{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4406727","name":"No 10","status":"Abandoned and Sealed","status_date":"1998-05-21","mine_type":"Underground","coal_metal":"C","commodity":"Coal (Bituminous)","state":"VA","county":"Buchanan","nearest_town":"Keen Mountain","operator_id":"P19835","operator_name":"Calico Coal Inc","controller_id":"0112921","controller_name":"Cecil T  Brinager","district":"C05","office":"Vansant VA Field Office","employees":0,"latitude":37.2083,"longitude":-81.9014},"coverage":{"contributingSources":3,"registeredSources":20,"sourceRows":12},"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":"4406727","name":"No 10"},"operator":{"type":"operator","id":"P19835","name":"Calico Coal Inc"},"controller":{"type":"controller","id":"0112921","name":"Cecil T  Brinager"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C12302","name":"Larry Ray  Justus"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1985-12-12","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|C12302|1985-12-12|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C03960","name":"Ernest E  Varney et al"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1989-05-01","validTo":"2012-06-18","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|C03960|1989-05-01|2012-06-18"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P19835","name":"Calico Coal Inc"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1992-12-01","validTo":"1995-04-26","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P19835|1992-12-01|1995-04-26"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C03960","name":"Ernest E  Varney et al"},"object":{"type":"operator","id":"P19835","name":"Calico Coal Inc"},"validFrom":"1992-12-01","validTo":"1995-04-26","current":false,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P19835|1992-12-01|C03960|1989-05-01|64329"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P17512","name":"Just-Us Coal Corp"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1995-04-27","validTo":"1995-10-10","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P17512|1995-04-27|1995-10-10"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C12302","name":"Larry Ray  Justus"},"object":{"type":"operator","id":"P17512","name":"Just-Us Coal Corp"},"validFrom":"1995-04-27","validTo":"1995-10-10","current":false,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P17512|1995-04-27|C12302|1985-12-12|86563"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C01148","name":"MAPCO Inc"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1995-05-04","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|C01148|1995-05-04|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23117","name":"Raven Coal Company Inc"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1995-10-11","validTo":"1995-12-07","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P23117|1995-10-11|1995-12-07"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C01148","name":"MAPCO Inc"},"object":{"type":"operator","id":"P23117","name":"Raven Coal Company Inc"},"validFrom":"1995-10-11","validTo":"1995-12-07","current":false,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P23117|1995-10-11|C01148|1995-05-04|52601"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23288","name":"Kade Coal Company Inc"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1995-12-08","validTo":"1997-03-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P23288|1995-12-08|1997-03-30"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C00911","name":"Hackney Frank W"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1995-12-08","validTo":"1997-03-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|C00911|1995-12-08|1997-03-30"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C00911","name":"Hackney Frank W"},"object":{"type":"operator","id":"P23288","name":"Kade Coal Company Inc"},"validFrom":"1995-12-08","validTo":"1997-03-30","current":false,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P23288|1995-12-08|C00911|1995-12-08|51012"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23694","name":"K & N Coal Company Inc"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1997-03-31","validTo":"1997-11-13","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P23694|1997-03-31|1997-11-13"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15188","name":"Hackney Mark A"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1997-03-31","validTo":"1997-11-13","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|C15188|1997-03-31|1997-11-13"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15188","name":"Hackney Mark A"},"object":{"type":"operator","id":"P23694","name":"K & N Coal Company Inc"},"validFrom":"1997-03-31","validTo":"1997-11-13","current":false,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P23694|1997-03-31|C15188|1997-03-31|94958"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P19835","name":"Calico Coal Inc"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"1997-11-14","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P19835|1997-11-14|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C03960","name":"Ernest E  Varney et al"},"object":{"type":"operator","id":"P19835","name":"Calico Coal Inc"},"validFrom":"1997-11-14","validTo":"2012-06-18","current":false,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P19835|1997-11-14|C03960|1989-05-01|64330"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0104813","name":"Estate of Ernest E Varney"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"2012-06-19","validTo":"2014-04-14","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|0104813|2012-06-19|2014-04-14"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0104813","name":"Estate of Ernest E Varney"},"object":{"type":"operator","id":"P19835","name":"Calico Coal Inc"},"validFrom":"2012-06-19","validTo":"1995-04-26","current":false,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P19835|1992-12-01|0104813|2012-06-19|18318"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0104813","name":"Estate of Ernest E Varney"},"object":{"type":"operator","id":"P19835","name":"Calico Coal Inc"},"validFrom":"2012-06-19","validTo":"2014-04-14","current":false,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P19835|1997-11-14|0104813|2012-06-19|18319"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0112921","name":"Cecil T  Brinager"},"object":{"type":"mine","id":"4406727","name":"No 10"},"validFrom":"2014-04-15","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|0112921|2014-04-15|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0112921","name":"Cecil T  Brinager"},"object":{"type":"operator","id":"P19835","name":"Calico Coal Inc"},"validFrom":"2014-04-15","validTo":"1995-04-26","current":false,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P19835|1992-12-01|0112921|2014-04-15|20999"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0112921","name":"Cecil T  Brinager"},"object":{"type":"operator","id":"P19835","name":"Calico Coal Inc"},"validFrom":"2014-04-15","validTo":null,"current":true,"derived":true,"evidenceMineId":"4406727","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406727|P19835|1997-11-14|0112921|2014-04-15|21000"}}],"coverage":{"historyRecords":10,"edgeCount":23,"intervalAnomalies":2,"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":"1998-05-21","lastDate":"1998-05-21","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":10,"firstDate":"1992-12-01","lastDate":"1997-11-14","metrics":{"recentRows":0,"currentOperatorTenures":3,"completedOperatorTenures":7},"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/4406727/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4406727/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":"4406727","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}