{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"3606478","name":"Pitt Gas Mine","status":"Abandoned and Sealed","status_date":"1996-03-21","mine_type":"Underground","coal_metal":"C","commodity":"Coal (Bituminous)","state":"PA","county":"Greene","nearest_town":"Clarksville","operator_id":"P22733","operator_name":"D & L Mining Inc","controller_id":"C15039","controller_name":"Nakutis Dennis Sr","district":"C03","office":"Waynesburg PA Field Office","employees":0,"latitude":39.98,"longitude":-80.0278},"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":"3606478","name":"Pitt Gas Mine"},"operator":{"type":"operator","id":"P22733","name":"D & L Mining Inc"},"controller":{"type":"controller","id":"C15039","name":"Nakutis Dennis Sr"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P06737","name":"Canon Coal Company"},"object":{"type":"mine","id":"3606478","name":"Pitt Gas Mine"},"validFrom":"1977-08-01","validTo":"1986-12-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606478|P06737|1977-08-01|1986-12-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C05585","name":"Canon Coal Corp & Crescent Hills Coal Co Inc"},"object":{"type":"mine","id":"3606478","name":"Pitt Gas Mine"},"validFrom":"1977-08-01","validTo":"1986-12-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606478|C05585|1977-08-01|1986-12-31"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C05585","name":"Canon Coal Corp & Crescent Hills Coal Co Inc"},"object":{"type":"operator","id":"P06737","name":"Canon Coal Company"},"validFrom":"1977-08-01","validTo":"1986-12-31","current":false,"derived":true,"evidenceMineId":"3606478","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606478|P06737|1977-08-01|C05585|1977-08-01|69265"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P18427","name":"Canon Coal Company Inc"},"object":{"type":"mine","id":"3606478","name":"Pitt Gas Mine"},"validFrom":"1987-01-01","validTo":"1987-08-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606478|P18427|1987-01-01|1987-08-04"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C12840","name":"Atlas Alloys Company Inc"},"object":{"type":"mine","id":"3606478","name":"Pitt Gas Mine"},"validFrom":"1987-01-01","validTo":"1987-08-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606478|C12840|1987-01-01|1987-08-04"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C12840","name":"Atlas Alloys Company Inc"},"object":{"type":"operator","id":"P18427","name":"Canon Coal Company Inc"},"validFrom":"1987-01-01","validTo":"1987-08-04","current":false,"derived":true,"evidenceMineId":"3606478","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606478|P18427|1987-01-01|C12840|1987-01-01|88033"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P19219","name":"Dynamic Recovery Inc"},"object":{"type":"mine","id":"3606478","name":"Pitt Gas Mine"},"validFrom":"1987-08-05","validTo":"1994-03-27","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606478|P19219|1987-08-05|1994-03-27"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C08980","name":"Hayhurst James W Ii"},"object":{"type":"mine","id":"3606478","name":"Pitt Gas Mine"},"validFrom":"1987-08-05","validTo":"1995-12-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606478|C08980|1987-08-05|1995-12-31"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C08980","name":"Hayhurst James W Ii"},"object":{"type":"operator","id":"P19219","name":"Dynamic Recovery Inc"},"validFrom":"1987-08-05","validTo":"1994-03-27","current":false,"derived":true,"evidenceMineId":"3606478","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606478|P19219|1987-08-05|C08980|1987-08-05|78597"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P22733","name":"D & L Mining Inc"},"object":{"type":"mine","id":"3606478","name":"Pitt Gas Mine"},"validFrom":"1994-03-28","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606478|P22733|1994-03-28|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15039","name":"Nakutis Dennis Sr"},"object":{"type":"mine","id":"3606478","name":"Pitt Gas Mine"},"validFrom":"1994-03-28","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606478|C15039|1994-03-28|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15039","name":"Nakutis Dennis Sr"},"object":{"type":"operator","id":"P22733","name":"D & L Mining Inc"},"validFrom":"1994-03-28","validTo":null,"current":true,"derived":true,"evidenceMineId":"3606478","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606478|P22733|1994-03-28|C15039|1994-03-28|94624"}}],"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":"1996-03-21","lastDate":"1996-03-21","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":"1977-08-01","lastDate":"1994-03-28","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/3606478/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/3606478/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":"3606478","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}