Projects / England and Wales
Merthyr Solar and Battery
- Connection date
- 12 May 2029
- Gate
- Not stated
- Status
- Scoping
- Technology
- Solar
- Total capacity
- 175 MW
- Connected now
- 0 MW
- Still to connect
- 175 MW
- Transmission owner
- National Grid Electricity Transmission (NGET)
- Agreement type
- Direct Connection
- Region
- England and Wales
- Project number
- PRO-002757
- Tracked since
- 14 Aug 2026
Stages
| Stage | Connected MW | Adds MW | Cumulative MW | Date | Gate | Status |
|---|---|---|---|---|---|---|
| 1 | 0 | 110 | 110 | 12 May 2029 | Not stated | Scoping |
| 2 | 0 | 65 | 175 | 31 Oct 2037 | Not stated | Scoping |
Change history
Every change to this project across 9 registers from 14 Aug 2026 to 21 Sep 2026.
No changes since 14 Aug 2026. Follow this project to see the next one on your watchlist.
Also queued at Cilfynydd 400kV Substation
Substation view8 other projects, 3 GW still to connect at this substation in total.
- Cilfynydd Grid Stability ServicesCILFYNYDD GRID SERVICES LIMITED, Other, Gate 2Mar 20270 MW
- Twyn Hywel CillfynyddTwyn Hywel Energy Park Ltd, Onshore wind, Not statedApr 2027108 MW
- Cilfynydd Green Energy CentreCILFYNYDD NG LIMITED, Storage with solar or wind, Gate 1Oct 20281 GW
- BESS CilfynyddREWE 2 LIMITED, Storage, Not statedJul 2029200 MW
- CilfynyddENSO GREEN HOLDINGS X LIMITED, Storage with solar or wind, Gate 1Oct 2030400 MW
- Penrhiwdarren FarmQAIR RENEWABLES UK LIMITED, Storage, Gate 1Sep 2037500 MW
- Cilfynydd 2REWE 8 LIMITED, Storage, Not statedOct 2037240 MW
- Cilfynydd BESSCilfynydd BESS Limited, Storage, Gate 1Oct 2037350 MW