{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4405484","name":"No 1","status":"Abandoned","status_date":"1991-02-19","mine_type":"Underground","coal_metal":"C","commodity":"Coal (Bituminous)","state":"VA","county":"Lee","nearest_town":"St. Charles","operator_id":"P19857","operator_name":"Mc Murphy Mining Inc","controller_id":"C09519","controller_name":"Murphy Ronald D","district":"C05","office":"Norton VA Field Office","employees":0,"latitude":36.8042,"longitude":-83.0417},"coverage":{"contributingSources":3,"registeredSources":20,"sourceRows":7},"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":"4405484","name":"No 1"},"operator":{"type":"operator","id":"P19857","name":"Mc Murphy Mining Inc"},"controller":{"type":"controller","id":"C09519","name":"Murphy Ronald D"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P11710","name":"Grine Coal Company"},"object":{"type":"mine","id":"4405484","name":"No 1"},"validFrom":"1980-08-01","validTo":"1983-10-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4405484|P11710|1980-08-01|1983-10-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C06744","name":"Hall Wheeler Et Al"},"object":{"type":"mine","id":"4405484","name":"No 1"},"validFrom":"1980-08-01","validTo":"1983-10-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4405484|C06744|1980-08-01|1983-10-31"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C06744","name":"Hall Wheeler Et Al"},"object":{"type":"operator","id":"P11710","name":"Grine Coal Company"},"validFrom":"1980-08-01","validTo":"1983-10-31","current":false,"derived":true,"evidenceMineId":"4405484","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4405484|P11710|1980-08-01|C06744|1980-08-01|72849"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C01026","name":"Baker Ralph"},"object":{"type":"mine","id":"4405484","name":"No 1"},"validFrom":"1982-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4405484|C01026|1982-08-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P14984","name":"Little Mountain Coal Inc"},"object":{"type":"mine","id":"4405484","name":"No 1"},"validFrom":"1983-11-01","validTo":"1985-01-08","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4405484|P14984|1983-11-01|1985-01-08"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C01026","name":"Baker Ralph"},"object":{"type":"operator","id":"P14984","name":"Little Mountain Coal Inc"},"validFrom":"1983-11-01","validTo":"1985-01-08","current":false,"derived":true,"evidenceMineId":"4405484","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4405484|P14984|1983-11-01|C01026|1982-08-01|51806"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P16576","name":"Tri-Son Mining Inc"},"object":{"type":"mine","id":"4405484","name":"No 1"},"validFrom":"1985-01-09","validTo":"1986-10-29","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4405484|P16576|1985-01-09|1986-10-29"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C05381","name":"Raymond  Cline"},"object":{"type":"mine","id":"4405484","name":"No 1"},"validFrom":"1985-01-09","validTo":"1986-10-29","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4405484|C05381|1985-01-09|1986-10-29"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C05381","name":"Raymond  Cline"},"object":{"type":"operator","id":"P16576","name":"Tri-Son Mining Inc"},"validFrom":"1985-01-09","validTo":"1986-10-29","current":false,"derived":true,"evidenceMineId":"4405484","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4405484|P16576|1985-01-09|C05381|1985-01-09|68640"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C12222","name":"Napier Clarence R Jr"},"object":{"type":"mine","id":"4405484","name":"No 1"},"validFrom":"1986-01-15","validTo":"1988-10-10","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4405484|C12222|1986-01-15|1988-10-10"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P17367","name":"Laran Coal Company Inc"},"object":{"type":"mine","id":"4405484","name":"No 1"},"validFrom":"1986-10-30","validTo":"1988-10-10","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4405484|P17367|1986-10-30|1988-10-10"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C12222","name":"Napier Clarence R Jr"},"object":{"type":"operator","id":"P17367","name":"Laran Coal Company Inc"},"validFrom":"1986-10-30","validTo":"1988-10-10","current":false,"derived":true,"evidenceMineId":"4405484","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4405484|P17367|1986-10-30|C12222|1986-01-15|86411"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P19857","name":"Mc Murphy Mining Inc"},"object":{"type":"mine","id":"4405484","name":"No 1"},"validFrom":"1988-10-11","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4405484|P19857|1988-10-11|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C09519","name":"Murphy Ronald D"},"object":{"type":"mine","id":"4405484","name":"No 1"},"validFrom":"1988-10-11","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4405484|C09519|1988-10-11|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C09519","name":"Murphy Ronald D"},"object":{"type":"operator","id":"P19857","name":"Mc Murphy Mining Inc"},"validFrom":"1988-10-11","validTo":null,"current":true,"derived":true,"evidenceMineId":"4405484","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4405484|P19857|1988-10-11|C09519|1988-10-11|79890"}}],"coverage":{"historyRecords":5,"edgeCount":15,"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":"1991-02-19","lastDate":"1991-02-19","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":5,"firstDate":"1980-08-01","lastDate":"1988-10-11","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":4},"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/4405484/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4405484/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":"4405484","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}