receiving the report, outlining: 1) details of the investigations carried out; and 2) actions taken to prevent environmental harm. Note: Where an exceedance of a trigger level has occurred and is being investigated, in accordance with C6(b)(ii) of this condition, no further reporting is required for subsequent trigger events for that quality characteristic.
- C7
If an exceedance in accordance with condition C6(b)(ii) is identified, the holder of this environmental authority must notify the administering authority within fourteen (14) days of receiving the result.
- C8
Mine Affected Water Release Events The holder must ensure a stream flow gauging station/s is operated and maintained to determine and record stream flows at the locations and flow recording frequency specified in Table C4: Mine Affected Water Release during Flow Events.
- C9
Notwithstanding any other condition of this environmental authority, the release of mine affected water to waters in accordance with condition C2 must only take place during periods of natural flow events 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.
- C10
The release of mine affected water to waters in accordance with condition C2 must not exceed the Electrical Conductivity and Sulfate release limits or the Maximum Release Rate (for all combined release point flows) for each receiving water flow criteria for discharge specified in Table C4: Mine Affected Water Release during Flow Events when measured at the monitoring points specified in Table C1: Mine Affected Water Release Points, Sources and Receiving Waters. OFFICIAL Permit Environmental authority Table C4: Mine Affected Water Release during Flow Events Receiving Release Gauging Gauging Gauging Receiving Receiving Water Maximum Electrical Sulfate Waters Point (RP) Station Station Station Water Flow Flow Criteria for Conductivity (mg/L) Latitude Longitude Recording Discharge release rate (-S/cm) Release Isaac River RP1 Monitoring Frequency (m3/second) (m3/second) Release Limits point 1 (decimal (decimal Limits degree degree Continuous Medium Flow <1,800 (Upstream AGD84) AGD84) (minimum >5 < 0.15 < 3,500 AWS) High Flow (1) <2,600 -21.870424 147.97056 daily) > 20 High Flow (2) <3,900 > 50 < 0.260 < 7,500 High Flow (3) <2,600 > 100 <1 < 5,000 <3,900 High Flow (4) <2,600 > 150 <2 < 5,000 <3,900 High Flow (5) < 1.3 < 7,500 <2,600 > 200 <3 < 5,000 <3,900 High Flow (6) <2 < 7,500 <1,800 > 250 <4 < 5,000 <2,600 High Flow (7) <2.6 <7,500 <1,800 > 300 < 7.5 < 3,500 <2,600 High Flow (8) <5 <5000 <1,800 > 350 < 8.9 < 3,500 <2,600 High Flow (9) <6 <5000 <1,800 > 400 < 10.4 < 3,500 <2,600 High Flow (10) <7 <5000 <1,800 > 500 < 11.9 < 3,500 <2,600 <8 <5,000 < 14.9 < 3,500 <10 <5,000 OFFICIAL Permit Environmental authority
- C11
The daily quantity of mine affected water released from the release point must be measured and recorded at the release point in Table C1: Mine Affected Water Release Points, Sources and Receiving Waters.
- C12
Releases to waters must be undertaken so as not to cause erosion of the bed and banks of the receiving waters or cause a material build-up of sediment in such waters.
- C13
Notification of Release Event The environmental authority holder must notify the administering authority via WaTERS as soon as practicable and no later than 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 Schedule C: Water of this environmental authority (that is, contaminant limits, natural flow, discharge volume); (c) release point/s; (d) release rate; (e) release salinity; and (f) receiving water/s including the natural flow rate.
- C14
The environmental authority holder must: (a) notify the administering authority via WaTERS as soon as practicable (nominally within 24 hours after cessation of a release event) of the cessation of a release notified under condition C13; and (b) within 28 days provide the following information in writing: (i) release cessation date/time; (ii) natural flow volume in receiving water; (iii) volume of water released; (iv) details regarding the compliance of the release with the conditions of Schedule C: Water of this environmental authority (i.e. contaminant limits, natural flow, discharge volume); (v) all in-situ water quality monitoring results; and (vi) any other matters pertinent to the water release event. 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 conditions C13 and C14, provided the relevant details of the release are included within the notification provided in accordance with conditions C13 and C14.
- C15
Notification of Release Event Exceedance If the release limits defined in Table C4: Mine Affected Water Release Limits are exceeded, the holder of the environmental authority must notify the administering authority via WaTERS within 24 hours of receiving the results. OFFICIAL
- C16
The holder of this environmental authority must, within 28 days of a release that exceeds the conditions of this environmental authority, provide a report to the administering authority via WaTERS detailing: (a) the reason for the release; (b) the location of the release; (c) all water quality monitoring results; (d) any general observations; (e) all calculations; and (f) any other matters pertinent to the water release event.
- C17
Receiving Environment Monitoring and Contaminant Trigger Levels The quality of the receiving waters must be monitored at the locations specified in Table C5: Receiving Water Upstream Background Sites and Downstream Monitoring Points for each quality characteristic and at the monitoring frequency stated in Table C6: Receiving Waters Contaminant Trigger Levels. Table C5: Receiving Water Upstream Background Sites and Down Stream Monitoring Points Monitoring points Receiving waters Latitude Longitude degree (decimal location description (decimal degree AGD84) AGD84) Upstream background monitoring point Monitoring point 1 North of upstream -21.8696754-S 147.9705236-E automated water station (sensor location) Downstream monitoring points Monitoring point 2 Les' Crossing -21.8824317-S 147.9831345-E Monitoring point 3 South of downstream -21.9218655-S 148.0162522-E automated water station (sensor location) Table C6: Receiving Waters Contaminant Trigger Levels Quality characteristic Trigger level Monitoring frequency Daily during the release pH 6.5 - 9.0 Electrical conductivity (-S/cm) 800 Suspended solids (mg/L) 1000 Sulfate (SO42-)(mg/L) 250 (ADWG 2011) Sodium (mg/L) 180 (ADWG 2011) OFFICIAL
- C18
If quality characteristics of the receiving water at the downstream monitoring points exceed any of the trigger levels specified in Table C6: 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; or (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 twenty-eight (28) days of receiving the report, outlining: (i) details of the investigations carried out; and (ii) actions taken to prevent environmental harm. Note: Where an exceedance of a trigger level has occurred and is being investigated, in accordance with condition C18(b) of this condition, no further reporting is required for subsequent trigger events for that quality characteristic.
- C19
Receiving Environment Monitoring Program (REMP) The environmental authority holder must develop and implement a Receiving Environment Monitoring Program (REMP) to monitor, identify and describe any adverse impacts to surface water environmental values, quality and flows due to the mining activities carried out under this environmental authority. This must include monitoring the effects of the mine on the receiving environment periodically (under natural flow conditions) and while mine affected water is being discharged from the site. For the purposes of the REMP, the receiving environment is the waters of the Isaac River and connected or surrounding waterways within 10km downstream of the release. The REMP should encompass any sensitive receiving waters or environmental values downstream of the mining activities carried out under this environmental authority that will potentially be directly affected by an authorised release of mine affected water. OFFICIAL
- C20
The Receiving Environment Monitoring Program (REMP) must: (a) assess the condition or state of receiving waters, including upstream conditions, spatially
- C21
within the REMP area, considering background water quality characteristics based on
- C22
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 written consent of the third party). Note: To avoid doubt, this includes mine affected water that is transferred between Moranbah North Mine and Grosvenor Mine for water management purposes.
- C23
If the responsibility for mine affected water is given or transferred to another person in accordance with conditions C22: (a) the responsibility for the mine affected water must only be given or transferred in accordance with a written agreement (the third party agreement); (b) the third party agreement must include a commitment from the person utilising the mine affected water to use it in such a way as to prevent environmental harm or public health incidents and specifically make the persons aware of the General Environmental Duty (GED) under section 319 of the Environmental Protection Act 1994, environmental sustainability of the water disposal and protection of environmental values of waters; and (c) the third party agreement must be signed by both parties. Note: This condition does not apply to transfers between Moranbah North Coal Mine and Grosvenor Coal Mine.
- C24
Water General All determinations of water quality and biological monitoring must be performed by an appropriately qualified person.
- C25
Annual Water Monitoring Reporting The following information must be recorded in relation to all water monitoring required for releases under the conditions of this environmental authority and be submitted to the administering authority in the specified format by 1 April each year: (i) the date on which the sample was taken; (ii) the time at which the sample was taken; (iii) the monitoring point at which the sample was taken; (iv) the measured or estimated daily quantity of mine affected water released from all release points; (v) the release flow rate at the time of sampling for each release point; (vi) the results of all monitoring and details of any exceedances of the conditions of this environmental authority; and (vii) water quality monitoring data must be provided to the administering authority via WaTERS.
- C26
Temporary Interference with Waterways 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 the most recent edition of the Department of Regional Development, Manufacturing and Water's (or its successor's) document - "Riverine protection permit exemption requirements" (WSS/2013/726).
- C27
Water Management Plan A Water Management Plan must be developed by an appropriately qualified person and implemented for all stages of the mining activities carried out under this environmental authority. OFFICIAL
- C28
The Water Management Plan must: (a) provide for effective management of actual and potential environmental impacts resulting from water management associated with the mining activities carried out under this environmental authority; and (b) must include at a minimum: (i) a study of the source of contaminants; (ii) a water balance model for the site; (iii) a water management system for the site; (iv) measures to manage and prevent saline drainage; (v) measures to manage and prevent acid rock drainage; (vi) contingency procedures for emergencies; and (vii) a program for monitoring and review of the effectiveness of the Water Management Plan.
- C29
Stormwater and Water sediment controls An Erosion and Sediment Control Plan must be developed by an appropriately qualified person and be implemented for all stages of the mining activities carried out under this environmental authority to minimise erosion and the release of sediment to receiving waters and contamination of stormwater.
- C30
Stormwater, other than mine affected water, is permitted to be released to waters from: (a) erosion and sediment control structures that are installed and operated in accordance with the Erosion and Sediment Control Plan required by condition C29; and (b) water management infrastructure that is installed and operated, in accordance with a Water Management Plan that complies with conditions C27 and C28, for the purpose of ensuring water does not become mine affected water.
- C31
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. OFFICIAL Schedule D: Groundwater Condition number Condition
- D1
Contaminants that will, or have the potential to, cause environmental harm must not be released directly or indirectly to any groundwaters as a result of the mining activities carried out under this environmental authority, except as permitted under the conditions of this environmental authority.
- D2
Groundwater monitoring and management program The holder of the environmental authority must maintain a groundwater monitoring and management program. The program must: (a) ensure adequate groundwater monitoring and data analysis is undertaken to achieve the following objectives: (i) detect any impacts to groundwater quality due to the activities authorised under this environmental authority; (ii) detect any changes to groundwater level due to the activities authorised under this environmental authority; (iii) determine compliance with condition D12; (iv) determine trends in groundwater quality; and (v) determine any interaction or impact from groundwater on surface water (groundwater monitoring locations should align with receiving environment surface water quality monitoring locations, if appropriate); (b) document groundwater management and monitoring methodologies undertaken for the duration of all the activities authorised under this environmental authority; (c) document background groundwater quality in hydraulically isolated background bore(s) that have not been affected by the mining activities carried out under this environmental authority; (d) provide sufficient information to allow the holder to determine predicted seasonal fluctuations of groundwater levels; (e) provide an appropriate quality assurance and quality control program; (f) include a review process to identify improvements to the program that includes addressing any comments provided by the administering authority; and (g) include contingency procedures for emergencies.
- D3
Groundwater monitoring bores The holder of this environmental authority must install all new and replacement bores as identified in Table D1: Groundwater monitoring locations and frequencies, prior to 11 August 2023.
- D4
The new and replacement bores required by condition D3 must be suitable to monitor for the parameters identified in Table D2: Groundwater Quality Monitoring and be capable of targeting the aquifer specified in Table D1: Groundwater monitoring locations and frequencies.
- D5
Monitoring bores RDH754 and MNM MB006 must each be replaced, as per condition D3 with one tertiary sediment bore and one tertiary basalt bore.
- D6
The groundwater quality of monitoring bores, identified in Table D1: Groundwater monitoring locations and frequencies as `New', `Review' or `Replacement' bores, must be compared with limits detailed in Table D3: Groundwater Investigation Trigger Values for the sufficiency of the limit to ensure detection of a significant change to groundwater quality values due to mining OFFICIAL activities carried out under this environmental authority.
- D7
A report detailing the findings of condition D6 must be developed and provided to the administering authority by 1 January 2024.
- D8
Groundwater Monitoring and Management Program (GMMP) Review From 2 August 2022, the GMMP required by condition D2, must be reviewed every three (3) years by an appropriately qualified person. The review must include: (a) an assessment of groundwater levels and groundwater quality value data collected in relation to a condition of this environmental authority; (b) an assessment of the suitability of the monitoring network; (c) an assessment the program against the requirements under condition D2; (d) recommended actions and reasonable timeframes for these actions to ensure actual and potential environmental impacts are effectively identified and managed; and (e) identify any amendments to the groundwater monitoring and management program following the review.
- D9
Annual Groundwater Monitoring Report From 2 August 2022, an Annual Groundwater Monitoring Report (AGMR) must be completed each year and submitted to the administering authority via WaTERS within twenty-eight (28) days of receiving the AGMR.
- D10
The AGMR required by condition D9 must include: (a) a review of all the groundwater quality and standing water level (SWL) data of all groundwater bores listed within Table D1: Groundwater monitoring locations and frequencies; (b) an assessment of groundwater quality and SWL trends for all data from all groundwater bores listed in Table D1: Groundwater monitoring locations and frequencies; (c) an assessment of any impacts on groundwater level due to the mining activities; (d) comparison with receiving environment surface water quality monitoring results to determine any interaction or impact from groundwater on surface water; and (e) actions taken to minimise impacts or potential impacts on groundwater resources by mining activities carried out under this environmental authority.
- D11
Groundwater Quality Monitoring Groundwater quality must be monitored: (a) at the locations specified in Table D1: Groundwater monitoring locations and frequencies, as illustrated in Appendix 6 - Groundwater Monitoring Bore Locations; (b) at the frequencies specified in Table D1: Groundwater monitoring locations and frequencies; and (c) for the quality characteristics listed in Table D2: Groundwater Investigation Trigger Values. OFFICIAL Table D1: Groundwater Monitoring Locations and Frequencies Monitoring Points Longitude (Decimal Latitude (Decimal Frequency Degree, AGD84) Degree, AGD84) Monthly Monthly Alluvium Monthly MNM MB001# 147.9673 -21.8697 Monthly Monthly MNM MB002# 148.0439 -21.9147 Monthly Monthly Tertiary Sediments above Basalt Monthly Monthly
- D12
Subject to the requirements of condition D11, if a limit defined in Table D3: Groundwater Investigation Trigger Values is exceeded on three (3) consecutive monitoring occasions, an investigation must be completed within twenty-eight (28) days of detection to determine if the exceedance is a result of: (a) mining activities authorised under this environmental authority; (b) natural variation; or (c) neighbouring land use resulting in groundwater impacts; and (d) if the exceedance is due to D12(a), determine whether environmental harm has occurred or may occur.
- D13
The holder of this environmental authority must notify the administering authority via WaTERS and provide a report of the investigation to the administering authority within fourteen (14) days of completion of the investigation under condition D12.
- D14
Groundwater level monitoring Groundwater levels must be monitored: (a) at the locations specified in Table - D4 Groundwater level monitoring locations, frequency and triggers, as illustrated in Appendix 6 - Groundwater Monitoring Bore Locations; and (b) at the frequencies specified in Table - D4 Groundwater level monitoring locations, frequency and triggers. Table D2: Groundwater Quality Monitoring Parameter Unit Trigger type Limit Type As per Table D3 Minimum/Maximum pH pH Units Maximum Maximum Electrical Conductivity (EC) -S/cm Maximum Sulfate (SO42-) mg/L Maximum Dissolved Aluminium (Al) mg/L Maximum Dissolved Arsenic (As) mg/L Maximum Dissolved Iron (Fe) mg/L Maximum Dissolved Molybdenum (Mo) mg/L Dissolved Selenium (Se) mg/L Maximum Total Recoverable Hydrocarbons (TRH) C6 - C9 Fraction -g/L Total Recoverable Hydrocarbons -g/L Maximum (TRH) C10 - C36 Fraction Interpretative purposes only Sodium (Na) mg/L No specified Magnesium (Mg) mg/L trigger Calcium (Ca) mg/L Potassium (K) mg/L Chloride (Cl) mg/L Bicarbonate Alkalinity as CaCO3 mg/L OFFICIAL Table D3: Groundwater Investigation Trigger Values Monitoring pH EC SO4 Al As Fe Mo Se TRH C10-C36 Point mg/L C6-C9 -g/L mg/L mg/L mg/L -g/L pH units -S/cm mg/L mg/L 318 0.055 0.013 0.14 0.034 Alluvium 0.013 0.14 0.034 MNM 0.013 0.14 0.034 MB001# <6.5 or 8,910 0.013 0.14 0.034 0.005 20 100 MNM >8.5 0.013 0.14 0.034 0.004 0.33 0.005 MB002# 0.009 5.3 0.006 0.004 0.08 0.004 Tertiary Sediments above Basalt 0.003 0.61 0.002 0.003 0.05 0.002 MNM 8,910 318 0.055 0.013 0.14 0.034 0.005 20 100 MB005# 0.013 0.14 0.034
- D15
In the event that groundwater level fluctuations in excess of two (2) metres per year beyond predictable seasonal fluctuations as determined by condition D2(d) are detected at the groundwater monitoring locations nominated in Table D4: Groundwater level monitoring locations, frequency and triggers, an investigation must be undertaken within fourteen (14) days of detection to determine if the groundwater level fluctuations are a result of: (a) the mining activities carried out under this environmental authority; or (b) pumping from licensed bores; or (c) seasonal variation.
- D16
If the results of the investigation conducted under condition D15 identify that the groundwater level fluctuations are a result of the mining activities carried out under this environmental authority, the holder of the environmental authority must notify the administering authority via WaTERS and provide a copy of a report detailing the findings and outcomes of the investigation within seven (7) days of receiving the result.
- D17
The holder of this environmental authority must submit a report to the administering authority proposing bore specific groundwater level trigger thresholds (mAHD) by 22 December 2023.
- D18
Groundwater sampling 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.
- D19
The method of groundwater sampling required by this environmental authority must comply with that set out in the latest edition of the administering authority's "Monitoring and Sampling Manual" as amended from time to time and consider the methodology and matters stated in administering authority's (or its successor's) guideline "Using monitoring data to assess groundwater quality and potential environmental impacts", February 2021 as amended from time to time.
- D20
Bore construction and maintenance and decommissioning The construction, maintenance, management and decommissioning of groundwater bores (including groundwater monitoring bores) must be undertaken in a manner that prevents or minimises impacts to the environment and ensures the integrity of the bores to obtain accurate monitoring results. OFFICIAL Table D4: Groundwater level monitoring locations, frequency, and triggers Monitoring Longitude Latitude Surface RL Frequency2 Pre-mining Level Trigger Points (decimal degree) (decimal degree) (mAHD)1 baseline Threshold (AGD84) (AGD84) water level (mAHD) 1 Alluvium (mAHD)1 TWM17008A 148.0653744 -21.8612064 245.85 M As per condition D18 Tertiary Sediments above Basalt
- PZ002
* 147.9591 -21.8825 251.95 M As per condition D18
- PZ004
147.9619 -21.8779 249.75 M As per condition D18
- PZ003
147.9620 -21.8779 249.71 M As per condition D18
- E1
The holder of this environmental authority must ensure that noise generated by the mining activities carried out under this environmental authority does not cause the criteria in Table E1: Noise Limits to be exceeded at a sensitive or commercial place.
- E2
Noise monitoring When requested by the administering authority, noise monitoring must be undertaken to investigate any complaint of noise nuisance, and the results notified within 14 days to the administering authority. Monitoring must include: (a) LA10, adj, 10 mins; (b) LA1, adj, 10 mins; (c) the level and frequency of occurrence of impulsive or tonal noise; (d) atmospheric conditions including wind speed and direction; (e) effects due to extraneous factors such as traffic noise; and (f) location, date and time of recording.
- E3
The method of measurement and reporting of noise monitoring must comply with the current
- E4
If monitoring indicates exceedance of the relevant limits in condition E1, 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. Table E1: Noise Limits Monday to Saturday Sundays and public holidays Noise level dB(A) 7am - 6pm 6pm - 10pm 10pm - 7am 9am - 6pm 6pm - 10pm 10pm - 9am LA10, adj, 10 mins Noise measured at a 'Noise sensitive place' LA1, adj, 10 mins B/g* + 5 B/g + 5 B/g + 0 B/g + 5 B/g + 5 B/g + 0 B/g + 10 B/g + 5 B/g + 10 B/g + 5 B/g + 10 B/g + 10 Noise measured at a `Commercial place' LA10, adj, 10 mins B/g + 10 B/g + 10 B/g + 5 B/g + 10 B/g + 10 B/g + 5 LA1, adj, 10 mins B/g + 15 B/g + 15 B/g + 10 B/g + 15 B/g + 15 B/g + 10 Table E1 Notes: * B/g means background noise level. OFFICIAL
- E5
Vibration nuisance Vibration from the licensed activities must not cause an environmental nuisance, at any sensitive or commercial place.
- E6
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.
- E7
Vibration monitoring must include the following descriptors, characteristics and conditions: (a) location of the blast(s) within the mining area; (b) atmospheric conditions including temperature, relative humidity and wind speed and direction; and (c) location, date and time of recording.
- E8
If monitoring indicates exceedance of the relevant limits in Table E2: 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. Table E2: Vibration limits Vibration measured Location Sensitive or commercial place 5 mm/s peak particle velocity for nine (9) out of ten (10) consecutive blasts and not greater than 10 mm/s peak particle velocity at any time Table E2 Notes: The method of measurement and reporting of vibration levels must comply with the latest edition of the administering authority's guideline - OFFICIAL Schedule F: Waste Condition number Condition
- F1
Waste Management For the purpose of conditions F3 to F15, effluent, waste rock, spoil, overburden, rejects and tailings generated on Mining Lease (ML) 70108 and ML700042 and waste products specified in condition
- F2
are not considered as `waste'.
- F2
The following waste products produced under this environmental authority and on ML70378 (Grosvenor Mine); or MDL277, EPC548 and MDL377 (Moranbah South); or EPC1454 (Grosvenor East); or EPC552, MDL166, MDL274 (Grosvenor West); or from the Evap Pond at the Power Plant* on ML70108 are authorised to be disposed of within the Moranbah North Co-disposal Area located on ML70108: (a) rejects and tailings; (b) breaker rejects; (c) drilling muds/fluids, and cuttings; (d) coal sediment from the desilting of dams in the coal handling facility areas; and (e) water or sediment containing hydrocarbons. *the Evap Pond at the Power Plant on ML70108 is authorised under environmental authority EPPR00191513, and receives rainfall runoff and condensate from the gas supply pipeline prior to the gas entering the electricity generation process.
- F3
Waste is not permitted to be disposed of within ML70108 and ML700042, except as permitted in accordance with condition F13 of this environmental authority. OFFICIAL
- F4
The holder of this environmental authority must develop, implement and maintain a waste management program in accordance with the Environmental Protection Act 1994 and subordinate legislation for this site. The waste management program must include: (a) the waste management control strategies must consider: (i) the types and amounts of wastes generated by the mining activities; (ii) segregation of the wastes; (iii) storage of the wastes; (iv) transport of the wastes; and (v) monitoring and reporting matters concerning the waste; (b) the hazardous characteristics of the wastes generated including disposal procedures for hazardous wastes; (c) a program for reusing, recycling, or disposing of all wastes; (d) how the waste will be dealt with in accordance with the waste 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); (e) 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; (f) procedures for dealing with accidents, spills and other incidents; (g) details of any accredited management system employed, or planned to be employed, to deal with waste; (h) how often the performance of the waste management program will be assessed; (i) the indicators or other criteria on which the performance of the waste management programwill be assessed; and (j) staff training and induction to the waste management program.
- F5
All general and regulated waste may be temporarily stored on ML70108 and ML700042 in the process of being removed from the site to a facility that is lawfully able to accept the waste under the Environmental Protection Act 1994.
- F6
Unless otherwise permitted by a condition of this environmental authority or with prior approval from the administering authority and in accordance with a relevant standard operating procedure, waste must not be burnt.
- F7
The holder of this environmental authority may burn vegetation cleared in the course of carrying out extraction activities provided the activity does not cause environmental harm at any sensitive place or commercial place.
- F8
Regulated waste, other than that authorised to be disposed of onsite under this environmental authority, must only be removed and transported from the site by a person who holds a current authority to transport such wastes to a facility that is lawfully able to accept the waste under the Environmental Protection Act 1994. OFFICIAL
- F9
The following regulated waste may be temporarily stored on ML70108 before being directed to a facility that can lawfully accept such waste: (a) tyres; (b) batteries; (c) hydrocarbons; (d) oils; and (e) chemicals listed under the Environmental Protection Act 1994 and subordinate legislation.
- F10
Each container of regulated waste stored awaiting movement off site must be marked to identify the contents.
- F11
Scrap tyres stored awaiting disposal or transport for take-back and recycling, or waste-to- energy options must be stored or stockpiled in volumes less than 3m in height and 200m2 in area and at least 10m from any other tyre storage area.
- F12
All combustible materials, including grass and vegetation, must be removed within a 10m radius of any waste storage area. Note: Waste storage area includes areas for the storage of general wastes, scrap tyres or other regulated wastes.
- F13
Subject to demonstrating to the administering authority that no other use higher in the waste management hierarchy can be practicably implemented, waste tyres generated from mining activities conducted on ML70108, ML700042 or ML70378 may be disposed of on ML70108 in underground stopes.
- F14
Waste batteries must be stored: (a) in a bunded and roofed area; or (b) palletised and plastic wrapped.
- F15
A record of all wastes must be kept detailing the following information: (a) date of pickup of waste; (b) description of waste; (c) quantity of waste; (d) origin of the waste; and (e) destination of the waste. OFFICIAL Schedule G: Land Condition Condition number
- G1
Topsoil Topsoil must be strategically stripped ahead of mining in accordance with a Topsoil Management Plan.
- G2
Topsoil and subsoils must be managed to ensure stability and minimise the release contaminants. Measures must include: (a) vegetating stockpiles; (b) minimising the height of stockpiles; and (c) re-using stockpiles as soon as possible.
- G3
Preventing Contaminant Release to Land Contaminants must not be released to land in manner which constitutes nuisance, material or serious environmental harm unless otherwise authorised under this environmental authority.
- G4
Contaminated Land Before applying for surrender of a mining lease, the holder must (if applicable) provide to the administering authority a site investigation report under the Environmental Protection Act 1994, in relation to any part of the mining lease which has been used for notifiable activities or which the holder is aware is likely to be contaminated land, and also carry out any further work that is required as a result of that report to ensure that the land is suitable for its final land use.
- G5
Before applying for progressive rehabilitation certification for an area, the holder must (if applicable) provide to the administering authority a site investigation report under the Environmental Protection Act 1994, in relation to any part of the area the subject of the application which has been used for notifiable activities or which the holder is aware is likely to be contaminated land, and also carry out any further work that is required as a result of that report to ensure that the land is suitable for its final land use under Table G1: Rehabilitation requirements.
- G6
Chemicals and Flammable or 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 edition of AS 1940 - Storage and Handling of Flammable and Combustible Liquids.
- G7
Subsidence The holder of this environmental authority must maintain and implement a Subsidence Management Plan that will address the following matters: (a) the changes in the surface relief and drainage due to underground mining at the site; (b) subsidence modelling (predictions) ahead of mining; (c) the management of erosion arising from subsidence; (d) the implementation of remedial drainage works on ML700042 to prevent residual ponding of surface water on lands overlying mining activities and establishment of a stable, free draining post mining landform on ML700042; (e) the monitoring of stream bank and bed erosion rates pre and post subsidence; (f) the management and works required for maintaining the physical and ecological integrity of the Isaac River; and (g) rehabilitation methods and timeframes. OFFICIAL
- G8
The Subsidence Management Plan must be reviewed each calendar year and a report prepared by an appropriately qualified person and provided to the administrating authority
- G9
within six (6) months of the end of the annual period to which the review relates. The report
- G12
(a) an assessment of the plan against the requirements under condition G7; G13 (b) recommended actions and reasonable timeframes to ensure actual and
- G14
potentialenvironmental impacts are effectively managed; and (c) identify any amendments made to the Subsidence Management Plan following the review. The recommended actions detailed for condition G8(b) must be completed within the associated timeframes detailed for condition G8(b) unless the administering authority has approved otherwise. Subsidence must not cause residual ponding on lands overlying mining activities on ML700042. Rehabilitation landform criteria Land disturbed by mining must be rehabilitated in accordance with Table G1: Rehabilitation Requirements. All areas significantly disturbed by mining activities carried out under this environmental authority must be rehabilitated to a stable landform with a self-sustaining vegetation cover in accordance with Table G1: Rehabilitation requirements. The holder of this environmental authority must maintain a Land Suitability Plan applying to all areas of disturbance and detailing the following: (a) site plans indicating pre mining land use and post mining land use; (b) description of pre mining land use and post mining land use; (c) the area, in hectares, within each land suitability class pre mining and post mining; (d) the analogue sites chosen for rehabilitation of post mining areas and why these landforms were chosen; (e) detail rehabilitation monitoring and maintenance provisions including geotechnical stability, presence of erosion, quality of surface water runoff, foliage protection cover, fauna and species richness and diversity; and (f) detail revegetation criteria. Areas which are to be progressively rehabilitated to native ecosystem must comply with thefollowing outcomes: (a) a self-sustaining native ecosystem has been established with a species composition and distribution similar to appropriate analogue sites; (b) all areas disturbed by mining activities carried out under this environmental authority have been rehabilitated to the landform design and comply with the estimated category percentages indicated in Table G1: Rehabilitation requirements; (c) landforms are stable with erosion similar to appropriate analogue sites; and (d) landforms have been reshaped as close as practicable to the aspect orientation of similar analogue sites. OFFICIAL Table G1: Rehabilitation Requirements Land Suitability Land Use Category Estimated Pre-Mine Estimated Post Mine Area (%) Class (DPI, 1994) Area (%) 0 ML70108 and PPL191 0
- G15
Areas which are to be rehabilitated to grazing pasture must comply with the followingoutcomes: (a) a self-sustaining vegetative protective cover has been established with species composition and distribution similar to appropriate analogue sites; (b) all areas disturbed by the mining activities carried out under this environmental authority have been rehabilitated to the landform design indicated in the Land Suitability Plan and comply with the estimated category percentages indicated in Table G1: Rehabilitation requirements; (c) landforms are stable with rates of erosion similar to appropriate analogue sites; and (d) a similar level of productivity (e.g. sustainable dry matter production, stock live weight gain) to appropriate analogue sites.
- G16
Progressive rehabilitation must commence within six (6) months of operations ceasing within an area. OFFICIAL
- G17
Remnant vegetation disturbed by mining activities carried out under this environmental authority on ML700042, that are identified with a `Vegetation Management Act Status' in Appendix 5: ML700042 Regulated Vegetation, must be rehabilitated in a manner that supports the establishment of vegetation connectivity across ML700042.
- G18
Rehabilitation Management Plan The holder of this environmental authority must complete a Rehabilitation Management Plan for disturbed areas and provide it to the administering authority for review and comment by 1 July 2020. The Rehabilitation Management Plan must, at a minimum: (a) develop design criteria for rehabilitation of each domain; (b) identify success factors and completion criteria for each domain; (c) identify three (3) reference sites to be used to develop rehabilitation success criteria; (d) describe the monitoring of reference sites inclusive of statistical design; (e) detail rehabilitation methods applied to each domain; (f) contain landform design criteria including end of mine design; (g) detail how landform design will be consistent with the surrounding topography; (h) provide schematic representation of final landform inclusive of: i) drainage design and features ii) slope designs; iii) cover design; iv) erosion controls proposed on reformed land; v) explain planned native vegetation rehabilitation areas and corridors; (i) describe rehabilitation monitoring and maintenance requirements to be applied to all areas of disturbance; (j) develop a contingency plan for rehabilitation maintenance or redesign; and (k) describe end of mine landform design plan and post mining land uses across the mine.
- G19
Rehabilitation Monitoring Program Once rehabilitation has commenced, the holder of the environmental authority must conduct a Rehabilitation Monitoring Program on a yearly basis, which must include sufficient spatial and temporal replication to enable statistically valid conclusions as established under the rehabilitation program.
- G20
The Rehabilitation Monitoring Program must be developed and implemented by a person possessing appropriate qualifications and experience in the field of rehabilitation management, nominated by the environmental authority holder. OFFICIAL
- G21
Verification of rehabilitation success, determined by the rehabilitation success criteriadeveloped as per condition G18 is to be carried out as follows: (a) the minimum sampling intensity must be specified for the monitoring of progressive rehabilitation; (b) justification of the suitability of the minimum sampling intensity must be provided; (c) monitoring must include sufficient replication to enable statistical analysis of results at an acceptable power; and (d) undertaken at twelve monthly intervals.
- G22
The Rehabilitation Monitoring Program must be updated and provided to the administering authority upon request,describing: (a) how the rehabilitation objectives as per the Rehabilitation Management Plan will be achieved; and (b) verification of rehabilitation success as per condition G21.
- G23
Post Closure Management Plan A Post Closure Management Plan for the site must be developed and submitted to the administering authority at least 18 months prior to the final coal processing on site and implemented for a nominal period of: (a) at least 30 years following final coal processing on site; or (b) a shorter period if the site is proven to be geotechnically and geochemically stable and it can be demonstrated to the satisfaction of the administering authority that no release of contaminants from the site will result in environmental harm.
- G24
The Post Closure Management Plan must include the following elements: (a) operation and maintenance of: (i) wastewater collection and reticulation systems; (ii) wastewater treatment systems; (iii) the groundwater monitoring network; (iv) final cover systems of spoil dumps; and (v) vegetative cover; (b) monitoring of: (i) surface water quality; (ii) groundwater quality; (iii) seepage rates; (iv) erosion rates; (v) the integrity and stability of all slopes, ramps and voids; and (vi) the health and resilience of native vegetation cover. OFFICIAL
- G25
Petroleum Pipeline Pipeline operations and maintenance must be in accordance, to the greatest practical extent, with the relevant section of the APGA Code of Environmental Practice: Onshore Pipelines (2022) as amended and/or Australian Standard AS2885.3.2012 Pipelines - Gas and Liquid Petroleum, Part 3 Operation and Maintenance.
- G26
Written procedures must be developed prior to operation, to ensure operations and maintenance of the pipeline complies with the conditions of the environmental authority.
- G27
After decommissioning, all significantly disturbed land caused by the carrying out of the petroleum activity(ies), must be rehabilitated in accordance with conditions of the environmental authority.
- G28
Trench water, hydrostatic testing water, flush water or water used for pressure testing of this pipeline must be managed in accordance with conditions C1 to C16 inclusive and conditions
- C22
and C23 of the environmental authority. OFFICIAL Schedule H: Regulated Structures Condition Condition number
- H1
Assessment of consequence category The consequence category of any structure must be assessed by a suitably qualified and experienced person in accordance with the latest version of the administering authority's Manual for assessing consequence categories and hydraulic performance of structures (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.
- H2
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.
- H3
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
- H4
Design and construction of a regulated structure Conditions H5 to H9 inclusive do not apply to existing structures.
- H5
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 Manualfor
- H6
Construction of a regulated structure is prohibited unless: (a) the holder has submitted a consequence category assessment report and certification to theadministering 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 environmental authority.
- H7
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.
- H8
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. OFFICIAL
- H9
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.
- H10
Notification of affected persons All affected persons must be provided with a copy of the emergency action plan in place foreach regulated structure: (a) for existing structures that are regulated structures, within ten (10) business days of this conditiontaking effect; (b) prior to the operation of the new regulated structure; and (c) if the emergency action plan is amended, within five (5) business days of it being amended.
- H11
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 in respect of regulated structure, all of thefollowing: (a) one paper copy and one electronic copy of the design plan and certification of the `design plan' in accordance with condition H6; (b) a set of `as constructed' drawings and specifications; (c) certification of the `as constructed drawings and specifications' in accordance with condition H9; (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 environmental authority relating to the construction of the regulated structure have been met; (f) the holder has entered the details required under this environmental authority, into a Registerof Regulated Structures; and (g) there is a current operational plan for the regulated structure.
- H12
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 commencementof 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.
- H13
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. OFFICIAL
- H14
Mandatory reporting level Conditions H15 to H16 inclusive only apply to Regulated Structures which have not been certified as low consequence category for `failure to contain - overtopping'.
- H15
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.
- H16
The holder must, as soon as practicable but within forty-eight (48) hours of becoming aware, notify the administering authority when the level of the contents of a regulated dam reaches the MRL.
- H17
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.
- H18
The holder must record any changes to the MRL in the Register of Regulated Structures.
- H19
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.
- H20
By 1 November of each year, storage capacity must be available in each regulated dam (or network of linked containment systems with a shared DSA volume), to meet the Design Storage Allowance (DSA) volume for the dam (or network of linked containment systems).
- H21
The holder must, as soon as practicable but 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.
- H22
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.
- H23
Annual inspection report Each regulated structure must be inspected each calendar year by a suitably qualified and experienced person.
- H24
At each annual inspection, the condition and adequacy of all components of the regulated structure must be assessed and a suitably qualified and experienced person must prepare an annual inspection report containing details of the assessment and include a recommendations section, with any recommended actions to ensure the integrity of the regulated structure or a positive statement that no recommendations are required.
- H25
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 OFFICIAL
- H26
The holder must within 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 receipt of the recommendations and (if applicable) recommended actions, the administering authority requests a copy of the annual inspection report from the holder, provide this to the administering authority within ten (10) business days of receipt of the request.
- H27
Transfer arrangements The holder 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 assessment, design plan and other supporting documentation, to a new holder on transfer of this environmental authority.
- H28
Register of Regulated Structures A Register of Regulated Structures must be established and maintained by the holder for each regulated structure.
- H29
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.
- H30
The holder must make a final entry of the required information in the Register of Regulated Structures once compliance with conditions H11 and H12 have been achieved.
- H31
The holder must ensure that the information contained in the Register of Regulated Structures is current and complete on any given day.
- H32
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.
- H33
The holder must supply a copy of the records contained in the Register of Regulated Structures, in the electronic format required, upon request from the administering authority.
- H34
Transitional arrangements All existing structures that have not been assessed in accordance with either the Manual or the former Manual for Assessing Hazard Categories and Hydraulic Performance of Dams must be assessed and certified in accordance with the Manual within 6 months of amendment of the authority adopting this schedule.
- H35
All existing structures must subsequently comply with the timetable for any further assessments in accordance with the Manual specified in Table H1 - Transitional hydraulic performance requirements for existing structures depending on the consequence category for each existing structure assessed in the most recent previous certification for that structure.
- H36
Table H1 - Transitional hydraulic performance requirements for existing structures ceases to apply for a structure once any of the following events has occurred: (a) it has been brought into compliance with the hydraulic performance criteria applicable to thestructure under the Manual; or (b) it has been decommissioned; or (c) it has been certified as no longer being assessed as a regulated structure. OFFICIAL
- H37
Certification of the transitional assessment required by H35 and H36 (as applicable) must be provided to the administering authority within 6 months of amendment of the authority adopting this schedule. Table H1: Transitional hydraulic performance requirements for existing structures Transition period required for existing structures to achieve the requirements of the Manual for Assessing Consequence Categories and Hydraulic Performance of Dams Compliance with High consequence Significant consequence Low consequence criteria >90% and a history of No transition required No transition required No transitional conditions good compliance apply. Review consequence performance in last 5 assessment by 30 July years 2025 and by 30 July every 7 years thereafter. >70%-90% By 30 July 2025, unless By 30 July 2033, unless No transitional conditions otherwise agreed with the otherwise agreed with the apply. Review consequence administering authority, administering authority, assessment by 30 July based on no history of based on no history of 2025 and by 30 July every unauthorised releases. unauthorised releases. 7 years thereafter. 50-70% By 30 July 2023 unless By 30 July 2025 unless Review consequence otherwise agreed with the otherwise agreed with the assessment by 30 July administering authority, administering authority, 2025 and by 30 July every based on no history of based on no history of 7 years thereafter. unauthorised releases. unauthorised releases. 50% By 30 July 2023 or as per By 30 July 2023 or as per Review consequence compliance requirements compliance requirements assessment by 30 July (e.g. TEP timing). (e.g. TEP timing). 2023 and by 30 July every 5 years thereafter. Regulated levee By 30 July 2023 years unless otherwise agreed with the administering authority. designed to prevent theingress of clean flood water <100% compliant. OFFICIAL Schedule I: Community Condition Condition number
- J1
Sewage Treatment The daily operation of the sewage treatment plant and pollution control equipment must becarried out by a person(s) with appropriate experience and/or qualifications to ensure the effective operation of that treatment system and control equipment.
- J2
Pipelines and fittings associated with the sewage treatment plant must be clearly identified. Lockable valves or removable handles must be fitted to all release pipelines situated in public access areas.
- J3
Effluent from the sewage treatment plant must only be discharged from the authorised discharge points for the purpose of irrigation, as specified in Table J1: Effluent Discharge Locations in compliance with the limits stated in Table J2: Effluent Release Limits to Land and the conditions of this environmental authority. Table J1: Effluent Discharge Locations Latitude Longitude Authorised DischargeLocation Points (decimal degree, ADG84) (decimal degree,ADG84) Effluent Discharge Point Effluent irrigation area X1: 147.5759 Y1: -21.5255
- J4
Notwithstanding the quality characteristic limits specified in Table J2: Effluent Release Limits to Land, releases of effluent must not have any properties nor contain any organisms or other contaminants in concentrations that are capable of causing environmental harm. OFFICIAL
- J5
Effluent from the sewage treatment plant, for the purpose of dust suppression, must only be discharged from the authorised discharge points, as specified in Table J1: Effluent Discharge Locations in compliance with the limits stated in Table J2: Effluent Release Limits to Land and the conditions of this environmental authority.
- J6
Effluent must not be released from the site to any waters or the bed and banks of any waters.
- J7
Water or storm water contaminated by sewage treatment activities must not be released to any waters or the bed and banks of any waters
- J8
Water or storm water contaminated by sewage treatment activities must not be released toland.
- J9
Land Disposal - Irrigation The irrigation of 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 effluent; (d) percolation of effluent beyond the plant root zone is minimised; (e) the capacity of the land to assimilate nitrogen, phosphorus, salts, organic matter as measured by oxygen demand and water is not exceeded; and (f) the quality of groundwater is not adversely affected.
- J10
Notices must be prominently displayed on areas undergoing effluent irrigation, warning the public that the area is irrigated with effluent and not to use or drink the effluent. These noticesmust be maintained in a visible and legible condition.
- J11
The daily volume of contaminants released to land must be determined or estimated by an appropriate method, for example a flow meter, and records kept of such determinations and estimates.
- J12
When conditions prevent the irrigation of treated effluent to land (such as during or following rain events), the contaminants must be directed to a wet weather storage or alternative measures must be taken to store/lawfully dispose of effluent (such as wet weather storage ortanking off site to another treatment plant or sewer). A record must be kept of any removal ordischarge off site, including destination, transporter, dates and volumes.
- J13
Treated Effluent Removal A record of the removal of treated effluent from site must be kept detailing the following information: (a) date of pickup of treated effluent; (b) volume of treated effluent removed from the site; (c) destination of the treated effluent; and (d) the transporter. OFFICIAL
- J14
If the responsibility of the treated effluent is given or transferred to another person: (a) the responsibility of such effluent must only be given or transferred in accordance with a written agreement (the third party agreement); (b) include in the third party agreement a commitment from the person utilising the effluent to use effluent in such a way as to prevent environmental harm or public health incidences and specifically make the persons aware of the General Environmental Duty (GED) under section 319 of the Environmental Protection Act 1994, environmental sustainability of any effluent disposal and protection of environmental values of waters; and (c) upon being notified or otherwise becoming aware that the person's use of effluent is causing or threatens to cause environmental harm or is posing a human health risk, and if the person does not rectify the situation upon written request, the giving and transferring responsibility for such effluent must cease.
- J15
Monitoring must be undertaken, and records kept of a monitoring program of contaminant releases to the irrigation area at the monitoring points, frequency, and for the parameters specified in Table J3: Effluent Monitoring Program.
- J16
The following information must be recorded in relation to all 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; (d) the measured or estimated daily flow of effluent at the time of sampling; and (e) the results of all monitoring.
- J17
Biosolids Biosolids produced by the activity for re-use must be: (a) sampled, analysed, graded and classified according to the procedures specified in the administering authority's systems and standards; and (b) re-used under a relevant approval issued by the administering authority. OFFICIAL Table J3: Effluent Monitoring Program Monitoring point Quality characteristics Units Frequency mg/L Monthly 5 Day BOD cfu/100mL2 Faecal Coliform mg/L -S/ cm Effluent Monitoring Point 1 Suspended Solids pH units (effluent irrigation line) Electrical Conductivity mg/L pH mg/L Free Chlorine Residual mg/L Total Nitrogen mg/L Total Phosphorus Oil and Grease OFFICIAL Schedule K: Stimulation Activities Condition Condition number
- K1
Stimulation activities must not cause the connection of the target gas producing formation and another aquifer.
- K2
Practices and procedures must be in place to detect, as soon as practicable, any fractures that cause the connection of a target gas producing formation and another aquifer.
- K3
The use of restricted stimulation fluids (as defined in the Environmental Protection Act 1994) is prohibited.
- K4
Polycyclic aromatic hydrocarbons or products that contain polycyclic aromatic hydrocarbons must not be used in stimulation fluids in concentrations above the reporting limit.
- K5
Stimulation activities must not negatively affect water quality, other than that within the stimulation impact zone of the target gas producing formation.
- K6
The internal and external mechanical integrity of the well system prior to and during stimulation must be ensured such that there is: (a) no significant leakage in the casing, tubing, or packer; and (b) there is no significant fluid movement into another aquifer through vertical channelsadjacent to the well bore hole.
- K7
Stimulation Risk Assessment Prior to undertaking stimulation activities, a risk assessment must be developed to ensurethat stimulation activities are managed to prevent environmental harm. OFFICIAL
- K8
The stimulation risk assessment must be carried out for every well to be stimulated prior to stimulation being carried out at that well and address issues at a relevant geospatial scale such that changes to features and attributes are adequately described and must include, but not necessarily be limited to: (a) a process description of the stimulation activity to be applied, including equipment anda comparison to best international practice; (b) provide details of where, when and how often stimulation is to be undertaken on the tenures covered by this environmental authority; (c) a geological model of the field to be stimulated including geological names,descriptions and depths of the target gas producing formation(s); (d) naturally occurring geological faults; (e) seismic history of the region (e.g. earth tremors, earthquakes); (f) proximity of overlying and underlying aquifers; (g) description of the depths that aquifers with environmental values occur, both aboveand below the target gas producing formation; (h) identification and proximity of landholder' active groundwater bores in the area where stimulation activities are to be carried out; (i) the environmental values of groundwater in the area; (j) an assessment of the appropriate limits of reporting for all water quality indicators relevant to stimulation monitoring in order to accurately assess the risks toenvironmental values of groundwater; (k) description of overlying and underlying formations in respect of porosity, permeability, hydraulic conductivity, faulting and fracture propensity; (l) consideration of barriers or known direct connections between the target gasproducing formation and the overlying and underlying aquifers; (m) a description of the well mechanical integrity testing program; (n) process control and assessment techniques to be applied for determining extent of stimulation activities (e.g. microseismic measurements, modelling etc.); (o) practices and procedures to ensure that the stimulation activities are designed to be contained within the target gas producing formation; (p) groundwater transmissivity, flow rate, hydraulic conductivity and direction(s) of flow; (q) a description of the chemical compounds used in stimulation activities (including estimated total mass, estimated composition, chemical abstract service numbers and properties), their mixtures and the resultant compounds that are formed after stimulation; (r) a mass balance estimating the concentrations and absolute masses of chemical compounds that will be reacted, returned to the surface or left in the target gas producing formation subsequent to stimulation; (s) an environmental hazard assessment of the chemicals used, including their mixtures and the resultant chemicals that are formed after stimulation including:
- K9
Water quality baseline monitoring Prior to undertaking any stimulation activity, a baseline bore assessment must be undertakenof the water quality of: (a) all landholder's active groundwater bores (subject to access being permitted by the landholder) that are spatially located within a two (2) kilometre horizontal radius from the location of the stimulation initiation point within the target gas producing formation; and (b) all landholders' active groundwater bores (subject to access being permitted by the landholder) in any aquifer that is within two hundred (200) metres above or below the target gas producing formation and is spatially located with a two (2) kilometre radius from the location of the stimulation initiation point; and (c) any other bore that could potentially be adversely impacted by the stimulation activities in accordance with the findings of the risk assessment required by conditions K7 and K8.
- K10
Prior to undertaking stimulation activities at a well, there must be sufficient water quality data to accurately represent the water quality in the well to be stimulated. The data must include as a minimum the results of analyses for the parameters in condition K11. OFFICIAL
- K11
Baseline bore assessments required by condition K9 and well assessments required by condition K10 must include relevant analytes and physico-chemical parameters to be monitored in order to establish baseline water quality and must include, but not necessarily be limited to: (a) pH; (b) electrical conductivity [-S/m]; (c) turbidity [NTU]; (d) total dissolved solids [mg/L]; (e) temperature [-C]; (f) dissolved oxygen [mg/L]; (g) dissolved gases (methane, chlorine, carbon dioxide, hydrogen sulfide) [mg/L]; (h) alkalinity (bicarbonate, carbonate, hydroxide and total alkalinity as CaCO3) [mg/L]; (i) sodium adsorption ratio (SAR); (j) anions (bicarbonate, carbonate, hydroxide, chloride, sulphate) [mg/L]; (k) cations (aluminium, calcium, magnesium, potassium, sodium) [mg/L]; (l) dissolved and total metals and metalloids (including but not necessarily being limited to: aluminium, arsenic, barium, borate (boron), cadmium, total chromium, copper, iron, fluoride, lead, manganese, mercury, nickel, selenium, silver, strontium, tin and zinc) [-g/L]; (m) total petroleum hydrocarbons [-g/L]; (n) BTEX (as benzene, toluene, ethylbenzene, ortho-xylene, para- and meta-xylene, and total xylene) [-g/L]; (o) polycyclic aromatic hydrocarbons (including but not necessarily being limited to: naphthalene, phenanthrene, benzo[a]pyrene) [-g/L]; (p) sodium hypochlorite [mg/L]; (q) sodium hydroxide [mg/L]; (r) formaldehyde [mg/L]; (s) ethanol [mg/L]; and (t) gross alpha + gross beta or radionuclides by gamma spectroscopy [Bq/L]. OFFICIAL
- K12
Stimulation Impact Monitoring Program A Stimulation Impact Monitoring Program must be developed prior to the carrying out of stimulation activities which must be able to detect adverse impacts to water quality from stimulation activities and must consider the findings of the risk assessment required by conditions K7 and K8 that relate to stimulation activities and must include, as a minimum, monitoring of: (a) the stimulation fluids to be used in stimulation activities at sufficient frequency and which sufficiently represents the quantity and quality of the fluids used; (b) flow back waters from stimulation activities at sufficient frequency and which sufficiently represents the quality of that flow back water; (c) flow back waters from stimulation activities at sufficient frequency and accuracy to demonstrate that: (i) 150% of the volume used in stimulation activities has been extracted from the stimulated well; or (ii) all additives used in stimulation activities have been removed; and (d) all bores in accordance with condition K9.
- K13
The Stimulation Impact Monitoring Program must provide for monitoring of: (a) analytes and physico-chemical parameters relevant to baseline bore and well assessments to enable data referencing and comparison including, but not necessarily being limited to the analytes and physicochemical parameters in condition K11; and (b) any other analyte or physico-chemical parameters that will enable detection of adverse water quality impacts and the inter-connection with a non-target aquifer as a result of stimulation activities including chemical compounds that are actually or potentially formed by chemical reactions with each other or coal seam materials during stimulation activities.
- K14
The Stimulation Impact Monitoring Program must provide for monitoring of the bores in condition
- K12
d) at the following minimum frequency: (a) monthly for the first six (6) months subsequent to stimulation activities being undertaken; then, (b) annually for the first five (5) years subsequent to stimulation being undertaken or until analytes and physico-chemical parameters listed in conditions K11 a) to K11 t) inclusive, are not detected in concentrations above baseline bore monitoring data on two (2) consecutive monitoring occasions, or up until the stimulation well is mined through due to longwall activities and is no longer accessible.
- K15
The results of the Stimulation Impact Monitoring Program must be made available to any potentially affected landholder upon request by that landholder. OFFICIAL
- K16
In addition to the requirements under Chapter 7, Part 1, Division 2 of the Environmental Protection Act 1994, the administering authority must be notified through the Pollution Hotlineand in writing, as soon as possible, but within forty-eight (48) hours of becoming aware of any of the following events: (a) unauthorised releases of volumes of contaminants, in any mixture, to land greater than: (i) 200L of stimulation additives; or (ii) 500L of stimulation fluids. (b) the use of restricted stimulation fluids (as defined in the Environmental Protection Act 1994); and (c) groundwater monitoring results from a landholder's active groundwater bore monitored under the Stimulation Impact Monitoring Program which is a 10% or greater increase from aprevious baseline value for that bore and which renders the water unfit for its intended use. OFFICIAL Schedule L: Biodiversity Condition Condition number