{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4604839","name":"Mine No 1","status":"Abandoned and Sealed","status_date":"1992-01-29","mine_type":"Underground","coal_metal":"C","commodity":"Coal (Bituminous)","state":"WV","county":"Mingo","nearest_town":"Delbarton","operator_id":"P21001","operator_name":"Delbarton Mining Corp","controller_id":"C11939","controller_name":"Ramey C A","district":"C04","office":"Beckley District","employees":0,"latitude":37.715,"longitude":-82.1878},"coverage":{"contributingSources":3,"registeredSources":20,"sourceRows":8},"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":"4604839","name":"Mine No 1"},"operator":{"type":"operator","id":"P21001","name":"Delbarton Mining Corp"},"controller":{"type":"controller","id":"C11939","name":"Ramey C A"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C00546","name":"Hall Henry"},"object":{"type":"mine","id":"4604839","name":"Mine No 1"},"validFrom":"1974-07-22","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604839|C00546|1974-07-22|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P00667","name":"Adanac Coal Company Inc"},"object":{"type":"mine","id":"4604839","name":"Mine No 1"},"validFrom":"1975-10-09","validTo":"1984-08-28","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604839|P00667|1975-10-09|1984-08-28"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C00546","name":"Hall Henry"},"object":{"type":"operator","id":"P00667","name":"Adanac Coal Company Inc"},"validFrom":"1975-10-09","validTo":"1984-08-28","current":false,"derived":true,"evidenceMineId":"4604839","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604839|P00667|1975-10-09|C00546|1974-07-22|48010"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C09789","name":"Ricky L  Owens"},"object":{"type":"mine","id":"4604839","name":"Mine No 1"},"validFrom":"1982-06-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604839|C09789|1982-06-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P15930","name":"Jamie Coal Corp"},"object":{"type":"mine","id":"4604839","name":"Mine No 1"},"validFrom":"1984-08-29","validTo":"1986-01-07","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604839|P15930|1984-08-29|1986-01-07"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C11191","name":"West David W"},"object":{"type":"mine","id":"4604839","name":"Mine No 1"},"validFrom":"1984-08-29","validTo":"1986-01-07","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604839|C11191|1984-08-29|1986-01-07"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C11191","name":"West David W"},"object":{"type":"operator","id":"P15930","name":"Jamie Coal Corp"},"validFrom":"1984-08-29","validTo":"1986-01-07","current":false,"derived":true,"evidenceMineId":"4604839","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604839|P15930|1984-08-29|C11191|1984-08-29|83840"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P17897","name":"P K Coal Company Inc"},"object":{"type":"mine","id":"4604839","name":"Mine No 1"},"validFrom":"1986-01-08","validTo":"1986-03-12","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604839|P17897|1986-01-08|1986-03-12"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C12532","name":"Morgan Clayton Leo"},"object":{"type":"mine","id":"4604839","name":"Mine No 1"},"validFrom":"1986-01-08","validTo":"1989-03-13","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604839|C12532|1986-01-08|1989-03-13"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C12532","name":"Morgan Clayton Leo"},"object":{"type":"operator","id":"P17897","name":"P K Coal Company Inc"},"validFrom":"1986-01-08","validTo":"1986-03-12","current":false,"derived":true,"evidenceMineId":"4604839","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604839|P17897|1986-01-08|C12532|1986-01-08|87319"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P13362","name":"Four-O-Mining Company Inc"},"object":{"type":"mine","id":"4604839","name":"Mine No 1"},"validFrom":"1986-03-13","validTo":"1987-09-23","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604839|P13362|1986-03-13|1987-09-23"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C09789","name":"Ricky L  Owens"},"object":{"type":"operator","id":"P13362","name":"Four-O-Mining Company Inc"},"validFrom":"1986-03-13","validTo":"1987-09-23","current":false,"derived":true,"evidenceMineId":"4604839","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604839|P13362|1986-03-13|C09789|1982-06-01|80606"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P19207","name":"Dark Hollow Mining Corp"},"object":{"type":"mine","id":"4604839","name":"Mine No 1"},"validFrom":"1987-09-24","validTo":"1990-04-23","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604839|P19207|1987-09-24|1990-04-23"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13250","name":"Blankenship Carter"},"object":{"type":"mine","id":"4604839","name":"Mine No 1"},"validFrom":"1987-09-24","validTo":"1990-04-23","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604839|C13250|1987-09-24|1990-04-23"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13250","name":"Blankenship Carter"},"object":{"type":"operator","id":"P19207","name":"Dark Hollow Mining Corp"},"validFrom":"1987-09-24","validTo":"1990-04-23","current":false,"derived":true,"evidenceMineId":"4604839","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604839|P19207|1987-09-24|C13250|1987-09-24|89068"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P21001","name":"Delbarton Mining Corp"},"object":{"type":"mine","id":"4604839","name":"Mine No 1"},"validFrom":"1990-04-24","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604839|P21001|1990-04-24|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C11939","name":"Ramey C A"},"object":{"type":"mine","id":"4604839","name":"Mine No 1"},"validFrom":"1990-04-24","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604839|C11939|1990-04-24|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C11939","name":"Ramey C A"},"object":{"type":"operator","id":"P21001","name":"Delbarton Mining Corp"},"validFrom":"1990-04-24","validTo":null,"current":true,"derived":true,"evidenceMineId":"4604839","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4604839|P21001|1990-04-24|C11939|1990-04-24|85748"}}],"coverage":{"historyRecords":6,"edgeCount":18,"intervalAnomalies":0,"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":"1992-01-29","lastDate":"1992-01-29","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":6,"firstDate":"1975-10-09","lastDate":"1990-04-24","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":5},"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/4604839/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4604839/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":"4604839","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}