UK Progress Atlas

Renewables & Energy · Battery storage

Coalburn I 500 MW BESS

Coalburn 1 is a large battery-storage installation in South Lanarkshire, developed by CIP with Alcemi.[1]

Current position

Commercial operation was reported on 13 August 2026. The article distinguishes this project from the separately planned Coalburn 2 and Devilla batteries.

Benefits

  • 500 MW / 1,000 MWh: two hours of storage at full power to support electricity-system flexibility.

Latest developments

Sources
  1. solarpowerportal.co.uk ↗
  2. alcemi.com ↗