Annual Review 2013 DURALIE COAL MINE ANNUAL REVIEW Reporting Period: 1st July 2012 to 30th June 2013 Name of mine: Duralie Coal Mine. Mining Titles/Leases: ML1427, ML1646 MOP Commencement date December 2010 MOP Completion date December 2017 AR Commencement date 1st July 2012 AR End date 30th June 2013 Name of leaseholder: Duralie Coal Ltd Name of mine operator (if different): Leighton Mining Reporting Officer: Mr Tony Dwyer Tittle: Manager-Environment and Communiity Signature ………………………………………………… Date Duralie Coal Pty Ltd Page 2 Duralie Coal Annual Review Year Ending June 2013 Prepared by CARBON BASED ENVIRONMENTAL PTY LTD on behalf of Duralie Coal Pty Ltd Carbon Based Environmental Pty Ltd Unit 3, 2 Enterprise Crescent Singleton NSW 2330 Phone: 02 6571 3334 Fax: 02 6571 3335 Emaill:[email protected] Annual Review June 2013 Duralie Coal Pty Ltd Page 3 CONTENTS 1 INTRODUCTION ......................................................................................................................... 7 1.1 COAL PRODUCTS AND MARKETS ..................................................................................... 7 1.2 CONSENTS, LEASES, LICENCES AND OTHER APPROVALS ......................................... 8 1.2.1 Status of Leases, Licences, Permits and Approvals ...................................................... 8 1.2.2 Amendments to Approvals/Licences during the Reporting Period ............................... 10 1.3 MINE CONTACTS ................................................................................................................ 11 1.4 ACTIONS REQUIRED AT PREVIOUS AR REVIEW ........................................................... 11 2 SUMMARY OF OPERATIONS ................................................................................................. 12 2.1 EXPLORATION .................................................................................................................... 12 2.1.1 Reserve/Resource Status ............................................................................................ 12 2.1.2 Estimated Mine Life ...................................................................................................... 12 2.1.3 Recovery / Dilution ....................................................................................................... 12 2.2 MINING ................................................................................................................................. 12 2.2.1 Mining Equipment and Method ..................................................................................... 13 2.2.2 ROM Production History and Forecast ......................................................................... 13 2.3 COAL HANDLING AND BENEFICATION ........................................................................... 14 2.3.1 Coal Washery Rejects Management ............................................................................ 14 2.3.2 ROM Coal Processing On Site ..................................................................................... 14 2.3.3 Saleable Coal Production ............................................................................................. 14 2.3.4 Coal Stockpile Capacity (ROM) .................................................................................... 15 2.3.5 Product Transport ......................................................................................................... 15 2.4 WASTE MANAGEMENT AND RECYCLING ....................................................................... 15 2.4.1 Chemical Characterisation of Wastes .......................................................................... 15 2.4.2 Sewerage Treatment and Disposal .............................................................................. 16 2.4.3 Fuel Containment ......................................................................................................... 16 2.4.4 Oil and Grease Containment and Disposal .................................................................. 16 2.4.5 Used Tyres ................................................................................................................... 16 2.4.6 Rubbish Disposal .......................................................................................................... 16 2.5 WATER MANAGEMENT ...................................................................................................... 17 2.5.1 Water Supply and Demand .......................................................................................... 17 2.6 HAZARDOUS AND EXPLOSIVE MATERIALS MANAGEMENT ....................................... 18 2.6.1 Status of Dangerous Goods Approval .......................................................................... 18 2.7 OTHER INFRASTRUCTURE MANAGEMENT .................................................................... 19 2.7.1 Dams Safety Committee .............................................................................................. 19 3 ENVIRONMENTAL MANAGEMENT AND PERFORMANCE .................................................. 19 3.1 CORPORATE ENVIRONMENTAL POLICY ........................................................................ 19 3.2 REVIEW OF ENVIRONMENTAL PERFORMANCE ............................................................ 20 3.2.1 EPA Environment Protection Licence .......................................................................... 20 3.2.2 Project Approval Conditions ......................................................................................... 20 Annual Review June 2013 Duralie Coal Pty Ltd Page 4 3.3 METEOROLOGICAL MONITORING ................................................................................... 21 3.3.1 Rainfall .......................................................................................................................... 21 3.3.2 Evaporation .................................................................................................................. 22 3.3.3 Wind Speed and Direction ............................................................................................ 22 3.3.4 Temperature ................................................................................................................. 23 3.4 AIR QUALITY ....................................................................................................................... 23 3.4.1 Dust Control Procedures .............................................................................................. 23 3.4.2 Dust Monitoring and Criteria ......................................................................................... 24 3.4.3 Review of Dust Monitoring Results .............................................................................. 24 3.4.4 Reporting ...................................................................................................................... 27 3.5 SEDIMENT AND EROSION CONTROL .............................................................................. 27 3.6 SURFACE WATER ............................................................................................................... 28 3.6.1 Surface Water Management ........................................................................................ 28 3.6.2 Surface Water Monitoring ............................................................................................. 30 3.6.3 Biological Monitoring .................................................................................................... 32 3.6.4 Riparian Vegetation Monitoring .................................................................................... 33 3.6.5 Ecotoxicity Testing Program ......................................................................................... 34 3.7 GROUNDWATER ................................................................................................................. 34 3.7.1 Groundwater Management ........................................................................................... 34 3.7.2 Groundwater Monitoring ............................................................................................... 34 3.7.3 Groundwater Depressurisation ..................................................................................... 35 3.7.4 Reporting ...................................................................................................................... 36 3.8 IRRIGATION ......................................................................................................................... 36 3.8.1 Irrigation Area Soil and Vegetation Monitoring ............................................................. 37 3.8.2 Re-establishment of Coal Shaft Creek ......................................................................... 38 3.9 MANAGEMENT OF BIODIVERSITY ................................................................................... 38 3.9.1 Giant Barred Frog Report ............................................................................................. 38 3.9.2 Nest Box Program ........................................................................................................ 39 3.9.3 Weed Control ................................................................................................................ 39 3.9.4 Feral Animal Control ..................................................................................................... 40 3.10 VIBRATION AND AIRBLAST .............................................................................................