Standby Atlas: data-centre filings in United Kingdomhttps://standbyatlas.com/alerts/country/united-kingdom.xml2026-11-09T00:00:00ZStandby AtlasAmazon Data Services UK Limited data centre in Iver, United Kingdom: Environmental permit applicationtag:standbyatlas.com,2026:gb-bkm-iver-amazon-ridgeway:2026-08-132026-08-13T00:00:00ZEnvironmental permit application on 13 Aug 2026. Source: Environment Agency.Amazon Data Services UK Limited data centre in Didcot, United Kingdom: Environmental permit grantedtag:standbyatlas.com,2026:gb-oxf-didcot-amazon-north:2026-07-272026-07-27T00:00:00ZEnvironmental permit granted on 27 Jul 2026. 129 backup generators. 925 MW of thermal input. Source: Environment Agency.Harlow Operations Limited data centre in Harlow, United Kingdom: Permit variation grantedtag:standbyatlas.com,2026:gb-ess-harlow-kao-klon03:2026-06-032026-06-03T00:00:00ZPermit variation granted on 3 Jun 2026. 25 backup generators. 152 MW of thermal input. Source: Environment Agency.Avonmouth Data Centre Limited data centre in Bristol, United Kingdom: Environmental permit applicationtag:standbyatlas.com,2026:gb-bst-avonmouth-adc:2026-05-212026-05-21T00:00:00ZEnvironmental permit application on 21 May 2026. 32 backup generators. 233.3 MW of thermal input. Source: Environment Agency.Virtus Holdco Limited data centre in Saunderton, United Kingdom: Environmental permit applicationtag:standbyatlas.com,2026:gb-bkm-saunderton-virtus-lon15-18:2026-04-232026-04-23T00:00:00ZEnvironmental permit application on 23 Apr 2026. 57 backup generators. 356.2 MW of thermal input. Engine makes named: Baudouin. Source: Environment Agency.Virtus Holdco Limited data centre in Slough, United Kingdom: Permit variation grantedtag:standbyatlas.com,2026:gb-brk-slough-virtus-lon12:2026-04-152026-04-15T00:00:00ZPermit variation granted on 15 Apr 2026. 47 backup generators. 281.9 MW of thermal input. Source: Environment Agency.Amazon Data Services UK Limited data centre in Iver, United Kingdom: Environmental permit applicationtag:standbyatlas.com,2026:gb-bkm-iver-amazon-thorneylane:2026-02-232026-02-23T00:00:00ZEnvironmental permit application on 23 Feb 2026. 38 backup generators. Source: Environment Agency.Green Mountain DC UK Limited data centre in Romford, United Kingdom: Permit variation grantedtag:standbyatlas.com,2026:gb-lnd-romford-greenmountain-north:2026-02-192026-02-19T00:00:00ZPermit variation granted on 19 Feb 2026. 17 backup generators. Source: Environment Agency.Amazon Data Services UK Limited data centre in Houghton Regis, United Kingdom: Environmental permit grantedtag:standbyatlas.com,2026:gb-bdf-houghtonregis-amazon-linmere:2026-01-292026-01-29T00:00:00ZEnvironmental permit granted on 29 Jan 2026. 42 backup generators. 324.6 MW of thermal input. Engine makes named: Caterpillar. Source: Environment Agency.Iron Mountain (UK) Data Centre Limited data centre in Slough, United Kingdom: Environmental permit grantedtag:standbyatlas.com,2026:gb-brk-slough-ironmountain-lon3:2026-01-072026-01-07T00:00:00ZEnvironmental permit granted on 7 Jan 2026. 17 backup generators. 113.3 MW of thermal input. Source: Environment Agency.Ark Data Centres Limited data centre in Hayes, United Kingdom: Environmental permit grantedtag:standbyatlas.com,2026:gb-lnd-hayes-ark-unionpark-ec3:2025-10-062025-10-06T00:00:00ZEnvironmental permit granted on 6 Oct 2025. 12 backup generators. 96.1 MW of thermal input. Source: Environment Agency.Equinix (UK) Limited data centre in Slough, United Kingdom: Permit variation grantedtag:standbyatlas.com,2026:gb-brk-slough-equinix-ld14:2025-08-292025-08-29T00:00:00ZPermit variation granted on 29 Aug 2025. 89 backup generators. 495.5 MW of thermal input. Source: Environment Agency.Colt Data Centre Services UK Limited data centre in Hayes, United Kingdom: Environmental permit grantedtag:standbyatlas.com,2026:gb-lnd-hayes-colt-hayes:2025-07-302025-07-30T00:00:00ZEnvironmental permit granted on 30 Jul 2025. 46 backup generators. 283 MW of thermal input. Engine makes named: MTU. Source: Environment Agency.Digital Realty (UK) Limited data centre in Crawley, United Kingdom: Environmental permit grantedtag:standbyatlas.com,2026:gb-wsx-crawley-dlr-campus:2025-06-022025-06-02T00:00:00ZEnvironmental permit granted on 2 Jun 2025. 17 backup generators. 72.6 MW of thermal input. Source: Environment Agency.PDCG (Group Services) Limited data centre in London, United Kingdom: Permit variation grantedtag:standbyatlas.com,2026:gb-lnd-brent-pdcg-staplescorner:2025-05-202025-05-20T00:00:00ZPermit variation granted on 20 May 2025. 56 backup generators. 409.4 MW of thermal input. Source: Environment Agency.Virtus Holdco Limited data centre in Hayes, United Kingdom: Environmental permit grantedtag:standbyatlas.com,2026:gb-lnd-hayes-virtus-london14:2025-03-042025-03-04T00:00:00ZEnvironmental permit granted on 4 Mar 2025. 16 backup generators. 110 MW of thermal input. Source: Environment Agency.Digital Realty (UK) Limited data centre in Redhill, United Kingdom: Environmental permit grantedtag:standbyatlas.com,2026:gb-sry-redhill-dlr-lgw10-11:2025-02-112025-02-11T00:00:00ZEnvironmental permit granted on 11 Feb 2025. 21 backup generators. 72.4 MW of thermal input. Source: Environment Agency.KD 2 Limited data centre in Slough, United Kingdom: Environmental permit grantedtag:standbyatlas.com,2026:gb-brk-slough-kd2-klon06:2025-01-222025-01-22T00:00:00ZEnvironmental permit granted on 22 Jan 2025. 13 backup generators. 99 MW of thermal input. Source: Environment Agency.NTT Global Data Centers EMEA UK Ltd data centre in Dagenham, United Kingdom: Permit variation grantedtag:standbyatlas.com,2026:gb-lnd-dagenham-ntt-lon1b:2024-12-172024-12-17T00:00:00ZPermit variation granted on 17 Dec 2024. 52 backup generators. 335.1 MW of thermal input. Source: Environment Agency.Amazon Data Services UK Limited data centre in Hayes, United Kingdom: Permit variation grantedtag:standbyatlas.com,2026:gb-lnd-hayes-amazon-unionpark-ec2:2024-12-052024-12-05T00:00:00ZPermit variation granted on 5 Dec 2024. 28 backup generators. 224.2 MW of thermal input. Engine makes named: MTU. Source: Environment Agency.Colt Data Centre Services UK Ltd data centre in London, United Kingdom: Environmental permit grantedtag:standbyatlas.com,2026:gb-lnd-ealing-colt-powergate:2024-05-232024-05-23T00:00:00ZEnvironmental permit granted on 23 May 2024. 13 backup generators. 62 MW of thermal input. Source: Environment Agency.Equinix (UK) Limited data centre in London, United Kingdom: Permit variation grantedtag:standbyatlas.com,2026:gb-lnd-ealing-equinix-powergate:2023-12-212023-12-21T00:00:00ZPermit variation granted on 21 Dec 2023. 33 backup generators. 199 MW of thermal input. Source: Environment Agency.Amazon Data Services UK Limited data centre in Hemel Hempstead, United Kingdom: Environmental permit grantedtag:standbyatlas.com,2026:gb-hrt-hemel-amazon:2023-12-192023-12-19T00:00:00ZEnvironmental permit granted on 19 Dec 2023. 34 backup generators. 222 MW of thermal input. Source: Environment Agency.Yondr Group Limited data centre in Slough, United Kingdom: Environmental permit grantedtag:standbyatlas.com,2026:gb-brk-slough-yondr-wexhamroad:2023-11-292023-11-29T00:00:00ZEnvironmental permit granted on 29 Nov 2023. 52 backup generators. 295 MW of thermal input. Engine makes named: MTU. Source: Environment Agency.