Projects · Minerals & Aggregates

near Gwennap/Redruth, Cornwall, England·Under wayMinerals & Aggregates

United Downs Deep Geothermal (GEL), Geothermal Lithium

  • StageOperational: UK's first geothermal electricity delivered 24/7 (reported Feb 2026); commercial-scale lithium carbonate production started (capacity 100 t/yr)
  • Next milestoneDevelop two further Cornwall deep geothermal sites (further 10 MW by 2030); scale lithium output
  • Last checked1 November 2026
Source: Energy Global, GEL delivers UK's first-ever geothermal electricity →

What has changed on this project, and when

  • Next milestone: Develop two further Cornwall deep geothermal sites (further 10 MW by 2030); scale lithium output2 November 2026 · previously: Scale lithium output and replicate at further sites
  • Stage: Operational: UK's first geothermal electricity delivered 24/7 (reported Feb 2026); commercial-scale lithium carbonate production started (capacity 100 t/yr)2 November 2026 · previously: operational
  • Value: Not disclosed2 November 2026 · previously: n/a

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