Permit variation grantedMTU

Amazon Data Services UK Limited data centre in Hayes, United Kingdom

Latest document dated 5 Dec 2024, from Environment Agency. Official document

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

backup generators: 28
MW of generator thermal input: 224.2

The backup fleet in the filing

Each block is one generator set: 28 in all.

Timeline

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

5 Dec 2024
Permit variation granted
Environment Agency. Official document
9 Nov 2026
Official document no longer online
Found offline at our check. The figures on this page come from it.
Licence Display windows, objection deadlines and every amendment, with page references

The record

Standby Atlas recordGB-LND-HAYES-AMAZON-UNIONPARK-EC2

Location: Hayes (Bulls Bridge Industrial Estate, North Hyde Gardens), United Kingdom
Operator or project company: Amazon Data Services UK Limited
Stage: Permit variation granted
Filing date: 5 Dec 2024
IT load: Not stated in the filing
Grid connection: Not stated in the filing
Backup generators: 28
Generator thermal input: 224.2 MW
Engine makes named: MTU

Source: Environment Agency. 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.

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