{
  "license": "CC BY 4.0",
  "license_url": "https://creativecommons.org/licenses/by/4.0/",
  "attribution": "Data: Data Center Record, datacenterrecord.org, CC BY 4.0. Link to the specific record page where possible.",
  "source": "https://datacenterrecord.org/states/il/cook-county/hoffman-estates",
  "retrieved_at": "2026-10-07T17:49:59.207Z",
  "count": 2,
  "projects": [
    {
      "slug": "compass-hoffman-estates-campus-il",
      "name": "Compass Hoffman Estates campus",
      "summary": "Compass Datacenters lists a data center at Hoffman Estates, Illinois among the sites it operates.",
      "state": "IL",
      "city": "Hoffman Estates",
      "county": "Cook County",
      "status": "operational",
      "developer": "Compass Datacenters",
      "capacity_mw": null,
      "latitude": 42.0774,
      "longitude": -88.2167,
      "location_precision": "permit_point",
      "location_source": "https://echo.epa.gov/detailed-facility-report?fid=110071849148",
      "location_verified_at": "2026-10-04",
      "coordinate_source": "https://echo.epa.gov/detailed-facility-report?fid=110071849148",
      "location_last_verified": "2026-10-04",
      "site_address": "5500 Trillium BLVD, Hoffman Estates, IL 60192",
      "site_address_source_url": "https://echo.epa.gov/detailed-facility-report?fid=110071849148",
      "published": "2026-09-14",
      "last_verified": "2026-10-04",
      "cooling_type": "not_disclosed",
      "cooling_type_source_url": null,
      "cooling_fluid": null,
      "cooling_fluid_source_url": null,
      "developer_source_url": null,
      "contractor": null,
      "contractor_source_url": null,
      "site_acres": null,
      "site_acres_disclosed_as": "not_disclosed",
      "site_acres_source_url": null,
      "power_source": null,
      "power_source_url": null,
      "interconnection_status": "not_disclosed",
      "interconnection_source_url": null,
      "water_measure": null,
      "record_url": "https://datacenterrecord.org/projects/compass-hoffman-estates-campus-il",
      "sources": [
        {
          "title": "Compass Datacenters: Data center markets",
          "url": "https://www.compassdatacenters.com/data-center-markets/",
          "publisher": "Compass Datacenters",
          "date": "2026-09-14",
          "source_tier": 2
        },
        {
          "title": "EPA ECHO detailed facility report: Compass Datacenters Ord I",
          "url": "https://echo.epa.gov/detailed-facility-report?fid=110071849148",
          "publisher": "U.S. Environmental Protection Agency",
          "date": null,
          "source_tier": 2
        }
      ],
      "use_types": [
        {
          "use_type": "not_disclosed",
          "share_percent": null,
          "source_url": null
        }
      ],
      "serves": {
        "tenants": [],
        "tenancy": "not_disclosed",
        "local_service_commitments": [],
        "source_url": null
      },
      "status_history": [
        {
          "status": "operational",
          "effective_at": "2026-09-14",
          "date_basis": "read",
          "date_precision": "day",
          "planned": false,
          "source_date": "2026-09-14",
          "summary": "Compass Datacenters lists Compass Hoffman Estates campus at Hoffman Estates, Illinois on its own page of data center locations, read September 14, 2026.",
          "source_url": "https://www.compassdatacenters.com/data-center-markets/",
          "source_tier": 2
        }
      ]
    },
    {
      "slug": "hoffman-estates-data-center-il",
      "name": "Hoffman Estates Data Center",
      "summary": "A developer withdrew a rezoning request for a controversial data center in Hoffman Estates, ending the permitting effort for the site.",
      "state": "IL",
      "city": "Hoffman Estates",
      "county": "Cook",
      "status": "rumored",
      "developer": null,
      "capacity_mw": null,
      "latitude": 41.88194,
      "longitude": -87.62778,
      "location_precision": "county",
      "location_source": "County seat (Chicago), Wikidata, placed at county level",
      "location_verified_at": "2026-09-16",
      "coordinate_source": "wikidata county seat",
      "location_last_verified": "2026-09-16",
      "site_address": null,
      "site_address_source_url": null,
      "published": "2026-09-04",
      "last_verified": "2026-09-25",
      "cooling_type": "not_disclosed",
      "cooling_type_source_url": null,
      "cooling_fluid": null,
      "cooling_fluid_source_url": null,
      "developer_source_url": null,
      "contractor": null,
      "contractor_source_url": null,
      "site_acres": 168,
      "site_acres_disclosed_as": "third_party_estimate",
      "site_acres_source_url": "https://www.datacenterdynamics.com/en/news/karis-withdraws-rezoning-request-for-data-center-in-hoffman-estates-illinois/",
      "power_source": null,
      "power_source_url": null,
      "interconnection_status": "not_disclosed",
      "interconnection_source_url": null,
      "water_measure": null,
      "record_url": "https://datacenterrecord.org/projects/hoffman-estates-data-center-il",
      "sources": [
        {
          "title": "Developer Withdraws Rezoning Request for Controversial Data Center in Hoffman Estates - WTTW News",
          "url": "https://capitolnewsillinois.com/news/developer-withdraws-rezoning-request-for-controversial-data-center-in-hoffman-estates/",
          "publisher": "WTTW News",
          "date": "2026-07-01",
          "source_tier": 4
        },
        {
          "title": "Karis withdraws rezoning request for data center in Hoffman Estates, Illinois",
          "url": "https://www.datacenterdynamics.com/en/news/karis-withdraws-rezoning-request-for-data-center-in-hoffman-estates-illinois/",
          "publisher": "www.datacenterdynamics.com",
          "date": "2026-07-02",
          "source_tier": 3
        }
      ],
      "use_types": [
        {
          "use_type": "not_disclosed",
          "share_percent": null,
          "source_url": null
        }
      ],
      "serves": {
        "tenants": [],
        "tenancy": "not_disclosed",
        "local_service_commitments": [],
        "source_url": null
      },
      "status_history": []
    }
  ]
}