{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4603331","name":"No 1 Surface","status":"Abandoned","status_date":"1981-04-01","mine_type":"Surface","coal_metal":"C","commodity":"Coal (Bituminous)","state":"WV","county":"Logan","nearest_town":"Sharples","operator_id":"P00874","operator_name":"Briar Branch Mining Company Inc","controller_id":"C07004","controller_name":"Mason Martin E","district":"C04","office":"Beckley District","employees":0,"latitude":37.8333,"longitude":-81.8533},"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":"4603331","name":"No 1 Surface"},"operator":{"type":"operator","id":"P00874","name":"Briar Branch Mining Company Inc"},"controller":{"type":"controller","id":"C07004","name":"Mason Martin E"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C00081","name":"Eagle Coal & Dock Company Inc"},"object":{"type":"mine","id":"4603331","name":"No 1 Surface"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603331|C00081|1950-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P05256","name":"M & T Coal Corp"},"object":{"type":"mine","id":"4603331","name":"No 1 Surface"},"validFrom":"1950-01-01","validTo":"1977-05-23","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603331|P05256|1950-01-01|1977-05-23"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C04343","name":"Codd Philip R"},"object":{"type":"mine","id":"4603331","name":"No 1 Surface"},"validFrom":"1950-01-01","validTo":"1977-05-23","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603331|C04343|1950-01-01|1977-05-23"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C04343","name":"Codd Philip R"},"object":{"type":"operator","id":"P05256","name":"M & T Coal Corp"},"validFrom":"1950-01-01","validTo":"1977-05-23","current":false,"derived":true,"evidenceMineId":"4603331","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603331|P05256|1950-01-01|C04343|1950-01-01|65409"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P00133","name":"Eagle Coal & Dock Company Inc"},"object":{"type":"mine","id":"4603331","name":"No 1 Surface"},"validFrom":"1977-05-24","validTo":"1978-09-20","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603331|P00133|1977-05-24|1978-09-20"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C00081","name":"Eagle Coal & Dock Company Inc"},"object":{"type":"operator","id":"P00133","name":"Eagle Coal & Dock Company Inc"},"validFrom":"1977-05-24","validTo":"1978-09-20","current":false,"derived":true,"evidenceMineId":"4603331","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603331|P00133|1977-05-24|C00081|1950-01-01|44039"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P08720","name":"Monclo Mining Inc"},"object":{"type":"mine","id":"4603331","name":"No 1 Surface"},"validFrom":"1978-09-21","validTo":"1979-08-22","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603331|P08720|1978-09-21|1979-08-22"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C06930","name":"Sullivan Paul E"},"object":{"type":"mine","id":"4603331","name":"No 1 Surface"},"validFrom":"1978-09-21","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603331|C06930|1978-09-21|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C06930","name":"Sullivan Paul E"},"object":{"type":"operator","id":"P08720","name":"Monclo Mining Inc"},"validFrom":"1978-09-21","validTo":"1979-08-22","current":false,"derived":true,"evidenceMineId":"4603331","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603331|P08720|1978-09-21|C06930|1978-09-21|73240"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P00874","name":"Briar Branch Mining Company Inc"},"object":{"type":"mine","id":"4603331","name":"No 1 Surface"},"validFrom":"1979-08-23","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603331|P00874|1979-08-23|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C07004","name":"Mason Martin E"},"object":{"type":"mine","id":"4603331","name":"No 1 Surface"},"validFrom":"1979-08-23","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603331|C07004|1979-08-23|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C07004","name":"Mason Martin E"},"object":{"type":"operator","id":"P00874","name":"Briar Branch Mining Company Inc"},"validFrom":"1979-08-23","validTo":null,"current":true,"derived":true,"evidenceMineId":"4603331","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603331|P00874|1979-08-23|C07004|1979-08-23|73421"}}],"coverage":{"historyRecords":4,"edgeCount":12,"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":"1981-04-01","lastDate":"1981-04-01","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":"1950-01-01","lastDate":"1979-08-23","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":3},"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/4603331/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4603331/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":"4603331","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}