{
  "license": "CC BY-NC 4.0",
  "license_url": "https://creativecommons.org/licenses/by-nc/4.0/",
  "attribution": "Data: Data Center Record, datacenterrecord.org, CC BY-NC 4.0. Link to the specific record page where possible.",
  "source": "https://datacenterrecord.org/states/il/dupage-county/aurora",
  "retrieved_at": "2026-10-27T03:16:24.099Z",
  "count": 2,
  "projects": [
    {
      "slug": "cyrusone-aurora-chi1-chi3-il",
      "name": "CyrusOne Aurora Campus (CHI1 / CHI2 / CHI3)",
      "summary": "CyrusOne lists a data center at Aurora, Illinois among the sites it operates.",
      "state": "IL",
      "city": "Aurora",
      "county": "DuPage County",
      "status": "operational",
      "developer": "CyrusOne",
      "capacity_mw": null,
      "latitude": 41.796754,
      "longitude": -88.24276,
      "location_precision": "address",
      "location_source": "https://www.cyrusone.com/data-centers/north-america/aurora-il",
      "location_verified_at": "2026-09-14",
      "coordinate_source": "CyrusOne Aurora (2905 Diehl Rd) campus specification",
      "location_last_verified": "2026-09-14",
      "site_address": "2905 Diehl Rd, Aurora, IL 60502",
      "site_address_source_url": "https://www.cyrusone.com/data-centers/north-america/aurora-il",
      "published": "2026-09-14",
      "last_verified": "2026-10-26",
      "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,
      "state_permit_status": null,
      "state_permit_status_source_url": null,
      "state_permit_status_disclosed_as": "not_disclosed",
      "state_permit_status_as_of": null,
      "state_permit_status_last_verified": null,
      "buildings": 3,
      "buildings_basis": "operator page",
      "buildings_source_url": "https://www.cyrusone.com/data-centers/north-america/aurora-il",
      "buildings_verified_at": "2026-10-26",
      "record_url": "https://datacenterrecord.org/projects/cyrusone-aurora-chi1-chi3-il",
      "sources": [
        {
          "title": "CyrusOne: Data centers",
          "url": "https://www.cyrusone.com/data-centers",
          "publisher": "CyrusOne",
          "date": "2026-09-14",
          "source_tier": 2
        },
        {
          "title": "Gov. Pritzker Celebrates New CyrusOne Data Center Groundbreaking - RiverBender.com",
          "url": "https://www.riverbender.com/news/details/gov-pritzker-celebrates-new-cyrusone-data-center-groundbreaking-76214.cfm",
          "publisher": "RiverBender.com",
          "date": "2024-10-02",
          "source_tier": 1
        },
        {
          "title": "CyrusOne receives rezoning approval for data center campus outside Chicago, Illinois - Data Center Dynamics",
          "url": "https://www.datacenterdynamics.com/en/news/cyrusone-receives-rezoning-approval-for-data-center-campus-outside-chicago-illinois/",
          "publisher": "Data Center Dynamics",
          "date": "2024-06-26",
          "source_tier": 1
        },
        {
          "title": "CyrusOne Plans Campus With 2 Data Centers, 3 Towers Near Chicago - bisnow.com",
          "url": "https://www.bisnow.com/news/national/data-center/cyrusone-plans-campus-with-two-data-centers-three-towers-near-chicago-124530",
          "publisher": "bisnow.com",
          "date": "2024-06-03",
          "source_tier": 1
        },
        {
          "title": "CyrusOne Kicks Off Chicago Data Center Campus - CommercialSearch",
          "url": "https://www.commercialsearch.com/news/cyrusone-kicks-off-chicago-data-center-campus/",
          "publisher": "CommercialSearch",
          "date": "2024-10-04",
          "source_tier": 1
        },
        {
          "title": "CyrusOne Breaks Ground on New Data Center in Aurora - citybiz",
          "url": "https://www.citybiz.co/article/608178/cyrusone-breaks-ground-on-new-data-center-in-aurora/",
          "publisher": "citybiz",
          "date": "2024-10-02",
          "source_tier": 1
        },
        {
          "title": "CyrusOne files for nine-building data center campus outside Chicago, Illinois - Data Center Dynamics",
          "url": "https://www.datacenterdynamics.com/en/news/cyrusone-files-for-nine-building-data-center-campus-outside-chicago-illinois/",
          "publisher": "Data Center Dynamics",
          "date": "2024-06-10",
          "source_tier": 1
        },
        {
          "title": "CyrusOne breaks ground on new data center campus in Aurora - WSPYnews.com",
          "url": "https://www.wspynews.com/news/local/cyrusone-breaks-ground-on-new-data-center-campus-in-aurora/article_e069d62a-818d-11ef-8566-9b3e61c09dab.html",
          "publisher": "WSPYnews.com",
          "date": "2024-10-03",
          "source_tier": 1
        },
        {
          "title": "CyrusOne breaks ground on 40MW Illinois data center campus - Data Center Dynamics",
          "url": "https://www.datacenterdynamics.com/en/news/cyrusone-breaks-ground-on-40mw-illinois-data-center-campus/",
          "publisher": "Data Center Dynamics",
          "date": "2024-10-04",
          "source_tier": 1
        },
        {
          "title": "Holmes celebrates new CyrusOne data center in Aurora - Illinois Senate Democratic Caucus",
          "url": "https://www.illinoissenatedemocrats.com/caucus-news/51-senator-linda-holmes-news/5930-holmes-celebrates-new-cyrusone-data-center-in-aurora",
          "publisher": "Illinois Senate Democratic Caucus",
          "date": "2024-10-04",
          "source_tier": 1
        },
        {
          "title": "Emergency repair work happening Thursday at CyrusOne data center in Aurora after weather delays - chicagotribune.com",
          "url": "https://www.chicagotribune.com/2025/08/13/aurora-cyrusone-data-center-repair-update/",
          "publisher": "chicagotribune.com",
          "date": "2025-08-13",
          "source_tier": 1
        },
        {
          "title": "CyrusOne: CyrusOne Aurora CHI1-CHI3",
          "url": "https://www.cyrusone.com/data-centers/north-america/aurora-il",
          "publisher": "CyrusOne",
          "date": "2026-09-14",
          "source_tier": 2
        },
        {
          "title": "CyrusOne prepares for $350 million Aurora data center campus - Chicago Construction News",
          "url": "https://www.chicagoconstructionnews.com/cyrusone-prepares-for-350-million-aurora-data-center-campus/",
          "publisher": "Chicago Construction News",
          "date": "2024-10-08",
          "source_tier": 1
        },
        {
          "title": "Aurora to negotiate with data center company on expansion plan - Chicago Tribune",
          "url": "https://www.chicagotribune.com/2024/02/15/aurora-to-negotiate-with-data-center-company-on-expansion-plan/",
          "publisher": "Chicago Tribune",
          "date": "2024-02-15",
          "source_tier": 1
        }
      ],
      "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": "CyrusOne lists CyrusOne Aurora CHI1 CHI3 at Aurora, Illinois on its own page of data center locations, read September 14, 2026.",
          "source_url": "https://www.cyrusone.com/data-centers/north-america/aurora-il",
          "source_tier": 2
        }
      ]
    },
    {
      "slug": "meridian-parkway-data-center-owner-llc-aurora-il",
      "name": "Meridian Parkway Aurora Data Center",
      "summary": "The EPA's facility registry lists Meridian Parkway Data Center Owner LLC at 4267 Meridian Pkwy, Aurora, IL 60504 in Aurora, Illinois, with an air permit.",
      "state": "IL",
      "city": "Aurora",
      "county": "DuPage County",
      "status": "operational",
      "developer": "Meridian Parkway Data Center Owner LLC",
      "capacity_mw": null,
      "latitude": 41.77213,
      "longitude": -88.216981,
      "location_precision": "permit_point",
      "location_source": "https://echo.epa.gov/detailed-facility-report?fid=110058226806",
      "location_verified_at": "2026-10-20",
      "coordinate_source": "EPA ECHO Detailed Facility Report 110058226806",
      "location_last_verified": "2026-10-20",
      "site_address": "4267 Meridian Pkwy, Aurora, IL 60504",
      "site_address_source_url": "https://echo.epa.gov/detailed-facility-report?fid=110058226806",
      "published": "2026-10-20",
      "last_verified": "2026-10-26",
      "cooling_type": "not_disclosed",
      "cooling_type_source_url": null,
      "cooling_fluid": null,
      "cooling_fluid_source_url": null,
      "developer_source_url": "https://echo.epa.gov/detailed-facility-report?fid=110058226806",
      "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,
      "state_permit_status": null,
      "state_permit_status_source_url": null,
      "state_permit_status_disclosed_as": "not_disclosed",
      "state_permit_status_as_of": null,
      "state_permit_status_last_verified": null,
      "buildings": 1,
      "buildings_basis": "permit",
      "buildings_source_url": "https://echo.epa.gov/detailed-facility-report?fid=110058226806",
      "buildings_verified_at": "2026-10-26",
      "record_url": "https://datacenterrecord.org/projects/meridian-parkway-data-center-owner-llc-aurora-il",
      "sources": [
        {
          "title": "EPA ECHO detailed facility report: Meridian Parkway Data Center Owner LLC",
          "url": "https://echo.epa.gov/detailed-facility-report?fid=110058226806",
          "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": "2026-10-26",
          "date_basis": "read",
          "date_precision": "day",
          "planned": false,
          "source_date": null,
          "summary": "Verified facility status from primary Illinois EPA permit, municipal zoning docket, or operator campus specification.",
          "source_url": "https://echo.epa.gov/detailed-facility-report?fid=110058226806",
          "source_tier": 1
        }
      ]
    }
  ]
}