{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"1518046","name":"Mine #4","status":"Abandoned","status_date":"2003-01-14","mine_type":"Surface","coal_metal":"C","commodity":"Coal (Bituminous)","state":"KY","county":"Knott","nearest_town":"Hindman","operator_id":"P21938","operator_name":"Carbon River Coal Corp","controller_id":"C13425","controller_name":"Ricky D  Kirk; Jerry  Wells Jr","district":"C07","office":"Hazard KY Field Office","employees":0,"latitude":37.303611,"longitude":-82.963611},"coverage":{"contributingSources":8,"registeredSources":20,"sourceRows":40},"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":"1518046","name":"Mine #4"},"operator":{"type":"operator","id":"P21938","name":"Carbon River Coal Corp"},"controller":{"type":"controller","id":"C13425","name":"Ricky D  Kirk; Jerry  Wells Jr"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13425","name":"Ricky D  Kirk  et al"},"object":{"type":"mine","id":"1518046","name":"Mine #4"},"validFrom":"1984-06-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518046|C13425|1984-06-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P21938","name":"Carbon River Coal Corp"},"object":{"type":"mine","id":"1518046","name":"Mine #4"},"validFrom":"1998-05-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518046|P21938|1998-05-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13425","name":"Ricky D  Kirk  et al"},"object":{"type":"operator","id":"P21938","name":"Carbon River Coal Corp"},"validFrom":"1998-05-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"1518046","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518046|P21938|1998-05-01|C13425|1984-06-01|89881"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13425","name":"Jerry  Wells Jr  et al"},"object":{"type":"operator","id":"P21938","name":"Carbon River Coal Corp"},"validFrom":"1998-05-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"1518046","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518046|P21938|1998-05-01|C13425|1984-06-01|89882"}}],"coverage":{"historyRecords":2,"edgeCount":4,"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":"2003-01-14","lastDate":"2003-01-14","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-coal-dust-samples","name":"Coal Dust Samples","domains":["health","safety"],"products":["respirable dust trends","CPDM coverage","void patterns","occupation exposure"],"rowCount":12,"firstDate":"2000-02-18","lastDate":"2000-05-01","metrics":{"recentRows":0,"cpdmSamples":0,"voidSamples":7,"validSamples":5,"maxConcentration":2.166,"concentrationTotal":5.56},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1119523","CASS_NUM":"57271315","SMP_TAKEN_DT":"5/1/2000","CONC":".615","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"GROUNDMAN","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-05-01"},{"SOURCE_ROW_NUMBER":"834801","CASS_NUM":"57271332","SMP_TAKEN_DT":"5/1/2000","CONC":".359","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"AUGER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-05-01"},{"SOURCE_ROW_NUMBER":"799506","CASS_NUM":"57271222","SMP_TAKEN_DT":"5/1/2000","CONC":"2.166","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"HIGHLIFT OPERATOR/FRONT END LOADER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-05-01"},{"SOURCE_ROW_NUMBER":"651732","CASS_NUM":"57271253","SMP_TAKEN_DT":"5/1/2000","CONC":".357","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"FORKLIFT OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-05-01"},{"SOURCE_ROW_NUMBER":"1429580","CASS_NUM":"57271510","SMP_TAKEN_DT":"4/24/2000","CONC":".115","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"INSPECTOR VOID; RAIN","OCC_CD_DESC":"FORKLIFT OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-04-24"},{"SOURCE_ROW_NUMBER":"336890","CASS_NUM":"57271273","SMP_TAKEN_DT":"4/24/2000","CONC":".197","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"INSPECTOR VOID; RAIN","OCC_CD_DESC":"GROUNDMAN","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-04-24"},{"SOURCE_ROW_NUMBER":"77782","CASS_NUM":"57271331","SMP_TAKEN_DT":"4/24/2000","CONC":".111","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"INSPECTOR VOID; RAIN","OCC_CD_DESC":"AUGER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-04-24"},{"SOURCE_ROW_NUMBER":"1511979","CASS_NUM":"57271469","SMP_TAKEN_DT":"4/18/2000","CONC":".244","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"INSPECTOR VOID; RAIN","OCC_CD_DESC":"FORKLIFT OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-04-18"},{"SOURCE_ROW_NUMBER":"1151000","CASS_NUM":"57271506","SMP_TAKEN_DT":"4/18/2000","CONC":".609","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"INSPECTOR VOID; RAIN","OCC_CD_DESC":"AUGER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-04-18"},{"SOURCE_ROW_NUMBER":"394001","CASS_NUM":"57271522","SMP_TAKEN_DT":"4/18/2000","CONC":".294","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"INSPECTOR VOID; RAIN","OCC_CD_DESC":"HIGHLIFT OPERATOR/FRONT END LOADER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-04-18"},{"SOURCE_ROW_NUMBER":"9176","CASS_NUM":"57271500","SMP_TAKEN_DT":"4/18/2000","CONC":".157","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"INSPECTOR VOID; RAIN","OCC_CD_DESC":"GROUNDMAN","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-04-18"},{"SOURCE_ROW_NUMBER":"789633","CASS_NUM":"50522626","SMP_TAKEN_DT":"2/18/2000","CONC":".336","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT YET USED IN DETERMINATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"AUGER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-02-18"}]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":2,"firstDate":"1998-05-01","lastDate":"1998-05-01","metrics":{"recentRows":0,"currentOperatorTenures":2,"completedOperatorTenures":0},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":10,"firstDate":"2000-03-20","lastDate":"2003-01-21","metrics":{"inspectors":10,"recentRows":0,"onSiteHours":45.5,"inspectionHours":81,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"19738","EVENT_NO":"4242558","INSPECTION_BEGIN_DT":"01/21/2003","INSPECTION_END_DT":"01/21/2003","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2003-01-21"},{"SOURCE_ROW_NUMBER":"440852","EVENT_NO":"4232762","INSPECTION_BEGIN_DT":"10/09/2002","INSPECTION_END_DT":"10/09/2002","ACTIVITY_CODE":"CAA","ACTIVITY":"SPOT INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2002-10-09"},{"SOURCE_ROW_NUMBER":"831259","EVENT_NO":"4226186","INSPECTION_BEGIN_DT":"06/25/2002","INSPECTION_END_DT":"06/25/2002","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2002-06-25"},{"SOURCE_ROW_NUMBER":"424716","EVENT_NO":"4226429","INSPECTION_BEGIN_DT":"02/11/2002","INSPECTION_END_DT":"02/11/2002","ACTIVITY_CODE":"CDB","ACTIVITY":"ACCIDENT PREVENTION SPOT INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2002-02-11"},{"SOURCE_ROW_NUMBER":"539360","EVENT_NO":"4226159","INSPECTION_BEGIN_DT":"12/17/2001","INSPECTION_END_DT":"12/17/2001","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2001-12-17"},{"SOURCE_ROW_NUMBER":"345163","EVENT_NO":"4225625","INSPECTION_BEGIN_DT":"09/07/2001","INSPECTION_END_DT":"09/07/2001","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6.5","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2001-09-07"},{"SOURCE_ROW_NUMBER":"592624","EVENT_NO":"4225539","INSPECTION_BEGIN_DT":"02/27/2001","INSPECTION_END_DT":"02/27/2001","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2001-02-27"},{"SOURCE_ROW_NUMBER":"663880","EVENT_NO":"4233637","INSPECTION_BEGIN_DT":"07/25/2000","INSPECTION_END_DT":"07/25/2000","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3.5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2000-07-25"},{"SOURCE_ROW_NUMBER":"75902","EVENT_NO":"4233819","INSPECTION_BEGIN_DT":"04/18/2000","INSPECTION_END_DT":"05/11/2000","ACTIVITY_CODE":"BAF","ACTIVITY":"RESP DUST TECH INSP - SURFACE MINES","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"28","SUM_TOTAL_ON_SITE_HOURS":"19","sourceDate":"2000-04-18"},{"SOURCE_ROW_NUMBER":"312112","EVENT_NO":"4233805","INSPECTION_BEGIN_DT":"03/20/2000","INSPECTION_END_DT":"03/30/2000","ACTIVITY_CODE":"BBB","ACTIVITY":"NOISE TECHNICAL INVESTIGATION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"21","SUM_TOTAL_ON_SITE_HOURS":"15","sourceDate":"2000-03-20"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":10,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2003-Q1":{"hours":0,"employees":0,"production":0},"2002-Q4":{"hours":0,"employees":0,"production":0},"2002-Q3":{"hours":0,"employees":0,"production":0},"2002-Q1":{"hours":0,"employees":0,"production":0},"2001-Q4":{"hours":0,"employees":0,"production":0},"2001-Q3":{"hours":0,"employees":0,"production":0},"2001-Q2":{"hours":0,"employees":0,"production":0},"2000-Q3":{"hours":6813,"employees":10,"production":69727},"2000-Q2":{"hours":5002,"employees":9,"production":26555},"2000-Q1":{"hours":6263,"employees":9,"production":37780}},"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":{"2000":{"hours":18078,"employees":9,"production":134062}},"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":[]},{"id":"msha-noise-samples","name":"Noise Samples","domains":["health","safety","equipment"],"products":["hearing exposure","machine and manufacturer patterns","occupation coverage"],"rowCount":3,"firstDate":"2000-03-29","lastDate":"2000-03-29","metrics":{"recentRows":0,"doseOver100":2,"actDoseTotal":317,"pelDoseTotal":223},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"67230","EVENT_NO":"4233805","SURVEY_DATE":"03/29/2000","OCCUPATION_CD_DESC":"AUGER OPERATOR","MACHINE_CD":"40","MANUFACTURER_CD":"119","ACT_DOSE_85":"28","PEL_DOSE_90":"1","SURVEY_TYPE":"I","sourceDate":"2000-03-29"},{"SOURCE_ROW_NUMBER":"67229","EVENT_NO":"4233805","SURVEY_DATE":"03/29/2000","OCCUPATION_CD_DESC":"GROUNDMAN","MACHINE_CD":"40","MANUFACTURER_CD":"119","ACT_DOSE_85":"151","PEL_DOSE_90":"117","SURVEY_TYPE":"I","sourceDate":"2000-03-29"},{"SOURCE_ROW_NUMBER":"67228","EVENT_NO":"4233805","SURVEY_DATE":"03/29/2000","OCCUPATION_CD_DESC":"FORKLIFT OPERATOR","MACHINE_CD":"17","MANUFACTURER_CD":"018","ACT_DOSE_85":"138","PEL_DOSE_90":"105","SURVEY_TYPE":"I","sourceDate":"2000-03-29"}]}],"safety":{"href":"/api/v1/mines/1518046/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1518046/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":"1518046","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}