Tonmawr - Mynydd Fforch Dwm Wind Farm (35 MW)
Tonmawr - Mynydd Fforch Dwm Wind Farm is a 35 MW wind farm project in Neath Port Talbot, Wales. Its status in the Renewable Energy Planning Database (July 2026 extract) is: approved on 23 December 2024, not yet built; the record was last updated on 10 February 2026. It is decided by the Welsh Government as a development of national significance.
Planning timeline
| Date | Stage |
|---|---|
| 1 November 2023 | Application submitted |
| 23 December 2024 | Planning permission granted |
| 23 December 2029 | Permission due to expire (unless work starts) |
Project details
- Technology
- wind farm
- Capacity
- 35 MW
- Status (REPD)
- approved, not built
- Record last updated
- 10 February 2026
- Operator or applicant
- Naturalis Energy Developments Limited
- Planning authority
- Welsh Government (NSIP)
- Planning application reference
- DNS/3255801
- Turbines
- 6
- Turbine height
- 200 m
- Address (REPD)
- Fforch dwm Farm, Tonmawr, Port Talbot
- Council area (by location)
- Neath Port Talbot
- Time to decision
- 60 weeks
- Contracts for Difference
- AR7a
- REPD reference
- 11298
The scheme also includes solar farm, recorded separately in REPD (approved, not built).
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 |
|---|---|---|---|---|
| Pen Y Cymoedd | wind farm | 228 | operational | 1.2 |
| Pen y Cymoedd Energy Storage | battery storage | 22 | operational | 1.2 |
| Foel Trawsnant | wind farm | 35 | approved, not built | 4.3 |
| Foel Fawr | solar farm | 5.1 | permission expired | 4.4 |
| Melin Court | wind farm | 18 | approved, not built | 4.9 |
| Tylerfedwen Farm Solar Park | solar farm | 13.3 | permission expired | 6.1 |
| Ffynnon Oer Wind Farm | wind farm | 32 | operational | 6.4 |
| Llynfi Renewable Energy Park, Land at Mynydd Caerau | wind farm | 24 | operational | 6.5 |
| Llynfi Afan Renewable Energy Park | wind farm | 6 | operational | 7.0 |
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 (51.6587, -3.7126).