{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4603807","name":"Orifice","status":"Abandoned and Sealed","status_date":"1990-04-16","mine_type":"Underground","coal_metal":"C","commodity":"Coal (Bituminous)","state":"WV","county":"Wyoming","nearest_town":"Lynco","operator_id":"P17967","operator_name":"Rockridge Coal Company Inc","controller_id":"C02508","controller_name":"Massey Energy Company","district":"C04","office":"Beckley District","employees":0,"latitude":37.695,"longitude":-81.7853},"coverage":{"contributingSources":3,"registeredSources":20,"sourceRows":7},"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":"4603807","name":"Orifice"},"operator":{"type":"operator","id":"P17967","name":"Rockridge Coal Company Inc"},"controller":{"type":"controller","id":"C02508","name":"Massey Energy Company"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P00812","name":"Consolidation Coal Company"},"object":{"type":"mine","id":"4603807","name":"Orifice"},"validFrom":"1950-01-01","validTo":"1978-11-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603807|P00812|1950-01-01|1978-11-30"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C00692","name":"CONSOL Energy Inc"},"object":{"type":"mine","id":"4603807","name":"Orifice"},"validFrom":"1950-01-01","validTo":"2013-12-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603807|C00692|1950-01-01|2013-12-04"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C00692","name":"CONSOL Energy Inc"},"object":{"type":"operator","id":"P00812","name":"Consolidation Coal Company"},"validFrom":"1950-01-01","validTo":"1978-11-30","current":false,"derived":true,"evidenceMineId":"4603807","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603807|P00812|1950-01-01|C00692|1950-01-01|49178"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C02508","name":"Massey Energy Company"},"object":{"type":"mine","id":"4603807","name":"Orifice"},"validFrom":"1978-03-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603807|C02508|1978-03-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P07966","name":"Big Bear Mining Company Inc"},"object":{"type":"mine","id":"4603807","name":"Orifice"},"validFrom":"1978-12-01","validTo":"1988-04-19","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603807|P07966|1978-12-01|1988-04-19"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C02508","name":"Massey Energy Company"},"object":{"type":"operator","id":"P07966","name":"Big Bear Mining Company Inc"},"validFrom":"1978-12-01","validTo":"1988-04-19","current":false,"derived":true,"evidenceMineId":"4603807","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603807|P07966|1978-12-01|C02508|1978-03-01|59134"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C02508","name":"Massey Energy Company"},"object":{"type":"mine","id":"4603807","name":"Orifice"},"validFrom":"1986-08-18","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603807|C02508|1986-08-18|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P19617","name":"Genesis Coal Company Inc"},"object":{"type":"mine","id":"4603807","name":"Orifice"},"validFrom":"1988-04-20","validTo":"1989-11-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603807|P19617|1988-04-20|1989-11-30"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13446","name":"Buthcher Brenda"},"object":{"type":"mine","id":"4603807","name":"Orifice"},"validFrom":"1988-04-20","validTo":"1989-11-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603807|C13446|1988-04-20|1989-11-30"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13446","name":"Buthcher Brenda"},"object":{"type":"operator","id":"P19617","name":"Genesis Coal Company Inc"},"validFrom":"1988-04-20","validTo":"1989-11-30","current":false,"derived":true,"evidenceMineId":"4603807","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603807|P19617|1988-04-20|C13446|1988-04-20|90028"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P17967","name":"Rockridge Coal Company Inc"},"object":{"type":"mine","id":"4603807","name":"Orifice"},"validFrom":"1989-12-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603807|P17967|1989-12-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C02508","name":"Massey Energy Company"},"object":{"type":"operator","id":"P17967","name":"Rockridge Coal Company Inc"},"validFrom":"1989-12-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"4603807","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603807|P17967|1989-12-01|C02508|1986-08-18|59225"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13408","name":"Robert E  Murray"},"object":{"type":"mine","id":"4603807","name":"Orifice"},"validFrom":"2013-12-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603807|C13408|2013-12-05|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13408","name":"Robert E  Murray"},"object":{"type":"operator","id":"P00812","name":"Consolidation Coal Company"},"validFrom":"2013-12-05","validTo":"1978-11-30","current":false,"derived":true,"evidenceMineId":"4603807","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4603807|P00812|1950-01-01|C13408|2013-12-05|89751"}}],"coverage":{"historyRecords":5,"edgeCount":14,"intervalAnomalies":1,"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":"1990-04-16","lastDate":"1990-04-16","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":5,"firstDate":"1950-01-01","lastDate":"1989-12-01","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":4},"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/4603807/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4603807/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":"4603807","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}