{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"1518858","name":"Mine #9","status":"Abandoned","status_date":"2006-07-05","mine_type":"Underground","coal_metal":"C","commodity":"Coal (Bituminous)","state":"KY","county":"Letcher","nearest_town":"Isom","operator_id":"0051027","operator_name":"Enterprise Mining Company LLC","controller_id":"0127923","controller_name":"Alpha Natural Resources Holdings, Inc","district":"C05","office":"Norton VA Field Office","employees":0,"latitude":37.173055,"longitude":-82.946666},"coverage":{"contributingSources":5,"registeredSources":20,"sourceRows":19},"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":"1518858","name":"Mine #9"},"operator":{"type":"operator","id":"0051027","name":"Enterprise Mining Company LLC"},"controller":{"type":"controller","id":"0127923","name":"Alpha Natural Resources Holdings, Inc"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C16016","name":"Progress Energy Inc"},"object":{"type":"mine","id":"1518858","name":"Mine #9"},"validFrom":"2002-01-28","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518858|C16016|2002-01-28|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041395","name":"Amfire LLC"},"object":{"type":"mine","id":"1518858","name":"Mine #9"},"validFrom":"2003-01-31","validTo":"2003-01-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518858|0041395|2003-01-31|2003-01-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041211","name":"Alpha Natural Resources, Inc."},"object":{"type":"mine","id":"1518858","name":"Mine #9"},"validFrom":"2003-02-01","validTo":"2016-07-25","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518858|0041211|2003-02-01|2016-07-25"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P24577","name":"Diamond May Coal Co. Inc."},"object":{"type":"mine","id":"1518858","name":"Mine #9"},"validFrom":"2005-03-21","validTo":"2006-06-06","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518858|P24577|2005-03-21|2006-06-06"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C16016","name":"Progress Energy Inc"},"object":{"type":"operator","id":"P24577","name":"Diamond May Coal Co. Inc."},"validFrom":"2005-03-21","validTo":"2006-06-06","current":false,"derived":true,"evidenceMineId":"1518858","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518858|P24577|2005-03-21|C16016|2002-01-28|98049"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0051027","name":"Enterprise Mining Company LLC"},"object":{"type":"mine","id":"1518858","name":"Mine #9"},"validFrom":"2006-06-07","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518858|0051027|2006-06-07|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041211","name":"Alpha Natural Resources, Inc."},"object":{"type":"operator","id":"0051027","name":"Enterprise Mining Company LLC"},"validFrom":"2006-06-07","validTo":"2016-07-25","current":false,"derived":true,"evidenceMineId":"1518858","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518858|0051027|2006-06-07|0041211|2003-02-01|1646"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041395","name":"Amfire LLC"},"object":{"type":"operator","id":"0051027","name":"Enterprise Mining Company LLC"},"validFrom":"2006-06-07","validTo":"2003-01-31","current":false,"derived":true,"evidenceMineId":"1518858","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518858|0051027|2006-06-07|0041395|2003-01-31|2558"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0127923","name":"Alpha Natural Resources Holdings, Inc"},"object":{"type":"mine","id":"1518858","name":"Mine #9"},"validFrom":"2016-07-26","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518858|0127923|2016-07-26|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0127923","name":"Alpha Natural Resources Holdings, Inc"},"object":{"type":"operator","id":"0051027","name":"Enterprise Mining Company LLC"},"validFrom":"2016-07-26","validTo":null,"current":true,"derived":true,"evidenceMineId":"1518858","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518858|0051027|2006-06-07|0127923|2016-07-26|25431"}}],"coverage":{"historyRecords":4,"edgeCount":10,"intervalAnomalies":1,"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":"2006-07-05","lastDate":"2006-07-05","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":"2005-03-21","lastDate":"2006-06-07","metrics":{"recentRows":0,"currentOperatorTenures":3,"completedOperatorTenures":1},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":6,"firstDate":"2005-05-02","lastDate":"2006-07-05","metrics":{"inspectors":7,"recentRows":0,"onSiteHours":8,"inspectionHours":48.5,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"856690","EVENT_NO":"4182163","INSPECTION_BEGIN_DT":"07/05/2006","INSPECTION_END_DT":"07/07/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2006-07-05"},{"SOURCE_ROW_NUMBER":"303194","EVENT_NO":"4182153","INSPECTION_BEGIN_DT":"04/10/2006","INSPECTION_END_DT":"05/08/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"12.5","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2006-04-10"},{"SOURCE_ROW_NUMBER":"781216","EVENT_NO":"4182151","INSPECTION_BEGIN_DT":"01/05/2006","INSPECTION_END_DT":"01/18/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2006-01-05"},{"SOURCE_ROW_NUMBER":"764940","EVENT_NO":"4181396","INSPECTION_BEGIN_DT":"10/24/2005","INSPECTION_END_DT":"10/28/2005","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2005-10-24"},{"SOURCE_ROW_NUMBER":"157864","EVENT_NO":"4189167","INSPECTION_BEGIN_DT":"08/04/2005","INSPECTION_END_DT":"09/20/2005","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2005-08-04"},{"SOURCE_ROW_NUMBER":"280744","EVENT_NO":"4167926","INSPECTION_BEGIN_DT":"05/02/2005","INSPECTION_END_DT":"05/02/2005","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2005-05-02"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":7,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2006-Q3":{"hours":0,"employees":0,"production":0},"2006-Q2":{"hours":0,"employees":0,"production":0},"2006-Q1":{"hours":0,"employees":0,"production":0},"2005-Q4":{"hours":0,"employees":0,"production":0},"2005-Q3":{"hours":0,"employees":0,"production":0},"2005-Q2":{"hours":0,"employees":0,"production":0},"2005-Q1":{"hours":0,"employees":0,"production":0}},"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/1518858/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1518858/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":"1518858","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}