Decline rate for UK North Sea oil production reaches 7%, says Canada's Nexen

摘要

London-Oil decline rates in the UK North Sea have reached as much as 7%/year, with overall output falling rapidly even though the number of fields in production is still rising, an official from Canada's Nexen said February 18.Once older fields fall away from their plateau production levels, annual decline rates can reach as much as 10-15%, said Keith Henderson, Nexen's UK subsurface manager.