Heol Aur, Dafen Industrial Estate (25 MW battery storage)
Heol Aur, Dafen Industrial Estate is a 25 MW battery storage project in Carmarthenshire, Wales. Its status in the Renewable Energy Planning Database (July 2026 extract) is: approved on 26 February 2026, not yet built; the record was last updated on 27 April 2026.
25 MWbattery storage
approved, not builtstatus in REPD
27 April 2026record last updated
Carmarthenshirecouncil area
Planning timeline
| Date | Stage |
|---|---|
| 23 May 2025 | Application submitted |
| 26 February 2026 | Planning permission granted |
| 26 February 2031 | Permission due to expire (unless work starts) |
Project details
- Technology
- battery storage (stand-alone storage)
- Capacity
- 25 MW
- Status (REPD)
- approved, not built
- Record last updated
- 27 April 2026
- Operator or applicant
- Westfa Limited
- Planning authority
- Carmarthenshire
- Planning application reference
- PL/09340
- Address (REPD)
- Heol Aur, Dafen Industrial Estate
- Council area (by location)
- Carmarthenshire
- Time to decision
- 40 weeks
- Name in REPD
- Heol Aur, Dafen Industrial Estate - Battery Storage System
- REPD reference
- 18991
Who decides
| Applications | Carmarthenshire | UK |
|---|---|---|
| Decided applications (solar, wind, battery) | 61 | 10,236 |
| Refused | 10 (16%) | 19% |
| Solar refused | 5 of 34 | 12% |
| Onshore wind refused | 5 of 14 | 45% |
| Battery storage refused | 0 of 13 | 16% |
| Median time from submission to decision | 21.8 weeks | 17.0 weeks |
| Appeals lodged / allowed | 2 / 0 | — |
Other large projects within 10 km
| Project | Type | MW | Status | km |
|---|---|---|---|---|
| Glyngwernen Farm, Uchaf Fawr Solar Farm | solar farm | 8.4 | approved, not built | 0.7 |
| Pencoed Ganol Farm, Pendderi Road | solar farm | 35 | application submitted | 2.5 |
| Llangennech Solar | solar farm | 29.9 | approved, not built | 2.9 |
| Brynteg Farm | solar farm | 16.2 | operational | 3.9 |
| Coed Bach Park, Gwynfryn Road | rooftop solar | 15 | application submitted | 6.4 |
| Castell Ddu Solar Farm | solar farm | 5 | permission expired | 6.7 |
| Pentre farm | solar farm | 5.5 | operational | 6.7 |
| Gwenlais Solar Farm | solar farm | 16.3 | approved, not built | 7.7 |
| Ffos Las Racecourse | solar farm | 5.5 | operational | 8.3 |
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 (51.6982, -4.1262).