{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-17T06:17:15.228Z","identity":{"mine_id":"4606261","name":"Gregoire #5","status":"Abandoned and Sealed","status_date":"1982-01-20","mine_type":"Underground","coal_metal":"C","commodity":"Coal (Bituminous)","state":"WV","county":"Randolph","nearest_town":"Helvetia","operator_id":"P11718","operator_name":"Trojan Fuels Corp","controller_id":"C08741","controller_name":"Gibson Roger","district":"C03","office":"Bridgeport WV Field Office","employees":0,"latitude":90.9997,"longitude":-180.999},"coverage":{"contributingSources":4,"registeredSources":20,"sourceRows":5},"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":"2026-10-17T05:35:58.500035+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":"4606261","name":"Gregoire #5"},"operator":{"type":"operator","id":"P11718","name":"Trojan Fuels Corp"},"controller":{"type":"controller","id":"C08741","name":"Gibson Roger"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C02554","name":"Johnson James & Darrel R Young"},"object":{"type":"mine","id":"4606261","name":"Gregoire #5"},"validFrom":"1980-10-08","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606261|C02554|1980-10-08|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P11006","name":"Trojan Fuels Corp"},"object":{"type":"mine","id":"4606261","name":"Gregoire #5"},"validFrom":"1980-11-01","validTo":"1981-02-24","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606261|P11006|1980-11-01|1981-02-24"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C02554","name":"Johnson James & Darrel R Young"},"object":{"type":"operator","id":"P11006","name":"Trojan Fuels Corp"},"validFrom":"1980-11-01","validTo":"1981-02-24","current":false,"derived":true,"evidenceMineId":"4606261","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606261|P11006|1980-11-01|C02554|1980-10-08|59962"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P11718","name":"Trojan Fuels Corp"},"object":{"type":"mine","id":"4606261","name":"Gregoire #5"},"validFrom":"1981-02-25","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606261|P11718|1981-02-25|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C08741","name":"Gibson Roger"},"object":{"type":"mine","id":"4606261","name":"Gregoire #5"},"validFrom":"1981-02-25","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606261|C08741|1981-02-25|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C08741","name":"Gibson Roger"},"object":{"type":"operator","id":"P11718","name":"Trojan Fuels Corp"},"validFrom":"1981-02-25","validTo":null,"current":true,"derived":true,"evidenceMineId":"4606261","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4606261|P11718|1981-02-25|C08741|1981-02-25|78088"}}],"coverage":{"historyRecords":2,"edgeCount":6,"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":"1982-01-20","lastDate":"1982-01-20","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-coal-dust-samples","name":"Coal Dust Samples","domains":["health","safety"],"products":["respirable dust trends","CPDM coverage","void patterns","occupation exposure"],"rowCount":1,"firstDate":"2015-04-06","lastDate":"2015-04-06","metrics":{"recentRows":0,"cpdmSamples":0,"voidSamples":1,"validSamples":0,"maxConcentration":0.119,"concentrationTotal":0.119},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1399423","CASS_NUM":"51373841","SMP_TAKEN_DT":"4/6/2015","CONC":".119","SMP_TYPE_CD_DESC":"DESIGNATED AREA","SMP_USE_CD_DESC":"VOID SAMPLE","VOID_CD_DESC":"DA NOT IN PRODUCING STATUS","OCC_CD_DESC":"OCCUPATION CODE NOT FOUND","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2015-04-06"}]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":2,"firstDate":"1980-11-01","lastDate":"1981-02-25","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":1},"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/4606261/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4606261/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":"4606261","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873}}