Coalburn II Energy Storage Facility (1,000 MW)
Coalburn II Energy Storage Facility is a 1,000 MW battery storage project in South Lanarkshire, Scotland. Its status in the Renewable Energy Planning Database (July 2026 extract) is: under construction since 1 January 2025; the record was last updated on 9 July 2026. As a project over 50 MW in Scotland, it is decided by Scottish Ministers under Section 36.
Planning timeline
| Date | Stage |
|---|---|
| 6 December 2022 | Application submitted |
| 24 January 2024 | Section 36 consent granted (Scottish Ministers) |
| 1 January 2025 | Construction started |
Project details
- Technology
- battery storage (stand-alone storage)
- Capacity
- 1,000 MW
- Status (REPD)
- under construction
- Record last updated
- 9 July 2026
- Operator or applicant
- Alcemi Storage Development Limited
- Planning authority
- Scottish Government (S36)
- Planning application reference
- ECU00004698
- Address (REPD)
- Broken Cross Open Cast Mine Tower Road Douglas Lanark
- Council area (by location)
- South Lanarkshire
- Time to decision
- 59 weeks
- Name in REPD
- Coalburn II Energy Storage Facility - Battery Storage Facility
- REPD reference
- 12206
Who decides
As a project over 50 MW in Scotland, it is decided by Scottish Ministers under Section 36. Scottish Government (S36) refused 18% of 334 decided solar, wind and battery applications in REPD (median 127 weeks to a decision). Across all UK planning authorities 19% of 10,236 decided applications were refused.
Other large projects within 10 km
| Project | Type | MW | Status | km |
|---|---|---|---|---|
| Broken Cross (Former Surface Mine) | wind farm | 48 | operational | 0.6 |
| Central Eco Park Solar Farm | solar farm | 12 | approved, not built | 1.6 |
| Coalburn Energy | battery storage | 500 | under construction | 1.8 |
| High Netherfauld House Farm 1, Tower Road | battery storage | 502 | application submitted | 2.6 |
| Poniel Wind Turbines | wind farm | 9 | application withdrawn | 3.2 |
| Cumberhead West Wind Farm | wind farm | 126 | under construction | 4.3 |
| Carlisle Road | battery storage | 200 | approved, not built | 4.7 |
| Douglas West and Dalquhandy Renewable Energy Project | wind farm | 45 | operational | 5.0 |
| Douglas West Wind Farm (extension) | wind farm | 78 | under construction | 5.0 |
Status and dates as recorded in the Renewable Energy Planning Database (July 2026 extract); the database is compiled from public sources and can lag behind council decisions. Location: REPD grid reference (55.6089, -3.8208).