{ "schema_version": 1, "source_compilation_context": { "ny": { "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/ny.json", "updated": "2026-10-24" } }, "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": "36089", "label": "St. Lawrence County, New York" }, "records": [ { "id": "arconic-arsenal-data-site-massena-ny", "state": "ny", "kind": "facility", "name": "Arsenal Data Site (Arconic Massena Operations)", "group": "unknown", "status": "Status unclear", "raw_status": "", "status_field": "", "crypto": false, "type": "Data center (inventory classification)", "counties": [ "St. Lawrence" ], "city": "Massena", "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. industrial cleanup-site context only. EPA cleanup profile not data-center development approval or parcel-specific campus footprint.2700acres describes industrial cleanup property, not necessarily data-center land. Ready-for-anticipated-use2015is a remediation milestone, not data-center opening. 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://ordspub.epa.gov/ords/cimc/f?p=CIMC:RCRA:::::P14_RCRA_HANDLER_ID:NYD002232304", "host": "ordspub.epa.gov", "date": "", "published": "", "checked": "2026-10-14", "date_kind": "publication date not established", "label": "Reviewed source" } ], "loc": { "lat": 44.49638, "lng": -75.06914, "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": "government-primary-review-round7-2026-10-14.json", "scope": "industrial cleanup-site context only", "fields": { "cleanup_site_rcra_identifier": "NYD002232304", "cleanup_site_published_address": "45 County Route42, Massena, NY13662" }, "notes": [ "EPA cleanup profile not data-center development approval or parcel-specific campus footprint.2700acres describes industrial cleanup property, not necessarily data-center land. Ready-for-anticipated-use2015is a remediation milestone, not data-center opening.", "Fields can apply to shared campus, regional or historical context; consult source review before assigning to a building." ], "sources": [ { "url": "https://ordspub.epa.gov/ords/cimc/f?p=CIMC:RCRA:::::P14_RCRA_HANDLER_ID:NYD002232304", "host": "ordspub.epa.gov", "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": "Massena · St. Lawrence · 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": "36089" } }, { "id": "coinmint-massena-ny", "state": "ny", "kind": "facility", "name": "Coinmint (Massena East / former Alcoa Smelter)", "group": "unknown", "status": "Status unclear", "raw_status": "", "status_field": "", "crypto": true, "type": "Crypto/HPC (inventory classification)", "counties": [ "St. Lawrence" ], "city": "Massena", "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 content personally reviewed; no whole-record certification. Dates and forecasts remain source-specific.. Customer exits do not prove host closure.166MW utilized of435MW approved was historical company claim, not current critical IT. Plattsburgh10MW customer retention is separate site. Subsequent original decisions and current operator disclosures 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://theminermag.com/news/2024-11-21/miner-weekly-coinmint-nydig-bitcoin", "host": "theminermag.com", "date": "2024-11-21", "published": "2024-11-21", "checked": "2026-10-14", "date_kind": "publication", "label": "Reviewed source" } ], "loc": { "lat": 44.52898, "lng": -75.10473, "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-round24-2026-10-14.json", "scope": "Named content personally reviewed; no whole-record certification. Dates and forecasts remain source-specific.", "fields": { "reported_context": "EnergyMag reports three hosted customers planned to vacate47plus27plus36MW at Coinmint Massena, while NYDIG partnership supported expansion.", "independently_verified_current_operating_status": null }, "notes": [ "Customer exits do not prove host closure.166MW utilized of435MW approved was historical company claim, not current critical IT. Plattsburgh10MW customer retention is separate site.", "Subsequent original decisions and current operator disclosures take precedence.", "Fields can apply to shared campus, regional or historical context; consult source review before assigning to a building." ], "sources": [ { "url": "https://theminermag.com/news/2024-11-21/miner-weekly-coinmint-nydig-bitcoin", "host": "theminermag.com", "date": "2024-11-21", "published": "2024-11-21", "checked": "2026-10-14", "date_kind": "publication", "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": "Massena · St. Lawrence · 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": "36089" } }, { "id": "nccs-massena-reynolds-ny", "state": "ny", "kind": "facility", "name": "North Country Collocation Services Massena Data Center (former Reynolds site)", "group": "unknown", "status": "Status unclear", "raw_status": "", "status_field": "", "crypto": false, "type": "Data center (inventory classification)", "counties": [ "St. Lawrence" ], "city": "Massena", "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-source context only; no whole-record certification. See public-preview, identity and date limitations.. Reported 635 MW and 200 MW are proposals without verified critical-IT basis. Ilion employment spans the whole mixed use. Brownfield application is not cleanup completion or construction approval. The state's bill is described as awaiting the governor as of June; it must not be labeled enacted from this account. Other local moratorium and statewide bill summaries require original texts and later outcomes. Original approvals and later observed outcomes take precedence; future dates have no assumed result. 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.rockinst.org/blog/updates-on-the-cloud-more-moratoriums-on-data-centers/", "host": "rockinst.org", "date": "2026-06-10", "published": "2026-06-10", "checked": "2026-10-14", "date_kind": "publication", "label": "Reviewed source" } ], "loc": { "lat": 44.42837, "lng": -75.06317, "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-round28-2026-10-14.json", "scope": "Personally read public named-source context only; no whole-record certification. See public-preview, identity and date limitations.", "fields": { "reported_context": "The Rockefeller Institute discusses Massena's proposed three-building campus near Alcoa East and Turin Hoefler's revised brownfield application for an Ilion mixed-use redevelopment.", "independently_verified_current_operating_status": null }, "notes": [ "Reported 635 MW and 200 MW are proposals without verified critical-IT basis. Ilion employment spans the whole mixed use. Brownfield application is not cleanup completion or construction approval. The state's bill is described as awaiting the governor as of June; it must not be labeled enacted from this account. Other local moratorium and statewide bill summaries require original texts and later outcomes.", "Original approvals and later observed outcomes take precedence; future dates have no assumed result.", "Fields can apply to shared campus, regional or historical context; consult source review before assigning to a building." ], "sources": [ { "url": "https://www.rockinst.org/blog/updates-on-the-cloud-more-moratoriums-on-data-centers/", "host": "rockinst.org", "date": "2026-06-10", "published": "2026-06-10", "checked": "2026-10-14", "date_kind": "publication", "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": "Massena · St. Lawrence · 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": "36089" } }, { "id": "petawatt-zeroc-massena-ny", "state": "ny", "kind": "facility", "name": "ZeroC / Petawatt Holdings Data Center Site (417 County Route 42)", "group": "unknown", "status": "Status unclear", "raw_status": "", "status_field": "", "crypto": false, "type": "Data center (inventory classification)", "counties": [ "St. Lawrence" ], "city": "Massena", "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. Massena substation approval versus applicant future data-center claims. Minute approval is specifically 30M substation, not final approval of all future data-center use or executed NYISO agreement. Representative certainty of obtaining interconnection is not actual agreement. Offer to prohibit cryptocurrency is not a signed covenant. Start within60days after approval is a forecast, not observed start. Jobs ratio40to60per100MW not actual hiring and not independently converted to site jobs. No current opening established. Fields can apply to shared campus, regional or historical context; consult source review before assigning to a building.", "date": "", "events": [ [ "2025-02-20", "Massena Town Planning Board approved the ZeroC and Petawatt substation site plan four to zero on February 20, 2025. The minutes date this limited infrastructure action, not approval of every computing use, an accomplished construction start or commissioned service." ] ], "timeline": [], "opened": "", "tier": "", "sources": [ { "url": "https://www.massena.us/AgendaCenter/ViewFile/Minutes/_02202025-1061", "host": "massena.us", "date": "2025-02-20", "published": "2025-02-20", "checked": "2026-10-14", "date_kind": "publication", "label": "Reviewed source" }, { "url": "https://massena.us/AgendaCenter/ViewFile/Minutes/_02202025-1061", "host": "massena.us", "published": "", "date": "", "checked": "2026-10-23", "label": "Reviewed government record" } ], "loc": { "lat": 44.56273, "lng": -75.01827, "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": "Massena substation approval versus applicant future data-center claims", "fields": { "agency": "Massena Town Planning Board, New York", "meeting_date": "2025-02-20", "project": "ZeroC Data Centers LLC and Petawatt Holdings Inc. substation", "address": "417 County Route42, Massena, NY13662", "parcel": "10.001-1-7.21", "approved_action": "substation site plan", "vote": "4yes,0no", "applicant_estimated_substation_cost_usd_approx": 30000000, "applicant_described_site_mw": 200, "power_basis": "applicant site description, not explicit critical IT or energized service", "applicant_estimated_future_building_sqft_approx": 900000, "applicant_reported_owner": "ZeroC Data Center", "applicant_reported_majority_shareholder": "Petawatt" }, "notes": [ "Minute approval is specifically 30M substation, not final approval of all future data-center use or executed NYISO agreement. Representative certainty of obtaining interconnection is not actual agreement. Offer to prohibit cryptocurrency is not a signed covenant. Start within60days after approval is a forecast, not observed start. Jobs ratio40to60per100MW not actual hiring and not independently converted to site jobs. No current opening established.", "Fields can apply to shared campus, regional or historical context; consult source review before assigning to a building." ], "sources": [ { "url": "https://www.massena.us/AgendaCenter/ViewFile/Minutes/_02202025-1061", "host": "massena.us", "date": "2025-02-20", "published": "2025-02-20", "checked": "2026-10-14", "date_kind": "publication", "label": "Reviewed source" } ], "whole_record_certified": false }, { "overlay": "Codex 3 research cohort 61", "scope": "The original February 20, 2025 Town Planning Board minutes identify ZeroC and Petawatt at the exact inherited project context and approve a site plan for a substation only. They record discussion about an ultimate data center use, zoning classification and possible cryptocurrency activity. A projected construction start within sixty days, claimed interconnection expectations and equipment availability are not accomplished building construction or computing service. The older substation approval does not independently establish present physical stage or whole campus permission. Statements about clearing compliance are attributed proponent accounts rather than an independently read enforcement disposition.", "fields": { "current_stage_evidence": { "outcome": "official_exact_substation_only_approval_current_computing_stage_held", "scope": "The original February 20, 2025 Town Planning Board minutes identify ZeroC and Petawatt at the exact inherited project context and approve a site plan for a substation only. They record discussion about an ultimate data center use, zoning classification and possible cryptocurrency activity. A projected construction start within sixty days, claimed interconnection expectations and equipment availability are not accomplished building construction or computing service. The older substation approval does not independently establish present physical stage or whole campus permission. Statements about clearing compliance are attributed proponent accounts rather than an independently read enforcement disposition." }, "source_read_scope": { "original_exact_february20_meeting_heading_and_site_review_read": true, "physical_pages3and4_named_site_and_substation_only_vote_viewed": true, "predicted_sixtyday_start_not_actual_start": true, "interconnection_expectation_not_energized_computing": true, "proponent_clearing_claim_not_independent_enforcement_disposition": true, "no_roles_locations_or_quantities_changed": true } }, "notes": [ "The original February 20, 2025 Town Planning Board minutes identify ZeroC and Petawatt at the exact inherited project context and approve a site plan for a substation only. They record discussion about an ultimate data center use, zoning classification and possible cryptocurrency activity. A projected construction start within sixty days, claimed interconnection expectations and equipment availability are not accomplished building construction or computing service. The older substation approval does not independently establish present physical stage or whole campus permission. Statements about clearing compliance are attributed proponent accounts rather than an independently read enforcement disposition.", "Existing location, jurisdiction, provider roles, identities, quantities and physical opening dates remain unchanged. Proposal and administrative evidence do not certify computing operation." ], "sources": [ { "url": "https://massena.us/AgendaCenter/ViewFile/Minutes/_02202025-1061", "host": "massena.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": "Massena · St. Lawrence · Source context reviewed", "event_evidence": [ { "date": "2025-02-20", "text": "Massena Town Planning Board approved the ZeroC and Petawatt substation site plan four to zero on February 20, 2025. The minutes date this limited infrastructure action, not approval of every computing use, an accomplished construction start or commissioned service.", "kind": "approved", "sources": [ { "url": "https://massena.us/AgendaCenter/ViewFile/Minutes/_02202025-1061", "host": "massena.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": "36089" } }, { "id": "pontoon-bridge-road-massena-ny", "state": "ny", "kind": "facility", "name": "Pontoon Bridge Road Data Center (proposed)", "group": "unknown", "status": "Status unclear", "raw_status": "", "status_field": "", "crypto": false, "type": "Data center (inventory classification)", "counties": [ "St. Lawrence" ], "city": "Massena", "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. NYISO PontoonBridge load request. Requested load/backfeed forecast not contractedenergization, buildpermit or occupiedsite. Status code4not decoded without workbook legend. Exactparcel/entrance not proven. OtherMassena200/1935MWrequests and generation/transmission projects distinct, never added to this project. 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.nyiso.com/documents/20142/1407078/NYISO-Interconnection-Queue.xlsx", "host": "nyiso.com", "date": "", "published": "", "checked": "2026-10-14", "date_kind": "publication date not established", "label": "Reviewed source" }, { "url": "https://www.nccs.one/massena", "host": "www.nccs.one", "published": "", "date": "", "checked": "2026-10-23", "label": "Reviewed operator source" } ], "loc": { "lat": 44.47956, "lng": -75.1642, "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-round13-2026-10-14.json", "scope": "NYISO PontoonBridge load request", "fields": { "queue_number": 1745, "developer_as_published": "American Data Center Partners LLC", "project_name": "Pontoon Bridge Road Data Center", "request_date": "2025-10-09", "peak_requested_load_mw": 250, "power_basis": "load interconnection request peak, not critical IT or metered demand", "county_as_published": "StLawrence", "state_as_published": "NY", "utility_as_published": "NYPA", "interconnection": "Haverstock-Adirondack345kVtransmissionlines", "raw_status_code": 4, "record_updated": "2026-03-31", "proposed_initial_backfeed_month": "2027-12" }, "notes": [ "Requested load/backfeed forecast not contractedenergization, buildpermit or occupiedsite. Status code4not decoded without workbook legend. Exactparcel/entrance not proven. OtherMassena200/1935MWrequests and generation/transmission projects distinct, never added to this project.", "Fields can apply to shared campus, regional or historical context; consult source review before assigning to a building." ], "sources": [ { "url": "https://www.nyiso.com/documents/20142/1407078/NYISO-Interconnection-Queue.xlsx", "host": "nyiso.com", "date": "", "published": "", "checked": "2026-10-14", "date_kind": "publication date not established", "label": "Reviewed source" } ], "whole_record_certified": false }, { "overlay": "Codex 3 research cohort 61", "scope": "The complete original NCCS Massena project account distinguishes an existing operating mining campus from its proposed modern computing expansion and expressly separates it from other Massena proposals and the former GM site. That account does not independently complete the inherited American Data Center Partners Pontoon Bridge project crosswalk. The issuer explicitly says September and October 2026 archaeological field survey work is not construction. Existing NCCS mining, planned future energization, economic projections and claimed design improvements are not transferred to this different inherited record.", "fields": { "current_stage_evidence": { "outcome": "current_different_massena_campus_exact_pontoon_crosswalk_held", "scope": "The complete original NCCS Massena project account distinguishes an existing operating mining campus from its proposed modern computing expansion and expressly separates it from other Massena proposals and the former GM site. That account does not independently complete the inherited American Data Center Partners Pontoon Bridge project crosswalk. The issuer explicitly says September and October 2026 archaeological field survey work is not construction. Existing NCCS mining, planned future energization, economic projections and claimed design improvements are not transferred to this different inherited record." }, "source_read_scope": { "complete_original_nccs_project_body_read": true, "existing_mining_distinct_from_planned_ai_expansion": true, "other_massena_proposals_explicitly_distinct": true, "archaeological_field_survey_explicitly_not_construction": true, "no_provider_role_location_or_quantity_export": true } }, "notes": [ "The complete original NCCS Massena project account distinguishes an existing operating mining campus from its proposed modern computing expansion and expressly separates it from other Massena proposals and the former GM site. That account does not independently complete the inherited American Data Center Partners Pontoon Bridge project crosswalk. The issuer explicitly says September and October 2026 archaeological field survey work is not construction. Existing NCCS mining, planned future energization, economic projections and claimed design improvements are not transferred to this different inherited record.", "Existing location, jurisdiction, provider roles, identities, quantities and physical opening dates remain unchanged. Proposal and administrative evidence do not certify computing operation." ], "sources": [ { "url": "https://www.nccs.one/massena", "host": "www.nccs.one", "published": "", "date": "", "checked": "2026-10-23", "label": "Reviewed operator source" } ], "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": "Massena · St. Lawrence · 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": "36089" } } ], "compilation_license": "withheld_pending_owner_decision" }