Mount Gibson Iron Ore Mine & Infrastructure Project 2012
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Extension Hill Pty Ltd MT GIBSON IRON ORE MINE AND INFRASTRUCTURE PROJECT ANNUAL ENVIRONMENTAL REPORT Mt Gibson Iron Ore Mine and Infrastructure Project October 2011 – September 2012 ANNUAL ENVIRONMENTAL REPORT 2012 Mt Gibson Iron Ore Mine and Infrastructure Project Document Title: Annual Environmental Report – Mt Gibson Iron Ore Mine and Infrastructure Project October 2011 – September 2012 Revision Date: 24th September 2012 Rev Date Revision description By Distribution A 08.10.2012 Drafted J. Sackmann S. Churchill R. Olney S. Sandover B 17.10.2012 Added magnetite component and J. Sackmann S. Churchill addressed MGM internal B. McLernon R. Olney comments S. Sandover C. Harding H. Goff C 24.10.2012 Added amended Magnetite S. Blane R. Olney component and vegetation and S. Sandover B. McLernon DRF monitoring section C. Harding H. Goff D 26.10.2012 Minor formatting changes and S. Blane R. Olney editing of various sections S. Sandover B. McLernon C. Harding H. Goff G. Hewitt S. Churchill ANNUAL ENVIRONMENTAL REPORT 2012 Mt Gibson Iron Ore Mine and Infrastructure Project TABLE OF CONTENTS 1. INTRODUCTION ...................................................................................................................... 1 1.1. Intent ............................................................................................................................... 1 1.2. Project Overview .............................................................................................................. 2 2. PROJECT SUMMARY ................................................................................................................ 4 2.1. Hematite Operation ......................................................................................................... 4 2.2. Magnetite Operation ........................................................................................................ 9 3. COMPLIANCE ......................................................................................................................... 11 3.1 Department of Mines and Petroleum ............................................................................. 11 3.2 Department of Environment and Conservation (Ministerial Statement 753) ............... 12 3.3 Department of Environment and Conservation (Licence L8495/2010/1) .................... 12 3.4 Department of Sustainability, Environment, Water, Population and Communities ...... 13 3.5 Incidents ........................................................................................................................ 13 4. ENVIRONMENTAL MANAGEMENT AND MONITORING .......................................................... 15 4.1 Weather Monitoring ....................................................................................................... 15 4.2 Dust Monitoring ............................................................................................................. 18 4.3 Groundwater Monitoring ............................................................................................... 23 4.4 Vegetation Monitoring ................................................................................................... 26 4.5 Malleefowl Management and Monitoring ...................................................................... 39 4.6 General Fauna Monitoring ............................................................................................. 42 4.7 Waste Management ....................................................................................................... 44 5. REHABILITATION AND CLOSURE PLANNING ....................................................................... 46 6. STAKEHOLDER CONSULTATION ............................................................................................ 48 7. FUTURE WORK PROGRAM ..................................................................................................... 49 8. REFERENCES ......................................................................................................................... 50 LIST OF TABLES Table 1 Approval Conditions .......................................................................................................... 1 Table 2 Report Breakdown ............................................................................................................. 2 Table 3 DMP Site Summary (Hematite Operation) ....................................................................... 4 Table 4 Vegetation Clearing by Lease/Disturbance Type Table ................................................... 7 Table 5 Quantities of Material Mined and Crushed (Hematite Operation) .................................... 9 Table 6 Quantities of Material Moved (Hematite Operation) ........................................................ 9 Table 7 DMP Site Summary (Magnetite Project site studies) ..................................................... 10 Table 8 Magnetite Component Vegetation Clearing by Lease/Disturbance Table ...................... 11 Table 10 Monthly Wind Data Summary ....................................................................................... 18 Table 11 Groundwater Monitoring Regime .................................................................................. 23 Table 12 Analysis Results - SOL4P and SOL10P .......................................................................... 26 Table 13 Darwinia masonii and surrounding vegetation health and condition scoring matrix ... 28 Table 14 Lepidosperma gibsonii plant health and condition scoring matrix .............................. 28 Table 13 Native Vertebrate Fauna Deaths ................................................................................... 43 Table 14 Non-Native Fauna Deaths ............................................................................................. 44 Table 15 Quantities of Waste Recycled ....................................................................................... 44 Table 16 Rehabilitation Summary ................................................................................................ 46 Table 17 Rehabilitation Material Available .................................................................................. 46 Mount Gibson Mining Limited © ANNUAL ENVIRONMENTAL REPORT 2012 Mt Gibson Iron Ore Mine and Infrastructure Project LIST OF FIGURES Figure 1 Project Location .......................................................................................................................................... 2 Figure 2 Hematite Site Layout ................................................................................................................................. 3 Figure 3 Cleared and Rehabilitated Areas........................................................................................................... 6 Figure 4 Rainfall Data 2012 ................................................................................................................................... 15 Figure 5 Rainfall Data 2011 ................................................................................................................................... 16 Figure 6 Wind Rose (Oct 2011 – Sept 2012) ................................................................................................... 17 Figure 7 Dust Monitor Locations .......................................................................................................................... 19 Figure 8 Dust Deposition Data .............................................................................................................................. 20 Figure 9 Great Northern Highway Dustrak Data ............................................................................................ 21 Figure 10 Extension Hill South Dustrak Data .................................................................................................. 21 Figure 11 Iron Hill Dustrak Data .......................................................................................................................... 22 Figure 12 Rail Siding Dustrak Data ..................................................................................................................... 22 Figure 13 Standing Water Levels – Mine Site .................................................................................................. 24 Figure 14 Field analysis – physical parameters .............................................................................................. 25 Figure 15 Standing Water Levels – Rail Siding Bores ................................................................................... 26 Figure 16 Permanent DRF & surrounding vegetation monitoring sites ................................................ 27 Figure 17 (D1) D. masonii & surrounding vegetation weekly monitoring health score ............. 29 Figure 18 (D16) D. masonii & surrounding vegetation weekly monitoring health scores .......... 30 Figure 19 (L16) L. gibsonii and surrounding vegetation weekly monitoring health scores. ....... 31 Figure 20 (D21) D. masonii and surrounding vegetation monthly monitoring health scores ..... 32 Figure 21 (D9) D. masonii and surrounding vegetation monthly monitoring health scores ....... 33 Figure 22 (L18) L. gibsonii and surrounding vegetation monthly monitoring health scores ...... 34 Figure 23 (L20) L. gibsonii and surrounding vegetation monthly monitoring health scores ...... 35 Figure 24 (L23) L. gibsonii and surrounding vegetation monthly monitoring health scores .....