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WESTEN GRAY WHALE ADVISORY PANEL WGWAP-20/27 20th meeting 6-8 November 2019 PUBLIC

Overview of and gas projects off northeastern and in or near western gray whale feeding areas

Summary of information publicly available from company websites, annual and sustainability reports, tender information, SEER list, press releases/news, etc., as well as NGOs

Additional information and references for further reading available upon request

v. updated October 2019

Company Participants Project / licence Phase Assets / infrastructure Activities 2019 Planned activities blocks/fields in 2020+ or near WGW feeding areas Sakhalin Energy PSA with Russian party, Sakhalin-2, Piltun- Production 2 offshore oil and gas platforms: See separate docs See separate docs Investment represented by: Astokh1 • Piltun-Astokhskoye-A (PA-A / Company Ltd. • the State (Russian Molikpaq) Federation Government) • Piltun-Astokhskoye-B (PA-B) • the Sakhalin Administration Trans-Sakhalin pipeline system

Shareholders: • (50%+1 share) • plc (27,5% - 1 share) • Mitsui (12.5%) • Mitsubishi (10%)

Exxon Neftegas PSA with Russian party, Sakhalin-1, Production • Oil extracted from onshore site Seismic survey in 2019 Future plans include Limited, a represented by Chaivo since 2005 (Chayvo Onshore Processing (unclear if it would cover expansion of natural subsidiary of • the State (Russian Facility [OPF]) and offshore some or all fields as no gas development at ExxonMobil Federation Government) Orlan platform using wells with further information found in Chayvo field, which will • the Sakhalin Oblast lengthy boreholes public domain) require drilling Administration • Pipeline for transporting oil to additional wells and the De-Kastri oil export terminal Production and a decision expanding onshore Shareholders: in the Territory taken to construct Far East and offshore facilities, LNG plant at Pacific port of but no timeline • U.S.-based ExxonMobil • Reconstruction of Chaivo OPF De Kastri available in public 30% in 2018 domain • Russian State-owned company acting via Far East LNG plant its affiliates RN-Astra (potential start of (8.5%) and operation in 2027)

1 Note: another block Lunskoye is located further south off Eastern Sakhalin away from WGW feeding areas WESTEN GRAY WHALE ADVISORY PANEL WGWAP-20/27 20th meeting 6-8 November 2019 Participants Project / licence Phase Assets / infrastructure Activities 2019 Planned activities blocks/fields in 2020+ or near WGW feeding areas Sakhalinmorneftegas-Shelf (11.5%); • Japanese consortium SODECO 30% interest; Sakhalin-1, Production • Oil produced from an onshore Production Seismic survey in 2019 • Indian state-owned oil Odoptu since 2010 site using super-extended reach (no further information company ONGC Videsh horizontal wells found in public Ltd. 20% • As part of Odoptu 2nd stage, a domain) production well was drilled from the new onshore rig Krechet in 2017 • As part of Odoptu 2nd stage, production began January 2018

Sakhalin-1, Production • Field developed using drilling Production Seismic survey in 2019 Arkutun-Dagi since 2015 platform Berkut. (no further information found in public domain)

Gazpromneft- 100% Sakhalin-3, Exploration • Drilling platform Hai Yang Shi 3D seismic survey across Seismic survey across Sakhalin LLC, a Ayashky You 982. Neptune field (using Triton field in 2020, as subsidiary of Actively negotiating with • Neptune field • 1st well drilled in 2017 Russian domestically well as drilling several Gazprom Neft several foreign companies • Triton field discovered Neptune field at produced standalone wells from floating about collaboration and Ayashkaya structure; CRAB seabed station) drilling rigs 2019-2020 participation in development of • 2nd well drilled in 2018 Neptune field discovered in Purchasing geological Assessment phase will discovered Triton field at 2017 analysis continue until 2022- Bautinskaya structure. Decision 2023. to drill at Bautinsky formation Started drilling at Neptune was taken on basis of extensive field. Oil production at Triton geological research, analysis field planned to start in of 3D seismic data, and 2025-2027 butfirst oil successful drilling at Ayashsky may come sooner, or licence block. commissioning may be

delayed until 2029- 2030.

RN-Shelf Far East, Russian State-owned Rosneft Northern tip of Production • Permanent oil gathering and No further information No further information a subsidiary of 100% Chaivo field since 2014 metering systems available in public domain available in public Rosneft • Oil production from 5 wells with domain unique, complex design and extended reach • Yastreb rig used to drill wells from shore

WESTEN GRAY WHALE ADVISORY PANEL WGWAP-20/27 20th meeting 6-8 November 2019 PUBLIC Company Participants Project / licence Phase Assets / infrastructure Activities 2019 Planned activities blocks/fields in 2020+ or near WGW feeding areas RN-Sakhalinmor- Russian State-owned Rosneft Lebedinskoye Production • 4 production wells pump oil from No further information No further information neftegaz LLC, a 100% since 2014 shore. available in public domain available in public subsidiary of • 2017 project carried out to domain Rosneft further delineate boundaries of the field, expanded its area and resource base • 2017 pipeline constructed between Lebedinskoye field and neighbouring Odoptu field to increase operational safety • 2018 Lebedinskoye-Odoptu oil pipeline commissioned

RN-Sakhalinmor- Russian State-owned Rosneft Block “Offshore- Production • Oil produced from horizontal No further information No further information neftegaz LLC, 100% Odoptu field since 1998 wells operated/drilled from available in public domain available in public subsidiary of Northern dome” (’s first shore domain Rosneft offshore field) • Total of 40 extended-reach (also called production wells with lengths 5- “Odoptu-Sea field 8 km Northern dome”) • As at 1 January 2018, 28 oil production wells and 7 injection wells in operation • 2017 infrastructure development included construction of oil and gas collection and treatment facilities, a reservoir pressure maintenance system, pipelines for transporting oil, gas and water from field, and power- generating facilities • 2017, launched a pipeline between the neighbouring Lebedinskoye Field and Odoptu-Sea Field to increase safety of operations. WESTEN GRAY WHALE ADVISORY PANEL WGWAP-20/27 20th meeting 6-8 November 2019 PUBLIC Company Participants Project / licence Phase Assets / infrastructure Activities 2019 Planned activities blocks/fields in 2020+ or near WGW feeding areas Rosneft Russian State-owned Rosneft Deryuginsky Exploration One well in block drilled in 1990 (but Planning of exploratory In 2021 Rosneft plans 100% liquidated same year) drilling is ongoing but to begin exploration according to Rosneft drilling at Deryuginsky Surveys, including seismic surveys procurement data, Rosneft site on Sakhalin shelf in marine and transit zones, needed had already procured with 1st well to be for drilling Yuzhno-Ombinskaya-1 construction of the drilled to 6 km depth. exploration well (from shore) already exploration and appraisal completed well in 2019

Elvary Neftegas Russian State-owned Rosneft Kaygansko- Conceptual 4 wells Preparations for offshore No further information 100% Vasyukanskoye design for field appraisal/exploration available in public more development 2018 preparation of extended drilling currently underway. domain conceptual design project for Field is far offshore and will (Pela-Leych developing the field, including require new technologies. structure or joint evaluation of best economical and development of technical solutions for development. Pela-Leych and Schemes also to be developed for South- offshore facilities, including Vasyukanskaya underwater field, transport of structures) borehole products to shore and receiving facilities on shore.

WESTEN GRAY WHALE ADVISORY PANEL WGWAP-20/27 20th meeting 6-8 November 2019 PUBLIC Company Participants Project / licence Phase Assets / infrastructure Activities 2019 Planned activities blocks/fields in 2020+ or near WGW feeding areas Venineft • Russian State-owned Sakhalin-3, North- Exploration 3 wells No information available in No information Rosneft 74.9% Veninsky (close to public domain available in public • and production?) domain Chemical Corporation Programme for directional (; 25.1%) drilling accepted 2017. At the time, development (production?) of North- Veninsky deposit was expected to be begin in 2019. Total pipeline length would be 12,5 km. No update available in the public domain in 2018- 2019.

WESTEN GRAY WHALE ADVISORY PANEL WGWAP-20/27 20th meeting 6-8 November 2019 PUBLIC Other projects off eastern Sakhalin

Company Participants Project / licence Phase Assets / infrastructure Activities 2019 Planned activities blocks/fields in 2020+ or near WGW feeding areas Gazprom Gazprom Sakhalin-3, Production Block includes: Continued production and Continued production Dobycha Shelf Kirinsky Block and • Kirinskoye field (discovered 1992). First exploration and exploration Yuzhno- exploration gas extracted October 2013 and Sakhalinsk, LLC, commercial production started 2014. Within state-run Eastern Gas a subsidiary of . Only field on Russian continental shelf Program, Company developing Gazprom where extracted by subsea a major gas production center production facility without any platforms on Sakhalin Shelf. Commercial or offshore structures. Main feature development of Kirinskoye field of subsea production facility is manifold underway and production wells installed at 90 meters depth. Manifold being drilled at Yuzhno-Kirinskoye. composed of several high-pressure pipelines laid on the same platform and As of summer 2019, commercial connected according to a particular gas is extracted from two scheme. Hydrocarbons extracted, production wells and fed into collected via manifold, and delivered Sakhalin – Khabarovsk – to onshore processing facility (OPF) via gas pipeline, while gas offshore pipeline. condensate goes into Sakhalin • Yuzhno-Kirinskoye (discovered 2010, Energy’s oil pipeline. one of Gazprom's biggest offshore fields, currently in pre-development, with geological exploration completed within the field. Drilling production wells commenced in 2018, aiming for production to start 2023. • Mynginskoye field (discovered 2011) • Yuzhno-Lunskoye field (discovered 2016, when during geological exploration of Kirinsky block, a prospecting and appraisal well was drilled in Yuzhno- Lunskaya structure and substantial gas and condensate inflow was reported)

A number of wells have been drilled in the block.

Gas from Sakhalin 3 project forms main resource base for Sakhalin – Khabarovsk – Vladivostok gas transmission system.

WESTEN GRAY WHALE ADVISORY PANEL WGWAP-20/27 20th meeting 6-8 November 2019 PUBLIC RN-Sakhalinmor- Russian State- Vostochno Exploration Located in Nabilsky Bay of Sea of Okhotsk Conducted helium survey in East According to terms of neftegaz LLC, owned Rosneft Pribrezhny (near ) Coastal area. Several hundred license (2013), Rosneft subsidiary of 100% holes drilled in ice and helium obliged to carry out Rosneft Onshore drilling rig concentration measured, allowing exploration works company to forecast presence of within 5 years from One well drilled hydrocarbons in the layers. After field discovery. At analyzing all exploration data, same time, no later decision made to drill 1st than 3rd year, exploratory well. company should begin seismic exploration Completed drilling 1st well, and complete discovered new field. Drilling was construction of at least from onshore site using directional 1 exploration well method, required construction of a within 5 years. rig.

Currently company is evaluating production.

No information found on construction of 2nd exploration and appraisal (as announced in 2018 procurement).