{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"3606472","name":"Brownsville","status":"Abandoned","status_date":"1983-09-28","mine_type":"Surface","coal_metal":"C","commodity":"Coal (Bituminous)","state":"PA","county":"Fayette","nearest_town":"Hiller","operator_id":"P21333","operator_name":"Black Rock Exploration Company Inc","controller_id":"C14336","controller_name":"Immonen David J","district":"C03","office":"Waynesburg PA Field Office","employees":0,"latitude":40,"longitude":-79.8956},"coverage":{"contributingSources":3,"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":"2026-10-13T11:19:05.459773+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":"3606472","name":"Brownsville"},"operator":{"type":"operator","id":"P21333","name":"Black Rock Exploration Company Inc"},"controller":{"type":"controller","id":"C14336","name":"Immonen David J"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P06823","name":"Cicconi Coal Company"},"object":{"type":"mine","id":"3606472","name":"Brownsville"},"validFrom":"1977-08-01","validTo":"1983-02-06","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606472|P06823|1977-08-01|1983-02-06"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C05660","name":"Cicconi Attilio"},"object":{"type":"mine","id":"3606472","name":"Brownsville"},"validFrom":"1977-08-01","validTo":"1983-02-06","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606472|C05660|1977-08-01|1983-02-06"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C05660","name":"Cicconi Attilio"},"object":{"type":"operator","id":"P06823","name":"Cicconi Coal Company"},"validFrom":"1977-08-01","validTo":"1983-02-06","current":false,"derived":true,"evidenceMineId":"3606472","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606472|P06823|1977-08-01|C05660|1977-08-01|69502"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P14116","name":"Cicconi Coal Company"},"object":{"type":"mine","id":"3606472","name":"Brownsville"},"validFrom":"1983-02-07","validTo":"1990-05-20","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606472|P14116|1983-02-07|1990-05-20"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C10285","name":"Harasty Charles M"},"object":{"type":"mine","id":"3606472","name":"Brownsville"},"validFrom":"1983-02-07","validTo":"1990-05-20","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606472|C10285|1983-02-07|1990-05-20"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C10285","name":"Harasty Charles M"},"object":{"type":"operator","id":"P14116","name":"Cicconi Coal Company"},"validFrom":"1983-02-07","validTo":"1990-05-20","current":false,"derived":true,"evidenceMineId":"3606472","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606472|P14116|1983-02-07|C10285|1983-02-07|81630"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P21333","name":"Black Rock Exploration Company Inc"},"object":{"type":"mine","id":"3606472","name":"Brownsville"},"validFrom":"1990-05-21","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606472|P21333|1990-05-21|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14336","name":"Immonen David J"},"object":{"type":"mine","id":"3606472","name":"Brownsville"},"validFrom":"1990-05-21","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606472|C14336|1990-05-21|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14336","name":"Immonen David J"},"object":{"type":"operator","id":"P21333","name":"Black Rock Exploration Company Inc"},"validFrom":"1990-05-21","validTo":null,"current":true,"derived":true,"evidenceMineId":"3606472","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606472|P21333|1990-05-21|C14336|1990-05-21|92518"}}],"coverage":{"historyRecords":3,"edgeCount":9,"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":"1983-09-28","lastDate":"1983-09-28","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":3,"firstDate":"1977-08-01","lastDate":"1990-05-21","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":2},"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/3606472/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/3606472/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":"3606472","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}