Rover Way, Splott Energy Park & Data Centre (1,000 MW)
Rover Way, Splott Energy Park & Data Centre is a 1,000 MW battery storage project in Cardiff, Wales. Its status in the Renewable Energy Planning Database (July 2026 extract) is: approved on 15 April 2025, not yet built; the record was last updated on 20 May 2025.
1,000 MWbattery storage
approved, not builtstatus in REPD
20 May 2025record last updated
Cardiffcouncil area
Planning timeline
| Date | Stage |
|---|---|
| 22 March 2024 | Application submitted |
| 15 April 2025 | Planning permission granted |
| 15 April 2030 | Permission due to expire (unless work starts) |
Project details
- Technology
- battery storage (stand-alone storage)
- Capacity
- 1,000 MW
- Status (REPD)
- approved, not built
- Record last updated
- 20 May 2025
- Operator or applicant
- Latos Cardiff Limited
- Planning authority
- Cardiff
- Planning application reference
- 24/00624/FUL
- Address (REPD)
- Rover Way Splott
- Council area (by location)
- Cardiff
- Time to decision
- 56 weeks
- Name in REPD
- Rover Way, Splott - Energy Park & Data Centre
- REPD reference
- 16190
Who decides
| Applications | Cardiff | UK |
|---|---|---|
| Decided applications (solar, wind, battery) | 19 | 10,236 |
| Refused | 0 (0%) | 19% |
| Solar refused | 0 of 12 | 12% |
| Onshore wind refused | 0 of 1 | 45% |
| Battery storage refused | 0 of 6 | 16% |
| Median time from submission to decision | 9.1 weeks | 17.0 weeks |
| Appeals lodged / allowed | 0 / 0 | — |
Other large projects within 10 km
| Project | Type | MW | Status | km |
|---|---|---|---|---|
| Lamby Way Solar Farm | solar farm | 8.9 | operational | 1.1 |
| Ipswich Road, Cardiff | battery storage | 93 | approved, not built | 2.1 |
| Coal Pit Lane | solar | 5.3 | application withdrawn | 6.9 |
| Brynwell Farm | solar farm | 21 | approved, not built | 7.5 |
| Wentlooge Renewable Energy Hub | solar farm | 125 | appeal lodged | 7.7 |
| Woden Park | solar farm | 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 (51.4845, -3.1267).