EIA for Onshore Exploratory and Development Drilling Wells and Production in Dibrugarh & Sibsagar Districts Under Dibrugarh, Dibrugarh Extn., Hugrijan
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EIA for Onshore Exploratory and Development drilling wells and production in Dibrugarh & Sibsagar Districts under Dibrugarh, Dibrugarh Extn., Hugrijan, Naharkatia, Sapkaint, Dumduma, Dholiya and Moran, Moran Extn., Borhat PMLs-Khowang Shalmari Area. Final EIA Report- Volume 1 (Main Report) February 2021 EIA Consultant: ERM India Private Limited, Gurgaon – NABET Accredited as per Certificate No. NABET/EIA/1922 /RA 0177 dated August 31 2020 and valid upto October 30, 2022 www.erm.com www.erm.com The business of sustainability FINAL REPORT Oil India Limited EIA for Onshore Exploratory and Development drilling wells and production in Dibrugarh & Sibsagar districts under Dibrugarh, Dibrugarh Extn., Hugrijan, Naharkatia, Sapkaint, Dumduma, Dholiya and Moran, Moran Extn., Borhat PMLs-Khowang Shalmari Area. February 2021 Reference#0426932 Project Manager: Abhishek Roy Goswami Senior Consultant NABET Approved Debanjan EIA Coordinator and Bandyopadhyay Oil and Gas sector Partner This report has been prepared by ERM India Private Limited a member of Environmental Resources Management Group of companies, with all reasonable skill, care and diligence within the terms of the Contract with the client, incorporating our General Terms and Conditions of Business and taking account of the resources devoted to it by agreement with the client. We disclaim any responsibility to the client and others in respect of any matters outside the scope of the above. This report is confidential to the client and we accept no responsibility of whatsoever nature to third parties to whom this report, or any part thereof, is made known. Any such party relies on the report at their own risk. Declaration by expert contributing to the EIA Report for Onshore Exploratory and Development drilling wells and production in Dibrugarh & Sibsagar districts under Dibrugarh, Dibrugarh Extn., Hugrijan, Naharkatia, Sapkaint, Dumduma, Dholiya and Moran, Moran Extn., Borhat PMLs-Khowang Shalmari Area. EIA Coordinator I, hereby, certify that I was a part of the EIA team in the following capacity that developed the above EIA. I also confirm that the prescribed ToR have been complied with and that the data submitted is factually correct. EIA Coordinator: Debanjan Bandyopadhyay Signature Period of involvement: October 2017--Ongoing Contact Information : ERM India Private Limited, Building No.10, Tower B, 3rd Floor, DLF Cyber City Gurgaon -122002 India, Tel:+91-124-4170300; Fax: +91-124-4170301 Functional Area Experts (FAEs) S.N Functional Name of the Involvement Signature Area Expert 1 EIA Dr. Debanjan Coordination with Coordinator Bandyopadhyay experts; compilation of EIA report. QA/QC of the EIA report (October 2017- ongoing) 2 Air Dr. Debanjan Selection of air Pollution Bandyopadhyay quality monitoring stations, discussion with client on various air pollution control aspects, inputs for impact assessment from the proposed project and development of EMP. (October 2017- ongoing) 3 Water Dhritiman Ray Selection of water Pollution monitoring stations, interpretation of analysis results, , inputs for impact assessment and ERM EIA FOR HYDROCARBON DEVELOPMENT ACTIVITIES IN KHOWANG SHALMARI AREA PROJECT # 0426932 FEBRUARY 2021 ii S.N Functional Name of the Involvement Signature Area Expert development of EMP, (October 2017- ongoing) 4. Air Quality Dr. Indrani Modelling. Modelling Ghosh Model input data related to emissions and micrometeorology interpretation of modelling results and development of EMP (October 2017- ongoing) 5. Noise Dr. Indrani Undertaking Noise Quality Ghosh Quality Modelling; Selection of noise sampling locations for baseline monitoring, model input data, interpretation of modelling results and development of EMP. (October 2017- ongoing) 6. Solid & Dr. Koel Kumar Review of existing Left the organization Hazardous SHW management Waste and support for impact assessment, and development of EMP. (October 2017- October 2018) 7. Socio- Tufail Khan Support for socio economic economic baseline, environment stakeholder Souvik Basu consultations and Left the organization impact assessment. (Tufail October 2017-ongoing) (Souvik October 2017-October 2018) 8. Ecology and Dr. Abhishek Ecological survey Biodiversity Roy Goswami and assessment of flora and fauna and related impact assessment and development of EMP. (October 2017- ongoing) 9. Land use Preparation of all maps including ERM EIA FOR HYDROCARBON DEVELOPMENT ACTIVITIES IN KHOWANG SHALMARI AREA PROJECT # 0426932 FEBRUARY 2021 iii S.N Functional Name of the Involvement Signature Area Expert Dr. LU/LC and impact Karunakaran assessment. Nagalingam (October 2017- Dibyendu ongoing) Chakraborty 10. Risk Debanjan Conducting risk Assessment Bandyopadhyay assessment including frequency analysis, consequence analysis; development of Disaster Management Plan (October 2017- ongoing) I, Neena Singh, hereby, confirm that the above mentioned experts prepared the EIA for Onshore Exploratory and Development drilling wells and production in Dibrugarh & Sibsagar districts under Dibrugarh, Dibrugarh Extn., Hugrijan, Naharkatia, Sapkaint, Dumduma, Dholiya and Moran, Moran Extn., Borhat PMLs-Khowang Shalmari Area. I also confirm that the consultant organization shall be fully accountable for any misleading information mentioned in this statement. Signature: Name: Neena Singh Designation: Managing Director Name of the EIA consultant organization: ERM India Private Limited NABET Certificate No. & Issue Date: NABET/EIA/1922/RA 0177 valid up to October 30 2022. ERM EIA FOR HYDROCARBON DEVELOPMENT ACTIVITIES IN KHOWANG SHALMARI AREA PROJECT # 0426932 FEBRUARY 2021 iv Compliance of Approved Terms of Reference (ToR) for EIA Study The terms of reference (ToR) for conduct of EIA study as approved by EAC of MoEF&CC are included in Annexure 1.1. The ToR requirements and their inclusion in the EIA study have been described in Table 0.1. Table 0.1 ToR Compliance Sl. ToR Point Compliance Reference Section No in the EIA Report . Standard ToR 1. 1. Executive summary of Incorporated at the beginning of the report. - a project. 2. 2. Project description, Project Description- Drilling of 68 onshore Project project objectives and developmental wells, construction of 9 nos. Description: Refer project benefits. of production installations and laying of to Chapter 2 approximately 180 km of pipeline in Khowang Shalmari Area (KSA). Land Procurement The land required for KSA well sites and production facilities will be procured through direct purchase. In few cases, OIL may apply the provision of Land Acquisition, Rehabilitation and Resettlement Act, 2013 (LARR Act of 2013), if private negotiation where not successful. Land procurement will be done including crop compensation. No physical displacement will occur. Site Preparation & Construction of Drill site Site preparation will involve levelling, filling and consolidation of the site for staging equipment and machinery. Individual sites will be duly fenced. Preparation and construction of drill sites and production facilities will involve top soil scraping and storage for future use, elevating the drill platform by excavated material from the site and material brought from authorized quarry area. Reinforced Cement Concrete (RCC) will be used for the construction of foundation system. For making foundations of the main rig structure, cast in-situ bored under- reamed piles of specified lengths will also be used. Drilling & Testing The wells will be drilled up to 3900 m using a standard land rig or a “Mobile Land Rig” with standard water-based drilling fluid treatment system. During drilling operations, drilling fluid (or ‘mud’) is pumped through the drill string ERM EIA FOR HYDROCARBON DEVELOPMENT ACTIVITIES IN KHOWANG SHALMARI AREA PROJECT # 0426932 FEBRUARY 2021 v Sl. ToR Point Compliance Reference Section No in the EIA Report . down to the drilling bit and returns between the drill pipe–casing annulus up to surface back into the circulation system after separation of drill cuttings /solids through solids control equipment. Drill cuttings and wash wastewater generated will be stored on-site in HDPE lined pits. There will be other ancillary facilities like Drilling mud system, Effluent Treatment System (ETP), Cuttings disposal, Drill Cementing, equipment etc. and utilities to supply Power (DG sets), water, fuel (HSD) to the drilling process and will be set up as a part of the project. Logging operations will be undertaken to provide information on the potential type and quantities of hydrocarbons present in the target formations. Production Installations The production installation will include Oil Collection System (OCS), Gas Compressor Station (GCS), Field Group Gathering Station (FGGS) or Quick Production System (QPS). Project Objectives- Project Objectives- To explore and produce hydrocarbons’ Refer to Section safely 2.2 To augment national production of oil and gas Project benefits- Project benefits- Provision of more royalty to Assam Refer to Chapter 8 Government and more cess to Govt. of India Provision of more employment opportunity to local people Development of infrastructure (roads, culverts, bridges, schools etc.) in the area Increase in business opportunity for the local people Energy security for the country 3. 3. Cost of project and Total cost of the project would be Indian The cost of Project period of completion. Rupees 2751.40 crore. is provided in Section 2.12. Drilling of a well at each location is Project timeline is expected to take three to four months. After provided in development