Environmental-authority opinion (MRAe)

SNC Data Hills data centre in Aulnay-sous-Bois, France

Latest document dated 12 Feb 2025, from Mission régionale d'autorité environnementale (MRAe). Official document

Location of the project in Europe. Grey dots: other projects in the index.

backup generators: 114
MW of IT load: 240

The backup fleet in the filing

Each block is one generator set: 114 in all.

Timeline

Public documents for this project, and what our daily checks found.

12 Feb 2025
Environmental-authority opinion (MRAe)
Mission régionale d'autorité environnementale (MRAe). Official document
9 Nov 2026
Official document online at our check
Checked every day since 9 Nov 2026.
Licence Display windows, objection deadlines and every amendment, with page references

The record

Standby Atlas recordFR-IDF-AULNAY-DATAHILLS

Location: Aulnay-sous-Bois, France
Operator or project company: SNC Data Hills
Stage: Environmental-authority opinion (MRAe)
Filing date: 12 Feb 2025
IT load: 240 MW
Grid connection: Not stated in the filing
Backup generators: 114
Generator thermal input: Not stated in the filing
Engine makes named: Not named in the filing

Source: Mission régionale d'autorité environnementale (MRAe). Checked on 9 November 2026.

This record as JSON

What the licences add for this project

Exact engine models, abatement, fuel storage and permitted hours in the Backup Fleet licence; the dated history of every filing; grid and on-site power; and, from February 2027, ownership graded by evidence. Or order this project as a dossier for €490.