{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4609445","name":"Hampton Mine","status":"Abandoned","status_date":"2018-04-09","mine_type":"Underground","coal_metal":"C","commodity":"Coal (Bituminous)","state":"WV","county":"Upshur","nearest_town":"Buckhannon","operator_id":"P23768","operator_name":"Wolf Run Mining LLC","controller_id":"0189840","controller_name":"Core Natural Resources Inc","district":"C03","office":"Bridgeport WV Field Office","employees":0,"latitude":38.9275,"longitude":-80.232778},"coverage":{"contributingSources":3,"registeredSources":20,"sourceRows":6},"relationships":{"schemaVersion":"realm.temporal-relationships.v1","temporalSemantics":{"validTime":{"granularity":"date","bounds":"inclusive","nullStart":"start date not published in the upstream history row","nullEnd":"open-ended in the upstream history row; not independent proof of present control"},"transactionTime":{"observedAt":"2026-10-13T11:19:05.459773+00:00","meaning":"time the checksum-addressed MDRS artifacts were observed by the PostgreSQL ingestion"},"derivation":{"controllerControlsOperator":"intersection of controller and operator valid-time intervals evidenced through this mine","currentIdentity":"current controller and operator are asserted only by the MDRS Mines snapshot"}},"current":{"mine":{"type":"mine","id":"4609445","name":"Hampton Mine"},"operator":{"type":"operator","id":"P23768","name":"Wolf Run Mining LLC"},"controller":{"type":"controller","id":"0189840","name":"Core Natural Resources Inc"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C12472","name":"Anker Group Inc"},"object":{"type":"mine","id":"4609445","name":"Hampton Mine"},"validFrom":"1990-07-17","validTo":"2005-05-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609445|C12472|1990-07-17|2005-05-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0045307","name":"International Coal Group Inc (ICG)"},"object":{"type":"mine","id":"4609445","name":"Hampton Mine"},"validFrom":"2005-06-01","validTo":"2011-06-14","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609445|0045307|2005-06-01|2011-06-14"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15561","name":"Arch Resources Inc"},"object":{"type":"mine","id":"4609445","name":"Hampton Mine"},"validFrom":"2011-06-15","validTo":"2025-01-13","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609445|C15561|2011-06-15|2025-01-13"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23768","name":"Wolf Run Mining LLC"},"object":{"type":"mine","id":"4609445","name":"Hampton Mine"},"validFrom":"2012-01-16","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609445|P23768|2012-01-16|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0045307","name":"International Coal Group Inc (ICG)"},"object":{"type":"operator","id":"P23768","name":"Wolf Run Mining LLC"},"validFrom":"2012-01-16","validTo":"2011-06-14","current":false,"derived":true,"evidenceMineId":"4609445","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609445|P23768|2012-01-16|0045307|2005-06-01|5345"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C12472","name":"Anker Group Inc"},"object":{"type":"operator","id":"P23768","name":"Wolf Run Mining LLC"},"validFrom":"2012-01-16","validTo":"2005-05-31","current":false,"derived":true,"evidenceMineId":"4609445","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609445|P23768|2012-01-16|C12472|1990-07-17|87039"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15561","name":"Arch Resources Inc"},"object":{"type":"operator","id":"P23768","name":"Wolf Run Mining LLC"},"validFrom":"2012-01-16","validTo":"2025-01-13","current":false,"derived":true,"evidenceMineId":"4609445","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609445|P23768|2012-01-16|C15561|2011-06-15|96137"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0189840","name":"Core Natural Resources Inc"},"object":{"type":"mine","id":"4609445","name":"Hampton Mine"},"validFrom":"2025-01-14","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609445|0189840|2025-01-14|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0189840","name":"Core Natural Resources Inc"},"object":{"type":"operator","id":"P23768","name":"Wolf Run Mining LLC"},"validFrom":"2025-01-14","validTo":null,"current":true,"derived":true,"evidenceMineId":"4609445","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609445|P23768|2012-01-16|0189840|2025-01-14|40491"}}],"coverage":{"historyRecords":4,"edgeCount":9,"intervalAnomalies":2,"sourceDatasetId":"msha-controller-operator-history"}},"sources":[{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2018-04-09","lastDate":"2018-04-09","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":4,"firstDate":"2012-01-16","lastDate":"2012-01-16","metrics":{"recentRows":0,"currentOperatorTenures":4,"completedOperatorTenures":0},"periods":{},"recentRecords":[]},{"id":"msha-mines","name":"Mines","domains":["identity","production","logistics"],"products":["mine identity","status","commodity","location","operator and controller"],"rowCount":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{},"recentRecords":[]}],"safety":{"href":"/api/v1/mines/4609445/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4609445/silica","description":"Dedicated silica records, measurements, sample status and trends. Defaults to the snapshot year; use year=all for history."},"externalContext":{"eia":null,"title30":{"snapshot":{"chapterCount":6,"featuredSectionCount":100,"latestAmendedOn":"2026-08-14","latestIssueDate":"2026-08-14","partCount":206,"sectionCount":5954,"upToDateAsOf":"2026-08-19"},"regulations":[],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"4609445","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}