1.0 INTRODUCTION Oil and Natural Gas Corporation Limited (ONGC)
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Environmental Impact Assessment report for Proposed Exploratory Drilling in AA-ONN-2009/3 Block NELP-VIII at Teok Village, Jorhat District, Assam Chapter-1 Introduction 1.0 INTRODUCTION Oil and Natural Gas Corporation Limited (ONGC) proposes to carryout exploratory drilling in on-shore Block AA-ONN-2009/3. The block is located in the Teok area of Jorhat, Assam and on the south-western part of main fields of North Assam shelf viz. Rudrasagar, Changmigaon area. The nearest hydrocarbon producing area is Amguri field, which is not with ONGC presently. The NELP block AA-ONN-2009/3 was awarded to ONGC and OIL (50% PI) along with the operation ship to ONGC by the Government of India (GOI) vide letter no. 0-19018/29/2009-ONG-I (Pt.II) dt.14.06.2010 and PSC was signed on 30.06.2010. The PEL deed of this block was signed on 02.12.2010. The block covers area of 84 sq. kms and falling in Jorhat district of Assam state. This chapter describes the purpose of the report, identification of project and proponent, brief description of nature, size, location of the project and importance to the region and country. The chapter also describes the scope of the study, details of regulatory scoping carried out as per Terms of Reference (TOR) issued by Ministry of Environment Forests (MoEF), New Delhi. 1.1 Purpose of the Report As per Environmental Impact Assessment EIA Notification dated 14 th September, 2006, exploration of oil & gas falls under category ‘A’ under project type 1(b) requires prior Environmental Clearance (EC) to be obtained from MoEF before the commencement of ground activity. The application for prior EC (Form-1 and Pre-feasibility Report) for the proposed project has been submitted to MoEF on 5th March 2012 and same was reviewed by the Expert Appraisal Committee (Industry II) held during 13 th – 14 th April 2012 in New Delhi to prescribe Terms of Reference (TORs) for the preparation of EIA/EMP report. TOR has been issued by MoEF vide letter reference F.No. J- 11011/103/2012-IA II (I) dated 13 th July, 2012. A copy of the ToR letter, along with its compliance is enclosed as Annexure-I. This EIA Report is prepared inline with the ToR issued by MoEF and addresses the anticipated environmental impacts of the proposed project and proposes the mitigation measures for the same for obtaining Environmental Clearance (EC) from MoEF, New Delhi. The report covers the primary data collected during st th 1 December 2012 to 28 February 2013 representing winter season. 1.2 Identification of Project and Project Proponent ONGC has been ranked 357 th in the Fortune Global 500 list of the world's biggest corporations for the year 2012. It is also among the Top 250 Global Energy Company by PLATTS. ONGC was founded on 14 August 1956 by the Indian state, which currently holds a 69.23% equity stake. It is involved in exploring hydrocarbons in 26 sedimentary basins of India, and owns and operates over VIMTA Labs Limited, Hyderabad C1-1 Environmental Impact Assessment report for Proposed Exploratory Drilling in AA-ONN-2009/3 Block NELP-VIII at Teok Village, Jorhat District, Assam Chapter-1 Introduction The proposed project intends to identify the presen VIMTA Labs Limited, Hyderabad C1-2 Environmental Impact Assessment report for Proposed Exploratory Drilling in AA-ONN-2009/3 Block NELP-VIII at Teok Village, Jorhat District, Assam Chapter-1 Introduction AA -ONN -2009/3 Block NELP-VIII FIGURE-1.1 INDEX MAP VIMTA Labs Limited, Hyderabad C1-3 Environmental Impact Assessment report for Proposed Exploratory Drilling in AA-ONN-2009/3 Block NELP-VIII at Teok Village, Jorhat District, Assam Chapter-1 Introduction FIGURE-1.2 TOPOGRAPHIC MAP AA-ONN-2009/3 BLOCK IN JORHAT DISTRICT VIMTA Labs Limited, Hyderabad C1-4 Environmental Impact Assessment report for Proposed Exploratory Drilling in AA-ONN-2009/3 Block NELP-VIII at Teok Village, Jorhat District, Assam Chapter-1 Introduction FIGURE-1.3 GOOGLE MAP SHOWING WELL LOCATIONS IN AA-ONN-2009/3 BLOCK VIMTA Labs Limited, Hyderabad C1-5 Environmental Impact Assessment report for Proposed Exploratory Drilling in AA-ONN-2009/3 Block NELP-VIII at Teok Village, Jorhat District, Assam Chapter-1 Introduction TABLE-1.2 ENVIRONMENTAL SETTING OF WELL TEOK-A (1 KM RADIUS) Sr. No. Particulars Details 1 Well Teok-A Location Village Pirakala-0.6 km NW Mandal Teok Revenue Circle District Jorhat State Assam 2 Well site Coordinates 26 o 47’ 48.27” N, 94 o 23’ 39.97” E 3 Well Site Elevation above MSL 101 m 4 Geographical location in toposheet 83 J/5 5 Nearest representative IMD station Golaghat- 52 km, SW 6 India Meteorological Dept. (IMD), Annual Mean Max Temp 32.75°C Data Annual Mean Min Temp 15.5°C Annual Average Rainfall 1898.8 mm Predominant wind direction North West Study Period – Site specific Mean Max Temp 15.0°C Mean Min Temp -14.0°C Average Rainfall 03 mm Predominant wind direction North West 7 Present land use at the site Plain land without vegetation 8 Nearest highway NH-37 (3.1 km, NNW) 9 Nearest railway station Lohing R.S- (8.5 km, SE) 10 Nearest airport Jorhat (21 km, SW) 11 Nearest river Mudal Jan (1.9 km, NE) 12 Nearest town Jorhat 13 Nearest major town with 2,00,000 Jorhat population 14 Villages within 1 km radius Pirakala, Duaragaon, Ballunggaon, Nepam 15 Hills/valleys Nil 16 Nearest tourist place Nil 17 Archaeologically important places Nil 18 Protected areas as per Wildlife Holongapar Gibbon Wild life sanctuary -8.75 Protection Act,1972 (Tiger reserve, km-SSW Elephant reserve, Biospheres, National parks, Wildlife sanctuaries, community reserves and conservation reserves) 19 Reserved / Protected Forests Holongapur RF-8.75 km 20 Seismicity Zone-V as per IS 1983 (Part-1) 2002 VIMTA Labs Limited, Hyderabad C1-6 Environmental Impact Assessment report for Proposed Exploratory Drilling in AA-ONN-2009/3 Block NELP-VIII at Teok Village, Jorhat District, Assam Chapter-1 Introduction TABLE-1.3 ENVIRONMENTAL SETTING OF WELL Teok-B (1-KM RADIUS) Sr. No. Particulars Details 1 Well Teok-B Location Village Rajai -1.7 km NNE Mandal Teok Revenue Circle District Jorhat State Assam 2 Well site Coordinates 26 o 44’ 37.56” N, 94 o 22’ 38.75” E 3 Well Site Elevation above MSL 101 m 4 Geographical location in 83 J/6 toposheet 5 Nearest representative IMD Golaghat- 48 km, SW station 6 India Meteorological Dept. Annual Mean Max Temp 32.75°C (IMD), Data Annual Mean Min Temp 15.5°C Annual Average Rainfall 1898.8 mm Predominant wind direction North West Study Period - Site specific Mean Max Temp 15.0°C Mean Min Temp -14.0°C Average Rainfall 03 mm Predominant wind direction North West 7 Present land use at the site Tea gardens (TG) 8 Nearest highway NH-37 (8.5, NNW) 9 Nearest railway station Nakachari R.S- (5.1 km, SSE) 10 Nearest airport Jorhat (18 km W) 11 Nearest rivers Kakajan (1.2 km,ENE) 12 Nearest town Jorhat 13 Nearest major town with Jorhat 2,00,000 population 14 Villages within 1 km radius Rajai T.G, Naginijan T.G 15 Hills/valleys Nil 16 Nearest tourist place Nil 17 Archaeologically important places Nil 18 Protected areas as per Wildlife Holongapar Gibbon Wild life sanctuary -3.0 Protection Act,1972 (Tiger km-SSW reserve, Elephant reserve, Biospheres, National parks, Wildlife sanctuaries, community reserves and conservation reserves) 19 Reserved / Protected Forests Holongapur RF-3.0 km 20 Seismicity Zone-V as per IS 1983 (Part-1) 2002 VIMTA Labs Limited, Hyderabad C1-7 Environmental Impact Assessment report for Proposed Exploratory Drilling in AA-ONN-2009/3 Block NELP-VIII at Teok Village, Jorhat District, Assam Chapter-1 Introduction TABLE-1.4 ENVIRONMENTAL SETTING OF WELL TEOK-C (1 KM RADIUS) Sr. No. Particulars Details 1 Well Teok-C Location Village Bangaon (0.5 km, SE) Mandal Teok Revenue circle District Jorhat State Assam 2 Well site Coordinates 26 o 49’ 02.35” N, 94 o 21’ 08.04” E 3 Well Site Elevation above MSL 95 4 Geographical location in toposheet 83 J/5 5 Nearest representative IMD station Golaghat 51 km, SW 6 India Meteorological Dept. (IMD), Annual Mean Max Temp 32.75°C Data Annual Mean Min Temp 15.5°C Annual Average Rainfall 1898.8 mm Predominant wind direction North West Study Period – Site specific Mean Max Temp 15.0°C Mean Min Temp -14.0°C Average Rainfall 03 mm Predominant wind direction North West 7 Present land use at the site Plain land without vegetation 8 Nearest highway NH-37 (1.3 km, SSE) 9 Nearest railway station Lohing R.S (13.5 km, SE) 10 Nearest airport Jorhat (15 km, SW) 11 Nearest river Kakojan (0.8 km, E) 12 Nearest town Jorhat 13 Nearest major town with 2,00,000 Jorhat population 14 Villages within 1 km radius Bangaon village and Bamkukurachaya village 15 Hills/valleys Nil 16 Nearest tourist place Nil 17 Archaeologically important places Nil 18 Protected areas as per Wildlife Holongapar Gibbon Wild life sanctuary 12.5 Protection Act,1972 (Tiger reserve, km-SSW Elephant reserve, Biospheres, National parks, Wildlife sanctuaries, community reserves and conservation reserves) 19 Reserved / Protected Forests Holongapur RF- 12.5 km SSE 20 Seismicity Zone-V as per IS 1983 (Part-1) 2002 VIMTA Labs Limited, Hyderabad C1-8 Environmental Impact Assessment report for Proposed Exploratory Drilling in AA-ONN-2009/3 Block NELP-VIII at Teok Village, Jorhat District, Assam Chapter-1 Introduction TABLE-1.5 ENVIRONMENTAL SETTING OF WELL Teok-D (1-KM RADIUS) Sr.