DataCentersExposed

Mapped (unverified)

Cnrs

Île-de-France, France

Source: OpenStreetMap

Cnrs is a mapped data center in Île-de-France, France. DataCentersExposed has documented a 40,048 sq ft footprint and 1 environmental-permit record at this site. It runs on France's grid, which was 5% fossil-fuelled at 41 gCO₂e/kWh in 2025 (Ember).

Reporting by Eric Keller · Updated Jun 14, 2026

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Real parent

—

Operator

—

Est. capacity

~5-20 MW

Footprint

40,048 sq ft

Grid carbon

41 gCO₂/kWh

Clean electricity

95%

DC power price

12.24¢/kWh

Attribution & capacity confidence:mediumprimary source

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

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

Overview

data center

The grid behind this site

source: Ember · Eurostat

Grid carbon intensity

41 gCO₂/kWh

Clean electricity

95%

Fossil electricity

5%

Data-center power price

12.24¢/kWh

A large data center in France pays 12.24¢/kWh for electricity — a household pays 29.26¢, 58% more than the data center (Eurostat).

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

In the news

source: Google News (local + English)

Environmental permits

source: Géorisques (ICPE)

ALMAE ex GIE III-V Lab0006508328
ICPE Autorisation · Marcoussis 91460 · registered as "ALMAE ex GIE III-V Lab" · ~190 m from the mapped location