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DataCentersExposed
Mapped (unverified)

Colt London West

United Kingdom

Source: OpenStreetMap

Colt London West is a mapped data center in United Kingdom, operated by Colt Data Centre Services. DataCentersExposed has documented a 57,036 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 · Updated Jun 14, 2026

Real parent
Colt Data Centre Services
Operator
Colt Data Centre Services
Est. capacity
~10-25 MW
Footprint
57,036 sq ft
Grid carbon
217 gCO₂/kWh
Clean electricity
64%
Region
United Kingdom
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

Colt London West is a mapped data center in the United Kingdom, run by Colt Data Centre Services. Available records put its footprint at 57,036 square feet. Details above the operator, including ultimate ownership, are not disclosed in the facts on file.

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
  • COLT DATA CENTRE SERVICES UK LIMITEDEPR/DP3107LF
    EPR permit · holder "COLT DATA CENTRE SERVICES UK LIMITED" · Ealing · 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.