{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"1515000","name":"Prep Plant","status":"Abandoned","status_date":"1991-08-14","mine_type":"Facility","coal_metal":"C","commodity":"Coal (Bituminous)","state":"KY","county":"Harlan","nearest_town":"Lejunior","operator_id":"P21416","operator_name":"N & R Coal Company Inc","controller_id":"C14371","controller_name":"Starns Raymond","district":"C07","office":"Harlan KY Field Office","employees":0,"latitude":36.415,"longitude":-83.1353},"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":"1515000","name":"Prep Plant"},"operator":{"type":"operator","id":"P21416","name":"N & R Coal Company Inc"},"controller":{"type":"controller","id":"C14371","name":"Starns Raymond"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P16217","name":"Gano Coal Company Inc"},"object":{"type":"mine","id":"1515000","name":"Prep Plant"},"validFrom":"1984-12-01","validTo":"1986-06-12","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515000|P16217|1984-12-01|1986-06-12"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C08592","name":"Maupin Harry"},"object":{"type":"mine","id":"1515000","name":"Prep Plant"},"validFrom":"1984-12-01","validTo":"1986-06-12","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515000|C08592|1984-12-01|1986-06-12"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C08592","name":"Maupin Harry"},"object":{"type":"operator","id":"P16217","name":"Gano Coal Company Inc"},"validFrom":"1984-12-01","validTo":"1986-06-12","current":false,"derived":true,"evidenceMineId":"1515000","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515000|P16217|1984-12-01|C08592|1984-12-01|77715"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P17779","name":"B & O Recovery Systems Inc"},"object":{"type":"mine","id":"1515000","name":"Prep Plant"},"validFrom":"1986-06-13","validTo":"1987-07-27","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515000|P17779|1986-06-13|1987-07-27"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C12464","name":"Orrell H G"},"object":{"type":"mine","id":"1515000","name":"Prep Plant"},"validFrom":"1986-06-13","validTo":"1987-07-27","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515000|C12464|1986-06-13|1987-07-27"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C12464","name":"Orrell H G"},"object":{"type":"operator","id":"P17779","name":"B & O Recovery Systems Inc"},"validFrom":"1986-06-13","validTo":"1987-07-27","current":false,"derived":true,"evidenceMineId":"1515000","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515000|P17779|1986-06-13|C12464|1986-06-13|86954"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P18788","name":"B O Recovery Systems Inc"},"object":{"type":"mine","id":"1515000","name":"Prep Plant"},"validFrom":"1987-07-28","validTo":"1988-04-20","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515000|P18788|1987-07-28|1988-04-20"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13035","name":"Bingham Harold"},"object":{"type":"mine","id":"1515000","name":"Prep Plant"},"validFrom":"1987-07-28","validTo":"1988-04-20","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515000|C13035|1987-07-28|1988-04-20"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13035","name":"Bingham Harold"},"object":{"type":"operator","id":"P18788","name":"B O Recovery Systems Inc"},"validFrom":"1987-07-28","validTo":"1988-04-20","current":false,"derived":true,"evidenceMineId":"1515000","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515000|P18788|1987-07-28|C13035|1987-07-28|88458"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P19727","name":"Shields Kellioka Coal Company"},"object":{"type":"mine","id":"1515000","name":"Prep Plant"},"validFrom":"1988-04-21","validTo":"1989-02-06","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515000|P19727|1988-04-21|1989-02-06"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13360","name":"Roberts Noah & Don Moses"},"object":{"type":"mine","id":"1515000","name":"Prep Plant"},"validFrom":"1988-04-21","validTo":"1989-02-06","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515000|C13360|1988-04-21|1989-02-06"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13360","name":"Roberts Noah & Don Moses"},"object":{"type":"operator","id":"P19727","name":"Shields Kellioka Coal Company"},"validFrom":"1988-04-21","validTo":"1989-02-06","current":false,"derived":true,"evidenceMineId":"1515000","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515000|P19727|1988-04-21|C13360|1988-04-21|89432"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P20101","name":"N & R Coal Company Inc"},"object":{"type":"mine","id":"1515000","name":"Prep Plant"},"validFrom":"1989-02-07","validTo":"1991-03-17","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515000|P20101|1989-02-07|1991-03-17"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13725","name":"Davis Thomas"},"object":{"type":"mine","id":"1515000","name":"Prep Plant"},"validFrom":"1989-02-07","validTo":"1991-03-17","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515000|C13725|1989-02-07|1991-03-17"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13725","name":"Davis Thomas"},"object":{"type":"operator","id":"P20101","name":"N & R Coal Company Inc"},"validFrom":"1989-02-07","validTo":"1991-03-17","current":false,"derived":true,"evidenceMineId":"1515000","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515000|P20101|1989-02-07|C13725|1989-02-07|90929"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P21416","name":"N & R Coal Company Inc"},"object":{"type":"mine","id":"1515000","name":"Prep Plant"},"validFrom":"1991-03-18","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515000|P21416|1991-03-18|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14371","name":"Starns Raymond"},"object":{"type":"mine","id":"1515000","name":"Prep Plant"},"validFrom":"1991-03-18","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515000|C14371|1991-03-18|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14371","name":"Starns Raymond"},"object":{"type":"operator","id":"P21416","name":"N & R Coal Company Inc"},"validFrom":"1991-03-18","validTo":null,"current":true,"derived":true,"evidenceMineId":"1515000","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1515000|P21416|1991-03-18|C14371|1991-03-18|92629"}}],"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":"1991-08-14","lastDate":"1991-08-14","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":"1984-12-01","lastDate":"1991-03-18","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/1515000/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1515000/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":"1515000","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}