Mapped (unverified)
Cogent Nantes
Nantes, Pays de la Loire, France
Source: OpenStreetMap
Cogent Nantes is a mapped data center in Pays de la Loire, France. DataCentersExposed has documented 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 12, 2026
Real parent
—
Operator
—
Grid carbon
41 gCO₂/kWh
Clean electricity
95%
DC power price
12.24¢/kWh
Region
Pays de la Loire
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: linkdata center
The grid behind this site
source: Ember · EurostatGrid 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)- La Croatie devrait accueillir le plus grand data center d’EuropeMaville Nantes· Jun 12, 2026
- Un nouveau cœur de quartier pour la ChantrerieNantes, ville et métropole· Jun 10, 2026
- Blue, le centre de données breton qui sécurise les datas numériques de plus de 2 500 entreprisesMaville Nantes· Jun 8, 2026
- VIDÉO. On a visité Blue, le data center breton ultra sécurisé qui héberge les données de 2 500 entreprisesOuest-France· Jun 5, 2026
- « Ce sera grand, très grand… » Ce patron veut construire un data center colossal en Maine-et-LoireMaville Nantes· May 18, 2026
- Un data center « inédit » en Maine-et-Loire : trois questions autour de ce projet colossalMaville Nantes· May 18, 2026
Environmental permits
source: Géorisques (ICPE)- NORPAPER NANTES0006301299ICPE Autorisation · Nantes 44200 · registered as "NORPAPER NANTES" · ~132 m from the mapped location (name match) · IED