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DataCentersExposed
Mapped (unverified)

BT Application Hosting

Citywest, Dublin, Ireland

Source: OpenStreetMap

BT Application Hosting is a mapped data center in Dublin, Ireland, operated by BT Group. DataCentersExposed has documented a 22,431 sq ft footprint at this site. It runs on Ireland's grid, which was 52% fossil-fuelled at 256 gCO₂e/kWh in 2025 (Ember).

Reporting by · Updated Jun 14, 2026

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Real parent
BT Group
Operator
BT Group
Est. capacity
~5-10 MW
Footprint
22,431 sq ft
Grid carbon
256 gCO₂/kWh
Clean electricity
48%
DC power price
22.51¢/kWh
Region
Dublin
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

BT Ireland data center in Ireland

Operator chain

The grid behind this site

source: Ember · Eurostat
Grid carbon intensity
256 gCO₂/kWh
Clean electricity
48%
Fossil electricity
52%
Data-center power price
22.51¢/kWh

A large data center in Ireland pays 22.51¢/kWh for electricity — a household pays 30.46¢, 26% more than the data center (Eurostat).

Data centres used 21% of Ireland's national electricity in 2023 (CSO Ireland).

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

In the news

source: Google News (local + English)

Methodology & sources

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