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Nansen and Boomvang Oil and Gas Fields, Gulf of Mexico

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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