Land at former Didcot A Power Station, Didcot, OX11 7HA Data via plota.co.uk
Proposal
Reserved Matters application for the approval of details relating to appearance, landscaping, layout and scale for a data centre campus, to include 4 no. data centre buildings, gate house and other ancillary buildings and plant, associated site access roads, boundary security fencing, CCTV and landscaping pursuant to outline planning permission P25/V2199/S73Â (Variation of conditions 1 (Approved Plans) and 7 (Implementation of Foul and Surface Water Drainage) on application and partial discharge of conditions 18 (Landscape Management Plan), 21 (Landscape and Ecology Management Plan), 22 (Biodiversity Construction Environment Management Plan) and 24 (Tree Protection) on application and discharge of outline conditions 5, 16, 18, 21 and 26 in relation to RMA2 phase only. Data via plota.co.uk
Application progress
Approved on 17 Feb 2026 · Delegated · Last checked 11 Oct 2026
Documents 1
Application forms 1
Associated applications 13
Part of
Conditions details submitted for 9, 11, 16, 19, 20, 22, 24 · variation sought for 1, 7, 18, 21
- VariationVariation of conditions 1 (Approved Plans) and 7 (Implementation of Foul and Surface Water…P25/V2199/S73
- Reserved mattersReserved Matters application for the approval of details relating to appearance, landscaping…This applicationP25/V2197/RM
Show 10 more · 3 approved, 1 pending, 6 decided
Site constraints 1
Checked on 11 October 2026. Historic England, the Environment Agency, Natural England and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
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Important details
- Council
- Vale of White Horse
- Application type
- Reserved Matters Application
- Postcode
- OX11 7HA
- Received
- 14 Oct 2025
- Validated
- 28 Oct 2025
- Case officer
- Show
- Target decision
- 17 Feb 2026
- Decision
- Reserved Matters is Granted
- Decision date
- 17 Feb 2026
- Decision level
- Delegated
- Applicant
- Show
- Agent
- Tetra Tech Consulting Ltd
How this decision compares
Decided in 112 days from validation, 20 days slower than Vale of White Horse's median of 92 for reserved matters. Approved, as 96% of reserved matters here are.
Plota live figures for reserved matters decided across the UK in the last twelve months, from validation; too few recent reserved matters in Vale of White Horse to go on. Vale of White Horse decision record →
Public comments
Last counted 11 Oct 2026
Consultation & key dates
- Consultation
- 31 Oct 2025
- Comments by
- 28 Nov 2025
- Statutory expiry
- 17 Feb 2026
Historical activity at this location
10 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
Vale of White Horse ranks #198 out of 296 councils for householder decision speed. 51% of applications have the time limit extended, above the 41% national average. Householder applications are slightly more likely to be approved here (96%) than the national average (90%).
Track this application
Land at former Didcot A Power Station, Didcot, OX11 7HA
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Referenced application
Council archive
Land at former Didcot A Power Station, Didcot, OX11 7HA
Hybrid application comprising: 1. Outline planning permission for the erection of up to 197,000m2 Use Class B8 data centre development with ancillary Use Class E office space, together with associated groundworks, utilities, infrastructure, engineering and enabling works. Matters relating to appearance, landscaping, drainage, layout and scale of the development areas reserved for subsequent approval; and 2. Full planning permission for the construction of new and improved site access, new access roads, hard &…
- Received
- 27 Jul 2022
- Decided
- 14 Jul 2025
- Outcome
- Approved