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Magnus EOR

Location

Northern North Sea, 160km NE of the Shetland Islands

Block number

211/12

Water depth

186 metres

Size of field

Large - 795 million barrels and 288bcf recoverable

Discovered

March 1974

Development consent

December 1978

Number of platforms

1

Jacket weight

40,400 tonnes

Where built

Nigg Bay

Topsides weight

31,000 tonnes

Where built

1 continental and 4 British yards

Accommodation (beds)

194

Oil export pipeline

20-inch to Brent Alpha Northern Leg Gas Pipeline then FLAGS)

Start-up

August 1983

Peak

156,000bpd oil, 12,000bpd gas condensate, 60mmscf/d gas

Current production (1999)

80,000bpd

Development cost

£1.1 billion

Total height of platform from seabed to top of flarestack

312m

Drilled depth of wells

Up to 5,200m in deviated holes Directional drilling maximum deviation (platform wells): 85° Radius covered from platform: 3.8 km

Maximum design wave height: 100 yr storm

31m with 15-20 second period

Participants:

BP Amoco, Nippon, Agip, Talisman and Petrobras
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