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Project history
Sakhalin-1 milestones and accomplishments
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Project history
1977: Odoptu field identified as holding potential oil and/or gas reserves, followed by Chayvo (1979) and Arkutun-Dagi (1989)
1996: Production Sharing Agreement for the project becomes effective
1995-2000: Exploration period includes the drilling of seven appraisal wells and acquisition of more than 1,200 square kilometers of three-dimensional seismic data
2001: Sakhalin-1 Consortium declares the project commercial and the Russian Federation approves the declaration, formally ending the exploration period
2004: Russian government approves the Technical and Economic Substantiation for Construction, allowing Sakhalin-1 to begin full-scale construction of project facilities
2005: Production startup at the Chayvo field in October. Commenced drilling operations from Orlan platform
2006: Sakhalin-1 oil transportation system commissioned in August
2007: Exxon Neftegas Limited has completed drilling of the Z-11 (11,282 m.) extended reach well at the Chayvo field in April
2008:
- February – Z-12 well drilled at the Chayvo field, setting a new world record for extended reach drilling (11,680 meters)
- December – International Petroleum Technology Conference (IPTC) recognizes Sakhalin-1 with it's Excellence in Project Integration Award
2009:
- May – Drilling at the Odoptu field begins in May, highlighting the start of the next phase of Sakhalin-1
- November – Sakhalin-1's De-Kastri Oil Export Terminal named 2009 Terminal of the Year by IV Annual International Congress
2010: Production startup at the Odoptu field in September
2011:
- January – OP-11 well declared at Odoptu field, setting a new world record for extended reach drilling at a total measured depth of 12,345 meters (7.67 miles). The OP-11 well also sets a world record with a horizontal reach of 11,475 meters (7.13 miles)
- September – De-Kastri Oil Export Terminal celebrates its fifth anniversary of safe tanker loadings
2012:
- April – Sakhalin-1 loads 500th tanker with crude oil at the De-Kastri Terminal in Khabarovsk Krai
- Sakhalin-1 completes and installs gravity-based structure (GBS) for the Arkutun-Dagi platform Berkut, offshore Northeast Sakhalin
- August – Sakhalin-1 Project breaks own record for drilling world`s longest extended-reach well Z-44 (12.376 m.) at the Chayvo field, offshore Russian Far East
- November – Sakhalin-1 gas supplies to Khabarovsk Krai region reach 10 billion cubic meters
- December – Inauguration of Technical Oil and Gas Institute of Sakhalin State University
2013: Exxon Neftegas Limited, on behalf of the Sakhalin-1 consortium, made a US $5 million contribution to the healthcare and education of Sakhalin Oblast in January
2014:
- April – Z-40 well declared at Chayvo field, setting a new world record for extended reach drilling at a total measured depth of 13,000 meter
- June – Berkut platform’s topsides successfully installed at Arkutun-Dagi field
2015: Exxon Neftegas Limited announced it began production at the Arkutun-Dagi field
2016: Odoptu Stage 2 development and South Well Site infrastructure construction under way
2017: Well O-5RD drilled and world record set for a measured depth of 15,000 meters
2018:
- Odoptu field Stage 2 development entered production phase
- Record daily production level of 300,000 barrels, 20% more than the design capacity of the production facilities
2019: Sakhalin-1 Consortium started preparations for RFE LNG FEED
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