{
  "schema_version": "0.3",
  "last_reviewed": "2026-09-11",
  "method": "Visible corrections to published records. Each row names the stable ID, field, previous value, new value, source and reason. This is not a complete history of every research note.",
  "corrections": [
    {
      "id": "in-microsoft-la-porte-r-3-2026",
      "date": "2026-09-11",
      "recorded": "2026-09-11",
      "stable_id": "microsoft-la-porte",
      "field": "incentives_commitments",
      "old": "35-year state sales-tax exemption for at least $1B eligible capital, with possible extensions; local and NIPSCO incentives referenced but not yet reconciled.",
      "new": "The 2 March 2026 council minutes record unanimous adoption of Resolution R-3-2026, whose agenda title describes rescission of the 2024 Microsoft taxpayer agreement, including termination of the tax abatement. DataCenterData has not obtained the adopted resolution text and therefore does not independently state its full legal effect. IEDC showed the state DATA exemption as a pending accepted offer when checked.",
      "source": {
        "title": "La Porte Common Council minutes, March 2, 2026",
        "url": "https://www.cityoflaporte.com/uploads/minutes/m_1932_Council-Mar.2-2026-Minutes.docx"
      },
      "reason": "Primary municipal minutes record introduction and unanimous adoption of R-3-2026.",
      "source_event_date": "2026-03-02"
    },
    {
      "id": "oh-epa-general-permit-withdrawal",
      "date": "2026-09-11",
      "recorded": "2026-09-11",
      "stable_id": null,
      "field": "ohio-claim-checks.json:ohio-water-permit",
      "old": "Draft Ohio data-center general NPDES permit treated as if it were a final, measured water authorization.",
      "new": "Ohio EPA said on July 21 it would not finalize draft OHD000001 and would continue with individual NPDES permits. A draft permit is not measured discharge.",
      "source": {
        "title": "Ohio EPA will not finalize proposed data-center general permit (agency notice republished by The Clermont Sun)",
        "url": "https://www.clermontsun.com/2026/07/22/ohio-epa-will-not-finalize-proposed-data-center-general-permit"
      },
      "reason": "Stable public citation for the agency's July 21 notice.",
      "source_event_date": "2026-07-21"
    },
    {
      "id": "oh-new-albany-campus-counties",
      "date": "2026-09-11",
      "recorded": "2026-09-11",
      "stable_id": "google-new-albany-oh",
      "also": [
        "meta-new-albany-oh",
        "vantage-oh1-new-albany"
      ],
      "field": "county",
      "old": "Unknown pending parcel resolution",
      "new": "Licking",
      "source": {
        "title": "Licking County parcel records for Google, Meta and Vantage OH1 New Albany campuses",
        "url": "https://gis.lickingcounty.gov/server/rest/services/Auditor/ParcelsSearch/FeatureServer/0"
      },
      "reason": "County GIS parcels resolve the three campus counties. County is a typed field and may not hold a sentence."
    },
    {
      "id": "in-project-register-reconciliation",
      "date": "2026-09-11",
      "recorded": "2026-09-11",
      "stable_id": "microsoft-la-porte",
      "also": [
        "digital-crossroads-hammond",
        "coreweave-hammond"
      ],
      "field": "stable_id",
      "old": "Two Indiana project registers with different IDs for the same projects (microsoft-la-porte-1 vs microsoft-la-porte; digital-crossroads-hammond vs coreweave-hammond counted as parallel eights).",
      "new": "One Indiana project file. microsoft-la-porte is canonical (alias microsoft-la-porte-1). Digital Crossroads Hammond is the campus; CoreWeave Hammond is the child expansion project; DX-1 remains the operating facility.",
      "source": {
        "title": "DataCenterData coherent-core registry",
        "url": "/data/registry.json"
      },
      "reason": "Remove the duplicate Indiana project authority before any further state expansion."
    }
  ]
}