Longcross Park
Chertsey, Surrey, United Kingdom
Source: OpenStreetMap
Longcross Park is a mapped data center in Surrey, United Kingdom, operated by Ark Data Centres. DataCentersExposed has documented a 77,413 sq ft footprint and 1 environmental-permit record at this site. It runs on United Kingdom's grid, which was 36% fossil-fuelled at 217 gCO₂e/kWh in 2025 (Ember).
Reporting by Eric Keller · Updated Jun 14, 2026
Most sites are mapped — located but awaiting a second source. How we verify
Dot size = disclosed capacity (MW). Smallest = undisclosed, not small.
Overview
source: linkLongcross Park is a mapped data center in Chertsey, United Kingdom, run by Ark Data Centres. The site has a reported footprint of 77,413 square feet. Available records do not name an ultimate parent above Ark Data Centres.
Operator chain
- Ultimate parentArk Data Centres
- Files asArk Data Centres
- This facilityLongcross Park
The grid behind this site
source: Ember · EurostatNational grid context, not this facility's own metering. Full country picture: United Kingdom data centers.
In the news
source: Google News (local + English)- AI cloud firm Nebius reports near eightfold revenue surge, shares jumpReuters· May 13, 2026
- Nebius furthers European expansion with $10 billion AI data centre in FinlandReuters· Mar 31, 2026
- Nebius intends to raise $3.75 billion via convertible loan following Meta, Nvidia dealsReuters· Mar 17, 2026
- Nebius signs AI infrastructure deals with Meta worth up to $27 billion over 5 yearsYahoo! Finance Canada· Mar 16, 2026
- Investors back energy providers over big tech for 2026 AI bets, says BlackRockReuters· Jan 13, 2026
- China asks tech firms to halt orders for Nvidia's H200 chips, Information reportsReuters· Jan 7, 2026
Environmental permits
source: Permit register- ARK DATA CENTRES LIMITEDEPR/SP3004SBEPR permit · holder "ARK DATA CENTRES LIMITED" · Runnymede · Combustion; Any Fuel =>50MW - 1.1 A(1) a) · within ~2 km of the mapped site