Projects · Storage
Disused slate quarries above Llanberis, Gwynedd, north Wales·In developmentStorage
Glyn Rhonwy Pumped Storage
- StageDCO granted 8 March 2017; discharging DCO requirements and detailed engineering design under way
- Next milestoneConstruction start once DCO requirements are discharged
- Last checked1 November 2026
What has changed on this project, and when
- Next milestone: Construction start once DCO requirements are discharged2 November 2026 · previously: LDES cap-and-floor future window / FID
- Stage: DCO granted 8 March 2017; discharging DCO requirements and detailed engineering design under way2 November 2026 · previously: Consented; awaiting route to market
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