For the (1912) power station on Immingham dock, see Immingham dock powerstationImmingham Combined Heat and Power Plant (also known as Conoco Phillips Power Station) is a combined heat and power, gas-fired power plant adjacent to the Humber Oil Refinery near to South Killingholme North Lincolnshire, England.The plant opened in 2004 with a 730MW generating capacity, and was expanded to 1180MW in 2009 ; the station was developed by ConocoPhillips until its sale to Vitol in 2013.