{"state":"mi","name":"Southfield, Michigan","updated":"2026-10-24","checked":"2026-10-15","bounds":[-83.43294999999999,42.407358816771,-83.184393,42.668169999999996],"stats":{"reviewed_records":6,"status_confirmed":5,"status_unknown":1,"mapped_records":5},"coverage":{"scope":"Records retain this city or place label in the Atlas sources. The map keeps each record's own location limits. A shared city label does not establish a municipal boundary, parcel jurisdiction or a complete list of operating buildings.","meaning":"Exact subset of compiled source records with the retained city label. No citywide review or physical census is inferred."},"status_labels":{"operating":"Operating","building":"Under construction","approved":"Approved","proposed":"Proposed","paused":"Paused","stopped":"Denied, withdrawn or closed","unknown":"Status unclear","unconfirmed":"Unconfirmed lead"},"precision_labels":{"exact":"Mapped to the published site","address":"Matched to the published street address","approximate":"Approximate location, not the exact parcel","county":"Exact site not published; shown at county level"},"records":[{"id":"123net-dc1-southfield-mi","state":"mi","kind":"facility","name":"123NET Southfield DC1","group":"operating","status":"Reported service","raw_status":"operating","status_field":"current_status","crypto":false,"type":"Data center (inventory classification)","counties":["Oakland"],"city":"Southfield","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. four named Michigan sections. Detroit/GrandRapidsaremarketlabels; publishedmunicipalitiesSouthfield/ByronCenterretained. Colocationareasnotwholebuilding. A/BsupplynotITMW; noindependentenergization. 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.123.net/data-center-colocation/","host":"123.net","date":"","published":"","checked":"2026-10-14","date_kind":"publication date not established","label":"Reviewed source"},{"url":"https://6121234.fs1.hubspotusercontent-na1.net/hubfs/6121234/Data%20Center%20Tech%20Specs-DC1%20(3).pdf","host":"6121234.fs1.hubspotusercontent-na1.net","published":"","date":"","checked":"2026-10-23","label":"Exact current named operator service address section"},{"url":"https://geocoding.geo.census.gov/geocoder/geographies/onelineaddress?address=24700+Northwestern+Hwy%2C+Southfield%2C+MI+48075&benchmark=Public_AR_Current&vintage=Current_Current&format=json","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-23","label":"Unique calculated street range and county match"},{"url":"https://geocoding.geo.census.gov/geocoder/Geocoding_Services_API.html","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-22","label":"Census address range method and limits"},{"url":"https://basemap.nationalmap.gov/arcgis/rest/services/USGSImageryOnly/MapServer/export?bbox=-83.2429661675863%2C42.467807692374535%2C-83.23444120853969%2C42.47409587059947&bboxSR=4326&imageSR=3857&size=1000%2C1000&format=png&f=image","host":"basemap.nationalmap.gov","published":"","date":"","checked":"2026-10-23","label":"Actually viewed setting, acquisition date unknown"}],"loc":{"lng":-83.238704,"lat":42.470952,"precision":"address","basis":"Current named 123NET service address 24700 Northwestern Hwy, Southfield, MI 48075 matched to one Census street range inside the retained county. Calculated service street reference only, not a surveyed roof, parcel, tenant unit or full campus. Existing native status remains operating."},"reviewed_evidence":[{"overlay":"captured-operator-review-round6-2026-10-14.json","scope":"four named Michigan sections","fields":{"site_sections":[{"code":"DC1","address":"24700 Northwestern Hwy, Southfield, MI48075","colocation_area_sqft":80000},{"code":"DC2","address":"24275 Northwestern Hwy, Southfield, MI48075","colocation_area_sqft":8000},{"code":"DC3","address":"24245 Northwestern Hwy, Southfield, MI48075","colocation_area_sqft":8000},{"code":"DC4","address":"400 76th St SW, Byron Center, MI49315","colocation_area_sqft":3500}]},"notes":["Detroit/GrandRapidsaremarketlabels; publishedmunicipalitiesSouthfield/ByronCenterretained. Colocationareasnotwholebuilding. A/BsupplynotITMW; noindependentenergization.","Fields can apply to shared campus, regional or historical context; consult source review before assigning to a building."],"sources":[{"url":"https://www.123.net/data-center-colocation/","host":"123.net","date":"","published":"","checked":"2026-10-14","date_kind":"publication date not established","label":"Reviewed source"}],"whole_record_certified":false},{"overlay":"Codex 3 research cohort 24","scope":"123NET current colocation page explicitly identifies DC1 among its four named data centers and says it operates those facilities. It describes customer colocation use, with DC4 used for primary or backup service and the Southfield facilities identified by their separate codes. Operator reported service describes the current named facility service account, not every advertised technical specification, independently measured uptime or a precise opening day. Regional Detroit or Grand Rapids wording does not change the inherited street, municipality, county or provider role. No advertised capacity, certification or location is promoted.","fields":{"current_stage_evidence":{"outcome":"current_operator_named_facility_service_not_generic_regional_announcement","scope":"123NET current colocation page explicitly identifies DC1 among its four named data centers and says it operates those facilities. It describes customer colocation use, with DC4 used for primary or backup service and the Southfield facilities identified by their separate codes. Operator reported service describes the current named facility service account, not every advertised technical specification, independently measured uptime or a precise opening day. Regional Detroit or Grand Rapids wording does not change the inherited street, municipality, county or provider role. No advertised capacity, certification or location is promoted."},"source_scope":{"specific_facility_code":"DC1","all_four_codes_explicit_in_current_source":true,"operator_present_service_statement":true,"current_service_check_not_opening_day":true,"advertised_sizes_and_certifications_not_promoted":true}},"notes":["123NET current colocation page explicitly identifies DC1 among its four named data centers and says it operates those facilities. It describes customer colocation use, with DC4 used for primary or backup service and the Southfield facilities identified by their separate codes. Operator reported service describes the current named facility service account, not every advertised technical specification, independently measured uptime or a precise opening day. Regional Detroit or Grand Rapids wording does not change the inherited street, municipality, county or provider role. No advertised capacity, certification or location is promoted.","The review preserves existing physical identity, locations, roles, quantities and opening fields. Source issue dates, review checks and physical milestones remain distinct."],"sources":[{"url":"https://www.123.net/data-center-colocation/","host":"www.123.net","published":"","date":"","checked":"2026-10-23","label":"Reviewed operator source"}],"checked":"2026-10-23","whole_record_certified":false},{"overlay":"Codex 2 location cohort 25, October 23, 2026","scope":"Calculated named operator service street reference only. Existing native status remains operating. Protected facts remain exact.","fields":{"location_review_decision":{"location":{"lng":-83.238704,"lat":42.470952,"precision":"address","basis":"Current named 123NET service address 24700 Northwestern Hwy, Southfield, MI 48075 matched to one Census street range inside the retained county. Calculated service street reference only, not a surveyed roof, parcel, tenant unit or full campus. Existing native status remains operating."},"reference_method":"Census interpolated street address","published_address":"24700 Northwestern Hwy, Southfield, MI 48075","county_fips":["26125"],"operator_coordinates_adopted":false,"corporate_address_adopted":false}},"notes":["The exact current operator numeric service street is matched to one Census range in the retained county. This is a calculated service street reference, not a surveyed roof, legal parcel, title, floor, tenant unit or full campus boundary.","All original identity, native status, physical dates, quantities, roles, canonical address and jurisdiction wrappers remain exact. Operator performance, space, power and completion statements are not adopted.","Raw Census coordinates remain unchanged in source history. Public interpolated coordinates round to six decimal places below 0.1 metre displacement. This is not a survey accuracy claim. Official imagery acquisition date is unknown and may predate construction. No residential roof is selected.","The current named code section links this exact operator brochure, whose first address page was actually viewed. No printed roof rights, completed year, footprint, technical figure or pictured roof is adopted. Brochure publication date is unknown.","The operator explicitly describes this as the DC1 data facility and also its headquarters. The admission comes from the dedicated facility address section, not an unrelated headquarters footer. No corporate mailing address is substituted."],"sources":[{"url":"https://6121234.fs1.hubspotusercontent-na1.net/hubfs/6121234/Data%20Center%20Tech%20Specs-DC1%20(3).pdf","host":"6121234.fs1.hubspotusercontent-na1.net","published":"","date":"","checked":"2026-10-23","label":"Exact current named operator service address section"},{"url":"https://geocoding.geo.census.gov/geocoder/geographies/onelineaddress?address=24700+Northwestern+Hwy%2C+Southfield%2C+MI+48075&benchmark=Public_AR_Current&vintage=Current_Current&format=json","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-23","label":"Unique calculated street range and county match"},{"url":"https://geocoding.geo.census.gov/geocoder/Geocoding_Services_API.html","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-22","label":"Census address range method and limits"},{"url":"https://basemap.nationalmap.gov/arcgis/rest/services/USGSImageryOnly/MapServer/export?bbox=-83.2429661675863%2C42.467807692374535%2C-83.23444120853969%2C42.47409587059947&bboxSR=4326&imageSR=3857&size=1000%2C1000&format=png&f=image","host":"basemap.nationalmap.gov","published":"","date":"","checked":"2026-10-23","label":"Actually viewed setting, acquisition date unknown"},{"url":"https://www.123.net/data-center-colocation/","host":"www.123.net","published":"","date":"","checked":"2026-10-23","label":"Retained exact brochure address page or named current code section"}],"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":"Operator service address reference, not a surveyed building or parcel","summary":"Southfield · Oakland · Source context reviewed","status_scope":"123NET current colocation page explicitly identifies DC1 among its four named data centers and says it operates those facilities. It describes customer colocation use, with DC4 used for primary or backup service and the Southfield facilities identified by their separate codes. Operator reported service describes the current named facility service account, not every advertised technical specification, independently measured uptime or a precise opening day. Regional Detroit or Grand Rapids wording does not change the inherited street, municipality, county or provider role. No advertised capacity, certification or location is promoted."},{"id":"123net-dc2-southfield-mi","state":"mi","kind":"facility","name":"123NET Southfield DC2 (Southfield Data Center NW)","group":"operating","status":"Reported service","raw_status":"operating","status_field":"current_status","crypto":false,"type":"Data center (inventory classification)","counties":["Oakland"],"city":"Southfield","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. four named Michigan sections. Detroit/GrandRapidsaremarketlabels; publishedmunicipalitiesSouthfield/ByronCenterretained. Colocationareasnotwholebuilding. A/BsupplynotITMW; noindependentenergization. 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.123.net/data-center-colocation/","host":"123.net","date":"","published":"","checked":"2026-10-14","date_kind":"publication date not established","label":"Reviewed source"},{"url":"https://geocoding.geo.census.gov/geocoder/geographies/onelineaddress?address=24275+Northwestern+Hwy%2C+Southfield%2C+MI+48075&benchmark=Public_AR_Current&vintage=Current_Current&format=json","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-23","label":"Unique calculated street range and county match"},{"url":"https://geocoding.geo.census.gov/geocoder/Geocoding_Services_API.html","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-22","label":"Census address range method and limits"},{"url":"https://basemap.nationalmap.gov/arcgis/rest/services/USGSImageryOnly/MapServer/export?bbox=-83.23893026687816%2C42.464033005753535%2C-83.23040582189785%2C42.47032118397847&bboxSR=4326&imageSR=3857&size=1000%2C1000&format=png&f=image","host":"basemap.nationalmap.gov","published":"","date":"","checked":"2026-10-23","label":"Actually viewed setting, acquisition date unknown"},{"url":"https://6121234.fs1.hubspotusercontent-na1.net/hubfs/6121234/Data%20Center%20Tech%20Specs-DC2%20(1).pdf","host":"6121234.fs1.hubspotusercontent-na1.net","published":"","date":"","checked":"2026-10-23","label":"Retained exact brochure address page or named current code section"}],"loc":{"lng":-83.234668,"lat":42.467177,"precision":"address","basis":"Current named 123NET service address 24275 Northwestern Hwy, Southfield, MI 48075 matched to one Census street range inside the retained county. Calculated service street reference only, not a surveyed roof, parcel, tenant unit or full campus. Existing native status remains operating."},"reviewed_evidence":[{"overlay":"captured-operator-review-round6-2026-10-14.json","scope":"four named Michigan sections","fields":{"site_sections":[{"code":"DC1","address":"24700 Northwestern Hwy, Southfield, MI48075","colocation_area_sqft":80000},{"code":"DC2","address":"24275 Northwestern Hwy, Southfield, MI48075","colocation_area_sqft":8000},{"code":"DC3","address":"24245 Northwestern Hwy, Southfield, MI48075","colocation_area_sqft":8000},{"code":"DC4","address":"400 76th St SW, Byron Center, MI49315","colocation_area_sqft":3500}]},"notes":["Detroit/GrandRapidsaremarketlabels; publishedmunicipalitiesSouthfield/ByronCenterretained. Colocationareasnotwholebuilding. A/BsupplynotITMW; noindependentenergization.","Fields can apply to shared campus, regional or historical context; consult source review before assigning to a building."],"sources":[{"url":"https://www.123.net/data-center-colocation/","host":"123.net","date":"","published":"","checked":"2026-10-14","date_kind":"publication date not established","label":"Reviewed source"}],"whole_record_certified":false},{"overlay":"Codex 3 research cohort 24","scope":"123NET current colocation page explicitly identifies DC2 among its four named data centers and says it operates those facilities. It describes customer colocation use, with DC4 used for primary or backup service and the Southfield facilities identified by their separate codes. Operator reported service describes the current named facility service account, not every advertised technical specification, independently measured uptime or a precise opening day. Regional Detroit or Grand Rapids wording does not change the inherited street, municipality, county or provider role. No advertised capacity, certification or location is promoted.","fields":{"current_stage_evidence":{"outcome":"current_operator_named_facility_service_not_generic_regional_announcement","scope":"123NET current colocation page explicitly identifies DC2 among its four named data centers and says it operates those facilities. It describes customer colocation use, with DC4 used for primary or backup service and the Southfield facilities identified by their separate codes. Operator reported service describes the current named facility service account, not every advertised technical specification, independently measured uptime or a precise opening day. Regional Detroit or Grand Rapids wording does not change the inherited street, municipality, county or provider role. No advertised capacity, certification or location is promoted."},"source_scope":{"specific_facility_code":"DC2","all_four_codes_explicit_in_current_source":true,"operator_present_service_statement":true,"current_service_check_not_opening_day":true,"advertised_sizes_and_certifications_not_promoted":true}},"notes":["123NET current colocation page explicitly identifies DC2 among its four named data centers and says it operates those facilities. It describes customer colocation use, with DC4 used for primary or backup service and the Southfield facilities identified by their separate codes. Operator reported service describes the current named facility service account, not every advertised technical specification, independently measured uptime or a precise opening day. Regional Detroit or Grand Rapids wording does not change the inherited street, municipality, county or provider role. No advertised capacity, certification or location is promoted.","The review preserves existing physical identity, locations, roles, quantities and opening fields. Source issue dates, review checks and physical milestones remain distinct."],"sources":[{"url":"https://www.123.net/data-center-colocation/","host":"www.123.net","published":"","date":"","checked":"2026-10-23","label":"Reviewed operator source"}],"checked":"2026-10-23","whole_record_certified":false},{"overlay":"Codex 2 location cohort 25, October 23, 2026","scope":"Calculated named operator service street reference only. Existing native status remains operating. Protected facts remain exact.","fields":{"location_review_decision":{"location":{"lng":-83.234668,"lat":42.467177,"precision":"address","basis":"Current named 123NET service address 24275 Northwestern Hwy, Southfield, MI 48075 matched to one Census street range inside the retained county. Calculated service street reference only, not a surveyed roof, parcel, tenant unit or full campus. Existing native status remains operating."},"reference_method":"Census interpolated street address","published_address":"24275 Northwestern Hwy, Southfield, MI 48075","county_fips":["26125"],"operator_coordinates_adopted":false,"corporate_address_adopted":false}},"notes":["The exact current operator numeric service street is matched to one Census range in the retained county. This is a calculated service street reference, not a surveyed roof, legal parcel, title, floor, tenant unit or full campus boundary.","All original identity, native status, physical dates, quantities, roles, canonical address and jurisdiction wrappers remain exact. Operator performance, space, power and completion statements are not adopted.","Raw Census coordinates remain unchanged in source history. Public interpolated coordinates round to six decimal places below 0.1 metre displacement. This is not a survey accuracy claim. Official imagery acquisition date is unknown and may predate construction. No residential roof is selected.","The current named code section links this exact operator brochure, whose first address page was actually viewed. No printed roof rights, completed year, footprint, technical figure or pictured roof is adopted. Brochure publication date is unknown.","The current named DC2 HTML section gives 48075. Its linked brochure prints 48705. Both originals remain unchanged, including the first Census request using 48705. The accepted query uses 48075 exactly from the current named DC2 section and returns the same street coordinates inside Oakland County. No silent brochure correction or date inference is made."],"sources":[{"url":"https://www.123.net/data-center-colocation/","host":"www.123.net","published":"","date":"","checked":"2026-10-23","label":"Exact current named operator service address section"},{"url":"https://geocoding.geo.census.gov/geocoder/geographies/onelineaddress?address=24275+Northwestern+Hwy%2C+Southfield%2C+MI+48075&benchmark=Public_AR_Current&vintage=Current_Current&format=json","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-23","label":"Unique calculated street range and county match"},{"url":"https://geocoding.geo.census.gov/geocoder/Geocoding_Services_API.html","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-22","label":"Census address range method and limits"},{"url":"https://basemap.nationalmap.gov/arcgis/rest/services/USGSImageryOnly/MapServer/export?bbox=-83.23893026687816%2C42.464033005753535%2C-83.23040582189785%2C42.47032118397847&bboxSR=4326&imageSR=3857&size=1000%2C1000&format=png&f=image","host":"basemap.nationalmap.gov","published":"","date":"","checked":"2026-10-23","label":"Actually viewed setting, acquisition date unknown"},{"url":"https://6121234.fs1.hubspotusercontent-na1.net/hubfs/6121234/Data%20Center%20Tech%20Specs-DC2%20(1).pdf","host":"6121234.fs1.hubspotusercontent-na1.net","published":"","date":"","checked":"2026-10-23","label":"Retained exact brochure address page or named current code section"}],"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":"Operator service address reference, not a surveyed building or parcel","summary":"Southfield · Oakland · Source context reviewed","status_scope":"123NET current colocation page explicitly identifies DC2 among its four named data centers and says it operates those facilities. It describes customer colocation use, with DC4 used for primary or backup service and the Southfield facilities identified by their separate codes. Operator reported service describes the current named facility service account, not every advertised technical specification, independently measured uptime or a precise opening day. Regional Detroit or Grand Rapids wording does not change the inherited street, municipality, county or provider role. No advertised capacity, certification or location is promoted."},{"id":"123net-dc3-southfield-mi","state":"mi","kind":"facility","name":"123NET Southfield DC3 (Southfield Data Center W)","group":"operating","status":"Reported service","raw_status":"operating","status_field":"current_status","crypto":false,"type":"Data center (inventory classification)","counties":["Oakland"],"city":"Southfield","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. four named Michigan sections. Detroit/GrandRapidsaremarketlabels; publishedmunicipalitiesSouthfield/ByronCenterretained. Colocationareasnotwholebuilding. A/BsupplynotITMW; noindependentenergization. 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.123.net/data-center-colocation/","host":"123.net","date":"","published":"","checked":"2026-10-14","date_kind":"publication date not established","label":"Reviewed source"},{"url":"https://6121234.fs1.hubspotusercontent-na1.net/hubfs/6121234/Data%20Center%20Tech%20Specs-DC3%20(1).pdf","host":"6121234.fs1.hubspotusercontent-na1.net","published":"","date":"","checked":"2026-10-23","label":"Exact current named operator service address section"},{"url":"https://geocoding.geo.census.gov/geocoder/geographies/onelineaddress?address=24245+Northwestern+Hwy%2C+Southfield%2C+MI+48075&benchmark=Public_AR_Current&vintage=Current_Current&format=json","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-23","label":"Unique calculated street range and county match"},{"url":"https://geocoding.geo.census.gov/geocoder/Geocoding_Services_API.html","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-22","label":"Census address range method and limits"},{"url":"https://basemap.nationalmap.gov/arcgis/rest/services/USGSImageryOnly/MapServer/export?bbox=-83.23865502844556%2C42.46384816011953%2C-83.23013060863643%2C42.47013633834447&bboxSR=4326&imageSR=3857&size=1000%2C1000&format=png&f=image","host":"basemap.nationalmap.gov","published":"","date":"","checked":"2026-10-23","label":"Actually viewed setting, acquisition date unknown"}],"loc":{"lng":-83.234393,"lat":42.466992,"precision":"address","basis":"Current named 123NET service address 24245 Northwestern Hwy, Southfield, MI 48075 matched to one Census street range inside the retained county. Calculated service street reference only, not a surveyed roof, parcel, tenant unit or full campus. Existing native status remains operating."},"reviewed_evidence":[{"overlay":"captured-operator-review-round6-2026-10-14.json","scope":"four named Michigan sections","fields":{"site_sections":[{"code":"DC1","address":"24700 Northwestern Hwy, Southfield, MI48075","colocation_area_sqft":80000},{"code":"DC2","address":"24275 Northwestern Hwy, Southfield, MI48075","colocation_area_sqft":8000},{"code":"DC3","address":"24245 Northwestern Hwy, Southfield, MI48075","colocation_area_sqft":8000},{"code":"DC4","address":"400 76th St SW, Byron Center, MI49315","colocation_area_sqft":3500}]},"notes":["Detroit/GrandRapidsaremarketlabels; publishedmunicipalitiesSouthfield/ByronCenterretained. Colocationareasnotwholebuilding. A/BsupplynotITMW; noindependentenergization.","Fields can apply to shared campus, regional or historical context; consult source review before assigning to a building."],"sources":[{"url":"https://www.123.net/data-center-colocation/","host":"123.net","date":"","published":"","checked":"2026-10-14","date_kind":"publication date not established","label":"Reviewed source"}],"whole_record_certified":false},{"overlay":"Codex 3 research cohort 24","scope":"123NET current colocation page explicitly identifies DC3 among its four named data centers and says it operates those facilities. It describes customer colocation use, with DC4 used for primary or backup service and the Southfield facilities identified by their separate codes. Operator reported service describes the current named facility service account, not every advertised technical specification, independently measured uptime or a precise opening day. Regional Detroit or Grand Rapids wording does not change the inherited street, municipality, county or provider role. No advertised capacity, certification or location is promoted.","fields":{"current_stage_evidence":{"outcome":"current_operator_named_facility_service_not_generic_regional_announcement","scope":"123NET current colocation page explicitly identifies DC3 among its four named data centers and says it operates those facilities. It describes customer colocation use, with DC4 used for primary or backup service and the Southfield facilities identified by their separate codes. Operator reported service describes the current named facility service account, not every advertised technical specification, independently measured uptime or a precise opening day. Regional Detroit or Grand Rapids wording does not change the inherited street, municipality, county or provider role. No advertised capacity, certification or location is promoted."},"source_scope":{"specific_facility_code":"DC3","all_four_codes_explicit_in_current_source":true,"operator_present_service_statement":true,"current_service_check_not_opening_day":true,"advertised_sizes_and_certifications_not_promoted":true}},"notes":["123NET current colocation page explicitly identifies DC3 among its four named data centers and says it operates those facilities. It describes customer colocation use, with DC4 used for primary or backup service and the Southfield facilities identified by their separate codes. Operator reported service describes the current named facility service account, not every advertised technical specification, independently measured uptime or a precise opening day. Regional Detroit or Grand Rapids wording does not change the inherited street, municipality, county or provider role. No advertised capacity, certification or location is promoted.","The review preserves existing physical identity, locations, roles, quantities and opening fields. Source issue dates, review checks and physical milestones remain distinct."],"sources":[{"url":"https://www.123.net/data-center-colocation/","host":"www.123.net","published":"","date":"","checked":"2026-10-23","label":"Reviewed operator source"}],"checked":"2026-10-23","whole_record_certified":false},{"overlay":"Codex 2 location cohort 25, October 23, 2026","scope":"Calculated named operator service street reference only. Existing native status remains operating. Protected facts remain exact.","fields":{"location_review_decision":{"location":{"lng":-83.234393,"lat":42.466992,"precision":"address","basis":"Current named 123NET service address 24245 Northwestern Hwy, Southfield, MI 48075 matched to one Census street range inside the retained county. Calculated service street reference only, not a surveyed roof, parcel, tenant unit or full campus. Existing native status remains operating."},"reference_method":"Census interpolated street address","published_address":"24245 Northwestern Hwy, Southfield, MI 48075","county_fips":["26125"],"operator_coordinates_adopted":false,"corporate_address_adopted":false}},"notes":["The exact current operator numeric service street is matched to one Census range in the retained county. This is a calculated service street reference, not a surveyed roof, legal parcel, title, floor, tenant unit or full campus boundary.","All original identity, native status, physical dates, quantities, roles, canonical address and jurisdiction wrappers remain exact. Operator performance, space, power and completion statements are not adopted.","Raw Census coordinates remain unchanged in source history. Public interpolated coordinates round to six decimal places below 0.1 metre displacement. This is not a survey accuracy claim. Official imagery acquisition date is unknown and may predate construction. No residential roof is selected.","The current named code section links this exact operator brochure, whose first address page was actually viewed. No printed roof rights, completed year, footprint, technical figure or pictured roof is adopted. Brochure publication date is unknown."],"sources":[{"url":"https://6121234.fs1.hubspotusercontent-na1.net/hubfs/6121234/Data%20Center%20Tech%20Specs-DC3%20(1).pdf","host":"6121234.fs1.hubspotusercontent-na1.net","published":"","date":"","checked":"2026-10-23","label":"Exact current named operator service address section"},{"url":"https://geocoding.geo.census.gov/geocoder/geographies/onelineaddress?address=24245+Northwestern+Hwy%2C+Southfield%2C+MI+48075&benchmark=Public_AR_Current&vintage=Current_Current&format=json","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-23","label":"Unique calculated street range and county match"},{"url":"https://geocoding.geo.census.gov/geocoder/Geocoding_Services_API.html","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-22","label":"Census address range method and limits"},{"url":"https://basemap.nationalmap.gov/arcgis/rest/services/USGSImageryOnly/MapServer/export?bbox=-83.23865502844556%2C42.46384816011953%2C-83.23013060863643%2C42.47013633834447&bboxSR=4326&imageSR=3857&size=1000%2C1000&format=png&f=image","host":"basemap.nationalmap.gov","published":"","date":"","checked":"2026-10-23","label":"Actually viewed setting, acquisition date unknown"},{"url":"https://www.123.net/data-center-colocation/","host":"www.123.net","published":"","date":"","checked":"2026-10-23","label":"Retained exact brochure address page or named current code section"}],"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":"Operator service address reference, not a surveyed building or parcel","summary":"Southfield · Oakland · Source context reviewed","status_scope":"123NET current colocation page explicitly identifies DC3 among its four named data centers and says it operates those facilities. It describes customer colocation use, with DC4 used for primary or backup service and the Southfield facilities identified by their separate codes. Operator reported service describes the current named facility service account, not every advertised technical specification, independently measured uptime or a precise opening day. Regional Detroit or Grand Rapids wording does not change the inherited street, municipality, county or provider role. No advertised capacity, certification or location is promoted."},{"id":"365-data-centers-dt1-southfield-mi","state":"mi","kind":"facility","name":"365 Data Centers Detroit (DT1)","group":"operating","status":"Operator-listed colocation service","raw_status":"operating","status_field":"current_status","crypto":false,"type":"Data center (inventory classification)","counties":["Oakland"],"city":"Southfield","address":"","who":"365 Data Centers","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. Field or source context only. Do not sum redundant UPS units as critical IT capacity or treat the generator as utility supply. No independent uptime verification. 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://365datacenters.com/detroit-data-center/","host":"365datacenters.com","date":"","published":"","checked":"2026-10-14","date_kind":"publication date not established","label":"Reviewed source"},{"url":"https://geocoding.geo.census.gov/geocoder/geographies/onelineaddress?address=24660+Lahser+Road%2C+Southfield%2C+MI+48033&benchmark=Public_AR_Current&vintage=Current_Current&format=json","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-22","label":"Census calculated street range and county context"},{"url":"https://geocoding.geo.census.gov/geocoder/Geocoding_Services_API.html","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-22","label":"Census calculated street method and limits"},{"url":"https://365datacenters.com/colocation-services/","host":"365datacenters.com","published":"","date":"","checked":"2026-10-23","label":"Reviewed operator source"}],"loc":{"lat":42.469159136957,"lng":-83.260517403519,"precision":"address","basis":"Published 365 Data Centers facility address 24660 Lahser Road, Southfield, MI 48033 matched to one Census street range inside the existing county. Calculated street reference, not a surveyed parcel, roof, suite, floor, full campus or property ownership finding."},"reviewed_evidence":[{"overlay":"primary-events-round3-2026-10-14.json","scope":"Field or source context only","fields":{"published_address":"24660 Lahser Road, Southfield, MI 48033","advertised_data_center_sqft":12000,"ups_configuration":{"units":3,"kw_per_unit":203,"redundancy":"N+1"},"backup_generator_kw":750},"notes":["Do not sum redundant UPS units as critical IT capacity or treat the generator as utility supply. No independent uptime verification.","Fields can apply to shared campus, regional or historical context; consult source review before assigning to a building."],"sources":[{"url":"https://365datacenters.com/detroit-data-center/","host":"365datacenters.com","date":"","published":"","checked":"2026-10-14","date_kind":"publication date not established","label":"Reviewed source"}],"whole_record_certified":false},{"overlay":"orchestra-status-2026-10-19","scope":"365 Data Centers lists current customer-care and colocation support at its Detroit-market facility in Southfield. The Detroit market name does not change the municipality. This supports only the qualified stage described by the source, not an opening date, every hall being operational, full energized capacity, independently verified certification, legal ownership or parcel accuracy.","fields":{"current_stage_evidence":{"outcome":"operator_listed_colocation_service","scope":"365 Data Centers lists current customer-care and colocation support at its Detroit-market facility in Southfield. The Detroit market name does not change the municipality. This supports only the qualified stage described by the source, not an opening date, every hall being operational, full energized capacity, independently verified certification, legal ownership or parcel accuracy."}},"notes":["365 Data Centers lists current customer-care and colocation support at its Detroit-market facility in Southfield. The Detroit market name does not change the municipality."],"sources":[{"url":"https://365datacenters.com/detroit-data-center/","host":"365datacenters.com","published":"","date":"","checked":"2026-10-19","label":"Operator source for the qualified stage"}],"checked":"2026-10-19","whole_record_certified":false},{"overlay":"Codex 2 location cohort 7, October 22, 2026","scope":"Official facility service street reference only. No canonical address, current operation, physical date, capacity, company role, jurisdiction, parcel, complete campus or distinct building identity is adopted.","fields":{"location_review_decision":{"location":{"lat":42.469159136957,"lng":-83.260517403519,"precision":"address","basis":"Published 365 Data Centers facility address 24660 Lahser Road, Southfield, MI 48033 matched to one Census street range inside the existing county. Calculated street reference, not a surveyed parcel, roof, suite, floor, full campus or property ownership finding."},"reference_method":"Census interpolated street address","published_address":"24660 Lahser Road, Southfield, MI 48033","county_fips":["26125"],"operator_coordinates_adopted":false,"corporate_address_adopted":false}},"notes":["The named operator facility page publishes this service address in its facility location section. Navigation, related facilities, corporate addresses, embedded maps and operator template coordinates are excluded. The canonical address wrapper remains exact; the published address is retained as reviewed location evidence.","The unique Census street match and retained county boundary agree with the existing county. Street interpolation does not identify a roof, suite, floor, campus boundary, legal parcel, ownership or distinct physical building. Status, dates, quantities and jurisdiction remain unchanged."],"sources":[{"url":"https://365datacenters.com/detroit-data-center/","host":"365datacenters.com","published":"","date":"","checked":"2026-10-22","label":"Official named facility street address section"},{"url":"https://geocoding.geo.census.gov/geocoder/geographies/onelineaddress?address=24660+Lahser+Road%2C+Southfield%2C+MI+48033&benchmark=Public_AR_Current&vintage=Current_Current&format=json","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-22","label":"Census calculated street range and county context"},{"url":"https://geocoding.geo.census.gov/geocoder/Geocoding_Services_API.html","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-22","label":"Census calculated street method and limits"}],"checked":"2026-10-22","whole_record_certified":false},{"overlay":"Company role source check 29, October 23, 2026","scope":"365 Data Centers lists the same named facility at the retained first party source URL and separately describes its colocation service relationship. Operator per source records the provider brand relationship. It does not establish legal title, sole control of a shared building or an independent legal entity. The existing name, physical status, dates, address, point, county, quantities, certifications and component identity remain exact. Current service advertising is not a physical milestone or independently measured performance. The source publication date is unknown.","fields":{"company_association":{"name":"365 Data Centers","role":"operator","identity_scope":"provider_brand_only","scope":"365 Data Centers lists the same named facility at the retained first party source URL and separately describes its colocation service relationship. Operator per source records the provider brand relationship. It does not establish legal title, sole control of a shared building or an independent legal entity. The existing name, physical status, dates, address, point, county, quantities, certifications and component identity remain exact. Current service advertising is not a physical milestone or independently measured performance. The source publication date is unknown."},"provider_role":"operator"},"notes":["365 Data Centers lists the same named facility at the retained first party source URL and separately describes its colocation service relationship. Operator per source records the provider brand relationship. It does not establish legal title, sole control of a shared building or an independent legal entity. The existing name, physical status, dates, address, point, county, quantities, certifications and component identity remain exact. Current service advertising is not a physical milestone or independently measured performance. The source publication date is unknown."],"sources":[{"url":"https://365datacenters.com/detroit-data-center/","host":"365datacenters.com","published":"","date":"","checked":"2026-10-23","label":"Reviewed operator source"},{"url":"https://365datacenters.com/colocation-services/","host":"365datacenters.com","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":"Published address reference, not a surveyed building or parcel","summary":"Southfield · Oakland · Source context reviewed","status_scope":"365 Data Centers lists current customer-care and colocation support at its Detroit-market facility in Southfield. The Detroit market name does not change the municipality. This supports only the qualified stage described by the source, not an opening date, every hall being operational, full energized capacity, independently verified certification, legal ownership or parcel accuracy."},{"id":"metrobloks-southfield-mi","state":"mi","kind":"facility","name":"Metrobloks Southfield Data Center","group":"unknown","status":"Status unclear","raw_status":"","status_field":"","crypto":false,"type":"Data center (inventory classification)","counties":["Oakland"],"city":"Southfield","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. Datedoriginalreporting/participantrepublicationcontext,notindependentlyverifiedsignedlaw/currentoperationorcriticalIT.. GanderdirectorybodyupdatedOct8,2026,relevantselectedprojectpassagesonlyread. Shoemakerproposalreporteddropped;FlintHillwood-Sterling200acUNDERCONTRACTnotclosed,MetaTexaspastprojectnotFlinttenant. SouthfieldMetrobloks1.5B100MW218ksf13acsiteplanapprovedbutfinancing/additionalpermitsincomplete. AllenParkSolstice26MW45ksfPCrejectedJune,appealpossible. PrologisWashingtonTownship312acwithdrewMay,sixmonthmoranotpermanentban. GibraltarRaeden100MWformerMcLouthpaused,waiverpossible,lawsuitallegationsnotcourtfindings. Poll/electionheadlinesnotreadasadoptedlaw. HowellMeta-linked1077acproposaldoesnotidentifyStantec/Randee;Telkite/Aeris/KISawyernotfound,noexactIDcreditforthosetwo. Consultrecordidentity,scope,date,power/waterandclaimed-versus-observedlimitations.","date":"","events":[["2025-12-19","The City of Southfield published its Metrobloks proposal statement on December 19, 2025, describing a recent Council approval and later permitting and oversight. This dates publication, not the exact vote day, construction commencement or computing operation."]],"timeline":[],"opened":"","tier":"","sources":[{"url":"https://gandernewsroom.com/2026/03/02/how-many-ai-data-centers-are-planned-in-michigan-we-counted/","host":"gandernewsroom.com","date":"","published":"","checked":"2026-10-14","date_kind":"publication date not established","label":"Reviewed source"},{"url":"https://www.cityofsouthfield.com/news/city-southfield-statement-regarding-proposed-data-center","host":"www.cityofsouthfield.com","published":"2025-12-19","date":"2025-12-19","checked":"2026-10-23","label":"Reviewed government record"}],"loc":{"lat":42.62817,"lng":-83.38295,"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-outcome-and-source-scope-review-round48-2026-10-14.json","scope":"Datedoriginalreporting/participantrepublicationcontext,notindependentlyverifiedsignedlaw/currentoperationorcriticalIT.","fields":{"dated_reported_context":"GanderdirectorybodyupdatedOct8,2026,relevantselectedprojectpassagesonlyread. Shoemakerproposalreporteddropped;FlintHillwood-Sterling200acUNDERCONTRACTnotclosed,MetaTexaspastprojectnotFlinttenant. SouthfieldMetrobloks1.5B100MW218ksf13acsiteplanapprovedbutfinancing/additionalpermitsincomplete. AllenParkSolstice26MW45ksfPCrejectedJune,appealpossible. PrologisWashingtonTownship312acwithdrewMay,sixmonthmoranotpermanentban. GibraltarRaeden100MWformerMcLouthpaused,waiverpossible,lawsuitallegationsnotcourtfindings. Poll/electionheadlinesnotreadasadoptedlaw. HowellMeta-linked1077acproposaldoesnotidentifyStantec/Randee;Telkite/Aeris/KISawyernotfound,noexactIDcreditforthosetwo."},"notes":["GanderdirectorybodyupdatedOct8,2026,relevantselectedprojectpassagesonlyread. Shoemakerproposalreporteddropped;FlintHillwood-Sterling200acUNDERCONTRACTnotclosed,MetaTexaspastprojectnotFlinttenant. SouthfieldMetrobloks1.5B100MW218ksf13acsiteplanapprovedbutfinancing/additionalpermitsincomplete. AllenParkSolstice26MW45ksfPCrejectedJune,appealpossible. PrologisWashingtonTownship312acwithdrewMay,sixmonthmoranotpermanentban. GibraltarRaeden100MWformerMcLouthpaused,waiverpossible,lawsuitallegationsnotcourtfindings. Poll/electionheadlinesnotreadasadoptedlaw. HowellMeta-linked1077acproposaldoesnotidentifyStantec/Randee;Telkite/Aeris/KISawyernotfound,noexactIDcreditforthosetwo.","Consultrecordidentity,scope,date,power/waterandclaimed-versus-observedlimitations."],"sources":[{"url":"https://gandernewsroom.com/2026/03/02/how-many-ai-data-centers-are-planned-in-michigan-we-counted/","host":"gandernewsroom.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 51","scope":"The City original December 19, 2025 account acknowledges community concerns, describes Council approval of the Metrobloks proposal and says independent permits and continuing oversight are still required. Its acknowledgment does not supply a specific attributed concern episode or a final later disposition. The historical proposal approval is not exact current construction or commissioned computing. Claimed future resource and ratepayer benefits remain statements rather than measured impacts.","fields":{"current_stage_evidence":{"outcome":"historical_city_proposal_approval_not_current_physical_stage","scope":"The City original December 19, 2025 account acknowledges community concerns, describes Council approval of the Metrobloks proposal and says independent permits and continuing oversight are still required. Its acknowledgment does not supply a specific attributed concern episode or a final later disposition. The historical proposal approval is not exact current construction or commissioned computing. Claimed future resource and ratepayer benefits remain statements rather than measured impacts."}},"notes":["The City original December 19, 2025 account acknowledges community concerns, describes Council approval of the Metrobloks proposal and says independent permits and continuing oversight are still required. Its acknowledgment does not supply a specific attributed concern episode or a final later disposition. The historical proposal approval is not exact current construction or commissioned computing. Claimed future resource and ratepayer benefits remain statements rather than measured impacts.","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.cityofsouthfield.com/news/city-southfield-statement-regarding-proposed-data-center","host":"www.cityofsouthfield.com","published":"2025-12-19","date":"2025-12-19","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":"Southfield · Oakland · Source context reviewed","event_evidence":[{"date":"2025-12-19","text":"The City of Southfield published its Metrobloks proposal statement on December 19, 2025, describing a recent Council approval and later permitting and oversight. This dates publication, not the exact vote day, construction commencement or computing operation.","kind":"announced","sources":[{"url":"https://www.cityofsouthfield.com/news/city-southfield-statement-regarding-proposed-data-center","host":"www.cityofsouthfield.com","published":"2025-12-19","date":"2025-12-19","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":"26125"}},{"id":"us-signal-mi04-southfield-mi","state":"mi","kind":"facility","name":"US Signal MI04 Detroit Data Center","group":"operating","status":"Operator-listed colocation service","raw_status":"operating","status_field":"current_status","crypto":false,"type":"Data center (inventory classification)","counties":["Oakland"],"city":"Southfield","address":"","who":"US Signal","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 operator source. Headline zero counters not usable area or IT capacity. Generator/UPS and utility kVA retained separately; redundancy does not multiply usable IT MW. Year built not exact 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://ussignal.com/data-centers/mi04-detroit/","host":"ussignal.com","date":"","published":"","checked":"2026-10-14","date_kind":"publication date not established","label":"Reviewed source"},{"url":"https://geocoding.geo.census.gov/geocoder/geographies/onelineaddress?address=21648+Melrose+Avenue%2C+Southfield%2C+MI+48075&benchmark=Public_AR_Current&vintage=Current_Current&format=json","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-22","label":"Census calculated street range and county context"},{"url":"https://geocoding.geo.census.gov/geocoder/Geocoding_Services_API.html","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-22","label":"Census calculated street method and limits"}],"loc":{"lat":42.447358816771,"lng":-83.256306955815,"precision":"address","basis":"Published US Signal facility address 21648 Melrose Avenue, Southfield, MI 48075 matched to one Census street range inside the existing county. Calculated street reference, not a surveyed parcel, roof, suite, floor, full campus or property ownership finding."},"reviewed_evidence":[{"overlay":"captured-operator-review-round6-2026-10-14.json","scope":"named operator source","fields":{"operator_site_code":"MI04","published_address":"21648 Melrose Avenue, Southfield, MI48075","generator_kw":800,"ups_kw":250,"utility_kva":1500,"operator_reported_year_built":1972},"notes":["Headline zero counters not usable area or IT capacity. Generator/UPS and utility kVA retained separately; redundancy does not multiply usable IT MW. Year built not exact data-center opening.","Fields can apply to shared campus, regional or historical context; consult source review before assigning to a building."],"sources":[{"url":"https://ussignal.com/data-centers/mi04-detroit/","host":"ussignal.com","date":"","published":"","checked":"2026-10-14","date_kind":"publication date not established","label":"Reviewed source"}],"whole_record_certified":false},{"overlay":"orchestra-status-2026-10-19","scope":"US Signal lists MI04 in Southfield as a current second-site offering for customer infrastructure in the Detroit market. This supports only the qualified stage described by the source, not an opening date, every hall being operational, full energized capacity, independently verified certification, legal ownership or parcel accuracy.","fields":{"current_stage_evidence":{"outcome":"operator_listed_colocation_service","scope":"US Signal lists MI04 in Southfield as a current second-site offering for customer infrastructure in the Detroit market. This supports only the qualified stage described by the source, not an opening date, every hall being operational, full energized capacity, independently verified certification, legal ownership or parcel accuracy."}},"notes":["US Signal lists MI04 in Southfield as a current second-site offering for customer infrastructure in the Detroit market."],"sources":[{"url":"https://ussignal.com/data-centers/mi04-detroit/","host":"ussignal.com","published":"","date":"","checked":"2026-10-19","label":"Operator source for the qualified stage"}],"checked":"2026-10-19","whole_record_certified":false},{"overlay":"Codex 2 location cohort 8, October 22, 2026","scope":"Official facility street reference only. No canonical address, status, physical date, quantity, company role, jurisdiction, title, parcel, full campus or distinct building identity is adopted.","fields":{"location_review_decision":{"location":{"lat":42.447358816771,"lng":-83.256306955815,"precision":"address","basis":"Published US Signal facility address 21648 Melrose Avenue, Southfield, MI 48075 matched to one Census street range inside the existing county. Calculated street reference, not a surveyed parcel, roof, suite, floor, full campus or property ownership finding."},"reference_method":"Census interpolated street address","published_address":"21648 Melrose Avenue, Southfield, MI 48075","county_fips":["26125"],"operator_coordinates_adopted":false,"corporate_address_adopted":false}},"notes":["The named official facility source publishes this service address. Corporate headquarters, related locations and maps are excluded. The blank native address wrapper remains exact, with the facility address retained only in reviewed location evidence.","The unique Census street match and retained county boundary agree with the existing county. A calculated street reference does not establish a roof, floor, suite, full campus boundary, parcel, title or independent physical building. Status, dates, capacity and jurisdiction remain exact."],"sources":[{"url":"https://ussignal.com/data-centers/mi04-detroit/","host":"ussignal.com","published":"","date":"","checked":"2026-10-22","label":"Official named facility street address block"},{"url":"https://geocoding.geo.census.gov/geocoder/geographies/onelineaddress?address=21648+Melrose+Avenue%2C+Southfield%2C+MI+48075&benchmark=Public_AR_Current&vintage=Current_Current&format=json","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-22","label":"Census calculated street range and county context"},{"url":"https://geocoding.geo.census.gov/geocoder/Geocoding_Services_API.html","host":"geocoding.geo.census.gov","published":"","date":"","checked":"2026-10-22","label":"Census calculated street method and limits"}],"checked":"2026-10-22","whole_record_certified":false},{"overlay":"Company role source check 27, October 23, 2026","scope":"US Signal identifies the retained MI04 facility on its current provider page. Operator per source records that provider relationship. It does not establish legal property ownership, sole operation of a shared building or a separate legal operating entity. Existing identity, stage, street, county, coordinates and quantities stay unchanged. Publication date is unknown; the source check is not an opening date. Marketing service levels, certification claims and animated zero counters are not adopted as measured facility facts.","fields":{"company_association":{"name":"US Signal","role":"operator","identity_scope":"provider_brand_only","scope":"US Signal identifies the retained MI04 facility on its current provider page. Operator per source records that provider relationship. It does not establish legal property ownership, sole operation of a shared building or a separate legal operating entity. Existing identity, stage, street, county, coordinates and quantities stay unchanged. Publication date is unknown; the source check is not an opening date. Marketing service levels, certification claims and animated zero counters are not adopted as measured facility facts."},"provider_role":"operator"},"notes":["US Signal identifies the retained MI04 facility on its current provider page. Operator per source records that provider relationship. It does not establish legal property ownership, sole operation of a shared building or a separate legal operating entity. Existing identity, stage, street, county, coordinates and quantities stay unchanged. Publication date is unknown; the source check is not an opening date. Marketing service levels, certification claims and animated zero counters are not adopted as measured facility facts."],"sources":[{"url":"https://ussignal.com/data-centers/mi04-detroit/","host":"ussignal.com","published":"","date":"","checked":"2026-10-23","label":"Current named MI04 provider relationship"}],"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":"Published address reference, not a surveyed building or parcel","summary":"Southfield · Oakland · Source context reviewed","status_scope":"US Signal lists MI04 in Southfield as a current second-site offering for customer infrastructure in the Detroit market. This supports only the qualified stage described by the source, not an opening date, every hall being operational, full energized capacity, independently verified certification, legal ownership or parcel accuracy."}],"county_rules":{},"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. 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