{ "schema_version": 1, "source_compilation_context": { "oh": { "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/oh.json", "updated": "2026-10-24" } }, "scope": "Exact retained city label subset. This is not a municipal boundary or complete city inventory. 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": "cities", "key": "oh/trenton", "label": "Trenton, Ohio" }, "records": [ { "id": "aws-trenton-madison-st-clair-butler-oh", "state": "oh", "kind": "facility", "name": "AWS Trenton / Madison-St. Clair Township Campus", "group": "unknown", "status": "Status unclear", "raw_status": "", "status_field": "", "crypto": false, "type": "Data center (inventory classification)", "counties": [ "Butler" ], "city": "Trenton", "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. Named-site excerpt/source review; historical or proposed claims remain attributed. No entire-record certification.. TIF redirects tax increments; it is not automatically tax forgiveness. Competing proposed distributions are not actual receipts or final annexation; 141-acre and 600-acre schemes remain distinct. Original executed approvals, current operator disclosures and subsequent decisions take precedence. 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.wcpo.com/news/local-news/in-your-community/butler-county/townships-move-to-capture-future-data-center-tax-revenue-as-trenton-pursues-annexation", "host": "wcpo.com", "date": "", "published": "", "checked": "2026-10-14", "date_kind": "publication date not established", "label": "Reviewed source" } ], "loc": { "lat": 39.4386, "lng": -84.57549, "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": "regional-development-review-round22-2026-10-14.json", "scope": "Named-site excerpt/source review; historical or proposed claims remain attributed. No entire-record certification.", "fields": { "reported_context": "Journal-News reporting via WCPO describes competing township and Trenton TIF/annexation approaches for AWS land.", "independently_verified_current_operating_status": null }, "notes": [ "TIF redirects tax increments; it is not automatically tax forgiveness. Competing proposed distributions are not actual receipts or final annexation; 141-acre and 600-acre schemes remain distinct.", "Original executed approvals, current operator disclosures and subsequent decisions take precedence.", "Fields can apply to shared campus, regional or historical context; consult source review before assigning to a building." ], "sources": [ { "url": "https://www.wcpo.com/news/local-news/in-your-community/butler-county/townships-move-to-capture-future-data-center-tax-revenue-as-trenton-pursues-annexation", "host": "wcpo.com", "date": "", "published": "", "checked": "2026-10-14", "date_kind": "publication date not established", "label": "Reviewed source" } ], "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": "Trenton · Butler · 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": "39017" } }, { "id": "prologis-mila-trenton-oh", "state": "oh", "kind": "facility", "name": "Prologis Project Mila", "group": "proposed", "status": "Listed proposal", "raw_status": "proposed", "status_field": "current_status", "crypto": false, "type": "Data center (inventory classification)", "counties": [ "Butler" ], "city": "Trenton", "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. Personally read public named-project context, not whole-record certification. Excluded generic, circular or mismatched sources do not receive manual exact-site credit.. Secondary stage lead only, original deed/siteplan/adoption/conditions unreviewed. Site-plan approval is not final building permit or operation; fall2026construction/early2029firstservice are forecasts, not observed.250MWdemandbasisnotcriticalIT.140jobs/120000USDannualutilityfees are developer forecasts, utilitychargesnotpropertytax or netpublicbenefit. Threepercentyearwatercooling not gallons/actualwithdrawal. Tracker applies AEPOhiotariff without inspected site-specific utility territory/account; do not assume applicability.85percentminimum-bill terms not proof100percentinfrastructurefunded. Risk84/100is tracker score, not scientificrisk. City-versus-countyauthorityneedslawrecord; signaturecollectionnotadoptedballotban. Historical observations and forecasts are dated; no later outcome assumed. Fields can apply to shared campus, regional or historical context; consult source review before assigning to a building.", "date": "", "events": [ [ "2026-03-19", "The original Trenton staff report records Council approval of the Prologis commercial and industrial fence permit on March 19, 2026. This dates the limited fence action, without final whole campus permission, vertical construction or commissioned service." ] ], "timeline": [], "opened": "", "tier": "", "sources": [ { "url": "https://stopohiodatacenters.org/butler-county", "host": "stopohiodatacenters.org", "date": "2026-04-26", "published": "2026-04-26", "checked": "2026-10-14", "date_kind": "publication", "label": "Reviewed source" }, { "url": "https://www.ci.trenton.oh.us/AgendaCenter/ViewFile/Agenda/_03302026-550", "host": "www.ci.trenton.oh.us", "published": "", "date": "", "checked": "2026-10-23", "label": "Reviewed government record" }, { "url": "https://trentonoh.gov/DocumentCenter/View/2403/Prologis-and-Staff-Public-Forum-Agenda-?bidId=", "host": "trentonoh.gov", "published": "", "date": "", "checked": "2026-10-23", "label": "Reviewed government record" }, { "url": "https://ci.trenton.oh.us/AgendaCenter/ViewFile/Minutes/_04022026-551", "host": "ci.trenton.oh.us", "published": "", "date": "", "checked": "2026-10-23", "label": "Reviewed government record" } ], "loc": { "lat": 39.41756, "lng": -84.57365, "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": "regional-development-review-round35-2026-10-14.json", "scope": "Personally read public named-project context, not whole-record certification. Excluded generic, circular or mismatched sources do not receive manual exact-site credit.", "fields": { "reported_context": "Commercial Ohio tracker reports TrentonPlanningCommission approved ProjectMila site plan March30,2026 on already-industrial141acres sold toPrologis forUSD7.75million inOctober2025. Four220353squarefootbuildings plus16150utility/1503security sum899065squarefeet.", "independently_verified_current_operating_status": null }, "notes": [ "Secondary stage lead only, original deed/siteplan/adoption/conditions unreviewed. Site-plan approval is not final building permit or operation; fall2026construction/early2029firstservice are forecasts, not observed.250MWdemandbasisnotcriticalIT.140jobs/120000USDannualutilityfees are developer forecasts, utilitychargesnotpropertytax or netpublicbenefit. Threepercentyearwatercooling not gallons/actualwithdrawal. Tracker applies AEPOhiotariff without inspected site-specific utility territory/account; do not assume applicability.85percentminimum-bill terms not proof100percentinfrastructurefunded. Risk84/100is tracker score, not scientificrisk. City-versus-countyauthorityneedslawrecord; signaturecollectionnotadoptedballotban.", "Historical observations and forecasts are dated; no later outcome assumed.", "Fields can apply to shared campus, regional or historical context; consult source review before assigning to a building." ], "sources": [ { "url": "https://stopohiodatacenters.org/butler-county", "host": "stopohiodatacenters.org", "date": "2026-04-26", "published": "2026-04-26", "checked": "2026-10-14", "date_kind": "publication", "label": "Reviewed source" } ], "whole_record_certified": false }, { "overlay": "Codex 3 research cohort 62", "scope": "The original City staff report and hosted Prologis presentation explicitly identify the proposed Mila campus. This supports a listed proposal without certifying present vertical construction or computing operation. The presentation reports electrical yard grading and expressly says this does not indicate vertical construction. Its undated schedule graphic and preliminary financial and water tables are forecasts. The March 30 packet records a March 16 fence recommendation and March 19 Council fence permit approval, while detailed engineering review and whole site permission remain separate. Design models and public assurances are not measured noise, water use or accomplished benefits.", "fields": { "current_stage_evidence": { "outcome": "official_named_mila_proposal_and_limited_infrastructure_context", "scope": "The original City staff report and hosted Prologis presentation explicitly identify the proposed Mila campus. This supports a listed proposal without certifying present vertical construction or computing operation. The presentation reports electrical yard grading and expressly says this does not indicate vertical construction. Its undated schedule graphic and preliminary financial and water tables are forecasts. The March 30 packet records a March 16 fence recommendation and March 19 Council fence permit approval, while detailed engineering review and whole site permission remain separate. Design models and public assurances are not measured noise, water use or accomplished benefits." }, "source_read_scope": { "original_march30_packet_selected_physical_pages1through9_read": true, "complete29page_forum_text_read": true, "physical_page10_forecast_timeline_viewed": true, "stepdown_yard_grading_explicitly_not_vertical_construction": true, "original_april2_selected_pages5_6_7_9_read": true, "physical_april2_page5_group_account_viewed": true, "private_resident_details_excluded": true, "no_financial_technical_role_or_location_export": true } }, "notes": [ "The original City staff report and hosted Prologis presentation explicitly identify the proposed Mila campus. This supports a listed proposal without certifying present vertical construction or computing operation. The presentation reports electrical yard grading and expressly says this does not indicate vertical construction. Its undated schedule graphic and preliminary financial and water tables are forecasts. The March 30 packet records a March 16 fence recommendation and March 19 Council fence permit approval, while detailed engineering review and whole site permission remain separate. Design models and public assurances are not measured noise, water use or accomplished benefits.", "Existing location, jurisdiction, provider roles, identities, quantities and physical opening dates remain unchanged. Administrative evidence and prospective dates do not certify computing operation." ], "sources": [ { "url": "https://www.ci.trenton.oh.us/AgendaCenter/ViewFile/Agenda/_03302026-550", "host": "www.ci.trenton.oh.us", "published": "", "date": "", "checked": "2026-10-23", "label": "Reviewed government record" }, { "url": "https://trentonoh.gov/DocumentCenter/View/2403/Prologis-and-Staff-Public-Forum-Agenda-?bidId=", "host": "trentonoh.gov", "published": "", "date": "", "checked": "2026-10-23", "label": "Reviewed government record" }, { "url": "https://ci.trenton.oh.us/AgendaCenter/ViewFile/Minutes/_04022026-551", "host": "ci.trenton.oh.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": "Trenton · Butler · Source context reviewed", "status_scope": "The original City staff report and hosted Prologis presentation explicitly identify the proposed Mila campus. This supports a listed proposal without certifying present vertical construction or computing operation. The presentation reports electrical yard grading and expressly says this does not indicate vertical construction. Its undated schedule graphic and preliminary financial and water tables are forecasts. The March 30 packet records a March 16 fence recommendation and March 19 Council fence permit approval, while detailed engineering review and whole site permission remain separate. Design models and public assurances are not measured noise, water use or accomplished benefits.", "event_evidence": [ { "date": "2026-03-19", "text": "The original Trenton staff report records Council approval of the Prologis commercial and industrial fence permit on March 19, 2026. This dates the limited fence action, without final whole campus permission, vertical construction or commissioned service.", "kind": "approved", "sources": [ { "url": "https://www.ci.trenton.oh.us/AgendaCenter/ViewFile/Agenda/_03302026-550", "host": "www.ci.trenton.oh.us", "published": "", "date": "", "checked": "2026-10-23", "label": "Reviewed government record" } ] } ], "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": "39017" } } ], "compilation_license": "withheld_pending_owner_decision" }