{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"3606130","name":"No 1 Slope","status":"Abandoned and Sealed","status_date":"1984-06-26","mine_type":"Underground","coal_metal":"C","commodity":"Coal (Anthracite)","state":"PA","county":"Northumberland","nearest_town":"Trevorton","operator_id":"P11663","operator_name":"K & D Coal Company","controller_id":"C08703","controller_name":"Derck Robert & Ralph Kissinger","district":"M2","office":"Frackville PA Field Office","employees":0,"latitude":40.7656,"longitude":-76.7},"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":"3606130","name":"No 1 Slope"},"operator":{"type":"operator","id":"P11663","name":"K & D Coal Company"},"controller":{"type":"controller","id":"C08703","name":"Derck Robert & Ralph Kissinger"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P03096","name":"R L M Coal Company"},"object":{"type":"mine","id":"3606130","name":"No 1 Slope"},"validFrom":"1976-07-01","validTo":"1979-03-22","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606130|P03096|1976-07-01|1979-03-22"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C02642","name":"Myers Lee & Garry Rebuck"},"object":{"type":"mine","id":"3606130","name":"No 1 Slope"},"validFrom":"1976-07-01","validTo":"1979-03-22","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606130|C02642|1976-07-01|1979-03-22"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C02642","name":"Myers Lee & Garry Rebuck"},"object":{"type":"operator","id":"P03096","name":"R L M Coal Company"},"validFrom":"1976-07-01","validTo":"1979-03-22","current":false,"derived":true,"evidenceMineId":"3606130","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606130|P03096|1976-07-01|C02642|1976-07-01|60312"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P09083","name":"C & K Coal Company"},"object":{"type":"mine","id":"3606130","name":"No 1 Slope"},"validFrom":"1979-03-23","validTo":"1981-02-24","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606130|P09083|1979-03-23|1981-02-24"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C07178","name":"Long Clark E Jr & Harry L Rebuck"},"object":{"type":"mine","id":"3606130","name":"No 1 Slope"},"validFrom":"1979-03-23","validTo":"1981-02-24","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606130|C07178|1979-03-23|1981-02-24"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C07178","name":"Long Clark E Jr & Harry L Rebuck"},"object":{"type":"operator","id":"P09083","name":"C & K Coal Company"},"validFrom":"1979-03-23","validTo":"1981-02-24","current":false,"derived":true,"evidenceMineId":"3606130","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606130|P09083|1979-03-23|C07178|1979-03-23|73985"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P11663","name":"K & D Coal Company"},"object":{"type":"mine","id":"3606130","name":"No 1 Slope"},"validFrom":"1981-02-25","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606130|P11663|1981-02-25|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C08703","name":"Derck Robert & Ralph Kissinger"},"object":{"type":"mine","id":"3606130","name":"No 1 Slope"},"validFrom":"1981-02-25","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606130|C08703|1981-02-25|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C08703","name":"Derck Robert & Ralph Kissinger"},"object":{"type":"operator","id":"P11663","name":"K & D Coal Company"},"validFrom":"1981-02-25","validTo":null,"current":true,"derived":true,"evidenceMineId":"3606130","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606130|P11663|1981-02-25|C08703|1981-02-25|77964"}}],"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":"1984-06-26","lastDate":"1984-06-26","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":"1976-07-01","lastDate":"1981-02-25","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/3606130/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/3606130/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":"3606130","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}