{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4609358","name":"Mine No. 8","status":"Abandoned","status_date":"2024-02-05","mine_type":"Underground","coal_metal":"C","commodity":"Coal (Bituminous)","state":"WV","county":"Mcdowell","nearest_town":"Mohawk","operator_id":"0165133","operator_name":"JHJN Resources, LLC","controller_id":"0164241","controller_name":"Active Resources Inc","district":"C04","office":"Beckley District","employees":0,"latitude":37.498889,"longitude":-81.810278},"coverage":{"contributingSources":6,"registeredSources":20,"sourceRows":50},"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":"4609358","name":"Mine No. 8"},"operator":{"type":"operator","id":"0165133","name":"JHJN Resources, LLC"},"controller":{"type":"controller","id":"0164241","name":"Active Resources Inc"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15217","name":"David  Cline"},"object":{"type":"mine","id":"4609358","name":"Mine No. 8"},"validFrom":"1995-03-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609358|C15217|1995-03-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23069","name":"Rock N\" Roll Coal Company, Inc.\""},"object":{"type":"mine","id":"4609358","name":"Mine No. 8"},"validFrom":"2010-01-01","validTo":"2019-05-23","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609358|P23069|2010-01-01|2019-05-23"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15217","name":"David  Cline"},"object":{"type":"operator","id":"P23069","name":"Rock N\" Roll Coal Company, Inc.\""},"validFrom":"2010-01-01","validTo":"2019-05-23","current":false,"derived":true,"evidenceMineId":"4609358","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609358|P23069|2010-01-01|C15217|1995-03-01|95044"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0165133","name":"JHJN Resources, LLC"},"object":{"type":"mine","id":"4609358","name":"Mine No. 8"},"validFrom":"2019-05-24","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609358|0165133|2019-05-24|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0149461","name":"Jon  Nix et al"},"object":{"type":"mine","id":"4609358","name":"Mine No. 8"},"validFrom":"2019-05-24","validTo":"2021-08-24","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609358|0149461|2019-05-24|2021-08-24"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0149461","name":"Jon  Nix et al"},"object":{"type":"operator","id":"0165133","name":"JHJN Resources, LLC"},"validFrom":"2019-05-24","validTo":"2021-08-24","current":false,"derived":true,"evidenceMineId":"4609358","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609358|0165133|2019-05-24|0149461|2019-05-24|30705"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0149461","name":"Jack R Hagewood et al"},"object":{"type":"operator","id":"0165133","name":"JHJN Resources, LLC"},"validFrom":"2019-05-24","validTo":"2021-08-24","current":false,"derived":true,"evidenceMineId":"4609358","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609358|0165133|2019-05-24|0149461|2019-05-24|30706"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0164241","name":"Active Resources Inc"},"object":{"type":"mine","id":"4609358","name":"Mine No. 8"},"validFrom":"2021-08-25","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609358|0164241|2021-08-25|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0164241","name":"Active Resources Inc"},"object":{"type":"operator","id":"0165133","name":"JHJN Resources, LLC"},"validFrom":"2021-08-25","validTo":null,"current":true,"derived":true,"evidenceMineId":"4609358","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609358|0165133|2019-05-24|0164241|2021-08-25|34382"}}],"coverage":{"historyRecords":4,"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":"2024-02-05","lastDate":"2024-02-05","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":"2010-01-01","lastDate":"2019-05-24","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":7,"firstDate":"2011-04-11","lastDate":"2012-04-05","metrics":{"inspectors":10,"recentRows":0,"onSiteHours":14,"inspectionHours":46,"inspectionSamples":5},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"978066","EVENT_NO":"6297402","INSPECTION_BEGIN_DT":"04/05/2012","INSPECTION_END_DT":"04/05/2012","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2012-04-05"},{"SOURCE_ROW_NUMBER":"996195","EVENT_NO":"6295678","INSPECTION_BEGIN_DT":"01/26/2012","INSPECTION_END_DT":"01/26/2012","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2012-01-26"},{"SOURCE_ROW_NUMBER":"43053","EVENT_NO":"6295674","INSPECTION_BEGIN_DT":"01/18/2012","INSPECTION_END_DT":"01/18/2012","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2012-01-18"},{"SOURCE_ROW_NUMBER":"614891","EVENT_NO":"6295654","INSPECTION_BEGIN_DT":"10/04/2011","INSPECTION_END_DT":"10/04/2011","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2011-10-04"},{"SOURCE_ROW_NUMBER":"629269","EVENT_NO":"6289299","INSPECTION_BEGIN_DT":"07/05/2011","INSPECTION_END_DT":"07/05/2011","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"3","SUM_TOTAL_INSP_HOURS":"13","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2011-07-05"},{"SOURCE_ROW_NUMBER":"747554","EVENT_NO":"6292182","INSPECTION_BEGIN_DT":"05/11/2011","INSPECTION_END_DT":"05/11/2011","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"3.5","sourceDate":"2011-05-11"},{"SOURCE_ROW_NUMBER":"512666","EVENT_NO":"6289286","INSPECTION_BEGIN_DT":"04/11/2011","INSPECTION_END_DT":"04/12/2011","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2011-04-11"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":36,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2019-Q4":{"hours":1,"employees":1,"production":0},"2012-Q3":{"hours":0,"employees":0,"production":0},"2012-Q2":{"hours":0,"employees":0,"production":0},"2012-Q1":{"hours":0,"employees":0,"production":0},"2011-Q4":{"hours":0,"employees":0,"production":0},"2011-Q3":{"hours":0,"employees":0,"production":0},"2011-Q2":{"hours":0,"employees":0,"production":0},"2011-Q1":{"hours":0,"employees":0,"production":0},"2010-Q4":{"hours":0,"employees":0,"production":0},"2010-Q3":{"hours":0,"employees":0,"production":0},"2010-Q2":{"hours":0,"employees":0,"production":0},"2010-Q1":{"hours":0,"employees":0,"production":0}},"recentRecords":[]},{"id":"msha-mine-production-yearly","name":"Mine Employment and Production — Yearly","domains":["production","safety","compliance"],"products":["annual trend","backfill","quarterly reconciliation"],"rowCount":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2019":{"hours":1,"employees":1,"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/4609358/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4609358/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":"4609358","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}