{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"1508672","name":"Pioneer J-2 Surface","status":"Abandoned","status_date":"1977-07-11","mine_type":"Surface","coal_metal":"C","commodity":"Coal (Bituminous)","state":"KY","county":"Johnson","nearest_town":"","operator_id":"P02119","operator_name":"Pioneer Corp","controller_id":"C01799","controller_name":"Finn Earl W","district":"C05","office":"Norton District","employees":0,"latitude":null,"longitude":null},"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":"1508672","name":"Pioneer J-2 Surface"},"operator":{"type":"operator","id":"P02119","name":"Pioneer Corp"},"controller":{"type":"controller","id":"C01799","name":"Finn Earl W"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C01799","name":"Finn Earl W"},"object":{"type":"mine","id":"1508672","name":"Pioneer J-2 Surface"},"validFrom":"1974-10-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1508672|C01799|1974-10-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P02056","name":"Kentucky Cardinal Construction Company"},"object":{"type":"mine","id":"1508672","name":"Pioneer J-2 Surface"},"validFrom":"1975-01-01","validTo":"1976-04-05","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1508672|P02056|1975-01-01|1976-04-05"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C01742","name":"Ranier H--J P Wolley & C T Lisle"},"object":{"type":"mine","id":"1508672","name":"Pioneer J-2 Surface"},"validFrom":"1975-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1508672|C01742|1975-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C01742","name":"Ranier H--J P Wolley & C T Lisle"},"object":{"type":"operator","id":"P02056","name":"Kentucky Cardinal Construction Company"},"validFrom":"1975-01-01","validTo":"1976-04-05","current":false,"derived":true,"evidenceMineId":"1508672","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1508672|P02056|1975-01-01|C01742|1975-01-01|55748"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P02055","name":"Wells Coal Company Inc"},"object":{"type":"mine","id":"1508672","name":"Pioneer J-2 Surface"},"validFrom":"1976-04-06","validTo":"1976-10-06","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1508672|P02055|1976-04-06|1976-10-06"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C01741","name":"Wells Paul S"},"object":{"type":"mine","id":"1508672","name":"Pioneer J-2 Surface"},"validFrom":"1976-04-06","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1508672|C01741|1976-04-06|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C01741","name":"Wells Paul S"},"object":{"type":"operator","id":"P02055","name":"Wells Coal Company Inc"},"validFrom":"1976-04-06","validTo":"1976-10-06","current":false,"derived":true,"evidenceMineId":"1508672","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1508672|P02055|1976-04-06|C01741|1976-04-06|55740"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P03406","name":"Brewco Leasing & Mining Company"},"object":{"type":"mine","id":"1508672","name":"Pioneer J-2 Surface"},"validFrom":"1976-10-07","validTo":"1977-04-13","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1508672|P03406|1976-10-07|1977-04-13"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C05426","name":"Bathalter Joe S"},"object":{"type":"mine","id":"1508672","name":"Pioneer J-2 Surface"},"validFrom":"1976-10-07","validTo":"1977-04-13","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1508672|C05426|1976-10-07|1977-04-13"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C05426","name":"Bathalter Joe S"},"object":{"type":"operator","id":"P03406","name":"Brewco Leasing & Mining Company"},"validFrom":"1976-10-07","validTo":"1977-04-13","current":false,"derived":true,"evidenceMineId":"1508672","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1508672|P03406|1976-10-07|C05426|1976-10-07|68803"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P02119","name":"Pioneer Corp"},"object":{"type":"mine","id":"1508672","name":"Pioneer J-2 Surface"},"validFrom":"1977-04-14","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1508672|P02119|1977-04-14|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C01799","name":"Finn Earl W"},"object":{"type":"operator","id":"P02119","name":"Pioneer Corp"},"validFrom":"1977-04-14","validTo":null,"current":true,"derived":true,"evidenceMineId":"1508672","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1508672|P02119|1977-04-14|C01799|1974-10-01|56157"}}],"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":"1977-07-11","lastDate":"1977-07-11","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":"1975-01-01","lastDate":"1977-04-14","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/1508672/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1508672/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":"1508672","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}