{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"1301916","name":"Clarksville Wash Crew #2","status":"Abandoned","status_date":"2015-07-31","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"IA","county":"Chickasaw","nearest_town":"Clarksville","operator_id":"L06685","operator_name":"Croell, Inc.","controller_id":"0126881","controller_name":"Kurt  Croell","district":"M4","office":"Duluth District","employees":0,"latitude":43.065278,"longitude":-92.337778},"coverage":{"contributingSources":11,"registeredSources":20,"sourceRows":231},"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":"1301916","name":"Clarksville Wash Crew #2"},"operator":{"type":"operator","id":"L06685","name":"Croell, Inc."},"controller":{"type":"controller","id":"0126881","name":"Kurt  Croell"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M05324","name":"Roger  Croell"},"object":{"type":"mine","id":"1301916","name":"Clarksville Wash Crew #2"},"validFrom":"1950-01-01","validTo":"2013-12-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1301916|M05324|1950-01-01|2013-12-31"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L35270","name":"Knock'S Building Supplies"},"object":{"type":"mine","id":"1301916","name":"Clarksville Wash Crew #2"},"validFrom":"1979-01-01","validTo":"2002-04-23","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1301916|L35270|1979-01-01|2002-04-23"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M35270","name":"Markley  Knock"},"object":{"type":"mine","id":"1301916","name":"Clarksville Wash Crew #2"},"validFrom":"1979-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1301916|M35270|1979-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M35270","name":"Markley  Knock"},"object":{"type":"operator","id":"L35270","name":"Knock'S Building Supplies"},"validFrom":"1979-01-01","validTo":"2002-04-23","current":false,"derived":true,"evidenceMineId":"1301916","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1301916|L35270|1979-01-01|M35270|1979-01-01|164166"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0050724","name":"Knock's Bldg. Supply, Inc."},"object":{"type":"mine","id":"1301916","name":"Clarksville Wash Crew #2"},"validFrom":"2002-04-24","validTo":"2003-04-01","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1301916|0050724|2002-04-24|2003-04-01"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041048","name":"David  Knock et al"},"object":{"type":"mine","id":"1301916","name":"Clarksville Wash Crew #2"},"validFrom":"2002-04-24","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1301916|0041048|2002-04-24|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041048","name":"David  Knock et al"},"object":{"type":"operator","id":"0050724","name":"Knock's Bldg. Supply, Inc."},"validFrom":"2002-04-24","validTo":"2003-04-01","current":false,"derived":true,"evidenceMineId":"1301916","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1301916|0050724|2002-04-24|0041048|2002-04-24|1300"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041048","name":"Russ  Knock et al"},"object":{"type":"operator","id":"0050724","name":"Knock's Bldg. Supply, Inc."},"validFrom":"2002-04-24","validTo":"2003-04-01","current":false,"derived":true,"evidenceMineId":"1301916","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1301916|0050724|2002-04-24|0041048|2002-04-24|1301"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L06685","name":"Croell, Inc."},"object":{"type":"mine","id":"1301916","name":"Clarksville Wash Crew #2"},"validFrom":"2003-04-02","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1301916|L06685|2003-04-02|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M05324","name":"Roger  Croell"},"object":{"type":"operator","id":"L06685","name":"Croell, Inc."},"validFrom":"2003-04-02","validTo":"2013-12-31","current":false,"derived":true,"evidenceMineId":"1301916","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1301916|L06685|2003-04-02|M05324|1950-01-01|134207"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0126881","name":"Kurt  Croell"},"object":{"type":"mine","id":"1301916","name":"Clarksville Wash Crew #2"},"validFrom":"2014-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1301916|0126881|2014-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0126881","name":"Kurt  Croell"},"object":{"type":"operator","id":"L06685","name":"Croell, Inc."},"validFrom":"2014-01-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"1301916","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1301916|L06685|2003-04-02|0126881|2014-01-01|24605"}}],"coverage":{"historyRecords":5,"edgeCount":12,"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":"2009-07-06","lastDate":"2009-07-06","metrics":{"daysLost":0,"injuries":1,"fatalities":0,"recentRows":0,"restrictedDays":1,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"147403","DOCUMENT_NO":"220091890013","ACCIDENT_DT":"07/06/2009","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDTOOLS (NONPOWERED)","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"While the employee was pulling on wires with pliers, slipped and cut left wrist.","sourceDate":"2009-07-06"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2015-07-31","lastDate":"2015-07-31","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":31,"firstDate":"2000-03-30","lastDate":"2011-10-17","metrics":{"ss":5,"delinquent":31,"recentRows":0,"paidPenalty":2435,"proposedPenalty":2435,"currentAssessment":2435},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2167217","VIOLATION_NO":"8660567","ISSUE_DT":"10/17/2011","CFR_STANDARD_CD":"56.12032","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-10-17"},{"SOURCE_ROW_NUMBER":"2167216","VIOLATION_NO":"8660566","ISSUE_DT":"10/17/2011","CFR_STANDARD_CD":"56.12016","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"127.00","CURRENT_ASSESSMENT_AMT":"127.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-10-17"},{"SOURCE_ROW_NUMBER":"2163482","VIOLATION_NO":"8660082","ISSUE_DT":"06/07/2011","CFR_STANDARD_CD":"56.14100(c)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-06-07"},{"SOURCE_ROW_NUMBER":"2163481","VIOLATION_NO":"8660081","ISSUE_DT":"06/07/2011","CFR_STANDARD_CD":"56.14107(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":"2011-06-07"},{"SOURCE_ROW_NUMBER":"2074172","VIOLATION_NO":"6550690","ISSUE_DT":"08/17/2010","CFR_STANDARD_CD":"56.14107(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":"2010-08-17"},{"SOURCE_ROW_NUMBER":"387937","VIOLATION_NO":"6413845","ISSUE_DT":"11/19/2008","CFR_STANDARD_CD":"56.12025","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2008-11-19"},{"SOURCE_ROW_NUMBER":"387936","VIOLATION_NO":"6413844","ISSUE_DT":"11/19/2008","CFR_STANDARD_CD":"56.12025","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2008-11-19"},{"SOURCE_ROW_NUMBER":"387935","VIOLATION_NO":"6413843","ISSUE_DT":"11/18/2008","CFR_STANDARD_CD":"56.12028","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2008-11-18"},{"SOURCE_ROW_NUMBER":"387934","VIOLATION_NO":"6413842","ISSUE_DT":"11/18/2008","CFR_STANDARD_CD":"56.12004","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2008-11-18"},{"SOURCE_ROW_NUMBER":"346087","VIOLATION_NO":"6182080","ISSUE_DT":"06/13/2006","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-06-13"},{"SOURCE_ROW_NUMBER":"344881","VIOLATION_NO":"6180050","ISSUE_DT":"08/24/2004","CFR_STANDARD_CD":"56.12030","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"144.00","CURRENT_ASSESSMENT_AMT":"144.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-08-24"},{"SOURCE_ROW_NUMBER":"344880","VIOLATION_NO":"6180049","ISSUE_DT":"08/24/2004","CFR_STANDARD_CD":"56.9300(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"144.00","CURRENT_ASSESSMENT_AMT":"144.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-08-24"}]},{"id":"msha-civil-penalty-dockets-decisions","name":"Civil Penalty Dockets and Decisions","domains":["compliance","legal"],"products":["docket lineage","decision outcomes","citation packet precedent"],"rowCount":1,"firstDate":"2000-08-30","lastDate":"2000-08-30","metrics":{"appeals":0,"decisions":1,"recentRows":0,"decisionPenalty":303,"originalPenalty":453},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"470307","VIOLATION_NO":"7819569","DOCKET_NO":"CENT20000283M","DECISION_DT":"08/30/2000","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"453.00","DECISION_PENALTY_AMT":"303.00","JUDGE_FIRST_NAME":"Jerold","JUDGE_LAST_NAME":"Feldman","sourceDate":"2000-08-30"}]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":5,"firstDate":"1979-01-01","lastDate":"2003-04-02","metrics":{"recentRows":0,"currentOperatorTenures":2,"completedOperatorTenures":3},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":27,"firstDate":"2000-03-30","lastDate":"2015-07-29","metrics":{"inspectors":32,"recentRows":0,"onSiteHours":111.75,"inspectionHours":203,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"53151","EVENT_NO":"6706706","INSPECTION_BEGIN_DT":"07/29/2015","INSPECTION_END_DT":"07/29/2015","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5.75","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2015-07-29"},{"SOURCE_ROW_NUMBER":"375288","EVENT_NO":"6639137","INSPECTION_BEGIN_DT":"07/16/2014","INSPECTION_END_DT":"07/16/2014","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5.25","SUM_TOTAL_ON_SITE_HOURS":".75","sourceDate":"2014-07-16"},{"SOURCE_ROW_NUMBER":"323126","EVENT_NO":"6575732","INSPECTION_BEGIN_DT":"10/17/2011","INSPECTION_END_DT":"10/18/2011","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10.75","SUM_TOTAL_ON_SITE_HOURS":"6.25","sourceDate":"2011-10-17"},{"SOURCE_ROW_NUMBER":"746111","EVENT_NO":"6573924","INSPECTION_BEGIN_DT":"06/07/2011","INSPECTION_END_DT":"06/07/2011","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9.25","SUM_TOTAL_ON_SITE_HOURS":"5.75","sourceDate":"2011-06-07"},{"SOURCE_ROW_NUMBER":"431428","EVENT_NO":"6573101","INSPECTION_BEGIN_DT":"08/23/2010","INSPECTION_END_DT":"08/23/2010","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.5","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2010-08-23"},{"SOURCE_ROW_NUMBER":"1106729","EVENT_NO":"6517963","INSPECTION_BEGIN_DT":"08/17/2010","INSPECTION_END_DT":"08/17/2010","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2010-08-17"},{"SOURCE_ROW_NUMBER":"109103","EVENT_NO":"6517964","INSPECTION_BEGIN_DT":"08/17/2010","INSPECTION_END_DT":"08/17/2010","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"3.5","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2010-08-17"},{"SOURCE_ROW_NUMBER":"706601","EVENT_NO":"1012930","INSPECTION_BEGIN_DT":"11/18/2008","INSPECTION_END_DT":"11/19/2008","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18","SUM_TOTAL_ON_SITE_HOURS":"13.5","sourceDate":"2008-11-18"},{"SOURCE_ROW_NUMBER":"156741","EVENT_NO":"6510120","INSPECTION_BEGIN_DT":"08/05/2008","INSPECTION_END_DT":"08/05/2008","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.5","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2008-08-05"},{"SOURCE_ROW_NUMBER":"726457","EVENT_NO":"0999434","INSPECTION_BEGIN_DT":"08/22/2007","INSPECTION_END_DT":"08/22/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.5","SUM_TOTAL_ON_SITE_HOURS":"1.75","sourceDate":"2007-08-22"},{"SOURCE_ROW_NUMBER":"783237","EVENT_NO":"0988039","INSPECTION_BEGIN_DT":"06/13/2006","INSPECTION_END_DT":"06/13/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7","SUM_TOTAL_ON_SITE_HOURS":"4.5","sourceDate":"2006-06-13"},{"SOURCE_ROW_NUMBER":"253250","EVENT_NO":"0988025","INSPECTION_BEGIN_DT":"04/18/2006","INSPECTION_END_DT":"04/18/2006","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.5","SUM_TOTAL_ON_SITE_HOURS":".25","sourceDate":"2006-04-18"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":107,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2014-Q3":{"hours":0,"employees":0,"production":0},"2014-Q2":{"hours":1,"employees":1,"production":0},"2014-Q1":{"hours":1,"employees":1,"production":0},"2013-Q4":{"hours":1,"employees":1,"production":0},"2013-Q3":{"hours":1,"employees":1,"production":0},"2013-Q2":{"hours":174,"employees":3,"production":0},"2013-Q1":{"hours":1,"employees":1,"production":0},"2012-Q4":{"hours":1,"employees":1,"production":0},"2012-Q3":{"hours":1,"employees":1,"production":0},"2012-Q2":{"hours":1,"employees":1,"production":0},"2012-Q1":{"hours":1,"employees":1,"production":0},"2011-Q4":{"hours":693,"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":21,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2005":{"hours":1663,"employees":2,"production":0},"2006":{"hours":1943,"employees":2,"production":0},"2007":{"hours":1884,"employees":3,"production":0},"2008":{"hours":268,"employees":4,"production":0},"2009":{"hours":4320,"employees":3,"production":0},"2010":{"hours":4,"employees":1,"production":0},"2011":{"hours":2667,"employees":3,"production":0},"2012":{"hours":4,"employees":1,"production":0},"2013":{"hours":177,"employees":3,"production":0},"2014":{"hours":2,"employees":1,"production":0}},"recentRecords":[]},{"id":"msha-mines","name":"Mines","domains":["identity","production","logistics"],"products":["mine identity","status","commodity","location","operator and controller"],"rowCount":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-personal-health-samples","name":"Metal and Nonmetal Personal Health Samples","domains":["health","safety"],"products":["personal exposure trend","occupation patterns","analyte coverage"],"rowCount":4,"firstDate":"2004-08-24","lastDate":"2008-11-19","metrics":{"recentRows":0,"actionTaken":4,"maxExposureRatio":0.64,"overExposureLimit":0,"exposureRatioTotal":0.64},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"90865","EVENT_NO":"1012930","SAMPLE_NO":"000000200809839900","SAMPLE_DATE":"11/19/2008","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Dredge/Barge Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2008-11-19"},{"SOURCE_ROW_NUMBER":"90864","EVENT_NO":"1012930","SAMPLE_NO":"000000200809839800","SAMPLE_DATE":"11/19/2008","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.18","EXPOSURE_LIMIT":"0000.28","C_OVER_E":"00.64","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2008-11-19"},{"SOURCE_ROW_NUMBER":"27160","EVENT_NO":"0987376","SAMPLE_NO":"000000200407778400","SAMPLE_DATE":"08/24/2004","CONTAMINANT_DESC":"Unlisted Particulate, respirable, <1% Qtz","CONCENTRATION":"0000.16","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Dredge/Barge Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2004-08-24"},{"SOURCE_ROW_NUMBER":"27159","EVENT_NO":"0987376","SAMPLE_NO":"000000200407778300","SAMPLE_DATE":"08/24/2004","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Cleanup Man","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2004-08-24"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":32,"firstDate":"2000-03-30","lastDate":"2011-10-17","metrics":{"ss":5,"amountDue":2435,"contested":0,"amountPaid":2435,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":2435},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"663655","VIOLATION_NO":"8660567","VIOLATION_ISSUE_DT":"10/17/2011","SIG_SUB":"N","PART_SECTION":"56.12032","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/18/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-10-17"},{"SOURCE_ROW_NUMBER":"663654","VIOLATION_NO":"8660566","VIOLATION_ISSUE_DT":"10/17/2011","SIG_SUB":"Y","PART_SECTION":"56.12016","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/17/2011","PROPOSED_PENALTY":"127","AMOUNT_DUE":"127","AMOUNT_PAID":"127","CONTESTED_IND":"N","sourceDate":"2011-10-17"},{"SOURCE_ROW_NUMBER":"663635","VIOLATION_NO":"8660082","VIOLATION_ISSUE_DT":"06/07/2011","SIG_SUB":"N","PART_SECTION":"56.14100(c)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"06/07/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-06-07"},{"SOURCE_ROW_NUMBER":"663634","VIOLATION_NO":"8660081","VIOLATION_ISSUE_DT":"06/07/2011","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/07/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-06-07"},{"SOURCE_ROW_NUMBER":"663640","VIOLATION_NO":"6550690","VIOLATION_ISSUE_DT":"08/17/2010","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/23/2010","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2010-08-17"},{"SOURCE_ROW_NUMBER":"663659","VIOLATION_NO":"6413845","VIOLATION_ISSUE_DT":"11/19/2008","SIG_SUB":"N","PART_SECTION":"56.12025","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"11/19/2008","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2008-11-19"},{"SOURCE_ROW_NUMBER":"663658","VIOLATION_NO":"6413844","VIOLATION_ISSUE_DT":"11/19/2008","SIG_SUB":"N","PART_SECTION":"56.12025","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"11/19/2008","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2008-11-19"},{"SOURCE_ROW_NUMBER":"663657","VIOLATION_NO":"6413843","VIOLATION_ISSUE_DT":"11/18/2008","SIG_SUB":"N","PART_SECTION":"56.12028","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/19/2008","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2008-11-18"},{"SOURCE_ROW_NUMBER":"663656","VIOLATION_NO":"6413842","VIOLATION_ISSUE_DT":"11/18/2008","SIG_SUB":"N","PART_SECTION":"56.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"11/19/2008","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2008-11-18"},{"SOURCE_ROW_NUMBER":"663636","VIOLATION_NO":"6182080","VIOLATION_ISSUE_DT":"06/13/2006","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/13/2006","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2006-06-13"},{"SOURCE_ROW_NUMBER":"663646","VIOLATION_NO":"6180050","VIOLATION_ISSUE_DT":"08/24/2004","SIG_SUB":"Y","PART_SECTION":"56.12030","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/14/2004","PROPOSED_PENALTY":"144","AMOUNT_DUE":"144","AMOUNT_PAID":"144","CONTESTED_IND":"N","sourceDate":"2004-08-24"},{"SOURCE_ROW_NUMBER":"663645","VIOLATION_NO":"6180049","VIOLATION_ISSUE_DT":"08/24/2004","SIG_SUB":"Y","PART_SECTION":"56.9300(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/24/2004","PROPOSED_PENALTY":"144","AMOUNT_DUE":"144","AMOUNT_PAID":"144","CONTESTED_IND":"N","sourceDate":"2004-08-24"}]}],"safety":{"href":"/api/v1/mines/1301916/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1301916/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":"Inspection and cover plates.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12032","part":"56","subchapter":"K","subpart":"K","id":"56.12032","citation":"30 CFR 56.12032","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Work on electrically-powered equipment.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12016","part":"56","subchapter":"K","subpart":"K","id":"56.12016","citation":"30 CFR 56.12016","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Safety defects; examination, correction and records.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100","part":"56","subchapter":"K","subpart":"M","id":"56.14100","citation":"30 CFR 56.14100","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Moving machine parts.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107","part":"56","subchapter":"K","subpart":"M","id":"56.14107","citation":"30 CFR 56.14107","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":3},{"chapter":"I","heading":"Grounding circuit enclosures.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12025","part":"56","subchapter":"K","subpart":"K","id":"56.12025","citation":"30 CFR 56.12025","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":2},{"chapter":"I","heading":"Testing grounding systems.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12028","part":"56","subchapter":"K","subpart":"K","id":"56.12028","citation":"30 CFR 56.12028","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Electrical conductors.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004","part":"56","subchapter":"K","subpart":"K","id":"56.12004","citation":"30 CFR 56.12004","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Correction of dangerous conditions.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12030","part":"56","subchapter":"K","subpart":"K","id":"56.12030","citation":"30 CFR 56.12030","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Berms or guardrails.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9300","part":"56","subchapter":"K","subpart":"H","id":"56.9300","citation":"30 CFR 56.9300","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"1301916","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}