{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4608183","name":"Beury Mountain Mine No. 1","status":"Abandoned","status_date":"2006-07-10","mine_type":"Surface","coal_metal":"C","commodity":"Coal (Bituminous)","state":"WV","county":"Fayette","nearest_town":"Thurmond","operator_id":"0053937","operator_name":"Eagle Ridge Development Group LLC","controller_id":"0044729","controller_name":"Perry  Queener","district":"C04","office":"Beckley Field Office","employees":0,"latitude":37.928611,"longitude":-81.0225},"coverage":{"contributingSources":10,"registeredSources":20,"sourceRows":79},"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":"4608183","name":"Beury Mountain Mine No. 1"},"operator":{"type":"operator","id":"0053937","name":"Eagle Ridge Development Group LLC"},"controller":{"type":"controller","id":"0044729","name":"Perry  Queener"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P21990","name":"Dabeka Inc"},"object":{"type":"mine","id":"4608183","name":"Beury Mountain Mine No. 1"},"validFrom":"1992-06-01","validTo":"1995-09-18","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608183|P21990|1992-06-01|1995-09-18"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14660","name":"Alvin W  Cox"},"object":{"type":"mine","id":"4608183","name":"Beury Mountain Mine No. 1"},"validFrom":"1992-06-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608183|C14660|1992-06-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14660","name":"Alvin W  Cox"},"object":{"type":"operator","id":"P21990","name":"Dabeka Inc"},"validFrom":"1992-06-01","validTo":"1995-09-18","current":false,"derived":true,"evidenceMineId":"4608183","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608183|P21990|1992-06-01|C14660|1992-06-01|93521"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23266","name":"Dabeka Inc"},"object":{"type":"mine","id":"4608183","name":"Beury Mountain Mine No. 1"},"validFrom":"1995-09-19","validTo":"1996-08-26","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608183|P23266|1995-09-19|1996-08-26"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13384","name":"John E  Plaster"},"object":{"type":"mine","id":"4608183","name":"Beury Mountain Mine No. 1"},"validFrom":"1995-09-19","validTo":"1996-08-26","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608183|C13384|1995-09-19|1996-08-26"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13384","name":"John E  Plaster"},"object":{"type":"operator","id":"P23266","name":"Dabeka Inc"},"validFrom":"1995-09-19","validTo":"1996-08-26","current":false,"derived":true,"evidenceMineId":"4608183","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608183|P23266|1995-09-19|C13384|1995-09-19|89499"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23529","name":"Dabeka Inc"},"object":{"type":"mine","id":"4608183","name":"Beury Mountain Mine No. 1"},"validFrom":"1996-08-27","validTo":"1997-01-26","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608183|P23529|1996-08-27|1997-01-26"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15464","name":"Lionel  Baldwin"},"object":{"type":"mine","id":"4608183","name":"Beury Mountain Mine No. 1"},"validFrom":"1996-08-27","validTo":"1997-01-26","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608183|C15464|1996-08-27|1997-01-26"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15464","name":"Lionel  Baldwin"},"object":{"type":"operator","id":"P23529","name":"Dabeka Inc"},"validFrom":"1996-08-27","validTo":"1997-01-26","current":false,"derived":true,"evidenceMineId":"4608183","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608183|P23529|1996-08-27|C15464|1996-08-27|95702"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23677","name":"Dabeka Inc"},"object":{"type":"mine","id":"4608183","name":"Beury Mountain Mine No. 1"},"validFrom":"1997-01-27","validTo":"1999-01-06","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608183|P23677|1997-01-27|1999-01-06"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15558","name":"Roy R  Tanner"},"object":{"type":"mine","id":"4608183","name":"Beury Mountain Mine No. 1"},"validFrom":"1997-01-27","validTo":"1999-01-06","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608183|C15558|1997-01-27|1999-01-06"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15558","name":"Roy R  Tanner"},"object":{"type":"operator","id":"P23677","name":"Dabeka Inc"},"validFrom":"1997-01-27","validTo":"1999-01-06","current":false,"derived":true,"evidenceMineId":"4608183","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608183|P23677|1997-01-27|C15558|1997-01-27|95963"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P21990","name":"Dabeka Inc"},"object":{"type":"mine","id":"4608183","name":"Beury Mountain Mine No. 1"},"validFrom":"1999-01-07","validTo":"2004-08-07","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608183|P21990|1999-01-07|2004-08-07"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14660","name":"Alvin W  Cox"},"object":{"type":"operator","id":"P21990","name":"Dabeka Inc"},"validFrom":"1999-01-07","validTo":"2004-08-07","current":false,"derived":true,"evidenceMineId":"4608183","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608183|P21990|1999-01-07|C14660|1992-06-01|93522"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0053937","name":"Eagle Ridge Development Group LLC"},"object":{"type":"mine","id":"4608183","name":"Beury Mountain Mine No. 1"},"validFrom":"2004-08-08","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608183|0053937|2004-08-08|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0044729","name":"Perry  Queener et al"},"object":{"type":"mine","id":"4608183","name":"Beury Mountain Mine No. 1"},"validFrom":"2004-08-08","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608183|0044729|2004-08-08|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0044729","name":"Perry  Queener et al"},"object":{"type":"operator","id":"0053937","name":"Eagle Ridge Development Group LLC"},"validFrom":"2004-08-08","validTo":null,"current":true,"derived":true,"evidenceMineId":"4608183","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608183|0053937|2004-08-08|0044729|2004-08-08|5136"}}],"coverage":{"historyRecords":6,"edgeCount":17,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"sources":[{"id":"msha-accidents","name":"Accident, Injuries, and Illnesses","domains":["safety","contractors"],"products":["incident trends","severity rates","equipment patterns","peer denominators"],"rowCount":1,"firstDate":"2006-02-27","lastDate":"2006-02-27","metrics":{"daysLost":0,"injuries":1,"fatalities":0,"recentRows":0,"restrictedDays":0,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"115384","DOCUMENT_NO":"220060720071","ACCIDENT_DT":"02/27/2006","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"POWERED HAULAGE","ACCIDENT_TYPE":"Struck against stationary object","OCCUPATION":"Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee stated that truck had stalled. The engine stopped. The truck rolled down the haul road and hit the berm, stopping suddenly. Miner was removed from the truck. Ambulance called. Treated and released from hospital. Employee was unconscious when the first person reached him.","sourceDate":"2006-02-27"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2006-07-10","lastDate":"2006-07-10","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":16,"firstDate":"2000-08-09","lastDate":"2005-09-21","metrics":{"recentRows":0,"cpdmSamples":0,"voidSamples":1,"validSamples":15,"maxConcentration":12.309,"concentrationTotal":16.658},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1606282","CASS_NUM":"57569190","SMP_TAKEN_DT":"9/21/2005","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":"SAMPLE NOT VOIDED","OCC_CD_DESC":"REFUSE TRUCK DRIVER/BACKFILL TRUCK DRIVE","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2005-09-21"},{"SOURCE_ROW_NUMBER":"1453603","CASS_NUM":"57569147","SMP_TAKEN_DT":"9/21/2005","CONC":".188","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":"BACKHOE OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2005-09-21"},{"SOURCE_ROW_NUMBER":"1218600","CASS_NUM":"57569162","SMP_TAKEN_DT":"9/21/2005","CONC":".398","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":"ASSIST MINE FOREMAN/ASSIST MINE MANAGER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2005-09-21"},{"SOURCE_ROW_NUMBER":"827687","CASS_NUM":"57569100","SMP_TAKEN_DT":"9/21/2005","CONC":".192","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":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2005-09-21"},{"SOURCE_ROW_NUMBER":"397385","CASS_NUM":"57569131","SMP_TAKEN_DT":"9/21/2005","CONC":".217","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":"LABORER/BLACKSMITH","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2005-09-21"},{"SOURCE_ROW_NUMBER":"252811","CASS_NUM":"57569152","SMP_TAKEN_DT":"9/21/2005","CONC":".106","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":"WATER TRUCK OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2005-09-21"},{"SOURCE_ROW_NUMBER":"1477764","CASS_NUM":"57501658","SMP_TAKEN_DT":"3/30/2005","CONC":".31","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":"ROTARY BUCKET EXCAVATOR OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2005-03-30"},{"SOURCE_ROW_NUMBER":"1085057","CASS_NUM":"57501685","SMP_TAKEN_DT":"3/30/2005","CONC":".477","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":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2005-03-30"},{"SOURCE_ROW_NUMBER":"350638","CASS_NUM":"57501667","SMP_TAKEN_DT":"3/30/2005","CONC":".105","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":"REFUSE TRUCK DRIVER/BACKFILL TRUCK DRIVE","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2005-03-30"},{"SOURCE_ROW_NUMBER":"266142","CASS_NUM":"57413141","SMP_TAKEN_DT":"3/28/2002","CONC":"12.309","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"CASSETTE DID NOT MATCH CARD","OCC_CD_DESC":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2002-03-28"},{"SOURCE_ROW_NUMBER":"1655008","CASS_NUM":"57332842","SMP_TAKEN_DT":"7/24/2001","CONC":".098","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":"2001-07-24"},{"SOURCE_ROW_NUMBER":"1048465","CASS_NUM":"57332661","SMP_TAKEN_DT":"7/24/2001","CONC":"1.294","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":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2001-07-24"}]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":6,"firstDate":"1992-06-01","lastDate":"2004-08-08","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":5},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":20,"firstDate":"2000-03-30","lastDate":"2006-02-03","metrics":{"inspectors":24,"recentRows":0,"onSiteHours":158.75,"inspectionHours":345.5,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"85142","EVENT_NO":"4112642","INSPECTION_BEGIN_DT":"02/03/2006","INSPECTION_END_DT":"02/09/2006","ACTIVITY_CODE":"E17","ACTIVITY":"Special Emphasis Programs","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.5","SUM_TOTAL_ON_SITE_HOURS":"2.25","sourceDate":"2006-02-03"},{"SOURCE_ROW_NUMBER":"690747","EVENT_NO":"4112584","INSPECTION_BEGIN_DT":"01/09/2006","INSPECTION_END_DT":"03/30/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"26","SUM_TOTAL_ON_SITE_HOURS":"15.5","sourceDate":"2006-01-09"},{"SOURCE_ROW_NUMBER":"1156506","EVENT_NO":"4107399","INSPECTION_BEGIN_DT":"09/20/2005","INSPECTION_END_DT":"09/21/2005","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"30","SUM_TOTAL_ON_SITE_HOURS":"15","sourceDate":"2005-09-20"},{"SOURCE_ROW_NUMBER":"124757","EVENT_NO":"4108294","INSPECTION_BEGIN_DT":"04/12/2005","INSPECTION_END_DT":"04/12/2005","ACTIVITY_CODE":"E22","ACTIVITY":"Health Technical Investigation","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2005-04-12"},{"SOURCE_ROW_NUMBER":"623652","EVENT_NO":"4110808","INSPECTION_BEGIN_DT":"01/06/2005","INSPECTION_END_DT":"03/30/2005","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"27","SUM_TOTAL_ON_SITE_HOURS":"14","sourceDate":"2005-01-06"},{"SOURCE_ROW_NUMBER":"158760","EVENT_NO":"4105720","INSPECTION_BEGIN_DT":"09/13/2004","INSPECTION_END_DT":"09/16/2004","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"11","SUM_TOTAL_ON_SITE_HOURS":"5.5","sourceDate":"2004-09-13"},{"SOURCE_ROW_NUMBER":"1018283","EVENT_NO":"4100343","INSPECTION_BEGIN_DT":"09/29/2003","INSPECTION_END_DT":"09/29/2003","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"10","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2003-09-29"},{"SOURCE_ROW_NUMBER":"896840","EVENT_NO":"4102759","INSPECTION_BEGIN_DT":"03/31/2003","INSPECTION_END_DT":"03/31/2003","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2003-03-31"},{"SOURCE_ROW_NUMBER":"1118919","EVENT_NO":"4098477","INSPECTION_BEGIN_DT":"08/12/2002","INSPECTION_END_DT":"09/26/2002","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"25.5","SUM_TOTAL_ON_SITE_HOURS":"11","sourceDate":"2002-08-12"},{"SOURCE_ROW_NUMBER":"107761","EVENT_NO":"4098478","INSPECTION_BEGIN_DT":"08/12/2002","INSPECTION_END_DT":"12/17/2002","ACTIVITY_CODE":"BAF","ACTIVITY":"RESP DUST TECH INSP - SURFACE MINES","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8.5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2002-08-12"},{"SOURCE_ROW_NUMBER":"216055","EVENT_NO":"4098465","INSPECTION_BEGIN_DT":"03/28/2002","INSPECTION_END_DT":"03/28/2002","ACTIVITY_CODE":"BAF","ACTIVITY":"RESP DUST TECH INSP - SURFACE MINES","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"11.5","SUM_TOTAL_ON_SITE_HOURS":"8","sourceDate":"2002-03-28"},{"SOURCE_ROW_NUMBER":"680098","EVENT_NO":"4098464","INSPECTION_BEGIN_DT":"03/21/2002","INSPECTION_END_DT":"03/28/2002","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"23","SUM_TOTAL_ON_SITE_HOURS":"12","sourceDate":"2002-03-21"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":24,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2006-Q3":{"hours":245,"employees":2,"production":2448},"2006-Q2":{"hours":1347,"employees":6,"production":5167},"2006-Q1":{"hours":3397,"employees":7,"production":785},"2005-Q4":{"hours":3387,"employees":6,"production":5007},"2005-Q3":{"hours":3229,"employees":6,"production":5731},"2005-Q2":{"hours":3037,"employees":5,"production":8157},"2005-Q1":{"hours":2878,"employees":6,"production":1359},"2004-Q4":{"hours":2870,"employees":6,"production":477},"2004-Q3":{"hours":1412,"employees":6,"production":0},"2003-Q3":{"hours":30,"employees":1,"production":0},"2003-Q2":{"hours":30,"employees":1,"production":0},"2003-Q1":{"hours":30,"employees":1,"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":7,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":2580,"employees":2,"production":3590},"2001":{"hours":3600,"employees":2,"production":5648},"2002":{"hours":1170,"employees":2,"production":1604},"2003":{"hours":90,"employees":1,"production":0},"2004":{"hours":4282,"employees":6,"production":477},"2005":{"hours":12531,"employees":6,"production":20254},"2006":{"hours":4989,"employees":5,"production":8400}},"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":2,"firstDate":"2001-07-24","lastDate":"2001-07-24","metrics":{"recentRows":0,"doseOver100":1,"actDoseTotal":200,"pelDoseTotal":187},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"235205","EVENT_NO":"4093477","SURVEY_DATE":"07/24/2001","OCCUPATION_CD_DESC":"BULLDOZER OPERATOR","MACHINE_CD":"03","MANUFACTURER_CD":"018","ACT_DOSE_85":"174","PEL_DOSE_90":"169","SURVEY_TYPE":"I","sourceDate":"2001-07-24"},{"SOURCE_ROW_NUMBER":"235204","EVENT_NO":"4093477","SURVEY_DATE":"07/24/2001","OCCUPATION_CD_DESC":"HIGHLIFT OPERATOR/FRONT END LOADER","MACHINE_CD":"18","MANUFACTURER_CD":"018","ACT_DOSE_85":"26","PEL_DOSE_90":"18","SURVEY_TYPE":"I","sourceDate":"2001-07-24"}]},{"id":"msha-quartz-samples","name":"Quartz Samples — Coal","domains":["health","safety"],"products":["quartz exposure trends","occupation context","applicable-rule linkage"],"rowCount":1,"firstDate":"2001-07-24","lastDate":"2001-07-24","metrics":{"recentRows":0,"voidSamples":0,"maxQuartzPct":43.9,"validSamples":1,"quartzPctTotal":43.9},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"119588","CASSETTE_NO":"57332661","SAMPLE_DT":"07/24/2001","QUARTZ_PCT":"43.9","OCC_CODE_DESC":"BULLDOZER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED WORK POSITION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2001-07-24"}]}],"safety":{"href":"/api/v1/mines/4608183/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4608183/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":"4608183","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}