EIA Report Presentation
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INDIAN OIL CORPORATION LIMITED Draft Report on Environmental Impact Assessment (EIA) For Implementation of BGR INDMAX project associated with BGR crude processing capacity enhancement from 2.35 to 2.7 MMTPA, DHDT capacity enhancement from 1.2 to 1.8 MMTPA, CRU-MSQ revamp & Implementation of SDS unit At Tehsil Sidli (PT-II), PO.Dhaligaon, District: Chirang, Assam . ABC TECHNO LABS INDIA PVT. LTD. AN ISO ISO 9001:2008, ISO14001:2004 & OHSAS 18001:2007 certified Environmental Engineering and Consultancy Organization (NABL Accredited & MoEF Recognised Environment Laboratory) QCI NABET Accredited for Sector 5F (Certificate No. NABET / EIA / 1316 / RA001) Corporate Office: No.2, 2 nd Street, Thangam Colony, Anna Nagar West, Chennai – 600040. Tamil Nadu, India. Tel: 044 – 26161123 / 24 / 25 Mumbai Office: A-355, Balaji Bhavan, Plot No. 42 A, Sector 11, CBD Belapur, Navi Mumbai – 400614. Maharashtra, India Tel: 022 27580044 Draft EIA for Implementation of INDMAX project associated with crude processing capacity enhancement from 2.35 to 2.7 MMTPA, DHDT capacity enhancement from 1.2 to 1.8 MMTPA, CRU-MSQ revamp & implementation of SDS unit by M/s IOCL, Bongaigaon Refinery at Dhaligaon, Dist: Chirang (BTAD), Assam Content EXECUTIVE SUMMARY ....................................................................................................................... 9 CHAPTER 1: INTRODUCTION ............................................................................................................ 36 1.1 Background .................................................................................................................... 36 1.2 Need of the Expansion of Bongaigaon refinery ................................................................ 36 1.3 Need of EIA ..................................................................................................................... 37 1.4 Terms of Reference (TOR) ............................................................................................... 37 1.5 Approach and Methodology ........................................................................................... 37 1.6 Environmental Settings ................................................................................................... 39 1.6.1 Location Details of the Site ............................................................................................ 39 1.6.2 Accessibility to Plant Site .............................................................................................. 40 1.7 EIA Report Presentation .................................................................................................. 41 Figure 1.1: Index Map of BGR INDMAX project .................................................................... 41 CHAPTER 2 ...................................................................................................................................... 44 PROJECT DESCRIPTION .................................................................................................................... 44 2.1 Introduction: .................................................................................................................. 44 2.2 Needs of Capacity Enhancement ..................................................................................... 44 2.3 Project Location .............................................................................................................. 45 Figure 2.1: Location of Bongaigaon refinery at Dhaligaon, Assam on Google Satellite Image 46 Figure 2.2: Plot Plan of Bongaigaon Refinery ...................................................................... 47 2.4 Manufacturing Process Details ........................................................................................ 48 Table no.2.1: Specification of Diesel ................................................................................ 49 2.5 Power Requirement: ...................................................................................................... 56 Table no. 2.2: Power Requirement .................................................................................. 56 2.6 Water Requirement and Waste Water Generation ......................................................... 56 2.7 Environmental mitigation measures of the project: ........................................................ 56 Table no.2.3: Environmental mitigation measures .......................................................... 56 ABC Techno Labs India Pvt. Ltd. 2 Draft EIA for Implementation of INDMAX project associated with crude processing capacity enhancement from 2.35 to 2.7 MMTPA, DHDT capacity enhancement from 1.2 to 1.8 MMTPA, CRU-MSQ revamp & implementation of SDS unit by M/s IOCL, Bongaigaon Refinery at Dhaligaon, Dist: Chirang (BTAD), Assam 2.8 Project Cost: ................................................................................................................... 58 Table no. 2.4: Project Cost .............................................................................................. 58 CHAPTER 3 ...................................................................................................................................... 60 DESCRIPTION OF ENVIRONMENT ..................................................................................................... 60 3.1 Introduction ................................................................................................................... 60 3.2 Topography and Physiography ........................................................................................ 60 3.3 Geology .......................................................................................................................... 60 3.4 Soil Characteristics .......................................................................................................... 61 Figure 3.1: Soil sampling locations ....................................................................................... 62 Table 3.1: Details of Soil Sampling Locations ................................................................... 62 Table 3.1: Soil Characteristics in the Study Area .............................................................. 62 3.5 Water Resources and Water Quality ............................................................................... 63 3.5.1 Water Resources ...................................................................................................... 63 3.5.2 Surface Water Resources .......................................................................................... 63 3.5.3 Ground Water Resources.......................................................................................... 63 3.5.4 Ground and Surface Water Quality ........................................................................... 64 Figure 3.2: water sampling locations ................................................................................... 64 Table 3.3: Indian Standard Specification for Drinking Water ............................................ 66 Table 3.4: Ground Water Quality in the Study Area ......................................................... 70 Parameters...................................................................................................................................... 70 Table 3.5: Analysis Results of Aie River Water ................................................................. 72 3.6 Climatology and Meteorology ......................................................................................... 72 3.6.1 Introduction ............................................................................................................. 72 3.6.2 Climatology .................................................................................................................... 73 3.6.3 Climatological Data ......................................................................................................... 73 Table 3.10: Summary of Micro meteorological Conditions near the site .......................... 75 3.6.4 Micro Meteorological Data for the Site ..................................................................... 80 ABC Techno Labs India Pvt. Ltd. 3 Draft EIA for Implementation of INDMAX project associated with crude processing capacity enhancement from 2.35 to 2.7 MMTPA, DHDT capacity enhancement from 1.2 to 1.8 MMTPA, CRU-MSQ revamp & implementation of SDS unit by M/s IOCL, Bongaigaon Refinery at Dhaligaon, Dist: Chirang (BTAD), Assam 3.7 Ambient Air Quality ........................................................................................................ 80 3.7.1 Introduction ............................................................................................................. 80 3.7.2 Methodology of Monitoring and Analysis ................................................................. 81 3.7.3 Sampling and Analytical Techniques ......................................................................... 82 Table 3.11: Techniques Used For Ambient Air Quality Monitoring ................................... 82 3.7.4 Ambient Air Quality Monitoring Locations ................................................................ 83 3.7.5 National Ambient Air Quality Standards.................................................................... 83 3.7.6 Results of Ambient Air Quality Monitoring ................................................................ 84 3.7.7 Ambient Air Quality Status ......................................................................................