infrastructure · major

Hunterston B AGR closure

7 January 2022 → 7 January 2022

Hunterston B (965 MW, two reactors) ceased generation 7 Jan 2022 after 46 years. Closure brought forward from 2023 due to graphite-core cracking identified from 2014. Second AGR closure in seven months (after Dungeness B); removed Scotland's largest baseload before Torness 2028.

Affected fuels: nuclear

Countries: GB

Sources

  1. www.edfenergy.com(accessed 2026-04-26)

← All UK energy events