{
  "schema_version": 1,
  "source_compilation_context": {
    "il": {
      "attribution": {
        "inventory": {
          "name": "Compute Atlas",
          "creator": "Edward Kubiak",
          "url": "https://www.compute-atlas.com/api",
          "license": "CC BY 4.0",
          "license_url": "https://creativecommons.org/licenses/by/4.0/",
          "snapshot_url": "https://www.compute-atlas.com/api/facilities",
          "retrieved": "2026-10-14",
          "sha256": "79ad432dab7c128e428234c9d0dd40933114b415a4a5d697db00095637d50f37",
          "changes": "Added provenance, publication-date distinctions, display-safe wording, quarantine flags and state partitioning. Original source records retained locally."
        },
        "counties": "U.S. Census Bureau county boundaries (public domain)",
        "research": "Field-specific source context. See the linked source and limits on each record."
      },
      "source_data_url": "https://datacentersatlas.com/data/il.json",
      "updated": "2026-10-26"
    }
  },
  "scope": "Retained county context, which can be broad or unresolved. No parcel or municipal jurisdiction is inferred. Research records retain their sources, dates and location limits. Counts are not a census of operating buildings. Company name links alone do not establish ownership or operation.",
  "collection": {
    "kind": "counties",
    "key": "17119",
    "label": "Madison County, Illinois"
  },
  "records": [
    {
      "id": "cloverleaf-troy-il",
      "state": "il",
      "kind": "facility",
      "name": "Cloverleaf Troy Data Center Campus",
      "group": "unknown",
      "status": "Status unclear",
      "raw_status": "",
      "status_field": "",
      "crypto": false,
      "type": "Data center (inventory classification)",
      "counties": [
        "Madison"
      ],
      "city": "Troy",
      "address": "",
      "who": "",
      "end_user": "",
      "mw": null,
      "power": "",
      "power_note": "",
      "investment": "",
      "jobs": "",
      "acres": null,
      "utility": "",
      "water": "",
      "incentives": "",
      "note": "Manual source context is available for this inherited inventory record. The inventory label and approximate geography are retained for discovery. This is not certification of current operation, ownership, a separate physical building, technical capacity or a precise parcel. Missing fields remain unknown. Troy developer presentation cover-date and example-site limits. Actual coverJanuary8,2025contradictsdate-likefilename;do notcalendarJanuary7,2026fromfilename. GenericcomponentsandphotosofMetaMesa/GoogleMayes/QTSAshburn/AWSNewAlbanyareexamples,notTroybuildings. Developer reliability/waterpromisesnotactualmeasuredsiteuse or executedAmerencontract. Concept-planimagesneedindependentlayoutreviewbeforebuildingcount/areaadoption. No numericTroyITMWorfinalapprovalinreviewedtext. Fields can apply to shared campus, regional or historical context; consult source review before assigning to a building.",
      "date": "",
      "events": [],
      "timeline": [],
      "opened": "",
      "tier": "",
      "sources": [
        {
          "url": "https://www.troyil.us/DocumentCenter/View/2026/20260107-Troy-Informative-Slides---No-Site",
          "host": "troyil.us",
          "date": "",
          "published": "",
          "checked": "2026-10-14",
          "date_kind": "publication date not established",
          "label": "Reviewed source"
        }
      ],
      "loc": {
        "lat": 38.82974,
        "lng": -89.90495,
        "precision": "county",
        "basis": "Shown at county level only. The dot is placed inside the county for the map and is not the site, its address or a parcel."
      },
      "reviewed_evidence": [
        {
          "overlay": "public-institution-review-round11-2026-10-14.json",
          "scope": "Troy developer presentation cover-date and example-site limits",
          "fields": {
            "publisher_role": "Cloverleaf developer slides hosted by City of Troy, Illinois",
            "slide_cover_date": "2025-01-08",
            "url_filename_date_candidate": "2026-01-07",
            "document_purpose": "proposed data center informational meeting"
          },
          "notes": [
            "Actual coverJanuary8,2025contradictsdate-likefilename;do notcalendarJanuary7,2026fromfilename. GenericcomponentsandphotosofMetaMesa/GoogleMayes/QTSAshburn/AWSNewAlbanyareexamples,notTroybuildings. Developer reliability/waterpromisesnotactualmeasuredsiteuse or executedAmerencontract. Concept-planimagesneedindependentlayoutreviewbeforebuildingcount/areaadoption. No numericTroyITMWorfinalapprovalinreviewedtext.",
            "Fields can apply to shared campus, regional or historical context; consult source review before assigning to a building."
          ],
          "sources": [
            {
              "url": "https://www.troyil.us/DocumentCenter/View/2026/20260107-Troy-Informative-Slides---No-Site",
              "host": "troyil.us",
              "date": "",
              "published": "",
              "checked": "2026-10-14",
              "date_kind": "publication date not established",
              "label": "Reviewed source"
            }
          ],
          "whole_record_certified": false
        },
        {
          "overlay": "Codex 3 research cohort 22",
          "scope": "The retained Troy hosted Cloverleaf presentation is titled proposed data center informational meeting. Its cover explicitly says January 8, 2025 while its document filename contains a different 2026 date. Neither is silently corrected or adopted as an exact meeting day. The slides describe developer commitments and general technology, without a verified current site phase or individual approval. These statements are not City adopted permit conditions, actual resource use or physical operation. Current exact project stage remains unclear.",
          "fields": {
            "current_stage_evidence": {
              "outcome": "developer_informational_slides_with_unreconciled_date_and_site_scope",
              "scope": "The retained Troy hosted Cloverleaf presentation is titled proposed data center informational meeting. Its cover explicitly says January 8, 2025 while its document filename contains a different 2026 date. Neither is silently corrected or adopted as an exact meeting day. The slides describe developer commitments and general technology, without a verified current site phase or individual approval. These statements are not City adopted permit conditions, actual resource use or physical operation. Current exact project stage remains unclear."
            },
            "source_scope": {
              "cover_printed_date": "January 8, 2025",
              "filename_not_event_date": true,
              "cover_pdf_page_visually_read": 1,
              "no_exact_meeting_day_adopted": true,
              "developer_promises_not_adopted_city_conditions": true
            }
          },
          "notes": [
            "The retained Troy hosted Cloverleaf presentation is titled proposed data center informational meeting. Its cover explicitly says January 8, 2025 while its document filename contains a different 2026 date. Neither is silently corrected or adopted as an exact meeting day. The slides describe developer commitments and general technology, without a verified current site phase or individual approval. These statements are not City adopted permit conditions, actual resource use or physical operation. Current exact project stage remains unclear.",
            "The review preserves existing physical identity, locations, roles, quantities and opening fields. Source issue dates, review checks and physical milestones remain distinct."
          ],
          "sources": [
            {
              "url": "https://www.troyil.us/DocumentCenter/View/2026/20260107-Troy-Informative-Slides---No-Site",
              "host": "www.troyil.us",
              "published": "",
              "date": "",
              "checked": "2026-10-23",
              "label": "Reviewed government record"
            }
          ],
          "checked": "2026-10-23",
          "whole_record_certified": false
        }
      ],
      "manual_source_reviewed": true,
      "whole_record_certified": false,
      "field_evidence_present": true,
      "inventory_label_retained": true,
      "precision_label": "Exact site not published; shown at county level",
      "summary": "Troy · Madison · Source context reviewed",
      "location_display": {
        "policy": "reviewed-map-references-2026-10-23",
        "decision": "withheld_unreviewed_point",
        "scope": "The available point evidence does not establish a supported site location. No site pin, nearby distance or aerial destination is published. The original coordinate and its provenance remain in research history.",
        "county_display": "17119"
      }
    },
    {
      "id": "riverbend-technology-center-alton-il",
      "state": "il",
      "kind": "facility",
      "name": "Riverbend Technology Center at Former Alton Steel",
      "group": "unknown",
      "status": "Status unclear",
      "crypto": false,
      "type": "Data center research context",
      "counties": [
        "Madison"
      ],
      "city": "Alton",
      "address": "",
      "who": "TerraWatt",
      "mw": null,
      "power": "",
      "power_note": "",
      "investment": "",
      "jobs": "",
      "acres": null,
      "utility": "",
      "water": "",
      "incentives": "",
      "note": "Named data center research context supported by retained official sources. County association only. Current operating stage, exact site point and technical capacity remain unverified.",
      "date": "",
      "events": [
        [
          "2026-10-26",
          "Added to the atlas. Compilation date only, not opening or construction."
        ]
      ],
      "timeline": [],
      "opened": "",
      "tier": "",
      "sources": [
        {
          "url": "https://cityofaltonil.gov/datacenter/",
          "host": "cityofaltonil.gov",
          "published": "",
          "date": "",
          "checked": "2026-10-25",
          "label": "Retained original premises or jurisdiction context"
        },
        {
          "url": "https://www.riverbendalton.com/",
          "host": "www.riverbendalton.com",
          "published": "",
          "date": "",
          "checked": "2026-10-25",
          "label": "Retained original premises or jurisdiction context"
        },
        {
          "url": "https://www.cityofaltonil.gov/wp-content/uploads/2020/11/Alton_Community_Profile.pdf",
          "host": "www.cityofaltonil.gov",
          "published": "",
          "date": "",
          "checked": "2026-10-25",
          "label": "Retained original premises or jurisdiction context"
        }
      ],
      "loc": {
        "lat": 38.84137,
        "lng": -89.91765,
        "precision": "county",
        "basis": "Shown at county level only. The dot is placed inside the county for the map and is not the site, its address or a parcel."
      },
      "manual_source_reviewed": true,
      "whole_record_certified": false,
      "field_evidence_present": true,
      "inventory_label_retained": false,
      "precision_label": "Exact site not published; shown at county level",
      "summary": "Alton sourced data center research context. County level only.",
      "reviewed_evidence": [
        {
          "overlay": "Codex 3 inherited discovery review 17",
          "scope": "Named data center research context supported by retained official sources. County association only. Current operating stage, exact site point and technical capacity remain unverified.",
          "fields": {
            "source_context": {
              "name": "Riverbend Technology Center at Former Alton Steel",
              "operator": "TerraWatt",
              "scope": "Named data center research context supported by retained official sources. County association only. Current operating stage, exact site point and technical capacity remain unverified.",
              "address": "",
              "exact_street_unpublished": true
            },
            "county_association": {
              "county": "Madison",
              "county_fips": "17119",
              "scope": "Independent retained jurisdiction evidence supports county level placement. No exact data center street or point is adopted."
            },
            "atlas_added_event": {
              "kind": "atlas_added",
              "date": "2026-10-26",
              "scope": "Intended compilation day only. Must equal actual admission day before Native commit; never a physical milestone."
            }
          },
          "notes": [
            "Named data center research context supported by retained official sources. County association only. Current operating stage, exact site point and technical capacity remain unverified.",
            "Historical schedules, permits, funding and announcements do not establish current operation."
          ],
          "sources": [
            {
              "url": "https://cityofaltonil.gov/datacenter/",
              "host": "cityofaltonil.gov",
              "published": "",
              "date": "",
              "checked": "2026-10-25",
              "label": "Retained original premises or jurisdiction context"
            },
            {
              "url": "https://www.riverbendalton.com/",
              "host": "www.riverbendalton.com",
              "published": "",
              "date": "",
              "checked": "2026-10-25",
              "label": "Retained original premises or jurisdiction context"
            },
            {
              "url": "https://www.cityofaltonil.gov/wp-content/uploads/2020/11/Alton_Community_Profile.pdf",
              "host": "www.cityofaltonil.gov",
              "published": "",
              "date": "",
              "checked": "2026-10-25",
              "label": "Retained original premises or jurisdiction context"
            }
          ],
          "checked": "2026-10-26",
          "whole_record_certified": false
        }
      ],
      "location_display": {
        "policy": "reviewed-map-references-2026-10-23",
        "decision": "no_site_point",
        "county_display": "17119"
      }
    }
  ],
  "compilation_license": "withheld_pending_owner_decision"
}