Carrog Ganol, Rhosgoch (300 MW battery storage)
Carrog Ganol, Rhosgoch is a 300 MW battery storage project in Isle of Anglesey, Wales. Its status in the Renewable Energy Planning Database (July 2026 extract) is: approved on 26 September 2024, not yet built; the record was last updated on 31 March 2026.
300 MWbattery storage
approved, not builtstatus in REPD
31 March 2026record last updated
Isle of Angleseycouncil area
Planning timeline
| Date | Stage |
|---|---|
| 15 August 2023 | Application submitted |
| 26 September 2024 | Planning permission granted |
| 26 September 2029 | Permission due to expire (unless work starts) |
Project details
- Technology
- battery storage (stand-alone storage)
- Capacity
- 300 MW
- Status (REPD)
- approved, not built
- Record last updated
- 31 March 2026
- Operator or applicant
- Boom Developments Limited
- Planning authority
- Isle of Anglesey
- Planning application reference
- FPL/2023/218
- Address (REPD)
- Carrog Ganol, Rhosgoch
- Council area (by location)
- Isle of Anglesey
- Time to decision
- 58 weeks
- Name in REPD
- Carrog Ganol, Rhosgoch - Battery Energy Storage System
- REPD reference
- 13217
Who decides
| Applications | Isle of Anglesey | UK |
|---|---|---|
| Decided applications (solar, wind, battery) | 15 | 10,236 |
| Refused | 3 (20%) | 19% |
| Solar refused | 0 of 5 | 12% |
| Onshore wind refused | 3 of 7 | 45% |
| Battery storage refused | 0 of 3 | 16% |
| Median time from submission to decision | 34.3 weeks | 17.0 weeks |
| Appeals lodged / allowed | 0 / 0 | — |
Other large projects within 10 km
| Project | Type | MW | Status | km |
|---|---|---|---|---|
| Porth Wen | solar farm | 49.9 | under construction | 1.5 |
| Rhyd-y-Groes Wind Farm - repowering | wind farm | 9.9 | approved, not built | 2.8 |
| Llanbabo Wind Farm | wind farm | 20.4 | operational | 5.3 |
| Trysglwyn Wind Farm | wind farm | 5.6 | operational | 6.9 |
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 (53.3998, -4.4412).