Killingholme B Power Station is a Combined‐cycle gas turbine natural gas power station in the civil parish of North Killingholme in North Lincolnshire, north of the Lindsey Oil Refinery, and adjacent to Killingholme A power station Killingholme B (900 MW) opened in 1993 and is owned by Uniper (Formerly E.ON UK).

The Uniper (Formerly E.ON UK) plant consists of two 450 MW Siemens V94.2 gas turbine modules each connected to a heat recovery steam generator using only a single steam turbine in a 2 into 1 configuration.

[1] When it was built by Powergen (now called Uniper) and opened in April 1993 it was only the second gas-fired power station built in the UK.

E.ON UK have an Education Centre at their site for school children.

In June 2015 E.ON UK announced the plant is to be closed.