Data as at 14 September 2026 · from the Queensland EP Act public register
EPML00367613 · Colton Coal Mine
Coal environmental authority EPML00367613 (Colton Coal Mine), Granted. 140 conditions indexed. Holds PRC plan P-PRCP-101033191.
- Status
- Granted
- Holders
- NEW COLTON PTY LTD
- Tenures
- ML50273; ML50274; ML50280
- PRC plan
- P-PRCP-101033191 · effective 2026-08-17
- How it was read
- Numbered conditions
- Register
- Register record · Instrument PDF
Conditions
140 numbered conditions read from the current instrument. Page numbers link into the register PDF.
- A1
This environmental authority authorises environmental harm referred to in the conditions. Where there is no condition or this environmental authority is silent on a matter, the lack of a condition or silence does not authorise environmental harm.
- A2
In carrying out the mining activity authorised by this environmental authority, disturbance of land: a) may occur in the areas marked `A'; b) must not occur in the areas marked `B'; c) may occur in the areas marked `C' on the map that is Figure 1 attached to this environmental authority, but only in accordance with Condition A3. ____________________________ 1 Permit includes licences, approvals, permits, authorisations, certificates, sanctions or equivalent/similar as required by legislation www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- A3
Any disturbance within the areas marked `C' on the map that is Figure 1 attached to this environmental authority: a) is only authorised to the extent reasonably necessary for a road, fence, underground service, low-impact telecommunications facility, electrical sub-station, transmission grid works and supply network works, storage depots, similar minor infrastructure and ancillary facilities for any of the above minor infrastructure; b) any disturbance within areas marked `A' or `C' is not to impact adversely on areas marked `B'.
- A4
The holder of this environmental authority must: a) install all measures, plant and equipment necessary to ensure compliance with the conditions of this environmental authority; b) maintain such measures, plant and equipment in a proper and efficient condition; c) operate such measures, plant and equipment in a proper and efficient manner; d) ensure all instruments and devices used for the measurement or monitoring of any parameter under any condition of this environmental authority are properly calibrated.
- A5
Monitoring 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 5 years.
- A6
Financial assurance The activity must not be carried out until the environmental authority holder has given financial assurance to the administering authority as security for compliance with this environmental authority and any costs or expenses, or likely costs or expenses, mentioned in section 298 of the Environmental Protection Act 1994.
- A7
The amount of financial assurance must be reviewed by the holder of this environmental authority when a plan of operations is amended or replaced or the authority is amended.
- A8
Risk management The holder of this environmental authority must develop and implement a risk management system for mining activities which mirrors the content requirement of the Standard for Risk Management (ISO31000:2009), or the latest edition of an Australian standard for risk management, to the extent relevant to environmental management, within three (3) months of this environmental authority taking effect.
- A9
Notification of emergencies, incidents and exceptions The holder of this environmental authority must notify the administering authority by written notification within 24 hours, after becoming aware of any emergency or incident which results in the release of contaminants not in accordance, or reasonably expected to be not in accordance with, the conditions of this environmental authority. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- A10
Within 10 business days following the initial notification of an emergency or incident, or receipt of monitoring results, whichever is the latter, further written advice must be provided to the administering authority, including the following: a) results and interpretation of any samples taken and analysed; b) outcomes of actions taken at the time to prevent or minimise unlawful environmental harm; c) proposed actions to prevent a recurrence of the emergency or incident.
- A11
Complaints The holder of this environmental authority must record all environmental complaints received about the mining activities including: a) name, address and contact number for of the complainant; b) time and date of complaint; c) reasons for the complaint; d) investigations undertaken; e) conclusions formed; f) actions taken to resolve the complaint; g) any abatement measures implemented; h) person responsible for resolving the complaint.
- A12
The holder of this environmental authority must, when requested by the administering authority, undertake relevant specified monitoring within a reasonable timeframe nominated or agreed to by the administering authority to investigate any complaint of environmental harm. The results of the investigation (including an analysis and interpretation of the monitoring results) and abatement measures, where implemented, must be provided to the administering authority within 10 business days of completion of the investigation, or no later than 10 business days after the end of the timeframe nominated by the administering authority to undertake the investigation.
- A13
Third-party reporting The holder of this environmental authority must: a) within one (1) year of the commencement of this environmental authority, obtain from an appropriately qualified person a report on compliance with the conditions of this environmental authority; b) obtain further such reports at regular intervals, not exceeding 3 yearly intervals, from the completion of the report referred to above; and c) provide each report to the administering authority within 90 days of its completion. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- A14
Where a condition of this environmental authority requires compliance with a standard, policy or guideline published externally to this environmental authority and the standard is amended or changed subsequent to the issue of this environmental authority, the holder of this environmental authority must: a) comply with the amended or changed standard, policy or guideline within 2 years of the amendment or change being made, unless a different period is specified in the amended standard or relevant legislation. b) until compliance with the amended or changed standard, policy or guideline is achieved, continue to remain in compliance with the corresponding provision that was current immediately prior to the relevant amendment or change. Agency interest: Air Condition Condition number
- B1
The environmental authority holder must ensure that all reasonable and feasible avoidance and mitigation measures are employed so that the dust and particulate matter emissions generated by the mining activities do not cause exceedances 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 1 month, when monitored in accordance with the most recent version of Australian Standard AS3580.10.1 Methods for sampling and analysis of ambient air - Determination of particulate matter - Deposited matter - Gravimetric method. 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 5 exceedances recorded each year, when monitored in accordance with the most recent version of either: 1. 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 2. Australian Standard AS3580.9.9 Methods for sampling and analysis of ambient air -- Determination of suspended particulate matter -- PM10 low volume sampler -- Gravimetric method. c) A concentration of particulate matter suspended in the atmosphere of 90 micrograms per cubic metre over a 1 year averaging time, when monitored in accordance with the most recent version of AS/NZS3580.9.3 Methods for sampling and analysis of ambient air -- Determination of suspended particulate matter--Total suspended particulate matter (TSP) - High volume sampler gravimetric method www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- B2
Dust, particulate and meteorological monitoring Monitoring of levels of dust deposition must be undertaken at a minimum of four (4) locations around the mining lease areas relevant to the environmental authority in accordance with AS 3580.10.1 Methods for sampling and analysis of ambient air - Determination of particulate matter - Deposited matter - Gravimetric method. Sample collection and subsequent determination of the dust deposition rate must be undertaken every 30 days at the location(s) shown in Table 2 and in Figure 2.
- B3
Monitoring of particulate matter with an aerodynamic diameter of less than 10 micrometre (-m) (PM10) suspended in the atmosphere must be undertaken in accordance with either: 1. 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 2. Australian Standard AS3580.9.9 Methods for sampling and analysis of ambient air -- Determination of suspended particulate matter -- PM10 low volume sampler -- Gravimetric method. Sampling of the particulate matter with an aerodynamic diameter of less than 10 micrometre (-m) (PM10) suspended in the atmosphere must be performed once every six days, with a sampling period of 24 hours, at the location(s) shown in Table 2 and in Figure 2.
- B4
A permanent automatic weather station for continuous, real time monitoring and recording of wind speed, wind direction, temperature, relative humidity and rainfall must be installed at the location(s) shown in Table 2 and in Figure 2. The station must be installed, managed, and monitoring conducted in accordance with relevant Australian Standards, including, Australian Standard AS 3580.14 - Methods for sampling and analysis of ambient air, Part 14: Meteorological monitoring for ambient air quality monitoring applications.
- B5
The holder must record, compile and keep all monitoring records obtained from the automatic meteorological station.
- B6
Dust and particulate monitoring required under Conditions B2 and B3 must be conducted in accordance with the standards and at the locations, specified in Table 2 and shown in Figure 2. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine Table 2 (Dust and Particulate Monitoring Locations) Air Quality Monitoring Approximate Monitoring Point Determination Standard Location Monitoring Point Description Latitude Longitude (GDA94) (GDA94)
- D2
- Deposition gauge -25.4069- 152.6449-
- D4
- Deposition gauge -25.4430- 152.6706-
- C1
General waste generated by mining activities must be removed to a facility that is lawfully able to accept the waste under the Environmental Protection Act 1994.
- C2
Unless otherwise permitted by the conditions of this environmental authority or with prior approval from the administering authority and in accordance with a relevant standard operating procedure, waste must not be burnt.
- C3
The holder of this environmental authority may burn vegetation cleared in the course of carrying out mining activities provided the activity does not cause environmental harm at any sensitive or commercial place. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- C4
Tailings disposal Tailings must be managed in accordance with procedures contained within the current plan of operations. These procedures must include provisions for: a) containment of tailings; b) the management of seepage and leachates both during operation and the foreseeable future; c) the control of fugitive emissions to air; d) a program of progressive sampling and characterisation to identify acid producing potential and metal concentrations of tailings; e) maintaining records of the relative locations of any other waste stored within the tailings; f) rehabilitation strategy; g) monitoring of rehabilitation, research and/or trials to verify the requirements and methods for decommissioning and final rehabilitation of tailings, including the prevention and management of acid mine drainage, erosion minimisation and establishment of vegetation cover.
- C5
Acid sulphate soils Treat and manage acid sulphate soils in accordance with the latest edition of the Queensland Acid Sulfate Soil Technical Manual. Agency interest: Noise Condition Condition number
- D1
Noise limits The holder of this environmental authority must ensure that noise generated by the mining activities does not exceed the levels identified in Table D1 - Noise limits at the locations specified between the boundary of the site and the surrounding sensitive or commercial places as shown on Figure 3 - Location of noise limit locations. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine Table D1 - Noise limits Noise level dB(A) Monday to Saturday Sunday and Public Holidays measured as: 7am - 6pm 6pm - 10pm 10pm - 7am 9am - 6pm 6pm - 10pm 10pm - 9am Noise measured at location M1 (latitude -25 - 25 ' 4.55 '', longitude 140 - 38 ' 8.27 '') LAeq adj,15 mins 58 51 46 58 51 46
- LA1
adj, 15 mins 63 56 51 63 56 51 Noise measured at location M2 (latitude -25 - 27 ' 6.72 '', longitude 140 - 39 ' 59.66 '') LAeq adj,15 mins 47 45 40 47 45 40
- LA1
adj,15 mins 52 50 45 52 50 45 Noise measured at location M3 (latitude -25 - 26 ' 23.02 '', longitude 140 - 42 ' 44.30'') LAeq adj,15 mins 41 39 39 41 39 39
- LA1
adj,15 mins 46 44 44 46 44 44 D1A In the event of a complaint being made by the owner of the property described as Lot 73 on Plan
- LA1
adj, 15 mins 45 44 38 45 44 38
- D2
Airblast overpressure nuisance The holder of this environmental authority must ensure that blasting does not cause the limits for peak particle velocity and air blast overpressure in Table D2 - Blasting noise limits to be exceeded at a sensitive or commercial place. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine Table D2 - Blasting noise limits Blasting noise Sensitive or commercial place blasting noise limits limits 7am to 6pm 6pm to 7am Airblast overpressure 115 dB (Linear) Peak for 9 out of No Blasting 10 consecutive blasts initiated and Ground vibration peak particle not greater than 120 dB (Linear) velocity Peak at any time 5mm/second peak particle velocity No Blasting for 9 out of 10 consecutive blasts and not greater than 10 mm/second peak particle velocity at any time
- D3
Low frequency noise nuisance Emission of any low frequency noise must not exceed the following limits in the event of a complaint about low frequency noise being made to the Administering Authority and it is subsequently determined by the Administering Authority to be a valid complaint: a) 60dB(C)(Leq, 15min) measured outside the sensitive or commercial place; and b) The difference between the internal A weighted and C weighted noise levels is no greater than 20dB or; c) 50dB(z)(Leq, 15min) measured inside the sensitive or commercial place; and d) The difference between the internal A weighted and Z weighted noise levels is no greater than 15dB.
- D4
Monitoring and reporting Noise monitoring and recording must include the following descriptor characteristics and matters: a) LAN,T (where N equals the statistical levels of 1, 10 and 90 and T = 15 mins); b) background noise LA90; c) the level and frequency of occurrence of impulsive or tonal noise and any adjustment and penalties to statistical levels; d) atmospheric conditions including temperature, relative humidity and wind speed and directions; e) effects due to any extraneous factors such as traffic noise; f) location, date and time of monitoring; g) if the complaint concerns low frequency noise, Max LpLIN,T and one third octave band measurements in dB(LIN) for centre frequencies in the 10 - 200 Hz range. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- D5
The holder of this environmental authority must develop and implement a blast monitoring program to monitor compliance with Table D2 - Blasting noise limits for: a) at least 100% of all blasts undertaken on this site in each year at the nearest sensitive place or commercial place. b) all blasts conducted during any time period specified by the administering authority at the nearest sensitive place or commercial place. Agency interest: Groundwater Condition Condition number
- E1
Contaminant release The holder of this environmental authority must not release contaminants to groundwater.
- E2
Monitoring and reporting All determinations of groundwater quality and biological monitoring must be performed by an appropriately qualified person.
- E3
Groundwater quality and levels must be monitored at the locations and frequencies defined in Table - E3 Groundwater monitoring locations and frequency and Figure 4 - Groundwater Bore Monitoring Locations) for quality characteristics identified in Table E4 - Groundwater quality triggers and limits. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine Table E3 - Groundwater monitoring locations and frequency Location Monitoring Latitude Longitude Surface Bore Monitoring Lithology Comment Point (GDA94, (GDA94, RL 2 Depth Frequency Monitored decimal decimal degrees) degrees) (mAHD) (m) Reference Bores 3 RB-1 25.41872814 152.6918421 To be provided Quarterly To be provided when bores are RB-2 25.39888363 152.6610721 when bores are Quarterly installed. Monitoring bores to be installed. Monitoring installed must allow sampling of bores to be installed must allow sampling groundwater that reflects the of groundwater that background groundwater quality for aquifers impacted by mining reflects the background activities. groundwater quality for aquifers impacted by mining activities. Compliance Bores1 NMB-041 25.4389873 152.6936504 19.20 51.38 Quarterly Coal Seams Nested bore 21.00 Quarterly installation Claystone/ minor NMB-042 25.43897827 152.6936504 19.22 sandstone NMB-043 25.43707982 152.6758632 28.27 49.48 Quarterly Clays, sandstone, Nested bore NMB-044 25.43708885 152.6758632 28.12 24.92 Quarterly mudstone installation Sandstone NMB-045 25.41711496 152.6724761 31.05 56.22 Quarterly Claystone with Nested bore NMB-046 25.41711498 152.6724861 31.05 12.35 Quarterly minor coal seams installation Clay and coal NMB-047 25.42822377 152.6897296 20.09 60.70 Quarterly Claystone with minor coal seams Claystone, Nested bore
- E4
Groundwater levels when measured at the monitoring locations specified in Table E3 - Groundwater monitoring locations and frequency must not exceed the groundwater level change trigger thresholds specified in Table E5 - Groundwater level monitoring below. Table E5 - Groundwater level monitoring Location Monitoring Point Latitude Longitude (GDA94, (GDA94, decimal Groundwater level change trigger thresholds (m) decimal degrees) degrees) RB-1 25.41872814 152.6918421 na RB-2 25.39888363 152.6610721 na NMB-041 25.4389873 152.6936504 5 NMB-042 25.43897827 152.6936504 5 NMB-043 25.43707982 152.6758632 5 NMB-044 25.43708885 152.6758632 5 MB_1 25.41404112 152.6551632 2 MB_2 25.4279623 152.6612891 2 www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- E5
Exceedance Investigation If quality characteristics of groundwater from compliance bores identified in Table E3 - Groundwater monitoring locations and frequency exceed any of the groundwater level change trigger thresholds stated in Table E4 - Groundwater quality triggers and limits or exceed any of the groundwater level trigger threshold stated in Table E5 - Groundwater level monitoring, the holder of this environmental authority must compare the compliance monitoring bore results to the reference bore results and complete an investigation in accordance with the ANZECC and ARMCANZ 2000.
- E6
Results of monitoring of groundwater from compliance bores identified in Table E3 - Groundwater monitoring locations and frequency, must not exceed any of the limits defined in Table E4 - Groundwater quality triggers and limits.
- E7
Bore construction and maintenance and decommissioning The construction, maintenance and management of groundwater bores (including groundwater monitoring bores) must be undertaken in a manner that prevents or minimises impacts to the environment and ensures the integrity of the bores to obtain accurate monitoring. Agency interest: Water Condition Condition number
- F1
Contaminant release 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 authorised mining activities, except as permitted under the conditions of this environmental authority.
- F2
Unless otherwise permitted under the conditions of this environmental authority, the release of mine affected water to waters must only occur from the release points specified in Table F1 - Mine affected water release points, sources and receiving waters and depicted in Figure 5 attached to this environmental authority.
- F3
The release of mine affected water to internal water management infrastructure installed and operated in accordance with a water management plan that complies with condition F25 is permitted. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine Table F1 - Mine affected water release points, sources and receiving waters Release Latitude Longitude Mine Affected Monitoring Receiving Point (decimal (decimal Water Point waters (RP) degree, degree, Source
- F4
The release of mine affected water to waters in accordance with condition F2 must not exceed the release limits stated in Table F2 - Mine affected water release limits when measured at the monitoring points specified in Table F1 - Mine affected water release points, sources and receiving waters for each quality characteristic. Table F2 - Mine affected water release limits Quality Characteristic Release Limits Monitoring Frequency Electrical Conductivity (-S/cm) 4000 Daily during release (the first sample must pH (pH Unit) 6.5 (minimum) be taken within 2 hours of commencement of 9.0 (maximum) Turbidity (NTU) release) Dissolved Oxygen (mg/L) 50 Daily during release (the first sample must 4 (minimum) be taken within 2 hours of commencement of release) Daily during release (the first sample must be taken within 2 hours of commencement of release) Daily during release (the first sample must be taken within 2 hours of commencement of release)
- F5
The release of mine affected water to waters from the release points must be monitored at the locations specified in Table F1 - Mine affected water release points, sources and receiving waters for each quality characteristic and at the frequency specified in Table F2 - Mine affected water release limits and Table F3 - Release contaminant trigger investigation levels, potential contaminants. Note: the administering authority will take into consideration any extenuating circumstances prior to determining an appropriate enforcement response in the event Condition F5 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. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine Table F3 - Release contaminant trigger investigation levels, potential contaminants .Quality Trigger Levels Comment on Trigger Level Monitoring Frequency Characteristic ANZECC aquatic ecosystem Aluminium (-g/L) 55 protection, freshwater, slightly to moderately disturbed ANZECC aquatic ecosystem Arsenic (-g/L) 13 protection, freshwater, slightly to moderately disturbed ANZECC aquatic ecosystem Boron (-g/L) 370 protection, freshwater, slightly to moderately disturbed ANZECC aquatic ecosystem Cadmium (-g/L) 0.2 protection, freshwater, slightly to moderately disturbed ANZECC aquatic ecosystem Chromium (-g/L) 1.0 protection, freshwater, slightly to moderately disturbed ANZECC aquatic ecosystem Cobalt (-g/L) 1.0 protection, marine, slightly to
- C9
(-g/L) conditions Total Petroleum ANZECC Section 8.3.7.21 and hydrocarbons (C10- 100 EHP model Fitzroy water
- C36
(-g/L) conditions 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. The quality characteristics required to be monitored as per Table F3 - Release contaminant trigger investigation levels, potential contaminants can be reviewed once the results of 2 years monitoring data is available, or if sufficient data is available to adequately demonstrate negligible environmental risk, and it may be determined that a reduced monitoring frequency is appropriate or that certain quality characteristics can be removed from Table F3 - Release contaminant trigger investigation levels, potential contaminants by amendment. 3. SMD - slightly moderately disturbed level of protection, guideline refers ANZECC & ARMCANZ (2000). 4. LOR - typical reporting for method stated. ICPMS/CV FIMS - analytical method required to achieve LOR.
- F6
If quality characteristics of the release exceed any of the trigger levels specified in Table F3 - Release contaminant trigger investigation levels, potential contaminants during a release event, the environmental authority holder must, for the parameters which are exceeded, complete an investigation into the potential for environmental harm and provide a written report to the administering authority within 90 days of receiving the result, outlining (i) details of the investigations carried out, including a comparison of the results to monitoring in the receiving environment (ii) actions taken to prevent environmental harm. Note: Where an exceedance of a trigger level has occurred and is being investigated, in accordance with F6 of this condition, no further reporting is required for subsequent trigger events for that quality characteristic that occur during the period of investigation.
- F7
If an exceedance in accordance with Condition F6 is identified, the holder of the environmental authority must notify the administering authority in writing within 24 hours of receiving the result.
- F8
Mine Affected Water Release Events The holder must ensure a stream flow gauging station/s is installed, operated and maintained to determine and record stream flows at the locations and flow recording frequency specified in Table
- F4
- Mine affected water release during flow events.
- F9
Notwithstanding any other condition of this environmental authority, the release of mine affected water to waters in accordance with Condition F2 must only take place during periods of natural flow in accordance with the receiving water flow criteria for discharge specified in Table F4 - Mine affected water release during flow events for the release point(s) specified in Table F1 - Mine affected water release points, sources and receiving waters.
- F10
The release of mine affected water to waters in accordance with Condition F2 must not exceed the Maximum Release Rate for each receiving water flow criterion for discharge specified in Table
- F4
- Mine affected water release during flow events when measured at the monitoring points specified in Table F1 - Mine affected water release points, sources and receiving waters. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine Table F4 - Mine affected water release during flow events Receiving Release Gauging Gauging Gauging Receiving Receiving Maximum waters/ Point station(s) Station Station Water Water release rate (for stream (RP) Latitude Longitude Flow Flow (Decimal (Decimal Criteria all combined degrees, degrees, Recording for release point
- F11
The daily quantity of mine affected water released from each release point must be measured and recorded.
- F12
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.
- F13
Notification of Release Event The environmental authority holder must notify the administering authority 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 Department Interest: Water in this environmental authority (that is, contaminant limits, natural flow, discharge volume); c) release point; d) release rate; e) release salinity; f) receiving water including the natural flow rate. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- F14
The environmental authority holder must notify the administering authority as soon as practicable and nominally no later than 24 hours after cessation of a release event of the cessation of a release notified under Condition F13 and within 28 days provide the following information in writing: a) release cessation date/time; b) natural flow rate in receiving water; c) volume of water released; d) details regarding the compliance of the release with the conditions of Schedule F - Water of this environmental authority (i.e. contaminant limits, natural flow, discharge volume); e) all in-situ water quality monitoring results; f) 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 F13 and F14, provided the relevant details of the release are included within the notification provided in accordance with Conditions
- F15
Notification of Release Event Exceedance If the release limits defined in Table F2 - Mine affected water release limits are exceeded, the holder of the environmental authority must notify the administering authority within 24 hours of receiving the results.
- F16
The environmental authority holder must, within 28 days of a release that is not compliant with the conditions of this environmental authority, provide a report to the administering authority detailing: a) the reason for the release; b) the location of the release; c) the total volume of the release and which (if any) part of this volume was non-compliant; d) the total duration of the release and which (if any) part of this period was non-compliant; e) all water quality monitoring results (including all laboratory analyses); f) identification of any environmental harm as a result of the non-compliance; g) all calculations; h) any other matters pertinent to the water release event.
- F17
Receiving Environment Monitoring Program (REMP) The quality of the receiving waters as part of the REMP must be monitored at the locations specified in Table F6 - Receiving water monitoring points and depicted in Figure 5 attached to this environmental authority. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine Table F6 - Receiving water monitoring points Monitoring Receiving Waters Location Latitude (Decimal degree, Longitude (Decimal degree, Point Description GDA 94) GDA 94) Upstream Background Monitoring Points (noting that Mary River at point of discharge is tidal)
- F18
All determinations of water quality and biological monitoring must be performed by an appropriately qualified person.
- F19
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 authorised mining activity in accordance with the latest version of the Department's Receiving Environment Monitoring Program (REMP) Guideline. 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 Mary River and connected or surrounding waterways within 5 km of the release. The REMP should encompass any sensitive receiving waters or environmental values downstream of the authorised mining activity that will potentially be directly affected by an authorised release of mine affected water. As a minimum, monitoring points should include those specified in Table F6 - Receiving water monitoring points and all parameters specified in Table F2 - Mine affected water release limits and Table F3 - Release contaminant trigger investigation levels, potential contaminants.
- F20
A REMP Design Document that addresses the requirements of the REMP must be prepared and made available to the administering authority upon request. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- F21
A report outlining the findings of the REMP, including all monitoring results and interpretations must be prepared annually and made available on request to the administering authority. This must include an assessment of background reference water quality, the condition of downstream water quality compared against water quality objectives, and the suitability of current discharge limits to protect downstream environmental values.
- F22
Water Reuse Mine affected water may be piped or trucked or transferred by some other means that does not contravene the conditions of this environmental authority and deposited into artificial water storage structures, such as farm dams or tanks, or used directly at properties owned by the environmental authority holder or a third party (with the consent of the third party).
- F23
Annual Water Monitoring Report The following information must be recorded in relation to all water monitoring required under the conditions of this environmental authority and submitted to the administering authority in the specified format: a) the date on which the sample was taken; b) the time at which the sample was taken; c) the monitoring point at which the sample was taken; d) the measured or estimated daily quantity of mine affected water released from all release points; e) the release flow rate at the time of sampling for each release point; f) the results of all monitoring and details of any exceedances of the conditions of this environmental authority; g) water quality monitoring data must be provided to the administering authority in the specified electronic format upon request.
- F24
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 Department of Natural Resources and Mines (or its successor) Guideline - Activities in a Watercourse, Lake or Spring associated with Mining Activities.
- F25
Water Management Plan A Water Management Plan must be developed by an appropriately qualified person and implemented.
- F26
Stormwater and Water Sediment Controls An Erosion and Sediment Control Plan must be developed by an appropriately qualified person and implemented for all stages of the mining activities on the site to minimise erosion and the release of sediment to receiving waters and contamination of stormwater. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- F27
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 F26 b) water management infrastructure that is installed and operated, in accordance with a Water Management Plan that complies with Condition F25, for the purpose of ensuring water does not become mine affected water. Agency interest: Sewage Treatment Condition Condition number
- G1
The only contaminant permitted to be released to land is treated sewage effluent in compliance with the release limits stated in Table G1 - Contaminant release limits to land. Table G1 - Contaminant release limits to land Contaminant Unit Release limit Limit type Frequency Monthly 5 day Biochemical oxygen mg/L 20 Maximum Monthly demand (BOD) Monthly Monthly Total suspended solids mg/L 30 Maximum Monthly Monthly Nitrogen mg/L 30 Maximum Phosphorus mg/L 15 Maximum E-coli Organisms/100ml 1000 Maximum pH pH units 6.0 - 9.0 Range
- G2
Treated sewage effluent may only be released to land in accordance with the conditions of this approval at the following locations: a) within the designated effluent irrigation area(s); b) other land for the purpose of dust suppression and/or firefighting.
- G3
The application of treated effluent to land must be carried out in a manner such that: a) vegetation is not damaged; b) there is no surface ponding of effluent; c) there is no run-off of effluent.
- G4
If areas irrigated with effluent are accessible to employees or the general public, prominent signage must be provided advising that effluent is present and care should be taken to avoid consuming or otherwise coming into unprotected contact with the effluent. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- G5
All sewage effluent released to land must be monitored at the frequency and for the parameters specified in Table G1 - Contaminant release limits to land.
- G6
The daily volume of effluent release to land must be measured and records kept of the volumes of effluent released.
- G7
When circumstances prevent the irrigation or beneficial reuse of treated sewage effluent such as during or following rain events, waters must be directed to a wet weather storage or alternative measures must be taken to store/lawfully dispose of effluent.
- G8
A minimum area of 3650m2 of land, excluding any necessary buffer zones, must be utilised for the irrigation and/or beneficial reuse of treated sewage effluent.
- G9
Treated sewage effluent must only be supplied to another person or organisation that has a written plan detailing how the user of the treated sewage effluent will comply with their general environmental duty under section 319 of the Act whilst using the treated sewage effluent. Agency interest: Land and rehabilitation Condition Condition number
- H1
Land disturbed by mining must be rehabilitated in accordance with Table H1 - Rehabilitation Requirements. Table H1 - Rehabilitation Requirements Mine Mine Feature Rehabilitation Rehabilitation Indicators Completion Criteria Domain Objectives Name Goal Final Voids Void Safe The final voids will be Presence of permanent Evidence in rehabilitation safe for humans and safety barriers and report that signage and animals on signage around the final safety barriers have been decommissioning and void. installed to limit access to into the foreseeable the final void. future. Safety assessment of the final void to ensure Safety barriers are there is no risk to consistent with the humans or animals in Technical Guidelines for the the event of a failure. Environmental Management of Exploration and Mining in Queensland - Open Pit Rehabilitation (DME 1995) or equivalent guidelines relevant at the time of rehabilitation). Safety signage is consistent with the requirements of the Coal Mining, Safety and Health Act 1999 or equivalent legislation at the time of mine rehabilitation. Certification that the final void is safe and stable now and for the foreseeable future. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine Mine Mine Feature Rehabilitation Rehabilitation Indicators Completion Criteria Domain Objectives Name Goal Non-Polluting The final voids will not Void water body water Water quality within the final be a source of quality monitoring. void water body maintains Stable environmental harm to environmental values Sustainable the receiving Downstream surface required for the defined land use environment on waters and groundwater sustainable land use. decommissioning and receiving waters into the foreseeable monitoring. Environmental values of future. receiving surface waters are not impacted by water from the mine void. Water quality of receiving surface waters remains
- H2
Rehabilitation must commence progressively in accordance with the plan of operations.
- H3
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 Act, 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.
- H4
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 Act, 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 Condition H1.
- H5
Minimise the potential for contamination of land by hazardous contaminants. Agency interest: Biodiversity Offsets Condition Condition number
- J1
The holder of this environmental authority must take all reasonable and practicable measures to firstly avoid and then minimise impacts on any State Significant Biodiversity Value.
- J2
The holder of this environmental authority must provide an environmental offset for at least, but not limited to, the significant residual impacts on the State Significant Biodiversity Values shown in Table J1 - Details of relevant State Significant Biodiversity Values below. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine Table J1 - Details of relevant State Significant Biodiversity Values State Significant Biodiversity Value Likely extent impacted by Form of offset delivery mining activities (ha) required Remnant - Of Concern Regional Ecosystem 12.3.11; 11.03 Essential Habitat - Koala; Watercourse (Stream Order1). Essential Habitat - Pineapple Zamia in Regional 2.65 Ecosystem 12.3.11 Remnant - Of Concern Regional Ecosystem 12.5.9 8.7 Wetland Vegetation Management Act 1999; Essential Habitat - Pineapple Zamia in Regional 3.03 Ecosystem 12.5.9 Remnant - Of Concern Regional Ecosystem 12.5.9a 2.58 Essential Habitat - Wallum Froglet; 39.52 Land Based Offset, Offset Essential Habitat - Koala; 15.02 Payment, or combination of Watercourse (Stream Order 1) in Regional Ecosystem Land Based Offset and 12.3.5 Offset Payment Essential Habitat - Pineapple Zamia in Regional Ecosystem 12.3.5 Essential Habitat - Wallum Froglet; 483.1 Essential Habitat - Koala in Regional Ecosystem 12.5.4a Essential Habitat - Pineapple Zamia in Regional 25.46 Ecosystem 12.5.4a Essential Habitat - Pineapple Zamia in Regional 103.85 Ecosystem 12.5.4 Connectivity in all Remanet Regional Ecosystem 1013 areas Vulnerable Species Habitat under Nature 39.52 Legally Secured Land Based Conservation Act 1992 - Wallum Froglet in Regional 483.1 Offset Ecosystem 12.3.5 / 22a
- J3
The holder of this environmental authority must deliver the offset in the form specified in Table J1 - Details of relevant State Significant Biodiversity Values for at least, but not limited to the State Significant Biodiversity Values shown. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- J4
Staging of offset The holder of this environmental authority is permitted to deliver the offset required in stages in accordance with a biodiversity offset plan that meets the requirements of Conditions J5 and J7.
- J5
Biodiversity Offset Plan The holder of this environmental authority must submit a biodiversity offset plan to the administering authority for review no less than three months before the commencement of any stage requiring delivery of an offset. The holder of this environmental authority must consider any comment provided by the administering authority in relation to the biodiversity offset plan, and must incorporate the comments within the plan as soon as practicable.
- J6
The holder of this environmental authority must not commence any mining activities that require an offset to be delivered (other than minor early works or any works otherwise authorised under an environmental authority held for exploration activities) for any stage until the biodiversity offset plan for the stage meets the requirements of Conditions J5 and J7.
- J7
The biodiversity offset plan must: a) identify each proposed stage of the project that may impact State Significant Biodiversity Values; b) ensure that an assessment for each stage is undertaken by an appropriately qualified person to identify the presence, type, and extent of any likely impacts to State Significant Biodiversity Values; c) include an assessment using the ecological equivalence methodology undertaken in accordance with the Ecological Equivalence Methodology Guideline - V1 October 2011 or an alternative approach approved by the administering authority. NOTE: The holder of this environmental authority may apply to change the Biodiversity Offset Plan at any time, by submitting a new Biodiversity Offset Plan or an amendment to the plan to the administering authority for approval.
- J8
Biodiversity offset strategy Where the biodiversity offset plan identifies that the proposed mining activities for a stage of the project will potentially impact on State Significant Biodiversity Values, the holder of the environmental authority must develop a biodiversity offset strategy for the proposed stage of mining. NOTE: The holder of this environmental authority may apply to change the biodiversity offset strategy for a mining stage, by submitting a new Biodiversity Offset Strategy or amendment to the strategy to the administering authority for approval. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- J9
The holder of this environmental authority must submit the biodiversity offset strategy required under Condition J8 to the administering authority for review no less than one (1) month before the commencement of any stage requiring delivery of an offset, (other than minor early works or any works otherwise authorised under an environmental authority held for exploration activities). The holder of this environmental authority must consider any comment provided by the administering authority in relation to the biodiversity offset strategy, and must incorporate the comments within the biodiversity offset strategy as soon as practicable.
- J10
The biodiversity offset strategy for the proposed stage of mining required under Condition J8 must: a) quantify the offset requirement for that stage of mining and include a detailed description of the surveyed locations of State Significant Biodiversity Values, as assessed in the biodiversity offset plan required under Condition J7; and b) identify the required form of delivery for the offset requirement for that stage (as a legally secured land based offset, an offset payment, or combination of both); and c) for land based offset components, identify the land within the South East Queensland bioregion (including the land on which the relevant mining activity is carried out) or on other land in the State which may have the relevant State Significant Biodiversity Values and identify the proposed process by which that land will be: i. investigated, including provision for an ecological equivalence assessment of the impacted area and offset area(s) to be undertaken in accordance with the methodology outlined in the Ecological Equivalence Methodology Guideline - V1 October 2011 or an alternative approach approved by the administering authority; and ii. legally secured; and d) for legally secured offset components to be delivered via an offset transfer, indicate the level of the offset delivery for which the offset transfer is proposed and the proposed process for entering into an agreement with an offset broker; and e) for any offset payment component, detail the type and extent of the State Significant Biodiversity Values (in hectares) for which the offset payment is proposed.
- J11
Delivery of offsets The holder of this environmental authority must legally secure the component of the offset for the stage for the State Significant Biodiversity Values for the stage specified in Table J1 - Details of relevant State Significant Biodiversity Values, and any other State Significant Biodiversity Values that are subsequently identified as being delivered as a Legally Secured Land Based Offset, using a legally binding mechanism within 12 months of submitting the biodiversity offset strategy for the stage.
- J12
The holder of this environmental authority must provide the administering authority with a legally executed contractual arrangement with an offset broker for the delivery of any offset transfer proposed for a stage, no less than one (1) month before the commencement of any stage of the mining activities for which an offset transfer is proposed. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- J13
The holder of this environmental authority must enter into an agreement with the administering authority for the delivery of offset transfers prior to commencement of any stage of the mining activities proposing an offset transfer.
- J14
The holder of this environmental authority must ensure that any offset transfer proposed is secured within 12 months of commencement of the signing of the agreement required in Condition J13, and must provide financial assurance to cover any failure to secure the required offset. The financial assurance must be in the form of an unconditional bank guarantee for the value identified to be delivered as an offset transfer for the stage in Condition J10.
- J15
The holder of this environmental authority must pay any component of the offset that will be delivered as an offset payment: a) for the amount in full as calculated in accordance with Condition J16; and b) in accordance with any commitment given in the biodiversity offset strategy for the stage; and c) to the offset account administered by the administering authority within 4 months of submitting the biodiversity offset strategy for the stage
- J16
The holder of this environmental authority must calculate any component of the offset that will be delivered as an offset payment in accordance with the following calculation: Offset payment = Land value + Administration costs + Management costs Where = area impacted (ha) x 5 x $32,000 Land value Administration costs = $60,000 x percentage multiplier for impacted area (ha) taken from Table J1 - Administrative costs area based percentage multiplier Management costs = (area impacted (ha) x 5 x $7000) + $21,000 Table J1 - Administrative costs area based percentage multiplier Area impacted (ha) Percentage multiplier Five hectares or less 25% Over five hectares but less than 20 hectares 50% 20 hectares but less than 50 hectares 75% 100% Over 50 hectares
- J17
Offset area management plan The holder of this environmental authority must develop an offset area management plan for the management of legally secured land based offset areas. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- J18
The offset area management plan must contain the following information: a) management and environmental objectives and outcomes, performance criteria and monitoring requirements; b) an analysis of the risks to achieve the objectives and outcomes; actions to minimise the risks and remedial action that will be undertaken if any of the risks occur; c) any restrictions imposed on the use of the offset area, including the management/control of weeds, stock and site access; d) the activities that will be undertaken to achieve the objectives and outcomes, including the management/control of weeds, site access, erosion and sediment and fire management; e) a map that shows spatially the areas subject to the offset area management plan; and f) a monitoring and reporting programme.
- J19
The environmental authority holder must submit the offset area management plan to the administering authority for review no later than three (3) months after the land has been legally secured under Condition J11. The holder of this environmental authority must consider any comment provided by the administering authority in relation to the offset area management plan, and must incorporate the comments within the plan as soon as practicable.
- J20
The environmental authority holder must manage all land legally secured under Condition J11 in accordance with the offset area management plan. Agency interest: Structures Condition Condition number
- X1
Assessment of hazard category The consequence category of any structure must be assessed by a suitably qualified and experienced person in accordance with the Manual for Assessing Consequence Categories and Hydraulic Performance of Structures (EM635) at the following times: a) prior to the design and construction of the structure, if it is not an existing structure; or b) if it is an existing structure, prior to the adoption of this schedule; or c) prior to any change in its purpose or the nature of its stored contents.
- X2
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.
- X3
Certification must be provided by the suitably qualified and experienced person who undertook the assessment, in the form set out in the Manual for Assessing Consequence Categories and Hydraulic Performance of Structures (EM635). www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- X4
Design and construction1 of a regulated structure All regulated structures must be designed by, and constructed2 under the supervision of, a suitably qualified and experienced person in accordance with the requirements of the Manual for Assessing Consequence Categories and Hydraulic Performance of Structures (EM635).
- X5
Construction of a regulated structure is prohibited unless the environmental authority holder has submitted a consequence category assessment report and certification to the administering authority has been certified by a suitably qualified and experienced person for the design and design plan and the associated operating procedures in compliance with the relevant condition of this authority.
- X6
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 Categories and Hydraulic Performance of Structures (EM635), and must be recorded in the Regulated Dams/Levees register.
- X7
Regulated structures must: a) be designed and constructed in accordance with and conform to the requirements of the Manual for Assessing Consequence Categories and Hydraulic Performance of Structures (EM635); 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.
- X8
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; b) construction of the regulated structure is in accordance with the design plan; 1 Construction of a dam includes modification of an existing dam -- refer to the definitions. 2 Certification of design and construction may be undertaken by different persons. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- X9
Operation of a regulated structure Operation of a regulated structure is prohibited unless: a) the environmental authority holder has submitted to the administering authority: (i) one paper copy and one electronic copy of the design plan and certification of the `design plan' in accordance with Condition X8, and (ii) a set of `as constructed' drawings and specifications, and (iii) certification of those `as constructed drawings and specifications' in accordance with Condition X8, and (iv) where the regulated structure is to be managed as part of an integrated containment system for the purpose of sharing the Design Storage Allowance (DSA) volume across the system, a copy of the certified system design plan; (v) the requirements of this environmental authority relating to the construction of the regulated structure have been met; (vi) the environmental authority holder has entered the details required under this authority, into a Register of Regulated Structures; and (vii) there is a current operational plan for the regulated structures.
- X10
Each regulated structure must be maintained and operated, for the duration of its operational life until decommissioned and rehabilitated, in a manner that is consistent with the current operational plan and, if applicable, the current design plan and associated certified `as constructed' drawings.
- X11
Mandatory reporting level Conditions X12 to X15 inclusive only apply to Regulated Structures which have not been certified as low consequence category for `failure to contain - overtopping'.
- X12
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.
- X13
The environmental authority holder must, as soon as practical and within forty-eight (48) hours of becoming aware, notify the administering authority when the level of the contents of a regulated dam reaches the MRL.
- X14
The environmental authority 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.
- X15
The environmental authority holder must record any changes to the MRL in the Register of Regulated Structures.
- X16
Design storage allowance The environmental authority 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. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- X17
By 1 November of each year, storage capacity must be available in each regulated dam (or network of linked containment systems with a shared DSA volume), to meet the DSA volume for the dam (or network of linked containment systems).
- X18
The environmental authority holder must, as soon as possible and within forty-eight (48) hours of becoming aware that the regulated dam (or network of linked containment systems) will not have the available storage to meet the DSA volume on 1 November of any year, notify the administering authority.
- X19
The environmental authority 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.
- X20
Annual inspection report Each regulated structure must be inspected each calendar year by a suitably qualified and experienced person.
- X21
At each annual inspection, the condition and adequacy of all components of the regulated structure must be assessed and a suitably qualified and experienced person must prepare an annual inspection report containing details of the assessment and include recommended actions to ensure the integrity of the regulated structure.
- X22
The suitably qualified and experienced person who prepared the annual inspection report must certify the report in accordance with the Manual for Assessing Consequence Categories and Hydraulic Performance of Structures (EM635).
- X23
The environmental authority holder must: a) Within 20 business days of receipt of the annual inspection report, provide to the administering authority: (i) The recommendations section of the annual inspection report; and (ii) If applicable, any actions being taken in response to those recommendations; and b) If, following receipt of the recommendations and (if applicable) actions, the administering authority requests a full copy of the annual inspection report from the environmental authority holder, provide this to the administering authority within 10 business days of receipt of the request.
- X24
Transfer arrangements The environmental authority holder must provide a copy of any reports, documentation and certifications prepared under this authority, including but not limited to any Register of Regulated Structures, consequence assessment, design plan and other supporting documentation, to a new environmental authority holder on transfer of this authority. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- X25
Decommissioning and rehabilitation Dams must not be abandoned but be either: a) decommissioned and rehabilitated to achieve compliance with Condition X26; or b) be left in-situ for a beneficial use(s) provided that: (i) it no longer contains contaminants that will migrate into the environment; and (ii) it contains water of a quality that is demonstrated to be suitable for its intended beneficial use(s); and (iii) the administering authority, the holder of the environmental authority and the landholder agree in writing that the dam will be used by the landholder following the cessation of the environmentally relevant activity(ies).
- X26
After decommissioning, all significantly disturbed land caused by the carrying out of the environmentally relevant activity(ies) must be rehabilitated to meet the following final acceptance criteria: a) the landform is safe for humans and fauna; b) the landform is stable with no subsidence or erosion gullies for at least three (3) years; c) any contaminated land (e.g. contaminated soils) is remediated and rehabilitated; d) not allowing for acid mine drainage; or e) there is no ongoing contamination to waters (including groundwater); f) rehabilitation is undertaken in a manner such that any actual or potential acid sulfate soils on the area of significant disturbance are treated to prevent or minimise environmental harm in accordance with the Instructions for the treatment and management of acid sulfate soils (2001) g) all significantly disturbed land is reinstated to the pre-disturbed soil suitability class; h) for land that is not being cultivated by the landholder: a. groundcover, that is not a declared pest species is established and self-sustaining b. vegetation of similar species richness and species diversity to pre-selected analogue sites is established and self-sustaining, and c. the maintenance requirements for rehabilitated land is no greater than that required for the land prior to its disturbance caused by carrying out the environmentally relevant activity(ies). i) for land that is to be cultivated by the landholder, cover crop is revegetated, unless the landholder will be preparing the site for cropping within 3 months of environmentally relevant activity(ies) being completed.
- X27
Register of Regulated Dams A Register of Regulated Dams must be established and maintained by the environmental authority holder for each regulated dam. www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine
- X28
The environmental authority holder must provisionally enter the required information in the Register of Regulated Dams when a design plan for a regulated dam is submitted to the administering authority.
- X29
The environmental authority holder must make a final entry of the required information in the Register of Regulated Dams once compliance with Condition X8 has been achieved.
- X30
The holder must ensure that the information contained in the Register of Regulated Dams is current and complete on any given day.
- X31
All entries in the Register of Regulated Dams must be approved by the chief executive officer for the holder of this authority, or their delegate, as being accurate and correct.
- X32
The environmental authority holder must, at the same time as providing the annual return, supply to the administering authority a copy of the records contained in the Register of Regulated Dams, in the electronic format required by the administering authority. END OF CONDITIONS www.ehp.qld.gov.au ABN 46 640 294 485 Permit Environmental authority EPML00367613 - Colton Coal Mine Definitions Words and phrases used throughout this environmental authority are defined below. Where a definition for a term used in this environmental authority is not provided within this environmental authority, but is provided in the Environmental Protection Act 1994 or subordinate legislation, the definition in the EP Act or subordinate legislation must be used. `acid mine drainage' means any contaminated discharge emanating from a mining activity formed through a series of chemical and biological reactions, when geological strata is disturbed and exposed to oxygen and moisture. `affected person' is someone whose drinking water can potentially be impacted as a result of discharges from a dam or their life can be put at risk due to dwellings or workplaces being in the path of a dam break flood. `airblast overpressure' means energy transmitted from the blast site within the atmosphere in the form of pressure waves. The maximum excess pressure in this wave, above ambient pressure is the peak airblast overpressure measured in decibels linear (dBL). `annual inspection report' means an assessment prepared by a suitably qualified and experienced person containing details of the assessment against the most recent consequence assessment report and design plan (or system design plan); a) against recommendations contained in previous annual inspections reports; b) against recognised dam safety deficiency indicators; c) for changes in circumstances potentially leading to a change in consequence category; d) for conformance with the conditions of this authority; e) for conformance with the `as constructed' drawings; f) for the adequacy of the available storage in each regulated dam, based on an actual observation or observations taken after 31 May each year but prior to 1 November of that year, of accumulated sediment, state of the containment barrier and the level of liquids in the dam (or network of linked containment systems); g) for evidence of conformance with the current operational plan. `annual exceedance probability' or `AEP' the probability that at least one event in excess of a particular magnitude will occur in any given year. `appropriately qualified person' means a person who has professional qualifications, training, skills or experience relevant to the nominated subject matter and can give authoritative assessment, advice and analysis on performance relating to the subject matter using the relevant protocols, standards, methods or literature. `assessed and assessment' by a suitably qualified and experienced person in relation to a consequence assessment of a dam, means that a statutory declaration has been made by that person and, when taken together with any attached or appended documents referenced in that declaration, all of the following aspects are addressed and are sufficient to allow an independent audit of the assessment: a) exactly what has been assessed and the precise nature of that determination;