Datacenter Martha
Provence-Alpes-Côte d'Azur, France
Corroborated by OpenStreetMap · Wikidata
Datacenter Martha is an operating data center in Provence-Alpes-Côte d'Azur, 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
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 · EurostatA 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)- Marseille, nouvel eldorado des data centers... mais à quel prix pour l’environnement ?Télérama· Mar 14, 2025
- Interxion refroidit ses data centers grâce à l’eau d’une galerie minière du XIXe siècleMade in Marseille· Nov 29, 2021
- Une ancienne base sous-marine nazie transformée en data center à MarseilleSciencepost· Jul 2, 2019
- Data centre delays threaten to choke AI expansionFinancial Times· Apr 16, 2026
- Google nears deal to help finance multibillion-dollar data centre leased to AnthropicFinancial Times· Mar 27, 2026
- The political cost of America’s surging electricity billsFinancial Times· Feb 2, 2026
Environmental permits
source: Géorisques (ICPE)- INTERXION FRANCE0006413104ICPE Enregistrement · Marseille 13015 · registered as "INTERXION FRANCE" · ~73 m from the mapped location