{ "schema_version": 1, "source_compilation_context": { "wi": { "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/wi.json", "updated": "2026-10-25" } }, "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": "55053", "label": "Jackson County, Wisconsin" }, "records": [ { "id": "cascade-digital-power-hatfield-wi", "state": "wi", "kind": "facility", "name": "Cascade Digital Power Hatfield Bitcoin Mine (Lake Arbutus Hydro)", "group": "operating", "status": "Reported service", "raw_status": "operating", "status_field": "current_status", "crypto": true, "type": "Crypto/HPC (inventory classification)", "counties": [ "Jackson" ], "city": "Hatfield", "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.. Four plant jobs include three generation workers and one IT worker, not four new mine jobs. Hydro generation and portion sold to grid are not mine IT demand; current operator/operation unknown. 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": [ [ "2022-03-30", "DPO published its March 30, 2022 original issuer account reporting mining operations at Hatfield from mid February. This dates publication, not an invented exact first operation day or independent verification of present load." ] ], "timeline": [], "opened": "", "tier": "", "sources": [ { "url": "https://wpr.org/jackson-county-home-new-cryptocurrency-mine-surprise-many-local-county-officials", "host": "wpr.org", "date": "2022-05-03", "published": "2022-05-03", "checked": "2026-10-14", "date_kind": "publication", "label": "Reviewed source" }, { "url": "https://www.prnewswire.com/news-releases/digital-power-optimization-forms-partnership-to-combine-hydro-power-and-cryptocurrency-mining--cascade-digital-power-301513816.html", "host": "www.prnewswire.com", "published": "2022-03-30", "date": "2022-03-30", "checked": "2026-10-23", "label": "Reviewed operator source" }, { "url": "https://www.prnewswire.com/news-releases/dpo-acquires-controlling-interest-in-second-hydroelectric-asset-302096312.html", "host": "www.prnewswire.com", "published": "2024-03-21", "date": "2024-03-21", "checked": "2026-10-23", "label": "Reviewed operator source" } ], "loc": { "lat": 44.31929, "lng": -90.80502, "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": "WPR describes Digital Power Optimization partnership at Hatfield hydro plant with mining already underway in2022.", "independently_verified_current_operating_status": null }, "notes": [ "Four plant jobs include three generation workers and one IT worker, not four new mine jobs. Hydro generation and portion sold to grid are not mine IT demand; current operator/operation unknown.", "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://wpr.org/jackson-county-home-new-cryptocurrency-mine-surprise-many-local-county-officials", "host": "wpr.org", "date": "2022-05-03", "published": "2022-05-03", "checked": "2026-10-14", "date_kind": "publication", "label": "Reviewed source" } ], "whole_record_certified": false }, { "overlay": "Codex 3 research cohort 59", "scope": "The original March 30, 2022 DPO issuer release explicitly reports industrial scale mining operations at Hatfield beginning in mid February 2022. Its March 21, 2024 original issuer followup describes developing and managing the colocated data center at Hatfield. These original accounts support reported computing service within the named site scope, without independent confirmation of present measured load or every later condition. The mid February opening period is not converted to an exact first day. The separate second hydroelectric acquisition in the 2024 release is not merged into Hatfield or treated as an expansion there. Asset power ratings and renewable claims are not exported as critical IT capacity or measured environmental performance.", "fields": { "current_stage_evidence": { "outcome": "original_named_issuer_reports_mining_service", "scope": "The original March 30, 2022 DPO issuer release explicitly reports industrial scale mining operations at Hatfield beginning in mid February 2022. Its March 21, 2024 original issuer followup describes developing and managing the colocated data center at Hatfield. These original accounts support reported computing service within the named site scope, without independent confirmation of present measured load or every later condition. The mid February opening period is not converted to an exact first day. The separate second hydroelectric acquisition in the 2024 release is not merged into Hatfield or treated as an expansion there. Asset power ratings and renewable claims are not exported as critical IT capacity or measured environmental performance." }, "source_read_scope": { "original_two_issuer_release_main_bodies_and_source_authorship_read": true, "reported_mid_february_not_exact_day": true, "separate_second_hydro_asset_not_hatfield": true, "no_power_quantity_or_role_export": true } }, "notes": [ "The original March 30, 2022 DPO issuer release explicitly reports industrial scale mining operations at Hatfield beginning in mid February 2022. Its March 21, 2024 original issuer followup describes developing and managing the colocated data center at Hatfield. These original accounts support reported computing service within the named site scope, without independent confirmation of present measured load or every later condition. The mid February opening period is not converted to an exact first day. The separate second hydroelectric acquisition in the 2024 release is not merged into Hatfield or treated as an expansion there. Asset power ratings and renewable claims are not exported as critical IT capacity or measured environmental performance.", "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.prnewswire.com/news-releases/digital-power-optimization-forms-partnership-to-combine-hydro-power-and-cryptocurrency-mining--cascade-digital-power-301513816.html", "host": "www.prnewswire.com", "published": "2022-03-30", "date": "2022-03-30", "checked": "2026-10-23", "label": "Reviewed operator source" }, { "url": "https://www.prnewswire.com/news-releases/dpo-acquires-controlling-interest-in-second-hydroelectric-asset-302096312.html", "host": "www.prnewswire.com", "published": "2024-03-21", "date": "2024-03-21", "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": "Hatfield · Jackson · Source context reviewed", "status_scope": "The original March 30, 2022 DPO issuer release explicitly reports industrial scale mining operations at Hatfield beginning in mid February 2022. Its March 21, 2024 original issuer followup describes developing and managing the colocated data center at Hatfield. These original accounts support reported computing service within the named site scope, without independent confirmation of present measured load or every later condition. The mid February opening period is not converted to an exact first day. The separate second hydroelectric acquisition in the 2024 release is not merged into Hatfield or treated as an expansion there. Asset power ratings and renewable claims are not exported as critical IT capacity or measured environmental performance.", "event_evidence": [ { "date": "2022-03-30", "text": "DPO published its March 30, 2022 original issuer account reporting mining operations at Hatfield from mid February. This dates publication, not an invented exact first operation day or independent verification of present load.", "kind": "announced", "sources": [ { "url": "https://www.prnewswire.com/news-releases/digital-power-optimization-forms-partnership-to-combine-hydro-power-and-cryptocurrency-mining--cascade-digital-power-301513816.html", "host": "www.prnewswire.com", "published": "2022-03-30", "date": "2022-03-30", "checked": "2026-10-23", "label": "Reviewed operator source" } ] } ], "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": "55053" } } ], "compilation_license": "withheld_pending_owner_decision" }