Austar Coal Mine Annual Review July 2018 – June 2019 AUSTAR COAL MINE PTY LTD | PART OF THE YANCOAL AUSTRALIA GROUP Austar Coal Mine – Annual Review July 2018 – June 2019 TABLE OF CONTENTS 1 Statement of Compliance ............................................................................................................... 1 2 Introduction .................................................................................................................................... 3 2.1 Scope ....................................................................................................................................... 3 2.2 Background ............................................................................................................................. 3 2.3 Mine Contacts ......................................................................................................................... 4 3 Approvals ........................................................................................................................................ 6 3.1 Changes to Approvals during the Reporting Period ............................................................... 6 3.2 Primary Approvals ................................................................................................................... 6 3.2.1 Development Approval ................................................................................................... 6 3.2.2 Mining Authorities ........................................................................................................ 10 3.2.3 Environment Protection Licence ................................................................................... 12 3.3 Ancillary Approvals ............................................................................................................... 12 3.3.1 Extraction Plans ............................................................................................................. 12 3.3.2 Mining Operations Plan ................................................................................................ 13 3.3.3 Environmental Management Plans ............................................................................... 13 4 Operations Summary .................................................................................................................... 15 4.1 Exploration ............................................................................................................................ 15 4.2 Mining ................................................................................................................................... 15 4.2.1 Underground Mining Operations .................................................................................. 15 4.2.2 Ventilation ..................................................................................................................... 15 4.2.3 Production and Forecast Production ............................................................................ 16 4.3 Product Coal Transport ......................................................................................................... 17 4.4 Hours of Operation ............................................................................................................... 17 4.5 Waste Management ............................................................................................................. 17 4.6 Planned Operations Next Reporting Period .......................................................................... 18 5 Actions Required from Previous Annual Review .......................................................................... 19 6 Environmental Performance ......................................................................................................... 23 6.1 Environmental Performance Summary ................................................................................. 23 6.2 Meteorological Data ............................................................................................................. 31 6.2.1 Rainfall .......................................................................................................................... 31 6.2.2 Temperature ................................................................................................................. 32 6.2.3 Wind Speed ................................................................................................................... 32 6.3 Air Quality ............................................................................................................................. 33 6.3.1 Environmental Management ........................................................................................ 33 6.3.2 Environmental Performance ......................................................................................... 34 AUSTAR COAL MINE PTY LTD | PART OF THE YANCOAL AUSTRALIA GROUP ii Austar Coal Mine – Annual Review July 2018 – June 2019 6.4 Biodiversity............................................................................................................................ 40 6.4.1 Environmental Management ........................................................................................ 40 6.4.2 Environmental Performance ......................................................................................... 42 6.5 Vibration and Blasting ........................................................................................................... 45 6.5.1 Environmental Management ........................................................................................ 45 6.5.2 Environmental Performance ......................................................................................... 45 6.6 Noise ..................................................................................................................................... 47 6.6.1 Environmental Management ........................................................................................ 47 6.6.2 Environmental Performance ......................................................................................... 48 6.7 Aboriginal Heritage ............................................................................................................... 51 6.7.1 Environmental Management ........................................................................................ 51 6.7.2 Environmental Performance ......................................................................................... 51 6.8 Mine Subsidence ................................................................................................................... 51 6.8.1 Environmental Management ........................................................................................ 51 6.8.2 Environmental Performance ......................................................................................... 52 7 Water Management ...................................................................................................................... 55 7.1 Water Licences ...................................................................................................................... 55 7.2 Water Take ............................................................................................................................ 56 7.3 Surface Water ....................................................................................................................... 57 7.3.1 Environmental Management ........................................................................................ 57 7.3.2 Environmental Performance ......................................................................................... 58 7.3.3 CHPP Investigation Drainage Line ................................................................................. 59 7.3.4 Water Discharge Exceedance at SW6 ........................................................................... 60 7.4 Ground Water ....................................................................................................................... 61 7.4.1 Environmental Management ........................................................................................ 61 7.4.2 Environmental Performance ......................................................................................... 61 8 Rehabilitation ................................................................................................................................ 63 8.1 Buildings ................................................................................................................................ 63 8.2 Rehabilitation of Disturbed Land .......................................................................................... 63 8.2.1 Reject Emplacement Areas ........................................................................................... 63 8.2.2 Underground Mining Area (Extraction Plan) ................................................................ 64 8.2.3 Exploration .................................................................................................................... 64 8.1 Rehabilitation Maintenance ................................................................................................. 64 8.2 Rehabilitation Monitoring ..................................................................................................... 65 8.3 Rehabilitation Trials and Research .......................................................................................