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Troll West Field Development

Troll West was discovered in North Sea in 1979 and production from 1995 by operator StatoilHydro.
Troll West, Norway Subsea Field Development Data:
Area: North Sea
Block: 31/2 and 31/5
Country: Norway
Region: Europe(North)
Operator: StatoilHydro
Partners: hydro (Operator): 4.9/9/7.68 Statofl: 58.8/82/74.57 Shell: 25.9/-/8.28 Saga: -/6/4.08 Elf: 3.1/2/2.35 Conoco: 5.19/-/1.66
Topside Solution: Troll West Semi Submersible
Subsea Solution:
Development Cost:
Oil Gas Reserves:

Troll West, StatoilHydro, - primarily a gas field, but it also possesses significant quantities of oil, in thin zones under the gas cap, to the west of the field. West Troll can be divided into two major zones.

The Troll West field development by operator StatoilHydro is located 31/2 and 31/5 in North Sea offshore Norway in water depths of 315-345m.

StatoilHydro with its partners started development of the Troll West field in 1979. The recoverable reserves are estimated to . Number of subsea wells are 70. The production year is 1995 with a daily production estimate of . The Troll West project is based on a subsea solution with Troll West Semi Submersible topside solution. The development cost is in the order of with an estimated field life of years.

Troll West Technical Information:
No of Wells: 70
Water Depth: 315-345m
Design Pressure: 158bar
Design Temperature: 68 deg.C
Field Life:
Troll West Project Status:
Daily Production:   

Field Status:
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