Environmental-authority opinion (MRAe)

Microsoft 1985 Sàrl data centre in Petit-Landau / Hombourg, France

Latest document dated 22 Jun 2026, from Mulhouse Alsace Agglomération. Official document

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

backup generators: 111

The backup fleet in the filing

Each block is one generator set: 111 in all.

Timeline

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

22 Jun 2026
Environmental-authority opinion (MRAe)
Mulhouse Alsace Agglomération. 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-GE-PETITLANDAU-MICROSOFT

Location: Petit-Landau / Hombourg, France
Operator or project company: Microsoft 1985 Sàrl
Stage: Environmental-authority opinion (MRAe)
Filing date: 22 Jun 2026
IT load: Not stated in the filing
Grid connection: Not stated in the filing
Backup generators: 111
Generator thermal input: Not stated in the filing
Engine makes named: Not named in the filing

Source: Mulhouse Alsace Agglomération. 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.