Skip to content
DataCentersExposed
Mapped (unverified)

Datacenter Sirius

Île-de-France, France

Source: OpenStreetMap

Datacenter Sirius is a mapped data center in Île-de-France, France, operated by Natixis. DataCentersExposed has documented a 125,083 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 · Updated Jun 14, 2026

Report a concern at this facilityWatch this facility (email alerts)
Real parent
Natixis
Operator
Natixis
Est. capacity
~25-55 MW
Footprint
125,083 sq ft
Grid carbon
41 gCO₂/kWh
Clean electricity
95%
DC power price
12.24¢/kWh
Region
Île-de-France
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

Datacenter Sirius is a mapped data center in France operated by Natixis. Available records describe it as a Natixis data center with a reported footprint of 125,083 square feet. No ultimate parent above Natixis is identified in the available facts.

Operator chain

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)
  • ALBIANT- IT0006513144
    ICPE Enregistrement · Lieusaint 77127 · registered as "ALBIANT- IT" · ~30 m from the mapped location

Methodology & sources

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