Alleston Solar Farm (30 MW)
Alleston Solar Farm is a 30 MW solar farm project in Pembrokeshire, Wales. Its status in the Renewable Energy Planning Database (July 2026 extract) is: approved on 10 March 2026, not yet built; the record was last updated on 7 May 2026. It is decided by the Welsh Government as a development of national significance.
Planning timeline
| Date | Stage |
|---|---|
| 16 December 2024 | Application submitted |
| 10 March 2026 | Planning permission granted |
Project details
- Technology
- solar farm
- Capacity
- 30 MW
- Status (REPD)
- approved, not built
- Record last updated
- 7 May 2026
- Operator or applicant
- Stantec UK Limited
- Planning authority
- Welsh Government (NSIP)
- Planning application reference
- CAS-03072-D7X6N7
- Site area
- 100.0 ha
- Address (REPD)
- Alleston Farm, Lamphey Road
- Council area (by location)
- Pembrokeshire
- Time to decision
- 64 weeks
- REPD reference
- 15560
Who decides
It is decided by the Welsh Government as a development of national significance. Welsh Government (NSIP) refused 22% of 55 decided solar, wind and battery applications in REPD (median 67 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 |
|---|---|---|---|---|
| Golden Hill | solar farm | 6.2 | operational | 2.1 |
| West Farm, Cosheston Solar Farm | solar farm | 9 | under construction | 3.2 |
| Blackberry Lane Solar Farm | solar farm | 10 | approved, not built | 3.4 |
| West Farm (Solar) | solar farm | 7.7 | operational | 3.4 |
| West Orielton Farm | solar farm | 5 | application withdrawn | 4.6 |
| Chapel Hill | solar farm | 8 | operational | 4.8 |
| The Greenlink Converter Station - Lambeeth Battery Energy Storage | battery storage | 49.9 | approved, not built | 6.5 |
| Jordanston Solar Farm | solar farm | 5 | operational | 6.8 |
| Corston Windfarm | wind farm | 7.9 | refused | 7.1 |
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 (51.6684, -4.8936).