FEB 2016 ENVIRONMENTAL IMPACT ASSESSMENT REPORT FOR CRZ CLEARANCE OF MSEDCL Wind farm for Repowering AT VILLAGE –JAMSANDE TALUKA:DEVGAD , DIST – SINDHUDURG, MAHARASHTRA PROPOSED BY MAHARASHTRA STATE ELECTRICITY DISTRIBUTION COMPANY LTD. PREPARED BY Mahabal Enviro Engineers Pvt. Ltd. Pollution monitoring, Engineers & Contractors in Environmental Management Plot No. F-7, Road No. 21, Wagle Estate, Thane West - 400604, Maharashtra, India Phone: 2582 0658/ 3139/ 1663/ 3154 Fax: 91-22-25823543 [email protected] EIA of Proposed Repowering of MSEDCL wind farm power Project at Devgad INDEX CHAPTER 1 .............................................................................................................. 9 INTRODUCTION ....................................................................................................... 9 1.1 INTRODUCTION ................................................................................................. 9 1.2 INDIAN ENERGY SCENARIO ........................................................................... 13 1.3 WIND REGIME .................................................................................................. 16 1.4 WIND POTENTIAL ............................................................................................ 16 1.5 WHY MORE WIND POWER IN INDIA ............................................................... 17 1.6 WIND ENERGY PROGRAM .............................................................................. 18 1.7 POTENTIAL OF WIND ENERGY IN MAHARASHTRA ...................................... 19 1.8 THE SUZLON ENERGY LIMITED ..................................................................... 20 1.9 WIND FARM PROJECTS IN DEVGAD ............................................................. 21 1.10 SCOPE OF EIA ............................................................................................... 22 1.11 METHODOLOGY FOR EIA ............................................................................. 24 1.11.1 Study / Evaluation of Project Proposal .............................................................. 24 1.11.2 Baseline Studies.................................................................................................... 24 1.11.2.1 Air Environment .............................................................................................. 24 1.11.2.2 Noise Environment ........................................................................................ 25 1.11.2.3 Water Environment ........................................................................................ 25 1.11.2.4 Land Environment .......................................................................................... 25 1.11.2.5 Biological Environment ................................................................................. 25 1.11.2.6 Socio-economic Environment ...................................................................... 25 1.11.2.7 Environment Impact Matrix........................................................................... 26 1.11.2.8 Environment Management Plan .................................................................. 26 CHAPTER 2 ............................................................................................................ 27 PROJECT DESCRIPTION ...................................................................................... 27 M/s. Maharashtra State Electricity Distribution Co. Ltd. Page 2 EIA of Proposed Repowering of MSEDCL wind farm power Project at Devgad 2.1 LOCATION ........................................................................................................ 27 2.2 DETAILS OF THE EXISTING WIND TURBINES ............................................... 29 2.3 LAND AND PROJECT COST ............................................................................ 31 2.4 POWER PLANT CAPACITY .............................................................................. 31 2.5 POWER GENERATION .................................................................................... 31 2.6 POWER EVACUATION ..................................................................................... 31 2.7 ENVIRONMENTAL ASPECTS .......................................................................... 31 2.8 OPERATION AND MAINTENANCE ........................................................................ 32 2.9 WIND GENERATION PRINCIPLE .......................................................................... 33 2.10 WIND TURBINE SPECIFICATION ........................................................................ 34 2.11 WIND TURBINE INSTALLATION .......................................................................... 39 CHAPTER 3 ............................................................................................................ 40 BASELINE ENVIRONMENTAL STUDIES ............................................................... 40 3.1 INTRODUCTION ............................................................................................... 40 3.2 LAND ENVIRONMENT ...................................................................................... 40 3.2.1 Study Area (Project Site) ........................................................................................ 40 3.2.2 Land Use .................................................................................................................. 41 3.2.3 Topography .............................................................................................................. 41 3.2.4 Geology ..................................................................................................................... 42 3.2.5 Soil Characteristics ................................................................................................. 42 3.3 WATER ENVIRONMENT .................................................................................. 43 3.3.1 Water Quality Monitoring ........................................................................................ 43 3.4 AIR ENVIRONMENT ......................................................................................... 44 3.3.1 Climate ...................................................................................................................... 44 3.3.2 Rainfall ...................................................................................................................... 45 3.3.3 Temperature ............................................................................................................. 45 3.3.4 Humidity .................................................................................................................... 46 M/s. Maharashtra State Electricity Distribution Co. Ltd. Page 3 EIA of Proposed Repowering of MSEDCL wind farm power Project at Devgad 3.3.5 Wind .......................................................................................................................... 46 3.3.6 Ambient Air Quality Monitoring .............................................................................. 46 3.3.7 Present Ambient Air Quality .................................................................................. 47 3.4 NOISE ENVIRONMENT .................................................................................... 49 3.4.1 Noise Level Monitoring ........................................................................................... 50 3.4.2 Noise Levels ............................................................................................................. 50 3.5 ECOLOGICAL ENVIRONMENT ........................................................................ 51 3.5.1 Flora .......................................................................................................................... 51 3.5 .2 Fauna ....................................................................................................................... 53 3.6 SOCIO-ECONOMIC ENVIRONMENT ............................................................... 54 3.6.1 AMENITIES AND OTHER CIVIC FACILITIES ................................................... 55 3.6.1.2 Educational Institutes .......................................................................................... 55 3.6.1.2 Health Infrastructure ............................................................................................ 56 3.6.2 Agriculture & Crops ................................................................................................. 56 CHAPTER 4 ............................................................................................................ 58 ENVIRONMENTAL IMPACT IDENTIFICATION, PREDICTION AND ANALYSIS .... 58 4.1 IMPACT IDENTIFICATION ................................................................................ 58 4.1.1 ONSTRUCTION ...................................................................................................... 59 4.1.2 OPERATION ............................................................................................................ 59 4.2 AIR ENVIRONMENT ......................................................................................... 60 4.2.1 CONSTRUCTION PHASE ..................................................................................... 60 4.2.2 OPERATION PHASE ............................................................................................. 60 4.3 NOISE ENVIRONMENT .................................................................................... 61 4.3.1 CONSTRUCTION PHASE ....................................................................................