{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4607026","name":"Medo No 1 Strip","status":"Abandoned","status_date":"1990-04-09","mine_type":"Surface","coal_metal":"C","commodity":"Coal (Bituminous)","state":"WV","county":"Greenbrier","nearest_town":"Russellville","operator_id":"P19840","operator_name":"Anna B Mining Inc","controller_id":"C13568","controller_name":"Bays David","district":"C04","office":"Summersville WV Field Office","employees":0,"latitude":38.0589,"longitude":-80.9194},"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":"4607026","name":"Medo No 1 Strip"},"operator":{"type":"operator","id":"P19840","name":"Anna B Mining Inc"},"controller":{"type":"controller","id":"C13568","name":"Bays David"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P18124","name":"Raider Run Coal Company Inc"},"object":{"type":"mine","id":"4607026","name":"Medo No 1 Strip"},"validFrom":"1985-11-01","validTo":"1987-09-02","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607026|P18124|1985-11-01|1987-09-02"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C05875","name":"Fraley Jerry L"},"object":{"type":"mine","id":"4607026","name":"Medo No 1 Strip"},"validFrom":"1985-11-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607026|C05875|1985-11-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C05875","name":"Fraley Jerry L"},"object":{"type":"operator","id":"P18124","name":"Raider Run Coal Company Inc"},"validFrom":"1985-11-01","validTo":"1987-09-02","current":false,"derived":true,"evidenceMineId":"4607026","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607026|P18124|1985-11-01|C05875|1985-11-01|70139"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P19093","name":"Caroll Mining Company Inc"},"object":{"type":"mine","id":"4607026","name":"Medo No 1 Strip"},"validFrom":"1987-09-03","validTo":"1988-09-14","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607026|P19093|1987-09-03|1988-09-14"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13188","name":"Trivett Carolyn"},"object":{"type":"mine","id":"4607026","name":"Medo No 1 Strip"},"validFrom":"1987-09-03","validTo":"1988-09-21","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607026|C13188|1987-09-03|1988-09-21"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13188","name":"Trivett Carolyn"},"object":{"type":"operator","id":"P19093","name":"Caroll Mining Company Inc"},"validFrom":"1987-09-03","validTo":"1988-09-14","current":false,"derived":true,"evidenceMineId":"4607026","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607026|P19093|1987-09-03|C13188|1987-09-03|88944"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P20020","name":"Caroll Mining Company Inc"},"object":{"type":"mine","id":"4607026","name":"Medo No 1 Strip"},"validFrom":"1988-09-15","validTo":"1989-05-24","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607026|P20020|1988-09-15|1989-05-24"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C05875","name":"Fraley Jerry L"},"object":{"type":"mine","id":"4607026","name":"Medo No 1 Strip"},"validFrom":"1988-09-15","validTo":"1989-05-24","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607026|C05875|1988-09-15|1989-05-24"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C05875","name":"Fraley Jerry L"},"object":{"type":"operator","id":"P20020","name":"Caroll Mining Company Inc"},"validFrom":"1988-09-15","validTo":"1989-05-24","current":false,"derived":true,"evidenceMineId":"4607026","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607026|P20020|1988-09-15|C05875|1988-09-15|70145"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13568","name":"Bays David"},"object":{"type":"mine","id":"4607026","name":"Medo No 1 Strip"},"validFrom":"1988-09-22","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607026|C13568|1988-09-22|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P19840","name":"Anna B Mining Inc"},"object":{"type":"mine","id":"4607026","name":"Medo No 1 Strip"},"validFrom":"1989-05-25","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607026|P19840|1989-05-25|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13568","name":"Bays David"},"object":{"type":"operator","id":"P19840","name":"Anna B Mining Inc"},"validFrom":"1989-05-25","validTo":null,"current":true,"derived":true,"evidenceMineId":"4607026","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607026|P19840|1989-05-25|C13568|1988-09-22|90508"}}],"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":"1990-04-09","lastDate":"1990-04-09","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":"1985-11-01","lastDate":"1989-05-25","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/4607026/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4607026/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":"4607026","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}