{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"1401471","name":"LaCygne Quarry","status":"Intermittent","status_date":"2022-01-11","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Limestone NEC","state":"KS","county":"Linn","nearest_town":"La Cygne","operator_id":"L16197","operator_name":"Martin Marietta Materials, Inc.","controller_id":"M00174","controller_name":"Martin Marietta Materials Inc","district":"M6","office":"Topeka KS Field Office","employees":7,"latitude":39.079722,"longitude":-95.389722},"coverage":{"contributingSources":15,"registeredSources":20,"sourceRows":692},"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":"1401471","name":"LaCygne Quarry"},"operator":{"type":"operator","id":"L16197","name":"Martin Marietta Materials, Inc."},"controller":{"type":"controller","id":"M00174","name":"Martin Marietta Materials Inc"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00174","name":"Martin Marietta Materials Inc"},"object":{"type":"mine","id":"1401471","name":"LaCygne Quarry"},"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":"1401471|M00174|1950-01-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00252","name":"N R  Hamm"},"object":{"type":"mine","id":"1401471","name":"LaCygne Quarry"},"validFrom":"1950-01-01","validTo":"2012-02-08","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1401471|M00252|1950-01-01|2012-02-08"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00313","name":"N R Hamm Quarry LLC"},"object":{"type":"mine","id":"1401471","name":"LaCygne Quarry"},"validFrom":"1985-07-01","validTo":"2026-03-22","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1401471|L00313|1985-07-01|2026-03-22"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00252","name":"N R  Hamm"},"object":{"type":"operator","id":"L00313","name":"N R Hamm Quarry LLC"},"validFrom":"1985-07-01","validTo":"2012-02-08","current":false,"derived":true,"evidenceMineId":"1401471","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1401471|L00313|1985-07-01|M00252|1950-01-01|108266"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M02046","name":"Summit Materials LLC"},"object":{"type":"mine","id":"1401471","name":"LaCygne Quarry"},"validFrom":"2012-02-09","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1401471|M02046|2012-02-09|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M02046","name":"Summit Materials LLC"},"object":{"type":"operator","id":"L00313","name":"N R Hamm Quarry LLC"},"validFrom":"2012-02-09","validTo":"2026-03-22","current":false,"derived":true,"evidenceMineId":"1401471","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1401471|L00313|1985-07-01|M02046|2012-02-09|122965"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L16197","name":"Martin Marietta Materials, Inc."},"object":{"type":"mine","id":"1401471","name":"LaCygne Quarry"},"validFrom":"2026-03-23","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1401471|L16197|2026-03-23|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00174","name":"Martin Marietta Materials Inc"},"object":{"type":"operator","id":"L16197","name":"Martin Marietta Materials, Inc."},"validFrom":"2026-03-23","validTo":null,"current":true,"derived":true,"evidenceMineId":"1401471","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1401471|L16197|2026-03-23|M00174|1950-01-01|105918"}}],"coverage":{"historyRecords":3,"edgeCount":8,"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":3,"firstDate":"2003-01-09","lastDate":"2008-09-24","metrics":{"daysLost":11,"injuries":3,"fatalities":0,"recentRows":0,"restrictedDays":27,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"121449","DOCUMENT_NO":"220082770008","ACCIDENT_DT":"09/24/2008","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion in lifting objects","OCCUPATION":"Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver","NO_INJURIES":"1","DAYS_LOST":"5","NARRATIVE":"Employee was helping to lift a screen.  Employee injured shoulder.","sourceDate":"2008-09-24"},{"SOURCE_ROW_NUMBER":"74172","DOCUMENT_NO":"220072470009","ACCIDENT_DT":"08/24/2007","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"MACHINERY","ACCIDENT_TYPE":"Struck by falling object","OCCUPATION":"Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver","NO_INJURIES":"1","DAYS_LOST":"2","NARRATIVE":"Employee was moving an impact hammer from a lower level to an upper level.  Employee lifted the impact hammer and was unable to hold it and it dropped on his hand.","sourceDate":"2007-08-24"},{"SOURCE_ROW_NUMBER":"211930","DOCUMENT_NO":"220030230026","ACCIDENT_DT":"01/09/2003","DEGREE_INJURY":"DYS AWY FRM WRK & RESTRCTD ACT","CLASSIFICATION":"STEPPING OR KNEELING ON OBJECT","ACCIDENT_TYPE":"Struck against stationary object","OCCUPATION":"Drill helper","NO_INJURIES":"1","DAYS_LOST":"4","NARRATIVE":"EMPLOYEE WAS WALKING AROUND EQUIPMENT ON QUARRY LEDGE AND STEPPED ON A ROCK HURTING HIS LEFT KNEE.","sourceDate":"2003-01-09"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2022-01-11","lastDate":"2022-01-11","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":78,"firstDate":"2000-03-08","lastDate":"2022-08-30","metrics":{"ss":17,"delinquent":77,"recentRows":1,"paidPenalty":11018,"proposedPenalty":11018,"currentAssessment":11018},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2052733","VIOLATION_NO":"9535038","ISSUE_DT":"08/30/2022","CFR_STANDARD_CD":"46.7(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"133.00","CURRENT_ASSESSMENT_AMT":"133.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2022-08-30"},{"SOURCE_ROW_NUMBER":"2505355","VIOLATION_NO":"9340543","ISSUE_DT":"11/13/2017","CFR_STANDARD_CD":"46.9(g)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"116.00","CURRENT_ASSESSMENT_AMT":"116.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2017-11-13"},{"SOURCE_ROW_NUMBER":"2505354","VIOLATION_NO":"9340542","ISSUE_DT":"11/13/2017","CFR_STANDARD_CD":"56.12028","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"116.00","CURRENT_ASSESSMENT_AMT":"116.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2017-11-13"},{"SOURCE_ROW_NUMBER":"2505324","VIOLATION_NO":"9340516","ISSUE_DT":"08/16/2017","CFR_STANDARD_CD":"50.30(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"116.00","CURRENT_ASSESSMENT_AMT":"116.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2017-08-16"},{"SOURCE_ROW_NUMBER":"2235763","VIOLATION_NO":"8759848","ISSUE_DT":"09/09/2013","CFR_STANDARD_CD":"56.14101(a)(3)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-09-09"},{"SOURCE_ROW_NUMBER":"2128602","VIOLATION_NO":"8587719","ISSUE_DT":"11/09/2011","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":"2011-11-09"},{"SOURCE_ROW_NUMBER":"2128863","VIOLATION_NO":"6593327","ISSUE_DT":"09/07/2011","CFR_STANDARD_CD":"56.4201(a)(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":"2011-09-07"},{"SOURCE_ROW_NUMBER":"2124154","VIOLATION_NO":"6459882","ISSUE_DT":"02/17/2011","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":"2011-02-17"},{"SOURCE_ROW_NUMBER":"2124153","VIOLATION_NO":"6459881","ISSUE_DT":"02/17/2011","CFR_STANDARD_CD":"56.14130(i)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-02-17"},{"SOURCE_ROW_NUMBER":"2080540","VIOLATION_NO":"6593002","ISSUE_DT":"07/01/2010","CFR_STANDARD_CD":"56.6102(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":"2010-07-01"},{"SOURCE_ROW_NUMBER":"2080539","VIOLATION_NO":"6593001","ISSUE_DT":"07/01/2010","CFR_STANDARD_CD":"56.6102(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":"2010-07-01"},{"SOURCE_ROW_NUMBER":"2080538","VIOLATION_NO":"6449600","ISSUE_DT":"07/01/2010","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":"2010-07-01"}]},{"id":"msha-civil-penalty-dockets-decisions","name":"Civil Penalty Dockets and Decisions","domains":["compliance","legal"],"products":["docket lineage","decision outcomes","citation packet precedent"],"rowCount":2,"firstDate":"2002-04-22","lastDate":"2011-05-25","metrics":{"appeals":0,"decisions":2,"recentRows":0,"decisionPenalty":213,"originalPenalty":213},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"283762","VIOLATION_NO":"6449599","DOCKET_NO":"CENT 2010-1180M","DECISION_DT":"05/25/2011","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":"100.00","JUDGE_FIRST_NAME":"Robert","JUDGE_LAST_NAME":"Lesnick","sourceDate":"2011-05-25"},{"SOURCE_ROW_NUMBER":"469774","VIOLATION_NO":"7929324","DOCKET_NO":"CENT20020081M","DECISION_DT":"04/22/2002","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"113.00","DECISION_PENALTY_AMT":"113.00","JUDGE_FIRST_NAME":"David","JUDGE_LAST_NAME":"Barbour","sourceDate":"2002-04-22"}]},{"id":"msha-conferences","name":"Conferences","domains":["compliance","legal"],"products":["conference history","post-issuance changes","citation lifecycle"],"rowCount":3,"firstDate":"2001-09-18","lastDate":"2001-09-18","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":1,"firstDate":"2010-07-01","lastDate":"2010-07-01","metrics":{"decisions":1,"ssChanged":0,"recentRows":0,"decisionPenalty":100,"proposedPenalty":100},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"358910","CITATION_NO":"6449599","CITATION_ISSUE_DT":"07/01/2010","DOCKET_NO":"CENT 2010-1180M","DECISION_DT":"05/25/2011","CFR_STANDARD_CODE":"56.14100(b)","ORIGINAL_SIG_SUB_IND":"N","DECISION_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":"100.00","sourceDate":"2010-07-01"}]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":88,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":2,"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":17,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":1,"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":3,"firstDate":"1985-07-01","lastDate":"2026-03-23","metrics":{"recentRows":1,"currentOperatorTenures":1,"completedOperatorTenures":2},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":42,"firstDate":"2000-03-08","lastDate":"2026-02-27","metrics":{"inspectors":46,"recentRows":6,"onSiteHours":278.5,"inspectionHours":471.75,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"213313","EVENT_NO":"7102077","INSPECTION_BEGIN_DT":"02/27/2026","INSPECTION_END_DT":"02/27/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10","SUM_TOTAL_ON_SITE_HOURS":"6.5","sourceDate":"2026-02-27"},{"SOURCE_ROW_NUMBER":"590340","EVENT_NO":"7041737","INSPECTION_BEGIN_DT":"03/28/2025","INSPECTION_END_DT":"03/28/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2025-03-28"},{"SOURCE_ROW_NUMBER":"739002","EVENT_NO":"7041134","INSPECTION_BEGIN_DT":"05/22/2024","INSPECTION_END_DT":"05/22/2024","ACTIVITY_CODE":"E17","ACTIVITY":"Special Emphasis Programs","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.25","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2024-05-22"},{"SOURCE_ROW_NUMBER":"331947","EVENT_NO":"7041117","INSPECTION_BEGIN_DT":"04/22/2024","INSPECTION_END_DT":"04/23/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"12.75","SUM_TOTAL_ON_SITE_HOURS":"7.5","sourceDate":"2024-04-22"},{"SOURCE_ROW_NUMBER":"339997","EVENT_NO":"7040380","INSPECTION_BEGIN_DT":"09/05/2023","INSPECTION_END_DT":"09/06/2023","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2023-09-05"},{"SOURCE_ROW_NUMBER":"917081","EVENT_NO":"6491457","INSPECTION_BEGIN_DT":"08/30/2022","INSPECTION_END_DT":"08/30/2022","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"11.25","SUM_TOTAL_ON_SITE_HOURS":"8.25","sourceDate":"2022-08-30"},{"SOURCE_ROW_NUMBER":"92539","EVENT_NO":"6487349","INSPECTION_BEGIN_DT":"09/01/2020","INSPECTION_END_DT":"09/01/2020","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3.75","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2020-09-01"},{"SOURCE_ROW_NUMBER":"515476","EVENT_NO":"6782233","INSPECTION_BEGIN_DT":"11/08/2017","INSPECTION_END_DT":"11/13/2017","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18.5","SUM_TOTAL_ON_SITE_HOURS":"11","sourceDate":"2017-11-08"},{"SOURCE_ROW_NUMBER":"822585","EVENT_NO":"6782214","INSPECTION_BEGIN_DT":"08/16/2017","INSPECTION_END_DT":"08/16/2017","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.5","SUM_TOTAL_ON_SITE_HOURS":"3.5","sourceDate":"2017-08-16"},{"SOURCE_ROW_NUMBER":"351496","EVENT_NO":"6694694","INSPECTION_BEGIN_DT":"08/31/2015","INSPECTION_END_DT":"08/31/2015","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.5","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2015-08-31"},{"SOURCE_ROW_NUMBER":"1127316","EVENT_NO":"6615722","INSPECTION_BEGIN_DT":"09/09/2013","INSPECTION_END_DT":"09/09/2013","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8.75","SUM_TOTAL_ON_SITE_HOURS":"4.75","sourceDate":"2013-09-09"},{"SOURCE_ROW_NUMBER":"219036","EVENT_NO":"6555775","INSPECTION_BEGIN_DT":"12/05/2011","INSPECTION_END_DT":"12/05/2011","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2011-12-05"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":294,"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":2226,"employees":9,"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},"2024-Q4":{"hours":0,"employees":0,"production":0},"2024-Q3":{"hours":0,"employees":0,"production":0},"2024-Q2":{"hours":2918,"employees":7,"production":0},"2024-Q1":{"hours":3059,"employees":7,"production":0},"2023-Q4":{"hours":161,"employees":3,"production":0},"2023-Q3":{"hours":0,"employees":0,"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":73,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2016":{"hours":3879,"employees":10,"production":0},"2017":{"hours":9758,"employees":11,"production":0},"2018":{"hours":3653,"employees":7,"production":0},"2019":{"hours":12,"employees":1,"production":0},"2020":{"hours":1724,"employees":8,"production":0},"2022":{"hours":13630,"employees":8,"production":0},"2023":{"hours":3319,"employees":6,"production":0},"2024":{"hours":5977,"employees":7,"production":0},"2025":{"hours":2226,"employees":9,"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-personal-health-samples","name":"Metal and Nonmetal Personal Health Samples","domains":["health","safety"],"products":["personal exposure trend","occupation patterns","analyte coverage"],"rowCount":8,"firstDate":"2008-04-23","lastDate":"2017-11-13","metrics":{"recentRows":0,"actionTaken":8,"maxExposureRatio":0.67,"overExposureLimit":0,"exposureRatioTotal":2.79},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"209375","EVENT_NO":"6782233","SAMPLE_NO":"000000201706628100","SAMPLE_DATE":"11/13/2017","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.44","EXPOSURE_LIMIT":"0000.82","C_OVER_E":"00.54","JOB_CD_DESC":"Truck Driver","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2017-11-13"},{"SOURCE_ROW_NUMBER":"209374","EVENT_NO":"6782233","SAMPLE_NO":"000000201706628000","SAMPLE_DATE":"11/13/2017","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.28","EXPOSURE_LIMIT":"0000.85","C_OVER_E":"00.33","JOB_CD_DESC":"Truck Driver","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2017-11-13"},{"SOURCE_ROW_NUMBER":"209373","EVENT_NO":"6782233","SAMPLE_NO":"000000201706627900","SAMPLE_DATE":"11/13/2017","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.25","EXPOSURE_LIMIT":"0000.63","C_OVER_E":"00.40","JOB_CD_DESC":"Cleanup Man","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2017-11-13"},{"SOURCE_ROW_NUMBER":"139393","EVENT_NO":"6556069","SAMPLE_NO":"000000201108524000","SAMPLE_DATE":"09/08/2011","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.34","EXPOSURE_LIMIT":"0001.58","C_OVER_E":"00.22","JOB_CD_DESC":"Truck Driver","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2011-09-08"},{"SOURCE_ROW_NUMBER":"139392","EVENT_NO":"6556069","SAMPLE_NO":"000000201108523900","SAMPLE_DATE":"09/08/2011","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0001.20","EXPOSURE_LIMIT":"0001.79","C_OVER_E":"00.67","JOB_CD_DESC":"Truck Driver","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2011-09-08"},{"SOURCE_ROW_NUMBER":"139391","EVENT_NO":"6556069","SAMPLE_NO":"000000201108523800","SAMPLE_DATE":"09/08/2011","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.70","EXPOSURE_LIMIT":"0002.34","C_OVER_E":"00.30","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2011-09-08"},{"SOURCE_ROW_NUMBER":"84185","EVENT_NO":"1103221","SAMPLE_NO":"000000200803482000","SAMPLE_DATE":"04/23/2008","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.24","EXPOSURE_LIMIT":"0002.01","C_OVER_E":"00.12","JOB_CD_DESC":"Cleanup Man","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2008-04-23"},{"SOURCE_ROW_NUMBER":"84184","EVENT_NO":"1103221","SAMPLE_NO":"000000200803481900","SAMPLE_DATE":"04/23/2008","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.32","EXPOSURE_LIMIT":"0001.53","C_OVER_E":"00.21","JOB_CD_DESC":"Supervisor, Co. Official","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2008-04-23"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":78,"firstDate":"2000-03-08","lastDate":"2022-08-30","metrics":{"ss":17,"amountDue":11018,"contested":2,"amountPaid":11018,"recentRows":1,"section104d":0,"unterminated":0,"proposedPenalty":11018},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"695356","VIOLATION_NO":"9535038","VIOLATION_ISSUE_DT":"08/30/2022","SIG_SUB":"N","PART_SECTION":"46.7(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"08/30/2022","PROPOSED_PENALTY":"133","AMOUNT_DUE":"133","AMOUNT_PAID":"133","CONTESTED_IND":"N","sourceDate":"2022-08-30"},{"SOURCE_ROW_NUMBER":"695388","VIOLATION_NO":"9340543","VIOLATION_ISSUE_DT":"11/13/2017","SIG_SUB":"N","PART_SECTION":"46.9(g)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"11/13/2017","PROPOSED_PENALTY":"116","AMOUNT_DUE":"116","AMOUNT_PAID":"116","CONTESTED_IND":"N","sourceDate":"2017-11-13"},{"SOURCE_ROW_NUMBER":"695387","VIOLATION_NO":"9340542","VIOLATION_ISSUE_DT":"11/13/2017","SIG_SUB":"N","PART_SECTION":"56.12028","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"11/13/2017","PROPOSED_PENALTY":"116","AMOUNT_DUE":"116","AMOUNT_PAID":"116","CONTESTED_IND":"N","sourceDate":"2017-11-13"},{"SOURCE_ROW_NUMBER":"695355","VIOLATION_NO":"9340516","VIOLATION_ISSUE_DT":"08/16/2017","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"08/28/2017","PROPOSED_PENALTY":"116","AMOUNT_DUE":"116","AMOUNT_PAID":"116","CONTESTED_IND":"N","sourceDate":"2017-08-16"},{"SOURCE_ROW_NUMBER":"695377","VIOLATION_NO":"8759848","VIOLATION_ISSUE_DT":"09/09/2013","SIG_SUB":"N","PART_SECTION":"56.14101(a)(3)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"2","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/09/2013","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2013-09-09"},{"SOURCE_ROW_NUMBER":"695389","VIOLATION_NO":"8587719","VIOLATION_ISSUE_DT":"11/09/2011","SIG_SUB":"N","PART_SECTION":"56.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/05/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-11-09"},{"SOURCE_ROW_NUMBER":"695376","VIOLATION_NO":"6593327","VIOLATION_ISSUE_DT":"09/07/2011","SIG_SUB":"N","PART_SECTION":"56.4201(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/07/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-09-07"},{"SOURCE_ROW_NUMBER":"695316","VIOLATION_NO":"6459882","VIOLATION_ISSUE_DT":"02/17/2011","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/17/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-02-17"},{"SOURCE_ROW_NUMBER":"695315","VIOLATION_NO":"6459881","VIOLATION_ISSUE_DT":"02/17/2011","SIG_SUB":"N","PART_SECTION":"56.14130(i)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/17/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-02-17"},{"SOURCE_ROW_NUMBER":"695336","VIOLATION_NO":"6593002","VIOLATION_ISSUE_DT":"07/01/2010","SIG_SUB":"N","PART_SECTION":"56.6102(a)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/01/2010","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2010-07-01"},{"SOURCE_ROW_NUMBER":"695335","VIOLATION_NO":"6593001","VIOLATION_ISSUE_DT":"07/01/2010","SIG_SUB":"N","PART_SECTION":"56.6102(a)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/01/2010","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2010-07-01"},{"SOURCE_ROW_NUMBER":"695334","VIOLATION_NO":"6449600","VIOLATION_ISSUE_DT":"07/01/2010","SIG_SUB":"N","PART_SECTION":"56.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/01/2010","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2010-07-01"}]}],"safety":{"href":"/api/v1/mines/1401471/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1401471/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":"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":1},{"chapter":"I","heading":"Records of training.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.9","part":"46","subchapter":"H","subpart":"","id":"46.9","citation":"30 CFR 46.9","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":1},{"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":"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":2},{"chapter":"I","heading":"Brakes.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14101","part":"56","subchapter":"K","subpart":"M","id":"56.14101","citation":"30 CFR 56.14101","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":2},{"chapter":"I","heading":"Inspection.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201","part":"56","subchapter":"K","subpart":"C","id":"56.4201","citation":"30 CFR 56.4201","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":"Roll-over protective structures (ROPS) and seat belts.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14130","part":"56","subchapter":"K","subpart":"M","id":"56.14130","citation":"30 CFR 56.14130","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":"Explosive material storage practices.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-E/section-56.6102","part":"56","subchapter":"K","subpart":"E","id":"56.6102","citation":"30 CFR 56.6102","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}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"1401471","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}