{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4605382","name":"Crown Hill Dock","status":"Temporarily Idled","status_date":"2026-06-10","mine_type":"Facility","coal_metal":"C","commodity":"Coal (Bituminous)","state":"WV","county":"Kanawha","nearest_town":"Hansford","operator_id":"P23860","operator_name":"Kingston Mining, Inc.","controller_id":"0127321","controller_name":"Alpha Metallurgical Resources Inc","district":"C04","office":"Mt. Carbon WV Field Office","employees":1,"latitude":38.201944,"longitude":-81.413333},"coverage":{"contributingSources":14,"registeredSources":20,"sourceRows":2803},"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":"4605382","name":"Crown Hill Dock"},"operator":{"type":"operator","id":"P23860","name":"Kingston Mining, Inc."},"controller":{"type":"controller","id":"0127321","name":"Alpha Metallurgical Resources Inc"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C01850","name":"Lawson W  Hamilton Jr"},"object":{"type":"mine","id":"4605382","name":"Crown Hill Dock"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|C01850|1950-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P00663","name":"Ford Coal Company"},"object":{"type":"mine","id":"4605382","name":"Crown Hill Dock"},"validFrom":"1976-12-01","validTo":"1979-02-15","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|P00663|1976-12-01|1979-02-15"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C01850","name":"Lawson W  Hamilton Jr"},"object":{"type":"operator","id":"P00663","name":"Ford Coal Company"},"validFrom":"1976-12-01","validTo":"1979-02-15","current":false,"derived":true,"evidenceMineId":"4605382","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|P00663|1976-12-01|C01850|1950-01-01|56447"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P09353","name":"Greater Kanawha Industries Inc"},"object":{"type":"mine","id":"4605382","name":"Crown Hill Dock"},"validFrom":"1979-02-16","validTo":"1989-07-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|P09353|1979-02-16|1989-07-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C07370","name":"George  Davis Jr"},"object":{"type":"mine","id":"4605382","name":"Crown Hill Dock"},"validFrom":"1979-02-16","validTo":"1989-07-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|C07370|1979-02-16|1989-07-31"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C07370","name":"George  Davis Jr"},"object":{"type":"operator","id":"P09353","name":"Greater Kanawha Industries Inc"},"validFrom":"1979-02-16","validTo":"1989-07-31","current":false,"derived":true,"evidenceMineId":"4605382","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|P09353|1979-02-16|C07370|1979-02-16|74428"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P20564","name":"Paint Creek Terminals Inc"},"object":{"type":"mine","id":"4605382","name":"Crown Hill Dock"},"validFrom":"1989-08-01","validTo":"2002-03-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|P20564|1989-08-01|2002-03-04"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C00012","name":"Ashland Inc et al"},"object":{"type":"mine","id":"4605382","name":"Crown Hill Dock"},"validFrom":"1989-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|C00012|1989-08-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C00012","name":"Ashland Inc et al"},"object":{"type":"operator","id":"P20564","name":"Paint Creek Terminals Inc"},"validFrom":"1989-08-01","validTo":"2002-03-04","current":false,"derived":true,"evidenceMineId":"4605382","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|P20564|1989-08-01|C00012|1989-08-01|43397"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15532","name":"Rag Aktiengesellschaft"},"object":{"type":"mine","id":"4605382","name":"Crown Hill Dock"},"validFrom":"1997-09-27","validTo":"2004-07-29","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|C15532|1997-09-27|2004-07-29"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0050418","name":"Law River Company, LLC"},"object":{"type":"mine","id":"4605382","name":"Crown Hill Dock"},"validFrom":"2002-03-05","validTo":"2022-06-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|0050418|2002-03-05|2022-06-30"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0040801","name":"Warren  Hylton et al"},"object":{"type":"mine","id":"4605382","name":"Crown Hill Dock"},"validFrom":"2002-03-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|0040801|2002-03-05|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0040801","name":"Warren  Hylton et al"},"object":{"type":"operator","id":"0050418","name":"Law River Company, LLC"},"validFrom":"2002-03-05","validTo":"2022-06-30","current":false,"derived":true,"evidenceMineId":"4605382","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|0050418|2002-03-05|0040801|2002-03-05|690"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0040801","name":"L W  Hamilton et al"},"object":{"type":"operator","id":"0050418","name":"Law River Company, LLC"},"validFrom":"2002-03-05","validTo":"2022-06-30","current":false,"derived":true,"evidenceMineId":"4605382","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|0050418|2002-03-05|0040801|2002-03-05|691"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0044281","name":"Foundation Coal Corporation"},"object":{"type":"mine","id":"4605382","name":"Crown Hill Dock"},"validFrom":"2004-07-30","validTo":"2009-07-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|0044281|2004-07-30|2009-07-30"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041211","name":"Alpha Natural Resources, Inc."},"object":{"type":"mine","id":"4605382","name":"Crown Hill Dock"},"validFrom":"2009-07-31","validTo":"2016-07-25","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|0041211|2009-07-31|2016-07-25"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0127923","name":"Alpha Natural Resources Holdings, Inc"},"object":{"type":"mine","id":"4605382","name":"Crown Hill Dock"},"validFrom":"2016-07-26","validTo":"2018-11-08","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|0127923|2016-07-26|2018-11-08"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0127321","name":"Alpha Metallurgical Resources Inc"},"object":{"type":"mine","id":"4605382","name":"Crown Hill Dock"},"validFrom":"2018-11-09","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|0127321|2018-11-09|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23860","name":"Kingston Mining, Inc."},"object":{"type":"mine","id":"4605382","name":"Crown Hill Dock"},"validFrom":"2022-07-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|P23860|2022-07-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041211","name":"Alpha Natural Resources, Inc."},"object":{"type":"operator","id":"P23860","name":"Kingston Mining, Inc."},"validFrom":"2022-07-01","validTo":"2016-07-25","current":false,"derived":true,"evidenceMineId":"4605382","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|P23860|2022-07-01|0041211|2009-07-31|1765"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0044281","name":"Foundation Coal Corporation"},"object":{"type":"operator","id":"P23860","name":"Kingston Mining, Inc."},"validFrom":"2022-07-01","validTo":"2009-07-30","current":false,"derived":true,"evidenceMineId":"4605382","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|P23860|2022-07-01|0044281|2004-07-30|4977"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0127321","name":"Alpha Metallurgical Resources Inc"},"object":{"type":"operator","id":"P23860","name":"Kingston Mining, Inc."},"validFrom":"2022-07-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"4605382","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|P23860|2022-07-01|0127321|2018-11-09|24774"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0127923","name":"Alpha Natural Resources Holdings, Inc"},"object":{"type":"operator","id":"P23860","name":"Kingston Mining, Inc."},"validFrom":"2022-07-01","validTo":"2018-11-08","current":false,"derived":true,"evidenceMineId":"4605382","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|P23860|2022-07-01|0127923|2016-07-26|25139"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15532","name":"Rag Aktiengesellschaft"},"object":{"type":"operator","id":"P23860","name":"Kingston Mining, Inc."},"validFrom":"2022-07-01","validTo":"2004-07-29","current":false,"derived":true,"evidenceMineId":"4605382","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4605382|P23860|2022-07-01|C15532|1997-09-27|95873"}}],"coverage":{"historyRecords":10,"edgeCount":24,"intervalAnomalies":4,"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":11,"firstDate":"2000-01-13","lastDate":"2014-04-18","metrics":{"daysLost":28,"injuries":11,"fatalities":1,"recentRows":0,"restrictedDays":0,"contractorRecords":5},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"253138","DOCUMENT_NO":"220145550001","ACCIDENT_DT":"04/18/2014","DEGREE_INJURY":"FATALITY","CLASSIFICATION":"OTHER","ACCIDENT_TYPE":"Drowning","OCCUPATION":"Security guard, Watchman","NO_INJURIES":"1","NARRATIVE":"Security guard fell or slipped from the cab of his personal vehicle into a shallow diversion ditch at the base of a berm along a roadway. He was found with his face submerged in approx 12\" of water. The death was drowning & that a contributory condition was marked alcohol intoxication. The case was not determined to be chargeable until December 22, 2014.","sourceDate":"2014-04-18"},{"SOURCE_ROW_NUMBER":"231631","DOCUMENT_NO":"220130040004","ACCIDENT_DT":"01/04/2013","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Tipple/Top lander/Skip dumper operator, Binman, Topman","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Lost balance slide into ditch.","sourceDate":"2013-01-04"},{"SOURCE_ROW_NUMBER":"188497","DOCUMENT_NO":"220081070007","ACCIDENT_DT":"04/08/2008","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Fall to the walkway or working surface","OCCUPATION":"Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman","NO_INJURIES":"1","DAYS_LOST":"1","NARRATIVE":"Employee accesing a loaded barge, he stepped on a piece of angle iron welded on the cell with his right foot and held onto a D shaped ring that was also welded onto to the side cell, with his right hand. Foot slipped off of the piece of angle and he fell backwards, trying to catch himself with his right hand, chipped a bone his right wrist.","sourceDate":"2008-04-08"},{"SOURCE_ROW_NUMBER":"42303","DOCUMENT_NO":"220061770091","ACCIDENT_DT":"06/20/2006","DEGREE_INJURY":"ALL OTHER CASES (INCL 1ST AID)","CLASSIFICATION":"MACHINERY","ACCIDENT_TYPE":"Struck against a moving object","OCCUPATION":"Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"While walking in material on a 11/2 to 1 slope, dozer spun out and flipped backwards.","sourceDate":"2006-06-20"},{"SOURCE_ROW_NUMBER":"50898","DOCUMENT_NO":"220060370053","ACCIDENT_DT":"01/18/2006","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"MACHINERY","ACCIDENT_TYPE":"Flash burns (welding)","OCCUPATION":"Welder (shop)","NO_INJURIES":"1","DAYS_LOST":"1","NARRATIVE":"Welding on #3 loader bin, eyes burned from welding flash.","sourceDate":"2006-01-18"},{"SOURCE_ROW_NUMBER":"192828","DOCUMENT_NO":"220013090013","ACCIDENT_DT":"10/27/2001","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Fall down stairs","OCCUPATION":"Security guard, Watchman","NO_INJURIES":"1","NARRATIVE":"EMPLOYEE STATES SHE WAS LOCKING THE DOOR TO SCALEHOUSE AND WHEN SHE TURNED AROUND HER RIGHT FOOT SLIPPED AND GOT HUNG UNDER THE STEP. SHE FELL AND LANDED ON HER RIGHT ANKLE. SCALEHOUSE HAS TWO STEPS.","sourceDate":"2001-10-27"},{"SOURCE_ROW_NUMBER":"119605","DOCUMENT_NO":"220003110049","ACCIDENT_DT":"10/23/2000","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"POWERED HAULAGE","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Scalper-screen operator","NO_INJURIES":"1","NARRATIVE":"EE WAS IN THE SHOP ASSISTING TWO OTHER EE'S WITH END LOADER MAINTENANCE. THEY STARTED TO HOIST A 55 GALLON DRUM OF ANTIFREEZE UP ONTO THE END LOADER. AS THE WEIGHT WAS PICKED UP ON THE DRUM, O NE OF THE DRUM ANCHOR HOOKS DISLODGED ALLOWING THE HOIST BLOCK TO SWING STRIKING HIM ABOVE THE LEFT EYE. THE INCIDENT CAUSED A LACERATION REQUIRING A COUPLE OF SUTURES TO CLOSE.","sourceDate":"2000-10-23"},{"SOURCE_ROW_NUMBER":"240283","DOCUMENT_NO":"220001510076","ACCIDENT_DT":"05/19/2000","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"POWERED HAULAGE","ACCIDENT_TYPE":"Struck against a moving object","OCCUPATION":"Truck driver","NO_INJURIES":"1","DAYS_LOST":"23","NARRATIVE":"COAL STICKING ON ONE SIDE OF BED WHILE OTHER SIDE BREAKS LOOSE & COMES OUT TAILGATE, CAUSING UNSTEADINESS, THUS OVERTURNING TRACTOR & TRAILOR--ALL EQUIPMENT AND DUMPING SITE CHECKED OUT OK. OK.","sourceDate":"2000-05-19"},{"SOURCE_ROW_NUMBER":"128139","DOCUMENT_NO":"220001220003","ACCIDENT_DT":"04/24/2000","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"1","NARRATIVE":"EE WAS ASSISTING INSALLING ADDITIONAL SUPPORT STRUCTURES FOR THE JAWS BIN BELT CONVEYOR WALKWAY. THE SUPPORTS WERE FABRICATED BEFORE INSTALLATION OUR OF 4\" ANGLE STEEL & 4\" FLAT STEEL. FOUR SUPPORTS HAD BEEN INSTALLED & THEY WERE IN THE PROCESS OF INSTALLING THE 5TH SUPPORT AN INTERNATIONAL 510 LOADER WAS BEING USED TO POSITION & HOLD THE PROCESS IN PLACE BY WEDGING THE SUPPORT","sourceDate":"2000-04-24"},{"SOURCE_ROW_NUMBER":"25253","DOCUMENT_NO":"220001040031","ACCIDENT_DT":"03/29/2000","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Supply man, Nipper","NO_INJURIES":"1","DAYS_LOST":"2","NARRATIVE":"EE WAS ASSISTING 3 OTHER EE'S CARRY A 4'X8' VIBRATOR SCREEN UP THE STEPS FROM THE GROUND LEVEL TO THE FIRST FLOOR OF THE CRUSHER TOWER. THE SCREEN WAS BEING CARRIED UP THE STEPS TO THE 1ST FLO OR TO ACCESS THE CHAIN HOIST. AS THEY NEARED THE TOP OF THE STEPS & WERE NEGOTITING THE SCRE3N OVER THE HANDRAIL EE FELT A SHARP PAIN IN THE ABODMEN AREA. HE HAD A PREVIOUS NON WORK RELATED","sourceDate":"2000-03-29"},{"SOURCE_ROW_NUMBER":"98081","DOCUMENT_NO":"220000250034","ACCIDENT_DT":"01/13/2000","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDTOOLS (NONPOWERED)","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","NARRATIVE":"EE WAS USING A SLATE BAR TO BREAK UP A LARGE LUMP OF COAL AT THE HEAD ROLLER AREA OF THE CRUSHER BELT. THE ELECTROMAGNET FOR PICKING UP METAL TRASH WAS ENERGIZED. EE GOT THE SLATE BAR TOO CLOS E TO THE MAGNET AND THE MAGNET PULLED THE BAR SMASHING THE LEFT THUMB OF EE BETWEEN THE BAR AND THE MAGNET. EE SUFFERED A LACERATION OF THE LEFT THUMB RECEIVING 7 SUTURES TO CLOSE.","sourceDate":"2000-01-13"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2026-06-10","lastDate":"2026-06-10","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":47,"firstDate":"2000-02-18","lastDate":"2015-07-07","metrics":{"ss":24,"delinquent":47,"recentRows":0,"paidPenalty":10864,"proposedPenalty":10864,"currentAssessment":10864},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1862096","VIOLATION_NO":"9053099","ISSUE_DT":"07/07/2015","CFR_STANDARD_CD":"77.1707(b)(11)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2015-07-07"},{"SOURCE_ROW_NUMBER":"1866505","VIOLATION_NO":"9005884","ISSUE_DT":"06/12/2014","CFR_STANDARD_CD":"77.410(a)(1)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2014-06-12"},{"SOURCE_ROW_NUMBER":"1846032","VIOLATION_NO":"9005229","ISSUE_DT":"10/29/2013","CFR_STANDARD_CD":"77.1703","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-10-29"},{"SOURCE_ROW_NUMBER":"1819381","VIOLATION_NO":"7428036","ISSUE_DT":"10/10/2012","CFR_STANDARD_CD":"77.1605(b)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"243.00","CURRENT_ASSESSMENT_AMT":"243.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2012-10-10"},{"SOURCE_ROW_NUMBER":"1800619","VIOLATION_NO":"8122426","ISSUE_DT":"04/06/2011","CFR_STANDARD_CD":"77.410(a)(1)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"224.00","CURRENT_ASSESSMENT_AMT":"224.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-04-06"},{"SOURCE_ROW_NUMBER":"1800618","VIOLATION_NO":"8122425","ISSUE_DT":"03/31/2011","CFR_STANDARD_CD":"77.400(c)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-03-31"},{"SOURCE_ROW_NUMBER":"1800617","VIOLATION_NO":"8122424","ISSUE_DT":"03/31/2011","CFR_STANDARD_CD":"77.1605(e)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-03-31"},{"SOURCE_ROW_NUMBER":"1800616","VIOLATION_NO":"8122423","ISSUE_DT":"03/31/2011","CFR_STANDARD_CD":"77.205(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-03-31"},{"SOURCE_ROW_NUMBER":"1800615","VIOLATION_NO":"8122422","ISSUE_DT":"03/29/2011","CFR_STANDARD_CD":"77.410(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-03-29"},{"SOURCE_ROW_NUMBER":"1800614","VIOLATION_NO":"8122421","ISSUE_DT":"03/29/2011","CFR_STANDARD_CD":"77.410(a)(1)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"224.00","CURRENT_ASSESSMENT_AMT":"224.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-03-29"},{"SOURCE_ROW_NUMBER":"1809369","VIOLATION_NO":"8099355","ISSUE_DT":"12/03/2010","CFR_STANDARD_CD":"77.502-2","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2010-12-03"},{"SOURCE_ROW_NUMBER":"1804214","VIOLATION_NO":"8110857","ISSUE_DT":"04/29/2010","CFR_STANDARD_CD":"77.1103(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2010-04-29"}]},{"id":"msha-coal-dust-samples","name":"Coal Dust Samples","domains":["health","safety"],"products":["respirable dust trends","CPDM coverage","void patterns","occupation exposure"],"rowCount":137,"firstDate":"2000-01-14","lastDate":"2025-03-19","metrics":{"recentRows":5,"cpdmSamples":0,"voidSamples":1,"validSamples":136,"maxConcentration":2.17,"concentrationTotal":20.87},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1658657","CASS_NUM":"58508773","SMP_TAKEN_DT":"3/19/2025","CONC":".053","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":"TIPPLE OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2025-03-19"},{"SOURCE_ROW_NUMBER":"711027","CASS_NUM":"58508687","SMP_TAKEN_DT":"3/19/2025","CONC":".156","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":"UTILITY MAN","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2025-03-19"},{"SOURCE_ROW_NUMBER":"227406","CASS_NUM":"58508664","SMP_TAKEN_DT":"3/19/2025","CONC":".04","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":"2025-03-19"},{"SOURCE_ROW_NUMBER":"1087387","CASS_NUM":"58437199","SMP_TAKEN_DT":"3/17/2022","CONC":".071","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":"TIPPLE OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2022-03-17"},{"SOURCE_ROW_NUMBER":"973844","CASS_NUM":"58437146","SMP_TAKEN_DT":"3/17/2022","CONC":".073","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":"2022-03-17"},{"SOURCE_ROW_NUMBER":"1362475","CASS_NUM":"58288888","SMP_TAKEN_DT":"6/21/2018","CONC":".028","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":"UTILITY MAN","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2018-06-21"},{"SOURCE_ROW_NUMBER":"1035572","CASS_NUM":"58288870","SMP_TAKEN_DT":"6/21/2018","CONC":".014","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":"UTILITY MAN","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2018-06-21"},{"SOURCE_ROW_NUMBER":"1051157","CASS_NUM":"58278477","SMP_TAKEN_DT":"1/24/2018","CONC":".025","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":"OUTSIDE FOREMAN","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2018-01-24"},{"SOURCE_ROW_NUMBER":"914765","CASS_NUM":"58278512","SMP_TAKEN_DT":"1/24/2018","CONC":"0","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":"SUPERINTENDENT","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2018-01-24"},{"SOURCE_ROW_NUMBER":"230023","CASS_NUM":"58276923","SMP_TAKEN_DT":"1/24/2018","CONC":".02","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":"UTILITY MAN","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2018-01-24"},{"SOURCE_ROW_NUMBER":"982940","CASS_NUM":"58252119","SMP_TAKEN_DT":"6/20/2017","CONC":".002","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":"MINE FOREMAN/MINE MANAGER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2017-06-20"},{"SOURCE_ROW_NUMBER":"842504","CASS_NUM":"58252324","SMP_TAKEN_DT":"6/20/2017","CONC":".017","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":"UTILITY MAN","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2017-06-20"}]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":1890,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":10,"notMineAttributable":1},"periods":{},"recentRecords":[]},{"id":"msha-contractor-production-yearly","name":"Contractor Employment and Production — Yearly","domains":["contractors","production","safety"],"products":["long-run contractor trend","annual denominator reconciliation"],"rowCount":375,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":10,"notMineAttributable":1},"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":"1976-12-01","lastDate":"2022-07-01","metrics":{"recentRows":5,"currentOperatorTenures":5,"completedOperatorTenures":5},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":72,"firstDate":"2000-01-21","lastDate":"2026-06-09","metrics":{"inspectors":94,"recentRows":12,"onSiteHours":763.25,"inspectionHours":1293.5,"inspectionSamples":138},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"533890","EVENT_NO":"F00ACDB","INSPECTION_BEGIN_DT":"06/09/2026","INSPECTION_END_DT":"06/09/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.25","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2026-06-09"},{"SOURCE_ROW_NUMBER":"685261","EVENT_NO":"F00ACD5","INSPECTION_BEGIN_DT":"03/23/2026","INSPECTION_END_DT":"03/23/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.5","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2026-03-23"},{"SOURCE_ROW_NUMBER":"374081","EVENT_NO":"6322085","INSPECTION_BEGIN_DT":"08/26/2025","INSPECTION_END_DT":"08/27/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8.5","SUM_TOTAL_ON_SITE_HOURS":"5.5","sourceDate":"2025-08-26"},{"SOURCE_ROW_NUMBER":"349027","EVENT_NO":"6322937","INSPECTION_BEGIN_DT":"02/12/2025","INSPECTION_END_DT":"03/20/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"26.5","SUM_TOTAL_ON_SITE_HOURS":"18","sourceDate":"2025-02-12"},{"SOURCE_ROW_NUMBER":"552674","EVENT_NO":"F014239","INSPECTION_BEGIN_DT":"08/07/2024","INSPECTION_END_DT":"08/07/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2024-08-07"},{"SOURCE_ROW_NUMBER":"128948","EVENT_NO":"6302636","INSPECTION_BEGIN_DT":"10/31/2023","INSPECTION_END_DT":"10/31/2023","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2023-10-31"},{"SOURCE_ROW_NUMBER":"571807","EVENT_NO":"6321270","INSPECTION_BEGIN_DT":"08/30/2023","INSPECTION_END_DT":"08/30/2023","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2023-08-30"},{"SOURCE_ROW_NUMBER":"497318","EVENT_NO":"6319874","INSPECTION_BEGIN_DT":"01/09/2023","INSPECTION_END_DT":"01/09/2023","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.5","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2023-01-09"},{"SOURCE_ROW_NUMBER":"351707","EVENT_NO":"6317530","INSPECTION_BEGIN_DT":"09/27/2022","INSPECTION_END_DT":"10/26/2022","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14.25","SUM_TOTAL_ON_SITE_HOURS":"9","sourceDate":"2022-09-27"},{"SOURCE_ROW_NUMBER":"495221","EVENT_NO":"6317524","INSPECTION_BEGIN_DT":"07/25/2022","INSPECTION_END_DT":"09/13/2022","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"13","SUM_TOTAL_ON_SITE_HOURS":"7","sourceDate":"2022-07-25"},{"SOURCE_ROW_NUMBER":"101174","EVENT_NO":"6319101","INSPECTION_BEGIN_DT":"03/15/2022","INSPECTION_END_DT":"03/24/2022","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"25.25","SUM_TOTAL_ON_SITE_HOURS":"13","sourceDate":"2022-03-15"},{"SOURCE_ROW_NUMBER":"722083","EVENT_NO":"6317271","INSPECTION_BEGIN_DT":"09/20/2021","INSPECTION_END_DT":"09/20/2021","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.75","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2021-09-20"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":118,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2026-Q2":{"hours":0,"employees":0,"production":0},"2026-Q1":{"hours":0,"employees":0,"production":0},"2025-Q4":{"hours":0,"employees":0,"production":0},"2025-Q3":{"hours":0,"employees":0,"production":0},"2025-Q2":{"hours":0,"employees":0,"production":0},"2025-Q1":{"hours":0,"employees":0,"production":0},"2019-Q1":{"hours":1132,"employees":3,"production":0},"2018-Q4":{"hours":1848,"employees":3,"production":0},"2018-Q3":{"hours":1600,"employees":3,"production":0},"2018-Q2":{"hours":1884,"employees":3,"production":0},"2018-Q1":{"hours":1606,"employees":3,"production":0},"2017-Q4":{"hours":1869,"employees":3,"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":37,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2011":{"hours":4816,"employees":8,"production":0},"2012":{"hours":8495,"employees":7,"production":0},"2013":{"hours":6648,"employees":6,"production":0},"2014":{"hours":10868,"employees":6,"production":0},"2015":{"hours":11240,"employees":6,"production":0},"2016":{"hours":8325,"employees":6,"production":0},"2017":{"hours":6778,"employees":3,"production":0},"2018":{"hours":6938,"employees":3,"production":0},"2019":{"hours":1132,"employees":3,"production":0},"2026":{"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":[]},{"id":"msha-noise-samples","name":"Noise Samples","domains":["health","safety","equipment"],"products":["hearing exposure","machine and manufacturer patterns","occupation coverage"],"rowCount":54,"firstDate":"2000-01-31","lastDate":"2025-03-19","metrics":{"recentRows":5,"doseOver100":2,"actDoseTotal":2079,"pelDoseTotal":1311},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"227231","EVENT_NO":"6322937","SURVEY_DATE":"03/19/2025","OCCUPATION_CD_DESC":"UTILITY MAN","MACHINE_CD":"40","ACT_DOSE_85":"14","PEL_DOSE_90":"3","SURVEY_TYPE":"I","sourceDate":"2025-03-19"},{"SOURCE_ROW_NUMBER":"227230","EVENT_NO":"6322937","SURVEY_DATE":"03/19/2025","OCCUPATION_CD_DESC":"HIGHLIFT OPERATOR/FRONT END LOADER","MACHINE_CD":"18","ACT_DOSE_85":"2","PEL_DOSE_90":"1","SURVEY_TYPE":"I","sourceDate":"2025-03-19"},{"SOURCE_ROW_NUMBER":"227229","EVENT_NO":"6322937","SURVEY_DATE":"03/19/2025","OCCUPATION_CD_DESC":"TIPPLE OPERATOR","MACHINE_CD":"40","ACT_DOSE_85":"12","PEL_DOSE_90":"2","SURVEY_TYPE":"I","sourceDate":"2025-03-19"},{"SOURCE_ROW_NUMBER":"227228","EVENT_NO":"6319101","SURVEY_DATE":"03/17/2022","OCCUPATION_CD_DESC":"HIGHLIFT OPERATOR/FRONT END LOADER","MACHINE_CD":"18","ACT_DOSE_85":"18","PEL_DOSE_90":"1","SURVEY_TYPE":"I","sourceDate":"2022-03-17"},{"SOURCE_ROW_NUMBER":"227227","EVENT_NO":"6319101","SURVEY_DATE":"03/17/2022","OCCUPATION_CD_DESC":"TIPPLE OPERATOR","MACHINE_CD":"40","ACT_DOSE_85":"1","PEL_DOSE_90":"0","SURVEY_TYPE":"I","sourceDate":"2022-03-17"},{"SOURCE_ROW_NUMBER":"227226","EVENT_NO":"6311749","SURVEY_DATE":"06/21/2018","OCCUPATION_CD_DESC":"UTILITY MAN","MACHINE_CD":"40","MANUFACTURER_CD":"119","ACT_DOSE_85":"5","PEL_DOSE_90":"2","SURVEY_TYPE":"I","sourceDate":"2018-06-21"},{"SOURCE_ROW_NUMBER":"227225","EVENT_NO":"6311749","SURVEY_DATE":"06/21/2018","OCCUPATION_CD_DESC":"UTILITY MAN","MACHINE_CD":"40","MANUFACTURER_CD":"119","ACT_DOSE_85":"2","PEL_DOSE_90":"0","SURVEY_TYPE":"I","sourceDate":"2018-06-21"},{"SOURCE_ROW_NUMBER":"227224","EVENT_NO":"6310073","SURVEY_DATE":"10/07/2015","OCCUPATION_CD_DESC":"UTILITY MAN","MACHINE_CD":"40","MANUFACTURER_CD":"120","ACT_DOSE_85":"32","PEL_DOSE_90":"17","SURVEY_TYPE":"I","sourceDate":"2015-10-07"},{"SOURCE_ROW_NUMBER":"227223","EVENT_NO":"6310073","SURVEY_DATE":"10/07/2015","OCCUPATION_CD_DESC":"PREPARATION PLANT FOREMAN","MACHINE_CD":"40","MANUFACTURER_CD":"120","ACT_DOSE_85":"20","PEL_DOSE_90":"11","SURVEY_TYPE":"I","sourceDate":"2015-10-07"},{"SOURCE_ROW_NUMBER":"227222","EVENT_NO":"6310073","SURVEY_DATE":"10/07/2015","OCCUPATION_CD_DESC":"HIGHLIFT OPERATOR/FRONT END LOADER","MACHINE_CD":"18","MANUFACTURER_CD":"018","ACT_DOSE_85":"26","PEL_DOSE_90":"4","SURVEY_TYPE":"I","sourceDate":"2015-10-07"},{"SOURCE_ROW_NUMBER":"227221","EVENT_NO":"6310073","SURVEY_DATE":"10/07/2015","OCCUPATION_CD_DESC":"HIGHLIFT OPERATOR/FRONT END LOADER","MACHINE_CD":"18","MANUFACTURER_CD":"018","ACT_DOSE_85":"51","PEL_DOSE_90":"18","SURVEY_TYPE":"I","sourceDate":"2015-10-07"},{"SOURCE_ROW_NUMBER":"227220","EVENT_NO":"6310073","SURVEY_DATE":"10/07/2015","OCCUPATION_CD_DESC":"TIPPLE OPERATOR","MACHINE_CD":"40","MANUFACTURER_CD":"120","ACT_DOSE_85":"18","PEL_DOSE_90":"10","SURVEY_TYPE":"I","sourceDate":"2015-10-07"}]},{"id":"msha-quartz-samples","name":"Quartz Samples — Coal","domains":["health","safety"],"products":["quartz exposure trends","occupation context","applicable-rule linkage"],"rowCount":1,"firstDate":"2001-03-01","lastDate":"2001-03-01","metrics":{"recentRows":0,"voidSamples":0,"maxQuartzPct":0.8,"validSamples":1,"quartzPctTotal":0.8},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"95160","CASSETTE_NO":"57294621","SAMPLE_DT":"03/01/2001","QUARTZ_PCT":"00.8","OCC_CODE_DESC":"TIPPLE OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED WORK POSITION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2001-03-01"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":49,"firstDate":"2000-02-18","lastDate":"2015-07-07","metrics":{"ss":24,"amountDue":10864,"contested":0,"amountPaid":10864,"recentRows":0,"section104d":1,"unterminated":0,"proposedPenalty":10864},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2636407","VIOLATION_NO":"9053099","VIOLATION_ISSUE_DT":"07/07/2015","SIG_SUB":"N","PART_SECTION":"77.1707(b)(11)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"07/23/2015","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2015-07-07"},{"SOURCE_ROW_NUMBER":"2636406","VIOLATION_NO":"9005884","VIOLATION_ISSUE_DT":"06/12/2014","SIG_SUB":"N","PART_SECTION":"77.410(a)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/12/2014","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2014-06-12"},{"SOURCE_ROW_NUMBER":"2636403","VIOLATION_NO":"9008135","VIOLATION_ISSUE_DT":"04/18/2014","CIT_ORD_SAFE":"Order","NO_AFFECTED":"0","TERMINATION_DT":"02/02/2015","CONTESTED_IND":"N","sourceDate":"2014-04-18"},{"SOURCE_ROW_NUMBER":"2636421","VIOLATION_NO":"9005229","VIOLATION_ISSUE_DT":"10/29/2013","SIG_SUB":"N","PART_SECTION":"77.1703","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"11/05/2013","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2013-10-29"},{"SOURCE_ROW_NUMBER":"2636420","VIOLATION_NO":"7428036","VIOLATION_ISSUE_DT":"10/10/2012","SIG_SUB":"Y","PART_SECTION":"77.1605(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/11/2012","PROPOSED_PENALTY":"243","AMOUNT_DUE":"243","AMOUNT_PAID":"243","CONTESTED_IND":"N","sourceDate":"2012-10-10"},{"SOURCE_ROW_NUMBER":"2636397","VIOLATION_NO":"8122426","VIOLATION_ISSUE_DT":"04/06/2011","SIG_SUB":"Y","PART_SECTION":"77.410(a)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/08/2011","PROPOSED_PENALTY":"224","AMOUNT_DUE":"224","AMOUNT_PAID":"224","CONTESTED_IND":"N","sourceDate":"2011-04-06"},{"SOURCE_ROW_NUMBER":"2636396","VIOLATION_NO":"8122425","VIOLATION_ISSUE_DT":"03/31/2011","SIG_SUB":"Y","PART_SECTION":"77.400(c)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/31/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-03-31"},{"SOURCE_ROW_NUMBER":"2636395","VIOLATION_NO":"8122424","VIOLATION_ISSUE_DT":"03/31/2011","SIG_SUB":"N","PART_SECTION":"77.1605(e)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/05/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-03-31"},{"SOURCE_ROW_NUMBER":"2636394","VIOLATION_NO":"8122423","VIOLATION_ISSUE_DT":"03/31/2011","SIG_SUB":"Y","PART_SECTION":"77.205(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/31/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-03-31"},{"SOURCE_ROW_NUMBER":"2636393","VIOLATION_NO":"8122422","VIOLATION_ISSUE_DT":"03/29/2011","SIG_SUB":"N","PART_SECTION":"77.410(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/30/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-03-29"},{"SOURCE_ROW_NUMBER":"2636392","VIOLATION_NO":"8122421","VIOLATION_ISSUE_DT":"03/29/2011","SIG_SUB":"Y","PART_SECTION":"77.410(a)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/30/2011","PROPOSED_PENALTY":"224","AMOUNT_DUE":"224","AMOUNT_PAID":"224","CONTESTED_IND":"N","sourceDate":"2011-03-29"},{"SOURCE_ROW_NUMBER":"2636425","VIOLATION_NO":"8099355","VIOLATION_ISSUE_DT":"12/03/2010","SIG_SUB":"N","PART_SECTION":"77.502-2","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/03/2010","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2010-12-03"}]}],"safety":{"href":"/api/v1/mines/4605382/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4605382/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":[{"chapter":"I","heading":"First aid equipment; location; minimum requirements.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-R/section-77.1707","part":"77","subchapter":"O","subpart":"R","id":"77.1707","citation":"30 CFR 77.1707","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.410","heading":"Mobile equipment; automatic warning devices.","id":"77.410","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.410","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"E","subpartHeading":"Subpart E—Safeguards for Mechanical Equipment","text":"(a) Mobile equipment such as front-end loaders, forklifts, tractors, graders, and trucks, except pickup trucks with an unobstructed rear view, shall be equipped with a warning device that—\n\n(1) Gives an audible alarm when the equipment is put in reverse; or\n\n(2) Uses infrared light, ultrasonic waves, radar, or other effective devices to detect objects or persons at the rear of the equipment, and sounds an audible alarm when a person or object is detected. This type of discriminating warning device shall—\n\n(i) Have a sensing area of a sufficient size that would allow endangered persons adequate time to get out of the danger zone.\n\n(ii) Give audible and visual alarms inside the operator's compartment and an audible alarm outside of the operator's compartment when a person or object is detected in the sensing area; and\n\n(iii) When the equipment is put in reverse, activate and give a one-time audible and visual alarm inside the operator's compartment and a one-time audible alarm outside the operator's compartment.\n\n(b) Alarms shall be audible above the surrounding noise levels.\n\n(c) Warning devices shall be maintained in functional condition.\n\n(d) An automatic reverse-activated strobe light may be substituted for an audible alarm when mobile equipment is operated at night.\n\n[54 FR 30517, July 20, 1989]","occurrenceCount":4},{"chapter":"I","heading":"First-Aid training; supervisory employees.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-R/section-77.1703","part":"77","subchapter":"O","subpart":"R","id":"77.1703","citation":"30 CFR 77.1703","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.1605","heading":"Loading and haulage equipment; installations.","id":"77.1605","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1605","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"Q","subpartHeading":"Subpart Q—Loading and Haulage","text":"(a) Cab windows shall be of safety glass or equivalent, in good condition and shall be kept clean.\n\n(b) Mobile equipment shall be equipped with adequate brakes, and all trucks and front-end loaders shall also be equipped with parking brakes.\n\n(c) Positive-action type brakes shall be provided on aerial tramways.\n\n(d) Mobile equipment shall be provided with audible warning devices. Lights shall be provided on both ends when required.\n\n(e) Guard nets or other suitable protection shall be provided where tramways pass over roadways, walkways, or buildings.\n\n(f) Guards shall be installed to prevent swaying buckets from hitting towers.\n\n(g) Aerial tramway cable connections shall be designed to offer minimum obstruction to the passage of wheels.\n\n(h) Rocker-bottom or bottom-dump cars shall be equipped with positive locking devices, or other suitable devices.\n\n(i) Ramps and dumps shall be of solid construction, of ample width, have ample clearance and headroom, and be kept reasonably free of spillage.\n\n(j) Chute-loading installations shall be designed so that the men pulling chutes are not required to be in a hazardous position during loading operations.\n\n(k) Berms or guards shall be provided on the outer bank of elevated roadways.\n\n(l) Berms, bumper blocks, safety hooks, or similar means shall be provided to prevent overtravel and overturning at dumping locations.\n\n(m) Roadbeds, rails, joints, switches, frogs, and other elements on railroads shall be designed, installed, and maintained in a safe manner consistent with the speed and type of haulage.\n\n(n) Where practicable, a minimum of 30 inches continuous clearance from the farthest projection of moving railroad equipment shall be provided on at least one side of the tracks; all places where it is not possible to provide 30-inch clearance shall be marked conspicuously.\n\n(o) Track guardrails, lead rails, and frogs shall be protected or blocked so as to prevent a person's foot from becoming wedged.\n\n(p) Positive-acting stop-blocks, derail devices, track skates, or other adequate means shall be installed wherever necessary to protect persons from runaway or moving railroad equipment.\n\n(q) Switch throws shall be installed so as to provide adequate clearance for switchmen.\n\n(r) Where necessary, bumper blocks or the equivalent shall be provided at all track dead ends.","occurrenceCount":2},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.400","heading":"Mechanical equipment guards.","id":"77.400","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.400","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"E","subpartHeading":"Subpart E—Safeguards for Mechanical Equipment","text":"(a) Gears; sprockets; chains; drive, head, tail, and takeup pulleys; flywheels; couplings; shafts; sawblades; fan inlets; and similar exposed moving machine parts which may be contacted by persons, and which may cause injury to persons shall be guarded.\n\n(b) Overhead belts shall be guarded if the whipping action from a broken line would be hazardous to persons below.\n\n(c) Guards at conveyor-drive, conveyor-head, and conveyor-tail pulleys shall extend a distance sufficient to prevent a person from reaching behind the guard and becoming caught between the belt and the pulley.\n\n(d) Except when testing the machinery, guards shall be securely in place while machinery is being operated.","occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.205","heading":"Travelways at surface installations.","id":"77.205","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.205","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"C","subpartHeading":"Subpart C—Surface Installations","text":"(a) Safe means of access shall be provided and maintained to all working places.\n\n(b) Travelways and platforms or other means of access to areas where persons are required to travel or work, shall be kept clear of all extraneous material and other stumbling or slipping hazards.\n\n(c) Inclined travelways shall be constructed of nonskid material or equipped with cleats.\n\n(d) Regularly used travelways shall be sanded, salted, or cleared of snow and ice as soon as practicable.\n\n(e) Crossovers, elevated walkways, elevated ramps, and stairways shall be of substantial construction, provided with handrails, and maintained in good condition. Where necessary toeboards shall be provided.\n\n(f) Crossovers shall be provided where it is necessary to cross conveyors.\n\n(g) Moving conveyors shall be crossed only at designated crossover points.","occurrenceCount":1},{"chapter":"I","heading":"Electric equipment; frequency of examination and testing.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.502-2","part":"77","subchapter":"O","subpart":"F","id":"77.502-2","citation":"30 CFR 77.502-2","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subpartHeading":"","text":null,"occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"4605382","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}