Specifications - Nansen and Boomvang Gas Fields, Gulf of Mexico, USA

Key Data
Location	East Breaks area of the Gulf of Mexico
Distance from land	150 miles south of Houston.
Nansen	East Breaks block 602
Boomvang	Blocks 642, 643, and 683.
Water depth Nansen	3,678ft
Water depth Boomvang	3,453ft
Equity Boomvang	Enterprise 50%, Kerr McGee 30%, Ocean Energy 20%
Equity Nansen	Kerr McGee 50%, Ocean Energy 50%
Development	World’s first truss spars
Length	543ft
Weight	17,000t
Production capacity	40,000b/d oil, 200 million ft³/day gas
Nansen	200 million ft3/day gas.
Top tensioned risers	Nansen - 9, Boomvang - 5
Gas export	Seahawk Gathering System
Length	41 miles of 18in-diameter line, 55 miles of 24in-diameter line
Platform	Shallow water facility on the shelf in GAA-244.
Oil export	BANJO
Length	41 miles of 16in-diameter line
Infield pipe	100,000ft of 6in-diameter pipelines
Umbilicals	86,000ft
Risers	5.625in-diameter, 6000psi
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