{"api_version":"1","dataset":{"id":"2026-10-27-research-hundredsecond","label":"2026-10-27 · 838 sites","release_status":"published","publishable_as_final":true,"checkpoint_date":"2026-10-27","lifecycle_reference_date":"2026-10-27","updated_at":"2026-10-27","observation_window_start":"2024-08-06","observation_window_end":"2026-10-27"},"site":{"site_id":"vcc-site-b5b08e78c9c1b39363aa","physical_site_stable_key":"curated:yondr-london-campus-slough-wexham-road","name":"Yondr London campus, Wexham Road, Slough","country":"United Kingdom","country_iso_a2":"GB","latitude":51.513155,"longitude":-0.578083,"geometry":{"coordinates":[-0.578083,51.513155],"type":"Point"},"geometry_type":"Point","geometry_source_entity_kinds":["campus"],"geometry_derivations":["coordinate_transform"],"geometry_methods":["official_ea_permit_ngr_su9876880317_epsg27700_to_wgs84_pyproj_3_7_1"],"geometry_scope_classes":["official_permit_installation_location_grid_reference"],"geometry_authority_classes":["compiled_reference"],"geometry_use_scopes":["campus_locator"],"geometry_precision_scopes":["Installation location for Wexham Road Datacentre (Building A and B) from the Environment Agency permit (NGR SU 98768 80317 = E 498768, N 180317), converted to WGS84 with pyproj 3.7.1. It locates the permitted two-building installation within Yondr's Slough campus, not a specific hall, footprint, the third building or a legal boundary."],"horizontal_uncertainty_metres":null,"horizontal_uncertainty_unknown_reason":"The regulator states a 1 m grid reference without positional accuracy; building outlines and the campus boundary are not published in the captured sources.","geometry_evidence_ids":["3e5f0f70-a950-550a-a1d1-8e7f427532fc"],"project_count":1,"project_ids":["da99fa49-8ca7-53a0-bf2a-fac976c41183"],"project_stable_keys":["curated:yondr-london-campus-slough-wexham-road:buildings-a-b-existing-operations"],"statuses":["operational"],"oldest_status_as_of":"2026-07-30","newest_status_as_of":"2026-07-30","verification_posture":"authoritative_physical_observation_plus_reviewed_site_locator","independent_imagery_verification":false,"imagery_review_outcomes":["not_reviewed"],"official_boundary":false,"country_slug":"gb","url":"https://kiankyars.github.io/datacenter-atlas/sites/vcc-site-b5b08e78c9c1b39363aa/","api_url":"https://kiankyars.github.io/datacenter-atlas/api/v1/sites/vcc-site-b5b08e78c9c1b39363aa.json","geometry_licenses":["Open Government Licence v3.0, except where otherwise stated"],"geometry_attributions":["Environment Agency"]},"projects":[{"project_id":"da99fa49-8ca7-53a0-bf2a-fac976c41183","project_stable_key":"curated:yondr-london-campus-slough-wexham-road:buildings-a-b-existing-operations","site_id":"vcc-site-b5b08e78c9c1b39363aa","physical_site_stable_key":"curated:yondr-london-campus-slough-wexham-road","name":"Yondr Slough Buildings A and B Existing Operations","country":"United Kingdom","country_iso_a2":"GB","latitude":51.513155,"longitude":-0.578083,"geometry":{"coordinates":[-0.578083,51.513155],"type":"Point"},"geometry_type":"Point","geometry_source_entity_kind":"campus","geometry_derivation":"coordinate_transform","geometry_method":"official_ea_permit_ngr_su9876880317_epsg27700_to_wgs84_pyproj_3_7_1","geometry_scope_class":"official_permit_installation_location_grid_reference","geometry_authority_class":"compiled_reference","geometry_use_scope":"campus_locator","geometry_precision_scope":"Installation location for Wexham Road Datacentre (Building A and B) from the Environment Agency permit (NGR SU 98768 80317 = E 498768, N 180317), converted to WGS84 with pyproj 3.7.1. It locates the permitted two-building installation within Yondr's Slough campus, not a specific hall, footprint, the third building or a legal boundary.","horizontal_uncertainty_metres":null,"horizontal_uncertainty_unknown_reason":"The regulator states a 1 m grid reference without positional accuracy; building outlines and the campus boundary are not published in the captured sources.","geometry_evidence_id":"3e5f0f70-a950-550a-a1d1-8e7f427532fc","last_observed_physical_status":"operational","status_as_of":"2026-07-30","status_age_days_at_review":89,"status_method":"authoritative_physical_status_update","status_evidence_id":"5825e37b-2c51-5000-83e0-4ef21fdae7c1","verification_posture":"authoritative_physical_observation_plus_reviewed_site_locator","independent_imagery_verification":false,"imagery_review_outcome":"not_reviewed","development_type":"unknown","development_type_unknown_reason":"not established by selected evidence","operating_model":"unknown","operating_model_unknown_reason":"not established by selected evidence","operating_model_evidence_id":null,"workloads":[],"workload_unknown_reason":"not established by selected evidence","role_claims":[{"evidence_id":"5825e37b-2c51-5000-83e0-4ef21fdae7c1","party":"Yondr Group","relationship_scope":"current","role":"operator"}],"power_observations":[],"power_unknown_reason":"no typed power observation selected; not estimated","annual_energy_observations":[],"annual_energy_unknown_reason":"no scoped annual-energy inputs; not estimated","efficiency_observations":[],"efficiency_unknown_reason":"no scoped PUE or WUE observation","owner":null,"operator":"Yondr Group","users":null,"tenants":null,"customers":null,"status_source_url":"https://www.yondrgroup.com/newsroom/press-release/yondr-partners-with-glil-infrastructure-on-uk-hyperscale-data-center-campus/","geometry_source_url":"https://assets.publishing.service.gov.uk/media/656604f3d6ad75000d02fc0b/Permit_NP3829SP.pdf","project_details":[],"evidence_ids":["3e5f0f70-a950-550a-a1d1-8e7f427532fc","5825e37b-2c51-5000-83e0-4ef21fdae7c1","6432d4a7-dc3e-5ea9-9c20-786193113fdc","fb0b958e-2b93-55c1-b18b-2f6d08ade6e9"],"status_source":{"evidence_id":"5825e37b-2c51-5000-83e0-4ef21fdae7c1","title":"Yondr partners with GLIL Infrastructure on UK hyperscale data center campus (Yondr press release, 30 July 2026)","publisher":"Yondr Group","kind":"company_disclosure","published_at":"2026-07-30","source_url":"https://www.yondrgroup.com/newsroom/press-release/yondr-partners-with-glil-infrastructure-on-uk-hyperscale-data-center-campus/","license":"all-rights-reserved","attribution":"Yondr Group"},"url":"https://kiankyars.github.io/datacenter-atlas/sites/vcc-site-b5b08e78c9c1b39363aa/#project-da99fa49-8ca7-53a0-bf2a-fac976c41183","api_url":"https://kiankyars.github.io/datacenter-atlas/api/v1/projects/da99fa49-8ca7-53a0-bf2a-fac976c41183.json","geometry_source":{"evidence_id":"3e5f0f70-a950-550a-a1d1-8e7f427532fc","title":"Environment Agency permit EPR/NP3829SP: Yondr Group Limited, Wexham Road Datacentre (Building A and B), Wexham Road, Slough SL2 5DS","publisher":"Environment Agency","kind":"government_record","published_at":"2023-11-29","source_url":"https://assets.publishing.service.gov.uk/media/656604f3d6ad75000d02fc0b/Permit_NP3829SP.pdf","license":"Open Government Licence v3.0, except where otherwise stated","attribution":"Environment Agency"}}],"evidence":[{"evidence_id":"3e5f0f70-a950-550a-a1d1-8e7f427532fc","roles":["geometry"],"project_ids":["da99fa49-8ca7-53a0-bf2a-fac976c41183"],"kind":"government_record","title":"Environment Agency permit EPR/NP3829SP: Yondr Group Limited, Wexham Road Datacentre (Building A and B), Wexham Road, Slough SL2 5DS","source_url":"https://assets.publishing.service.gov.uk/media/656604f3d6ad75000d02fc0b/Permit_NP3829SP.pdf","publisher":"Environment Agency","source_family":"uk-ie-1016-ea-yondr-wexham","license":"Open Government Licence v3.0, except where otherwise stated","attribution":"Environment Agency","published_at":"2023-11-29","retrieved_at":"2026-10-16T18:12:15.197000+00:00","content_hash":"2bd51dbbb1d9bd1fff4f20f908022a3610e7d66a8c525da784dce46c290149da","publication_date_precision":"day","content_hash_scope":"sha256_exact_response_bytes","source_record_id":null,"source_local_id":null,"source_record_sha256":null,"site_ids":["vcc-site-b5b08e78c9c1b39363aa"],"url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/3e5f0f70-a950-550a-a1d1-8e7f427532fc.json","api_url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/3e5f0f70-a950-550a-a1d1-8e7f427532fc.json","archive_url":"https://web.archive.org/web/20261016181215/https://assets.publishing.service.gov.uk/media/656604f3d6ad75000d02fc0b/Permit_NP3829SP.pdf"},{"evidence_id":"6432d4a7-dc3e-5ea9-9c20-786193113fdc","roles":["context:identity"],"project_ids":["da99fa49-8ca7-53a0-bf2a-fac976c41183"],"kind":"government_record","title":"GOV.UK: SL2 5DS, Yondr Group Limited: environmental permit issued - EPR/NP3829SP/A001","source_url":"https://www.gov.uk/government/publications/sl2-5ds-yondr-group-limited-environmental-permit-issued-eprnp3829spa001","publisher":"Environment Agency","source_family":"uk-ie-1016-ea-yondr-wexham","license":"Open Government Licence v3.0, except where otherwise stated","attribution":"Environment Agency","published_at":"2023-11-29","retrieved_at":"2026-10-16T18:12:15.372000+00:00","content_hash":"6a94a207793420124e98bb3e91d61e18aa9840941b2730e3ce664dd02e5ed08a","publication_date_precision":"day","content_hash_scope":"sha256_exact_response_bytes","source_record_id":null,"source_local_id":null,"source_record_sha256":null,"site_ids":["vcc-site-b5b08e78c9c1b39363aa"],"url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/6432d4a7-dc3e-5ea9-9c20-786193113fdc.json","api_url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/6432d4a7-dc3e-5ea9-9c20-786193113fdc.json","archive_url":"https://web.archive.org/web/20261016181215/https://www.gov.uk/government/publications/sl2-5ds-yondr-group-limited-environmental-permit-issued-eprnp3829spa001"},{"evidence_id":"fb0b958e-2b93-55c1-b18b-2f6d08ade6e9","roles":["context:identity"],"project_ids":["da99fa49-8ca7-53a0-bf2a-fac976c41183"],"kind":"company_disclosure","title":"Yondr Group secures inaugural ABS financing for its London campus (Yondr press release, 20 February 2026)","source_url":"https://www.yondrgroup.com/newsroom/press-release/yondr-group-secures-inaugural-abs-financing-for-its-london-campus/","publisher":"Yondr Group","source_family":"uk-ie-1016-yondr","license":"all-rights-reserved","attribution":"Yondr Group","published_at":"2026-02-20","retrieved_at":"2026-10-16T18:12:15.069000+00:00","content_hash":"ecfd99d148c21a9a5e69b01e8a9cf7c8b9fb0b93c89eb51eb8e2296a0c572824","publication_date_precision":"day","content_hash_scope":"sha256_exact_response_bytes","source_record_id":null,"source_local_id":null,"source_record_sha256":null,"site_ids":["vcc-site-b5b08e78c9c1b39363aa"],"url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/fb0b958e-2b93-55c1-b18b-2f6d08ade6e9.json","api_url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/fb0b958e-2b93-55c1-b18b-2f6d08ade6e9.json","archive_url":"https://web.archive.org/web/20261016181215/https://www.yondrgroup.com/newsroom/press-release/yondr-group-secures-inaugural-abs-financing-for-its-london-campus/"},{"evidence_id":"5825e37b-2c51-5000-83e0-4ef21fdae7c1","roles":["physical_status","role:operator"],"project_ids":["da99fa49-8ca7-53a0-bf2a-fac976c41183"],"kind":"company_disclosure","title":"Yondr partners with GLIL Infrastructure on UK hyperscale data center campus (Yondr press release, 30 July 2026)","source_url":"https://www.yondrgroup.com/newsroom/press-release/yondr-partners-with-glil-infrastructure-on-uk-hyperscale-data-center-campus/","publisher":"Yondr Group","source_family":"uk-ie-1016-yondr","license":"all-rights-reserved","attribution":"Yondr Group","published_at":"2026-07-30","retrieved_at":"2026-10-16T18:12:14.668000+00:00","content_hash":"2a603775743164cb5b2e67b1c5996ba7a1ac1d2df2a49ed5df7a536458fdd72d","publication_date_precision":"day","content_hash_scope":"sha256_exact_response_bytes","source_record_id":null,"source_local_id":null,"source_record_sha256":null,"site_ids":["vcc-site-b5b08e78c9c1b39363aa"],"url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/5825e37b-2c51-5000-83e0-4ef21fdae7c1.json","api_url":"https://kiankyars.github.io/datacenter-atlas/api/v1/evidence/5825e37b-2c51-5000-83e0-4ef21fdae7c1.json","archive_url":"https://web.archive.org/web/20261016181214/https://www.yondrgroup.com/newsroom/press-release/yondr-partners-with-glil-infrastructure-on-uk-hyperscale-data-center-campus/"}],"links":{"html":"https://kiankyars.github.io/datacenter-atlas/sites/vcc-site-b5b08e78c9c1b39363aa/","sites":"https://kiankyars.github.io/datacenter-atlas/api/v1/sites.json","dataset_download":"https://github.com/kiankyars/datacenter-atlas/releases/download/data-2026-10-27-research-hundredsecond/datacenter-atlas-2026-10-27-research-hundredsecond.zip","geojson":"https://kiankyars.github.io/datacenter-atlas/api/v1/sites/vcc-site-b5b08e78c9c1b39363aa.geojson","explorer":"https://kiankyars.github.io/datacenter-atlas/#site=vcc-site-b5b08e78c9c1b39363aa","dataset_files":"https://kiankyars.github.io/datacenter-atlas/downloads/2026-10-27-research-hundredsecond/","latest_download":"https://kiankyars.github.io/datacenter-atlas/downloads/latest/datacenter-atlas-latest.zip","citation":"https://kiankyars.github.io/datacenter-atlas/api/v1/citation.json"}}