{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"1302184","name":"Knife River Portable Plant #2","status":"Abandoned","status_date":"2011-06-27","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"IA","county":"Woodbury","nearest_town":"Decorah","operator_id":"L00546","operator_name":"Knife River Midwest LLC","controller_id":"M09717","controller_name":"MDU Resources Group Inc","district":"M4","office":"Duluth District","employees":0,"latitude":42.517222,"longitude":-96.381388},"coverage":{"contributingSources":12,"registeredSources":20,"sourceRows":198},"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":"1302184","name":"Knife River Portable Plant #2"},"operator":{"type":"operator","id":"L00546","name":"Knife River Midwest LLC"},"controller":{"type":"controller","id":"M09717","name":"MDU Resources Group Inc"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00465","name":"Curtis G Roverud et al"},"object":{"type":"mine","id":"1302184","name":"Knife River Portable Plant #2"},"validFrom":"1950-01-01","validTo":"2004-02-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302184|M00465|1950-01-01|2004-02-04"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M07867","name":"Charles P  Becker"},"object":{"type":"mine","id":"1302184","name":"Knife River Portable Plant #2"},"validFrom":"1988-04-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302184|M07867|1988-04-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L13801","name":"Becker Gravel Company Inc"},"object":{"type":"mine","id":"1302184","name":"Knife River Portable Plant #2"},"validFrom":"1991-12-01","validTo":"2004-09-12","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302184|L13801|1991-12-01|2004-09-12"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M07867","name":"Charles P  Becker"},"object":{"type":"operator","id":"L13801","name":"Becker Gravel Company Inc"},"validFrom":"1991-12-01","validTo":"2004-09-12","current":false,"derived":true,"evidenceMineId":"1302184","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302184|L13801|1991-12-01|M07867|1988-04-01|142111"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M09717","name":"MDU Resources Group Inc"},"object":{"type":"mine","id":"1302184","name":"Knife River Portable Plant #2"},"validFrom":"2004-02-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302184|M09717|2004-02-05|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00546","name":"Knife River Midwest LLC"},"object":{"type":"mine","id":"1302184","name":"Knife River Portable Plant #2"},"validFrom":"2004-09-13","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302184|L00546|2004-09-13|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00465","name":"Curtis G Roverud et al"},"object":{"type":"operator","id":"L00546","name":"Knife River Midwest LLC"},"validFrom":"2004-09-13","validTo":"2004-02-04","current":false,"derived":true,"evidenceMineId":"1302184","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302184|L00546|2004-09-13|M00465|1950-01-01|111489"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00465","name":"Jeff C Roverud et al"},"object":{"type":"operator","id":"L00546","name":"Knife River Midwest LLC"},"validFrom":"2004-09-13","validTo":"2004-02-04","current":false,"derived":true,"evidenceMineId":"1302184","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302184|L00546|2004-09-13|M00465|1950-01-01|111490"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M09717","name":"MDU Resources Group Inc"},"object":{"type":"operator","id":"L00546","name":"Knife River Midwest LLC"},"validFrom":"2004-09-13","validTo":null,"current":true,"derived":true,"evidenceMineId":"1302184","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302184|L00546|2004-09-13|M09717|2004-02-05|147344"}}],"coverage":{"historyRecords":4,"edgeCount":9,"intervalAnomalies":2,"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":"2009-05-14","lastDate":"2009-05-14","metrics":{"daysLost":0,"injuries":1,"fatalities":0,"recentRows":0,"restrictedDays":3,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"168838","DOCUMENT_NO":"220091490001","ACCIDENT_DT":"05/14/2009","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDTOOLS (NONPOWERED)","ACCIDENT_TYPE":"Caught in, under or between a moving and a stationary object","OCCUPATION":"Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Dislodging a large stone from the crusher jaw. Metal pry bar that was being used, kicked back and pinched finger between the pry bar and metal frame of machine.","sourceDate":"2009-05-14"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2011-06-27","lastDate":"2011-06-27","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":22,"firstDate":"2000-08-10","lastDate":"2010-07-22","metrics":{"ss":2,"delinquent":22,"recentRows":0,"paidPenalty":1542,"proposedPenalty":1606,"currentAssessment":1542},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2073909","VIOLATION_NO":"6550138","ISSUE_DT":"07/22/2010","CFR_STANDARD_CD":"56.1000","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2010-07-22"},{"SOURCE_ROW_NUMBER":"344036","VIOLATION_NO":"6154863","ISSUE_DT":"09/02/2009","CFR_STANDARD_CD":"50.30(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":"2009-09-02"},{"SOURCE_ROW_NUMBER":"344035","VIOLATION_NO":"6154862","ISSUE_DT":"09/02/2009","CFR_STANDARD_CD":"56.11001","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"176.00","CURRENT_ASSESSMENT_AMT":"112.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2009-09-02"},{"SOURCE_ROW_NUMBER":"344034","VIOLATION_NO":"6154861","ISSUE_DT":"09/02/2009","CFR_STANDARD_CD":"56.12016","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2009-09-02"},{"SOURCE_ROW_NUMBER":"387185","VIOLATION_NO":"7840426","ISSUE_DT":"04/22/2008","CFR_STANDARD_CD":"56.14132(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":"2008-04-22"},{"SOURCE_ROW_NUMBER":"387184","VIOLATION_NO":"7840425","ISSUE_DT":"04/22/2008","CFR_STANDARD_CD":"56.14103(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":"2008-04-22"},{"SOURCE_ROW_NUMBER":"362277","VIOLATION_NO":"6197298","ISSUE_DT":"03/28/2007","CFR_STANDARD_CD":"56.14132(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":"2007-03-28"},{"SOURCE_ROW_NUMBER":"362276","VIOLATION_NO":"6197297","ISSUE_DT":"03/28/2007","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":"2007-03-28"},{"SOURCE_ROW_NUMBER":"362275","VIOLATION_NO":"6197296","ISSUE_DT":"03/28/2007","CFR_STANDARD_CD":"46.7(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":"2007-03-28"},{"SOURCE_ROW_NUMBER":"362274","VIOLATION_NO":"6197295","ISSUE_DT":"03/28/2007","CFR_STANDARD_CD":"46.7(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":"2007-03-28"},{"SOURCE_ROW_NUMBER":"361879","VIOLATION_NO":"6182684","ISSUE_DT":"06/01/2006","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":"2006-06-01"},{"SOURCE_ROW_NUMBER":"314651","VIOLATION_NO":"6153537","ISSUE_DT":"03/30/2004","CFR_STANDARD_CD":"56.14108","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-03-30"}]},{"id":"msha-civil-penalty-dockets-decisions","name":"Civil Penalty Dockets and Decisions","domains":["compliance","legal"],"products":["docket lineage","decision outcomes","citation packet precedent"],"rowCount":5,"firstDate":"2011-05-19","lastDate":"2011-06-28","metrics":{"appeals":0,"decisions":5,"recentRows":0,"decisionPenalty":212,"originalPenalty":576},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"262160","VIOLATION_NO":"6154862","DOCKET_NO":"CENT 2010-291M","DECISION_DT":"06/28/2011","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"176.00","DECISION_PENALTY_AMT":"112.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2011-06-28"},{"SOURCE_ROW_NUMBER":"285404","VIOLATION_NO":"6550241","DOCKET_NO":"CENT 2011-1M","DECISION_DT":"05/19/2011","DECISION_TYPE_CODE_DESC":"Vacate","ORIGINAL_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":"0.00","JUDGE_FIRST_NAME":"Robert","JUDGE_LAST_NAME":"Lesnick","sourceDate":"2011-05-19"},{"SOURCE_ROW_NUMBER":"284599","VIOLATION_NO":"6550242","DOCKET_NO":"CENT 2011-1M","DECISION_DT":"05/19/2011","DECISION_TYPE_CODE_DESC":"Vacate","ORIGINAL_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":"0.00","JUDGE_FIRST_NAME":"Robert","JUDGE_LAST_NAME":"Lesnick","sourceDate":"2011-05-19"},{"SOURCE_ROW_NUMBER":"62517","VIOLATION_NO":"6550138","DOCKET_NO":"CENT 2011-1M","DECISION_DT":"05/19/2011","DECISION_TYPE_CODE_DESC":"Dismissal","ORIGINAL_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":"100.00","JUDGE_FIRST_NAME":"Robert","JUDGE_LAST_NAME":"Lesnick","sourceDate":"2011-05-19"},{"SOURCE_ROW_NUMBER":"62415","VIOLATION_NO":"6550240","DOCKET_NO":"CENT 2011-1M","DECISION_DT":"05/19/2011","DECISION_TYPE_CODE_DESC":"Vacate","ORIGINAL_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":"0.00","JUDGE_FIRST_NAME":"Robert","JUDGE_LAST_NAME":"Lesnick","sourceDate":"2011-05-19"}]},{"id":"msha-conferences","name":"Conferences","domains":["compliance","legal"],"products":["conference history","post-issuance changes","citation lifecycle"],"rowCount":3,"firstDate":"2001-11-26","lastDate":"2001-11-26","metrics":{"linkedIssuances":3},"periods":{},"recentRecords":[]},{"id":"msha-contested-violations","name":"Contested Violations","domains":["compliance","legal"],"products":["contest status","time to resolution","contested-rate context"],"rowCount":5,"firstDate":"2009-09-02","lastDate":"2010-07-22","metrics":{"decisions":5,"ssChanged":4,"recentRows":0,"decisionPenalty":212,"proposedPenalty":576},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"358587","CITATION_NO":"6550138","CITATION_ISSUE_DT":"07/22/2010","DOCKET_NO":"CENT 2011-1M","DECISION_DT":"05/19/2011","CFR_STANDARD_CODE":"56.1000","ORIGINAL_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":"100.00","sourceDate":"2010-07-22"},{"SOURCE_ROW_NUMBER":"418166","CITATION_NO":"6550242","CITATION_ISSUE_DT":"07/12/2010","DOCKET_NO":"CENT 2011-1M","DECISION_DT":"05/19/2011","CFR_STANDARD_CODE":"46.7(d)","ORIGINAL_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":".00","sourceDate":"2010-07-12"},{"SOURCE_ROW_NUMBER":"246017","CITATION_NO":"6550241","CITATION_ISSUE_DT":"07/12/2010","DOCKET_NO":"CENT 2011-1M","DECISION_DT":"05/19/2011","CFR_STANDARD_CODE":"56.14112(b)","ORIGINAL_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":".00","sourceDate":"2010-07-12"},{"SOURCE_ROW_NUMBER":"22976","CITATION_NO":"6550240","CITATION_ISSUE_DT":"07/12/2010","DOCKET_NO":"CENT 2011-1M","DECISION_DT":"05/19/2011","CFR_STANDARD_CODE":"46.4(a)(2)","ORIGINAL_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":".00","sourceDate":"2010-07-12"},{"SOURCE_ROW_NUMBER":"72286","CITATION_NO":"6154862","CITATION_ISSUE_DT":"09/02/2009","DOCKET_NO":"CENT 2010-291M","DECISION_DT":"06/28/2011","CFR_STANDARD_CODE":"56.11001","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"176.00","DECISION_PENALTY_AMT":"112.00","sourceDate":"2009-09-02"}]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":4,"firstDate":"1991-12-01","lastDate":"2004-09-13","metrics":{"recentRows":0,"currentOperatorTenures":3,"completedOperatorTenures":1},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":22,"firstDate":"2000-06-14","lastDate":"2011-06-27","metrics":{"inspectors":25,"recentRows":0,"onSiteHours":101,"inspectionHours":171,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"74556","EVENT_NO":"6573632","INSPECTION_BEGIN_DT":"06/27/2011","INSPECTION_END_DT":"06/27/2011","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.25","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2011-06-27"},{"SOURCE_ROW_NUMBER":"291799","EVENT_NO":"6517877","INSPECTION_BEGIN_DT":"07/26/2010","INSPECTION_END_DT":"07/26/2010","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":".5","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2010-07-26"},{"SOURCE_ROW_NUMBER":"148157","EVENT_NO":"6517876","INSPECTION_BEGIN_DT":"07/22/2010","INSPECTION_END_DT":"07/22/2010","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2010-07-22"},{"SOURCE_ROW_NUMBER":"101480","EVENT_NO":"6518058","INSPECTION_BEGIN_DT":"07/19/2010","INSPECTION_END_DT":"07/19/2010","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2010-07-19"},{"SOURCE_ROW_NUMBER":"874540","EVENT_NO":"6518054","INSPECTION_BEGIN_DT":"07/12/2010","INSPECTION_END_DT":"07/12/2010","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.75","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2010-07-12"},{"SOURCE_ROW_NUMBER":"400897","EVENT_NO":"6510841","INSPECTION_BEGIN_DT":"10/13/2009","INSPECTION_END_DT":"10/13/2009","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3.5","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2009-10-13"},{"SOURCE_ROW_NUMBER":"1063710","EVENT_NO":"6510833","INSPECTION_BEGIN_DT":"09/16/2009","INSPECTION_END_DT":"09/16/2009","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2009-09-16"},{"SOURCE_ROW_NUMBER":"143679","EVENT_NO":"0986721","INSPECTION_BEGIN_DT":"09/02/2009","INSPECTION_END_DT":"09/02/2009","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"8","sourceDate":"2009-09-02"},{"SOURCE_ROW_NUMBER":"637001","EVENT_NO":"1009991","INSPECTION_BEGIN_DT":"05/05/2008","INSPECTION_END_DT":"05/05/2008","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2008-05-05"},{"SOURCE_ROW_NUMBER":"1020661","EVENT_NO":"1012580","INSPECTION_BEGIN_DT":"04/22/2008","INSPECTION_END_DT":"04/23/2008","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"15","SUM_TOTAL_ON_SITE_HOURS":"10","sourceDate":"2008-04-22"},{"SOURCE_ROW_NUMBER":"724066","EVENT_NO":"0998853","INSPECTION_BEGIN_DT":"04/23/2007","INSPECTION_END_DT":"04/23/2007","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.5","SUM_TOTAL_ON_SITE_HOURS":".75","sourceDate":"2007-04-23"},{"SOURCE_ROW_NUMBER":"224035","EVENT_NO":"0999145","INSPECTION_BEGIN_DT":"03/28/2007","INSPECTION_END_DT":"03/29/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"12.25","SUM_TOTAL_ON_SITE_HOURS":"7.25","sourceDate":"2007-03-28"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":90,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2011-Q1":{"hours":1,"employees":1,"production":0},"2010-Q4":{"hours":1739,"employees":5,"production":0},"2010-Q3":{"hours":2217,"employees":4,"production":0},"2010-Q2":{"hours":1567,"employees":4,"production":0},"2010-Q1":{"hours":1,"employees":1,"production":0},"2009-Q4":{"hours":994,"employees":5,"production":0},"2009-Q3":{"hours":1872,"employees":3,"production":0},"2009-Q2":{"hours":2092,"employees":2,"production":0},"2009-Q1":{"hours":0,"employees":0,"production":0},"2008-Q4":{"hours":1092,"employees":5,"production":0},"2008-Q3":{"hours":2029,"employees":5,"production":0},"2008-Q2":{"hours":1220,"employees":4,"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":22,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2002":{"hours":11180,"employees":7,"production":0},"2003":{"hours":12307,"employees":7,"production":0},"2004":{"hours":11631,"employees":7,"production":0},"2005":{"hours":8617,"employees":6,"production":0},"2006":{"hours":9770,"employees":6,"production":0},"2007":{"hours":8901,"employees":6,"production":0},"2008":{"hours":4341,"employees":5,"production":0},"2009":{"hours":4958,"employees":3,"production":0},"2010":{"hours":5524,"employees":4,"production":0},"2011":{"hours":1,"employees":1,"production":0}},"recentRecords":[]},{"id":"msha-mines","name":"Mines","domains":["identity","production","logistics"],"products":["mine identity","status","commodity","location","operator and controller"],"rowCount":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":22,"firstDate":"2000-08-10","lastDate":"2010-07-22","metrics":{"ss":2,"amountDue":1542,"contested":2,"amountPaid":1542,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":1606},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"669627","VIOLATION_NO":"6550138","VIOLATION_ISSUE_DT":"07/22/2010","SIG_SUB":"N","PART_SECTION":"56.1000","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"07/26/2010","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"Y","DOCKET_NO":"CENT 2011-1M","sourceDate":"2010-07-22"},{"SOURCE_ROW_NUMBER":"669633","VIOLATION_NO":"6154863","VIOLATION_ISSUE_DT":"09/02/2009","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"09/02/2009","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2009-09-02"},{"SOURCE_ROW_NUMBER":"669632","VIOLATION_NO":"6154862","VIOLATION_ISSUE_DT":"09/02/2009","SIG_SUB":"Y","PART_SECTION":"56.11001","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"10/13/2009","PROPOSED_PENALTY":"176","AMOUNT_DUE":"112","AMOUNT_PAID":"112","CONTESTED_IND":"Y","DOCKET_NO":"CENT 2010-291M","sourceDate":"2009-09-02"},{"SOURCE_ROW_NUMBER":"669631","VIOLATION_NO":"6154861","VIOLATION_ISSUE_DT":"09/02/2009","SIG_SUB":"Y","PART_SECTION":"56.12016","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"2","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"09/02/2009","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2009-09-02"},{"SOURCE_ROW_NUMBER":"669621","VIOLATION_NO":"7840426","VIOLATION_ISSUE_DT":"04/22/2008","SIG_SUB":"N","PART_SECTION":"56.14132(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/05/2008","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2008-04-22"},{"SOURCE_ROW_NUMBER":"669620","VIOLATION_NO":"7840425","VIOLATION_ISSUE_DT":"04/22/2008","SIG_SUB":"N","PART_SECTION":"56.14103(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/05/2008","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2008-04-22"},{"SOURCE_ROW_NUMBER":"669618","VIOLATION_NO":"6197298","VIOLATION_ISSUE_DT":"03/28/2007","SIG_SUB":"N","PART_SECTION":"56.14132(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/23/2007","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2007-03-28"},{"SOURCE_ROW_NUMBER":"669617","VIOLATION_NO":"6197297","VIOLATION_ISSUE_DT":"03/28/2007","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/29/2007","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2007-03-28"},{"SOURCE_ROW_NUMBER":"669616","VIOLATION_NO":"6197296","VIOLATION_ISSUE_DT":"03/28/2007","SIG_SUB":"N","PART_SECTION":"46.7(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/29/2007","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2007-03-28"},{"SOURCE_ROW_NUMBER":"669615","VIOLATION_NO":"6197295","VIOLATION_ISSUE_DT":"03/28/2007","SIG_SUB":"N","PART_SECTION":"46.7(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/29/2007","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2007-03-28"},{"SOURCE_ROW_NUMBER":"669622","VIOLATION_NO":"6182684","VIOLATION_ISSUE_DT":"06/01/2006","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/01/2006","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2006-06-01"},{"SOURCE_ROW_NUMBER":"669619","VIOLATION_NO":"6153537","VIOLATION_ISSUE_DT":"03/30/2004","SIG_SUB":"N","PART_SECTION":"56.14108","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/31/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-03-30"}]}],"safety":{"href":"/api/v1/mines/1302184/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1302184/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":"Notification of commencement of operations and closing of mines.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-A/section-56.1000","part":"56","subchapter":"K","subpart":"A","id":"56.1000","citation":"30 CFR 56.1000","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":"Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30","part":"50","subchapter":"I","subpart":"D","id":"50.30","citation":"30 CFR 50.30","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER I—ACCIDENTS, INJURIES, ILLNESSES, EMPLOYMENT, AND PRODUCTION IN MINES","partHeading":"PART 50—NOTIFICATION, INVESTIGATION, REPORTS AND RECORDS OF ACCIDENTS, INJURIES, ILLNESSES, EMPLOYMENT, AND COAL PRODUCTION IN MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Safe access.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11001","part":"56","subchapter":"K","subpart":"J","id":"56.11001","citation":"30 CFR 56.11001","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":"Horns and backup alarms.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14132","part":"56","subchapter":"K","subpart":"M","id":"56.14132","citation":"30 CFR 56.14132","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":"Operators stations.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14103","part":"56","subchapter":"K","subpart":"M","id":"56.14103","citation":"30 CFR 56.14103","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":2},{"chapter":"I","heading":"New task training.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.7","part":"46","subchapter":"H","subpart":"","id":"46.7","citation":"30 CFR 46.7","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER H—EDUCATION AND TRAINING","partHeading":"PART 46—TRAINING AND RETRAINING OF MINERS ENGAGED IN SHELL DREDGING OR EMPLOYED AT SAND, GRAVEL, SURFACE STONE, SURFACE CLAY, COLLOIDAL PHOSPHATE, OR SURFACE LIMESTONE MINES.","subpartHeading":"","text":null,"occurrenceCount":2},{"chapter":"I","heading":"Overhead drive belts.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14108","part":"56","subchapter":"K","subpart":"M","id":"56.14108","citation":"30 CFR 56.14108","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":"1302184","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}