Office for Nuclear Regulation

Heysham 1


  • Operator/Licensee: EDF Energy Nuclear Generation Ltd
  • Parent body organisation: EDF Energy
  • Type of site: Operational advanced gas-cooled (AGR)
  • Location: Morecambe, Lancashire

EDF Energy website

Heysham 1 - Copyright EDF Energy


Heysham 1 is made up of two advanced gas-cooled reactors and is similar in design to Hartlepool. Construction for Heysham 1 started in 1970 and electricity generation started  in 1983.

End of generation for Heysham 1 is currently estimated by EDF Energy to be March 2024.