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Mad Dog Field

Name

Mad Dog

Location

Gulf of Mexico

Operator

BP

Distance from shore

190 miles south of New Orleans

Water depth

4,500ft

Equity

BP 60.5%, BHP Billiton 23.9%, Chevron 15.6%

Drilling unit range

5,000ft to 7,000ft of water

Green Canyon blocks

825, 826 and 782

Reserves

200 to 450 million barrels of oil equivalent

Development cost

$1.54bn

Discovery well

May 1998, Green Canyon 826

Water depths

6,600ft

Measured depth

22,410ft

Platform

Truss spar

Development

12 wells

Block

Green Canyon Block 782

Topsides

220ft x 163ft x 50ft (67m x 50m x 15m)

Slots

16 slots in a 4 x 4 pattern

Quarters

126 persons

Temporary quarters

60 persons

Rig operating weight

5,500t

Hull weight

20,871t

Throughput

100,000 barrels oil, 60mscf gas per day

Payload capacity

18,500t excluding hull storage

Topside and decks

10,500t

Mooring

11-line (polyester) taut mooring: 2 x 4, 1 x 3

Oil export

Caesar pipeline to Ship Shoal 332B, Cameron Highway Oil Pipeline System (CHOPS)

Gas export

Cleopatra pipeline to Ship Shoal 332A, Manta Ray Gathering System, Nautilus Gas Transportation into Louisiana
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