Sunday, April 19, 2026
Ohio Data Centers.
Est. 2026 · Independent
Tracking every proposed hyperscale data center in Ohio's 88 counties.
Ohio / Sources & Methodology
Sources

Where our reporting comes from.

Every county page, risk score, and legislative summary on this site is built from public records, government filings, and local news. Nothing here is speculation. If we can't cite the source, we don't publish it. Below is the full list of outlets and primary records we rely on.

Updated as new sources are added Last updated April 19, 2026

How this site sources its reporting

Every county page, project page, and topical guide on Ohio Data Centers links to the public record, news report, or government filing it relies on. The list below is the consolidated source set as of April 2026. It is updated as new sources are introduced.

Ohio government and regulatory sources

  • Ohio Attorney General's Office — petition certifications, ballot summary reviews
  • Ohio Ballot Board — constitutional amendment certification records
  • Ohio Secretary of State — LLC corporate filings, business entity records
  • Ohio General Assembly — bill text, sponsor records, committee testimony for HB 706, HB 695, HB 710, HB 646, SB 374, HB 15
  • Public Utilities Commission of Ohio (PUCO) — AEP Ohio data center tariff order (Case 24-508-EL-ATA, July 9, 2025), rate hearings, transmission infrastructure dockets
  • Ohio EPA — air, water, and waste permit notices; draft General NPDES Permit for Data Center Facilities; public hearing records
  • Ohio Power Siting Board (OPSB) — transmission line and generation siting cases under Ohio Revised Code Chapter 4906
  • Ohio Department of Development — tax credit authority decisions, JobsOhio incentive records
  • Office of the Ohio Consumers' Counsel — ratepayer protection filings, AEP Ohio rate-case interventions
  • Mid-Ohio Regional Planning Commission (MORPC) — Central Ohio Regional Water Study, groundwater subsidence findings
  • County auditor offices — parcel ownership and transfer records (one per Ohio county; 88 separate offices)
  • Municipal council and trustee meeting minutes — primary record for moratorium votes, zoning amendments, CRA resolutions

Ohio news outlets

  • Ohio Capital Journal — statewide political and policy coverage of data center bills
  • The Statehouse News Bureau (Ohio Public Radio / Ohio Public Television) — legislative reporting and the constitutional amendment
  • WOSU Public Media — Columbus-area legislative and PUCO hearing coverage
  • WOUB Public Media — Athens-area and southern Ohio coverage including Pike County PORTS Technology Campus
  • WCMH NBC4 Columbus — Hilliard fuel-cell array coverage, central Ohio data center reporting
  • WCPO Cincinnati — Trenton Project Mila coverage including Barry Blankenship resident interview
  • WOIO Cleveland 19 — northeast Ohio data center reporting
  • WHIO Dayton — Miami Valley Conservancy District reporting and Mark Ekberg quotes
  • WTOL Toledo — northwest Ohio moratorium roundup (Findlay, Tiffin)
  • Cleveland Plain Dealer / cleveland.com — northeast Ohio business and legislative coverage
  • Columbus Dispatch — central Ohio data center development coverage
  • Cincinnati Enquirer — southwest Ohio data center coverage
  • Akron Beacon Journal — northeast Ohio coverage
  • Toledo Blade — northwest Ohio coverage
  • Dayton Daily News — Miami Valley coverage
  • Tribune Chronicle (Warren) — Trumbull County and Lordstown coverage
  • Record-Courier (Ravenna) — Portage County moratorium coverage
  • Sidney Daily News — Project Galaxy coverage
  • Newark Advocate — Licking County hyperscale cluster coverage
  • Journal-News (Hamilton/Butler) — Project Mila coverage and Linda Moodie / Warren County signature drive
  • Hometown Stations (Lima) — Allen County diesel-generator project coverage
  • The Ohio Register — Findlay City Council coverage
  • Tiffin Ohio Net — Tiffin City Council moratorium coverage
  • Signal Ohio / Signal Statewide — statewide policy and political reporting

National and trade sources

  • Data Center Dynamics — industry trade reporting on Ohio projects (PORTS Technology Campus, Lawrence County, Pike County)
  • Ballotpedia — Ohio Prohibition of Data Center Construction Amendment tracking
  • Hunterbrook Investigations — J5 LLC / Meta corporate filing investigation
  • U.S. Department of Energy — Genesis Mission announcement, federal-land lease records, 16-site rapid-construction list
  • Associated Press — PORTS Technology Campus groundbreaking coverage
  • Inside Climate News — data center diesel generator coverage
  • World Resources Institute — data center air-quality and emissions research
  • EESI / npj Clean Water — data center water consumption baselines

Research and policy organizations

  • Policy Matters Ohio — "Indefensible tax breaks for data centers will cost Ohio" (February 2026)
  • Ohio Environmental Council (OEC) — AEP rate-case filings and water-permit comments
  • Ohio Manufacturers' Association (OMA) — Ohio Supreme Court appeal of AEP data center tariff
  • Ohio Chamber of Commerce / SRC EvalMetrics — Ohio data center economic impact study
  • Community & Environmental Defense Services (CEDS) — February 2026 health impact report
  • George Mason University Center for Regional Analysis — "Data Centers and 2023 Home Sales in Northern Virginia"
  • PennFuture — Model Data Center Ordinance template
  • Good Jobs First — analysis of state data center subsidies
  • Food & Water Watch — Virginia data center capital-per-job analysis

Resident and advocacy sources

  • Conserve Ohio (conserveohio.com) — constitutional amendment signing event directory
  • Ohio Residents for Responsible Development (ORRD) — petition organizing
  • Coalition Against Data Centers in South Ohio (Facebook group, administrator: Jay Kidd) — cross-county organizing channel
  • W.A.T.E.R. (Woodsdale and Trenton Environmental Resistance) — Butler County opposition group
  • Sidney Citizens for Responsible Development — Shelby County opposition
  • Rise Up Hilliard — Franklin County opposition (Annie Cannelongo, Annette Singh)
  • Portage Residents for Responsible Development — Portage County opposition

Source verification

Where two sources disagree on a factual point, the site notes the disagreement explicitly and provides links to both. Where a source is preliminary (e.g., a press release or unconfirmed parcel transfer), the source is identified as such. The site does not synthesize unattributed claims.