Oil field · UK

Merganser

Merganser is an oil field in the central North Sea, operated by Shell PLC. It was discovered in 1995 and produced from 2006 to 2020. Production has ceased. Over its life it produced about 12.8 million barrels of oil and condensate and 5.8 billion cubic metres of gas.

Production

Merganser produced about 12.8 million barrels of oil and condensate and 5.8 billion cubic metres of gas between December 2006 and December 2020.

Oil and condensate, barrels a day, by month
Merganser: oil and condensate production by month, December 2006 to December 202002k4k6k8k201020152020

Latest: 320 barrels a day in December 2020. Highest year: 2008, averaging 5,100 barrels a day. Highest month: December 2007.

Gas, million cubic metres a day, by month
Merganser: gas production by month, December 2006 to December 202001234201020152020

Latest: 0.24 million cubic metres a day in December 2020. Highest year: 2008, averaging 2.5 million cubic metres a day. Highest month: January 2008.

Average production by year

YearOil and condensate, barrels a dayGas, million m³ a day
20205300.45
20199100.53
20181,2000.6
20171,2000.56
20162,0000.65
20151,6000.64
20142,8001
20133,6001.3
20122,5000.9
20113,4001.4
20102,9001.8
20093,2001.7
20085,1002.5
20073,9001.9
2006 (Dec)1,2000.69

Field details

StatusProduction ceased
TypeOil field
OperatorShell PLC
Partners
  • Shell U.K. Limited 48%
  • NEO NEXT+ Energy Natural Resources Limited 44%
  • Premier Oil UK Limited 7%
Original operatorShell
DiscoveredJuly 1995 (well 22/30a-14Z)
First productionDecember 2006
Water depth88 m
RegionCentral North Sea

Platforms and installations

Culzean Living Qtrs and Utility (ULQ)Platform · Active · TotalEnergies Upstream UK Limited

Licences

The field lies in these 2 current licences:

P12Adura Energy, ExxonMobil International, NEO NEXT+ Energy, Shell PLC
P111Adura Energy, BP Exploration, Bridge Petroleum Group, DNO North Sea, Harbour Energy PLC, Ithaca Energy, NEO NEXT+ Energy, Shell PLC

Nearby

Sources

Production: NSTA, UKCS field production reports (PPRS), monthly to July 2026. Field details, platforms, licences and wells: NSTA open data, as on the atlas map. Contains information provided by the North Sea Transition Authority and/or other third parties. Used under the NSTA Open User Licence.

Offshore Data Atlas converts the reported volumes to barrels and cubic metres a day (one cubic metre is 6.29 barrels). UK gas figures are all the gas produced, including gas used offshore as fuel, flared or put back into the reservoir.