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DataCentersExposed
Mapped (unverified)

Ark Data Centres data center, Wiltshire, United Kingdom

Wiltshire, United Kingdom

Source: OpenStreetMap

Ark Data Centres data center in Wiltshire, United Kingdom is a mapped facility, operated by Ark Data Centres. DataCentersExposed has documented a 49,500 sq ft footprint and 3 environmental-permit records at this site. It runs on United Kingdom's grid, which was 36% fossil-fuelled at 217 gCO₂e/kWh in 2025 (Ember).

Reporting by · Updated Jun 14, 2026

Real parent
Ark Data Centres
Operator
Ark Data Centres
Est. capacity
~5-20 MW
Footprint
49,500 sq ft
Grid carbon
217 gCO₂/kWh
Clean electricity
64%
Region
Wiltshire
Attribution & capacity confidence:mediumprimary source
Status · click to filter

Most sites are mapped — located but awaiting a second source. How we verify

Dot size = disclosed capacity (MW). Smallest = undisclosed, not small.

Overview

source: link

Ark Data Centres is a mapped data center in the United Kingdom, run by Ark Data Centres. Available records put its footprint at 49,500 square feet. No ultimate parent company is disclosed in the facts on file, leaving the ownership chain above the operator unconfirmed.

Operator chain

The grid behind this site

source: Ember · Eurostat
Grid carbon intensity
217 gCO₂/kWh
Clean electricity
64%
Fossil electricity
36%

National grid context, not this facility's own metering. Full country picture: United Kingdom data centers.

Environmental permits

source: Permit register
  • ARK DATA CENTRES LIMITEDEPR/PP3003PW
    EPR permit · holder "ARK DATA CENTRES LIMITED" · Wiltshire · Combustion; Any Fuel =>50MW - 1.1 A(1) a) · within ~2 km of the mapped site
  • ARK DATA CENTRES LIMITEDEPR/PP3003PW
    EPR permit · holder "ARK DATA CENTRES LIMITED" · Wiltshire · Combustion; Any Fuel =>50MW - 1.1 A(1) a) · within ~2 km of the mapped site
  • ARK DATA CENTRES LIMITEDEPR/PP3003PW
    EPR permit · holder "ARK DATA CENTRES LIMITED" · Wiltshire · Combustion; Any Fuel =>50MW - 1.1 A(1) a) · within ~2 km of the mapped site

Methodology & sources

Every row carries a confidence level (high / medium / low) and a source URL. Spot an error? Tell us.