{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"3102084","name":"Matthews Quarry","status":"Active","status_date":"1992-05-08","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Granite","state":"NC","county":"Mecklenburg","nearest_town":"Matthews","operator_id":"L16197","operator_name":"Martin Marietta Materials, Inc.","controller_id":"M00174","controller_name":"Martin Marietta Materials Inc","district":"C05","office":"Sanford NC Field Office","employees":15,"latitude":35.135833,"longitude":-80.715833},"coverage":{"contributingSources":13,"registeredSources":20,"sourceRows":2581},"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":"3102084","name":"Matthews 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":"3102084","name":"Matthews 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":"3102084|M00174|1950-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00208","name":"Martin Marietta Aggregates"},"object":{"type":"mine","id":"3102084","name":"Matthews Quarry"},"validFrom":"1992-02-01","validTo":"2005-05-18","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3102084|L00208|1992-02-01|2005-05-18"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00174","name":"Martin Marietta Materials Inc"},"object":{"type":"operator","id":"L00208","name":"Martin Marietta Aggregates"},"validFrom":"1992-02-01","validTo":"2005-05-18","current":false,"derived":true,"evidenceMineId":"3102084","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3102084|L00208|1992-02-01|M00174|1950-01-01|106175"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L16197","name":"Martin Marietta Materials, Inc."},"object":{"type":"mine","id":"3102084","name":"Matthews Quarry"},"validFrom":"2005-05-19","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3102084|L16197|2005-05-19|"}},{"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":"2005-05-19","validTo":null,"current":true,"derived":true,"evidenceMineId":"3102084","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3102084|L16197|2005-05-19|M00174|1950-01-01|106176"}}],"coverage":{"historyRecords":2,"edgeCount":5,"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":8,"firstDate":"2000-05-10","lastDate":"2024-10-22","metrics":{"daysLost":55,"injuries":8,"fatalities":0,"recentRows":2,"restrictedDays":6,"contractorRecords":1},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"15253","DOCUMENT_NO":"220243040021","ACCIDENT_DT":"10/22/2024","DEGREE_INJURY":"DYS AWY FRM WRK & RESTRCTD ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Miner, Prospector, NEC","NO_INJURIES":"1","DAYS_LOST":"3","NARRATIVE":"Sprained wrist while installing roof glass on machinery.","sourceDate":"2024-10-22"},{"SOURCE_ROW_NUMBER":"2391","DOCUMENT_NO":"220221450009","ACCIDENT_DT":"05/17/2022","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Caught in, under or between a moving and a stationary object","OCCUPATION":"Utility man, Shift tech, Service/Dump truck operator","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"While changing small motor, the motor smashed the employees finger.","sourceDate":"2022-05-17"},{"SOURCE_ROW_NUMBER":"187259","DOCUMENT_NO":"220112630022","ACCIDENT_DT":"01/12/2011","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Fall to the walkway or working surface","OCCUPATION":"Front-end loader, Scraper-loader operator, Pan operator, Payloader, Scraper rig operator","NO_INJURIES":"1","DAYS_LOST":"52","NARRATIVE":"On an icy day the loader operator started his loader and climbed down. The operator slipped and fell on ice.  The manager helped him up the operator was okay. In August the employee reported pain associated with the fall, after being diagnosed with a degenerative issue claiming the fall aggravated his condition. September 15, 2011 employee had surgery to repair his condition.","sourceDate":"2011-01-12"},{"SOURCE_ROW_NUMBER":"144224","DOCUMENT_NO":"220040400111","ACCIDENT_DT":"01/28/2004","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Fall to the walkway or working surface","OCCUPATION":"Drill helper","NO_INJURIES":"1","NARRATIVE":"EE WAS WALKING BETWEEN THE SAND PUMP AND SAND SCREW AND TRIPPED ON AN ELECTRICAL CONDUIT, WHEN THIS HAPPENED THE EE EXTENDED HIS LEFT ARM AND LANDED ON THE GROUND. HAD A SMALL FRACTURE TO LEFT ELBOW.","sourceDate":"2004-01-28"},{"SOURCE_ROW_NUMBER":"58158","DOCUMENT_NO":"220031890007","ACCIDENT_DT":"06/26/2003","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"POWERED HAULAGE","ACCIDENT_TYPE":"Struck against a moving object","OCCUPATION":"Truck driver","NO_INJURIES":"1","NARRATIVE":"EE WAS TRAMMING THE R-50 HAUL TRUCK DOWN THE S. RAMP LOADED WHEN HIS BRAKES FAILED. HE DROVE TO THE NEXT BENCH THEN INTO THE BERM. THE TRUCK HITIT AT A PERPENDICULAR ANGLE CAUSING THE TRUCK TO JUMP THE BERM & STRIKE ANOTHER WHICH STOPPED THE TRUCK. THE OPERATOR WAS WEARING HIS SEAT BELT THUS KEEPING HIM IN THE TRUCK. X-RAYS SHOWED TWO FRACTURED RIBS. HE WAS RELEASED FOR LIGHT DUTY.","sourceDate":"2003-06-26"},{"SOURCE_ROW_NUMBER":"264759","DOCUMENT_NO":"220031280025","ACCIDENT_DT":"04/29/2003","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDTOOLS (NONPOWERED)","ACCIDENT_TYPE":"Caught in, under or between a moving and a stationary object","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","NARRATIVE":"ON 4/29/03 LEADPERSON WAS WORKING ON STATION #2 TOWER UNSTOPPING A CHUTE. HE WAS USING A STEEL BAR TO DISLODGE THE ROCK. THE BAR SLIPPED CAUSING HIS LEFT PINKY FINGER TO BE SMASHED BETWEEN THE BAR AND A STEEL STRUCTURE. CO-WORKER WAS THE FIRST TO LOOK AT THE FINGER. HE TOOK HIM TO THE FIRST AID CABINET AND CLEANED IT UP AND PUT AN ICE PACK ON IT. HE THEN BROUGHT HIM TO ME IN THE SE","sourceDate":"2003-04-29"},{"SOURCE_ROW_NUMBER":"170073","DOCUMENT_NO":"220030490101","ACCIDENT_DT":"02/06/2003","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDTOOLS (NONPOWERED)","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Truck driver","NO_INJURIES":"1","NARRATIVE":"EMPLOYEE WAS HOLDING A BOLT FOR ANOTHER EMPLOYEE TO STRIKE AND FREE IT FROM THE JAW CRUSHER. THE SECOND EE MISSED HITTING INJURED'S RIGHT INDEX FINGER.","sourceDate":"2003-02-06"},{"SOURCE_ROW_NUMBER":"183032","DOCUMENT_NO":"220001400046","ACCIDENT_DT":"05/10/2000","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Fall onto or against objects","OCCUPATION":"Mine manager, Mine foreman, Mine owner","NO_INJURIES":"1","NARRATIVE":"HE TRIPPED - STRUCK ROCK, CONTUSION TO RIGHT LEG, REQUIRED ON STITCH.","sourceDate":"2000-05-10"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"1992-05-08","lastDate":"1992-05-08","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":117,"firstDate":"2000-03-13","lastDate":"2025-10-28","metrics":{"ss":14,"delinquent":110,"recentRows":32,"paidPenalty":21933,"proposedPenalty":21933,"currentAssessment":21933},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2974695","VIOLATION_NO":"9879977","ISSUE_DT":"10/28/2025","CFR_STANDARD_CD":"56.11001","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"755.00","CURRENT_ASSESSMENT_AMT":"755.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-10-28"},{"SOURCE_ROW_NUMBER":"2783253","VIOLATION_NO":"9756712","ISSUE_DT":"11/05/2024","CFR_STANDARD_CD":"56.12004","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"147.00","CURRENT_ASSESSMENT_AMT":"147.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-11-05"},{"SOURCE_ROW_NUMBER":"2783252","VIOLATION_NO":"9756711","ISSUE_DT":"11/04/2024","CFR_STANDARD_CD":"56.20003(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"147.00","CURRENT_ASSESSMENT_AMT":"147.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-11-04"},{"SOURCE_ROW_NUMBER":"2939513","VIOLATION_NO":"9825207","ISSUE_DT":"08/14/2024","CFR_STANDARD_CD":"56.14132(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"147.00","CURRENT_ASSESSMENT_AMT":"147.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-08-14"},{"SOURCE_ROW_NUMBER":"2939512","VIOLATION_NO":"9825206","ISSUE_DT":"08/14/2024","CFR_STANDARD_CD":"56.14100(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"147.00","CURRENT_ASSESSMENT_AMT":"147.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-08-14"},{"SOURCE_ROW_NUMBER":"2939511","VIOLATION_NO":"9825205","ISSUE_DT":"08/14/2024","CFR_STANDARD_CD":"56.4201(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"147.00","CURRENT_ASSESSMENT_AMT":"147.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-08-14"},{"SOURCE_ROW_NUMBER":"2710029","VIOLATION_NO":"9753713","ISSUE_DT":"01/18/2024","CFR_STANDARD_CD":"56.12032","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"576.00","CURRENT_ASSESSMENT_AMT":"576.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-01-18"},{"SOURCE_ROW_NUMBER":"2710028","VIOLATION_NO":"9753712","ISSUE_DT":"01/17/2024","CFR_STANDARD_CD":"56.14100(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"679.00","CURRENT_ASSESSMENT_AMT":"679.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-01-17"},{"SOURCE_ROW_NUMBER":"2709156","VIOLATION_NO":"9708381","ISSUE_DT":"05/12/2023","CFR_STANDARD_CD":"56.14100(d)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"198.00","CURRENT_ASSESSMENT_AMT":"198.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2023-05-12"},{"SOURCE_ROW_NUMBER":"2709155","VIOLATION_NO":"9708380","ISSUE_DT":"05/11/2023","CFR_STANDARD_CD":"56.4603","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"143.00","CURRENT_ASSESSMENT_AMT":"143.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2023-05-11"},{"SOURCE_ROW_NUMBER":"2708986","VIOLATION_NO":"9704416","ISSUE_DT":"11/30/2022","CFR_STANDARD_CD":"56.12032","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"296.00","CURRENT_ASSESSMENT_AMT":"296.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2022-11-30"},{"SOURCE_ROW_NUMBER":"2708985","VIOLATION_NO":"9704415","ISSUE_DT":"11/29/2022","CFR_STANDARD_CD":"56.14207","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"182.00","CURRENT_ASSESSMENT_AMT":"182.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2022-11-29"}]},{"id":"msha-conferences","name":"Conferences","domains":["compliance","legal"],"products":["conference history","post-issuance changes","citation lifecycle"],"rowCount":6,"firstDate":"2005-01-05","lastDate":"2023-06-28","metrics":{"linkedIssuances":6},"periods":{},"recentRecords":[]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":1491,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":15,"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":324,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":15,"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":2,"firstDate":"1992-02-01","lastDate":"2005-05-19","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":1},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":77,"firstDate":"2000-03-13","lastDate":"2026-06-08","metrics":{"inspectors":83,"recentRows":18,"onSiteHours":1010.25,"inspectionHours":1462,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"826817","EVENT_NO":"F016085","INSPECTION_BEGIN_DT":"06/08/2026","INSPECTION_END_DT":"06/11/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"37.75","SUM_TOTAL_ON_SITE_HOURS":"21.5","sourceDate":"2026-06-08"},{"SOURCE_ROW_NUMBER":"437923","EVENT_NO":"F016068","INSPECTION_BEGIN_DT":"10/27/2025","INSPECTION_END_DT":"11/03/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"44.5","SUM_TOTAL_ON_SITE_HOURS":"23","sourceDate":"2025-10-27"},{"SOURCE_ROW_NUMBER":"31875","EVENT_NO":"F02ADEF","INSPECTION_BEGIN_DT":"09/16/2025","INSPECTION_END_DT":"09/16/2025","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"12.25","SUM_TOTAL_ON_SITE_HOURS":"11.75","sourceDate":"2025-09-16"},{"SOURCE_ROW_NUMBER":"312003","EVENT_NO":"F011C04","INSPECTION_BEGIN_DT":"05/27/2025","INSPECTION_END_DT":"05/29/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"16","SUM_TOTAL_ON_SITE_HOURS":"11","sourceDate":"2025-05-27"},{"SOURCE_ROW_NUMBER":"287465","EVENT_NO":"6974697","INSPECTION_BEGIN_DT":"11/04/2024","INSPECTION_END_DT":"11/05/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18","SUM_TOTAL_ON_SITE_HOURS":"13","sourceDate":"2024-11-04"},{"SOURCE_ROW_NUMBER":"228745","EVENT_NO":"F00D70B","INSPECTION_BEGIN_DT":"09/03/2024","INSPECTION_END_DT":"09/03/2024","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2024-09-03"},{"SOURCE_ROW_NUMBER":"75485","EVENT_NO":"F00D709","INSPECTION_BEGIN_DT":"08/14/2024","INSPECTION_END_DT":"08/15/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"24.5","SUM_TOTAL_ON_SITE_HOURS":"19.25","sourceDate":"2024-08-14"},{"SOURCE_ROW_NUMBER":"120153","EVENT_NO":"6913159","INSPECTION_BEGIN_DT":"01/17/2024","INSPECTION_END_DT":"01/29/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"26.75","SUM_TOTAL_ON_SITE_HOURS":"21.5","sourceDate":"2024-01-17"},{"SOURCE_ROW_NUMBER":"939055","EVENT_NO":"6912872","INSPECTION_BEGIN_DT":"05/11/2023","INSPECTION_END_DT":"05/12/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14.75","SUM_TOTAL_ON_SITE_HOURS":"11.75","sourceDate":"2023-05-11"},{"SOURCE_ROW_NUMBER":"1101502","EVENT_NO":"6912748","INSPECTION_BEGIN_DT":"01/03/2023","INSPECTION_END_DT":"01/04/2023","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.25","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2023-01-03"},{"SOURCE_ROW_NUMBER":"229739","EVENT_NO":"6912824","INSPECTION_BEGIN_DT":"11/28/2022","INSPECTION_END_DT":"11/30/2022","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"33.75","SUM_TOTAL_ON_SITE_HOURS":"28.5","sourceDate":"2022-11-28"},{"SOURCE_ROW_NUMBER":"682911","EVENT_NO":"6912474","INSPECTION_BEGIN_DT":"06/01/2022","INSPECTION_END_DT":"06/10/2022","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"29.75","SUM_TOTAL_ON_SITE_HOURS":"20.5","sourceDate":"2022-06-01"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":318,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2026-Q2":{"hours":8127,"employees":16,"production":0},"2026-Q1":{"hours":7985,"employees":15,"production":0},"2025-Q4":{"hours":7229,"employees":15,"production":0},"2025-Q3":{"hours":6832,"employees":16,"production":0},"2025-Q2":{"hours":8228,"employees":14,"production":0},"2025-Q1":{"hours":8188,"employees":14,"production":0},"2024-Q4":{"hours":8200,"employees":14,"production":0},"2024-Q3":{"hours":8862,"employees":15,"production":0},"2024-Q2":{"hours":9244,"employees":17,"production":0},"2024-Q1":{"hours":9734,"employees":17,"production":0},"2023-Q4":{"hours":9385,"employees":16,"production":0},"2023-Q3":{"hours":9303,"employees":16,"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":81,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2017":{"hours":31145,"employees":14,"production":0},"2018":{"hours":33192,"employees":14,"production":0},"2019":{"hours":35810,"employees":17,"production":0},"2020":{"hours":42734,"employees":20,"production":0},"2021":{"hours":44752,"employees":21,"production":0},"2022":{"hours":33486,"employees":14,"production":0},"2023":{"hours":34894,"employees":15,"production":0},"2024":{"hours":36040,"employees":16,"production":0},"2025":{"hours":30477,"employees":15,"production":0},"2026":{"hours":16112,"employees":16,"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":38,"firstDate":"2002-01-30","lastDate":"2026-06-10","metrics":{"recentRows":16,"actionTaken":38,"maxExposureRatio":0.87,"overExposureLimit":0,"exposureRatioTotal":7.29},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"309183","EVENT_NO":"F016085","SAMPLE_NO":"000000202602392600","SAMPLE_DATE":"06/10/2026","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.39","EXPOSURE_LIMIT":"0000.61","C_OVER_E":"00.64","JOB_CD_DESC":"Oiler, Greaser","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-06-10"},{"SOURCE_ROW_NUMBER":"309182","EVENT_NO":"F016085","SAMPLE_NO":"000000202602392500","SAMPLE_DATE":"06/10/2026","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.56","EXPOSURE_LIMIT":"0000.88","C_OVER_E":"00.64","JOB_CD_DESC":"Oiler, Greaser","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-06-10"},{"SOURCE_ROW_NUMBER":"309181","EVENT_NO":"F016085","SAMPLE_NO":"000000202602392400","SAMPLE_DATE":"06/10/2026","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Truck Driver","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-06-10"},{"SOURCE_ROW_NUMBER":"309180","EVENT_NO":"F016085","SAMPLE_NO":"000000202602392300","SAMPLE_DATE":"06/10/2026","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-06-10"},{"SOURCE_ROW_NUMBER":"298684","EVENT_NO":"F02ADEF","SAMPLE_NO":"000000202504021200","SAMPLE_DATE":"09/16/2025","CONTAMINANT_DESC":"Unlisted Particulate, respirable, <1% Qtz","CONCENTRATION":"0000.92","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2025-09-16"},{"SOURCE_ROW_NUMBER":"298683","EVENT_NO":"F02ADEF","SAMPLE_NO":"000000202504021100","SAMPLE_DATE":"09/16/2025","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.35","EXPOSURE_LIMIT":"0000.55","C_OVER_E":"00.64","JOB_CD_DESC":"Laborer, Bullgang","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2025-09-16"},{"SOURCE_ROW_NUMBER":"298682","EVENT_NO":"F02ADEF","SAMPLE_NO":"000000202504021000","SAMPLE_DATE":"09/16/2025","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2025-09-16"},{"SOURCE_ROW_NUMBER":"298681","EVENT_NO":"F02ADEF","SAMPLE_NO":"000000202504020900","SAMPLE_DATE":"09/16/2025","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.58","EXPOSURE_LIMIT":"0000.67","C_OVER_E":"00.87","JOB_CD_DESC":"Laborer, Bullgang","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2025-09-16"},{"SOURCE_ROW_NUMBER":"298680","EVENT_NO":"F02ADEF","SAMPLE_NO":"000000202504020800","SAMPLE_DATE":"09/16/2025","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.13","EXPOSURE_LIMIT":"0000.56","C_OVER_E":"00.23","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2025-09-16"},{"SOURCE_ROW_NUMBER":"269871","EVENT_NO":"6912824","SAMPLE_NO":"000000202205011800","SAMPLE_DATE":"11/29/2022","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Truck Driver","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2022-11-29"},{"SOURCE_ROW_NUMBER":"269870","EVENT_NO":"6912824","SAMPLE_NO":"000000202205011700","SAMPLE_DATE":"11/29/2022","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2022-11-29"},{"SOURCE_ROW_NUMBER":"269869","EVENT_NO":"6912824","SAMPLE_NO":"000000202205011600","SAMPLE_DATE":"11/29/2022","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2022-11-29"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":117,"firstDate":"2000-03-13","lastDate":"2025-10-28","metrics":{"ss":14,"amountDue":21933,"contested":0,"amountPaid":21933,"recentRows":32,"section104d":0,"unterminated":0,"proposedPenalty":21933},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1693638","VIOLATION_NO":"9879977","VIOLATION_ISSUE_DT":"10/28/2025","SIG_SUB":"N","PART_SECTION":"56.11001","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"11/03/2025","PROPOSED_PENALTY":"755","AMOUNT_DUE":"755","AMOUNT_PAID":"755","CONTESTED_IND":"N","sourceDate":"2025-10-28"},{"SOURCE_ROW_NUMBER":"1693640","VIOLATION_NO":"9756712","VIOLATION_ISSUE_DT":"11/05/2024","SIG_SUB":"N","PART_SECTION":"56.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/05/2024","PROPOSED_PENALTY":"147","AMOUNT_DUE":"147","AMOUNT_PAID":"147","CONTESTED_IND":"N","sourceDate":"2024-11-05"},{"SOURCE_ROW_NUMBER":"1693639","VIOLATION_NO":"9756711","VIOLATION_ISSUE_DT":"11/04/2024","SIG_SUB":"N","PART_SECTION":"56.20003(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/05/2024","PROPOSED_PENALTY":"147","AMOUNT_DUE":"147","AMOUNT_PAID":"147","CONTESTED_IND":"N","sourceDate":"2024-11-04"},{"SOURCE_ROW_NUMBER":"1693628","VIOLATION_NO":"9825207","VIOLATION_ISSUE_DT":"08/14/2024","SIG_SUB":"N","PART_SECTION":"56.14132(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/03/2024","PROPOSED_PENALTY":"147","AMOUNT_DUE":"147","AMOUNT_PAID":"147","CONTESTED_IND":"N","sourceDate":"2024-08-14"},{"SOURCE_ROW_NUMBER":"1693627","VIOLATION_NO":"9825206","VIOLATION_ISSUE_DT":"08/14/2024","SIG_SUB":"N","PART_SECTION":"56.14100(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/03/2024","PROPOSED_PENALTY":"147","AMOUNT_DUE":"147","AMOUNT_PAID":"147","CONTESTED_IND":"N","sourceDate":"2024-08-14"},{"SOURCE_ROW_NUMBER":"1693626","VIOLATION_NO":"9825205","VIOLATION_ISSUE_DT":"08/14/2024","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":"08/14/2024","PROPOSED_PENALTY":"147","AMOUNT_DUE":"147","AMOUNT_PAID":"147","CONTESTED_IND":"N","sourceDate":"2024-08-14"},{"SOURCE_ROW_NUMBER":"1693550","VIOLATION_NO":"9753713","VIOLATION_ISSUE_DT":"01/18/2024","SIG_SUB":"N","PART_SECTION":"56.12032","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/29/2024","PROPOSED_PENALTY":"576","AMOUNT_DUE":"576","AMOUNT_PAID":"576","CONTESTED_IND":"N","sourceDate":"2024-01-18"},{"SOURCE_ROW_NUMBER":"1693549","VIOLATION_NO":"9753712","VIOLATION_ISSUE_DT":"01/17/2024","SIG_SUB":"N","PART_SECTION":"56.14100(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/18/2024","PROPOSED_PENALTY":"679","AMOUNT_DUE":"679","AMOUNT_PAID":"679","CONTESTED_IND":"N","sourceDate":"2024-01-17"},{"SOURCE_ROW_NUMBER":"1693596","VIOLATION_NO":"9708381","VIOLATION_ISSUE_DT":"05/12/2023","SIG_SUB":"N","PART_SECTION":"56.14100(d)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/12/2023","PROPOSED_PENALTY":"198","AMOUNT_DUE":"198","AMOUNT_PAID":"198","CONTESTED_IND":"N","sourceDate":"2023-05-12"},{"SOURCE_ROW_NUMBER":"1693595","VIOLATION_NO":"9708380","VIOLATION_ISSUE_DT":"05/11/2023","SIG_SUB":"N","PART_SECTION":"56.4603","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"05/11/2023","PROPOSED_PENALTY":"143","AMOUNT_DUE":"143","AMOUNT_PAID":"143","CONTESTED_IND":"N","sourceDate":"2023-05-11"},{"SOURCE_ROW_NUMBER":"1693654","VIOLATION_NO":"9704416","VIOLATION_ISSUE_DT":"11/30/2022","SIG_SUB":"N","PART_SECTION":"56.12032","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/30/2022","PROPOSED_PENALTY":"296","AMOUNT_DUE":"296","AMOUNT_PAID":"296","CONTESTED_IND":"N","sourceDate":"2022-11-30"},{"SOURCE_ROW_NUMBER":"1693653","VIOLATION_NO":"9704415","VIOLATION_ISSUE_DT":"11/29/2022","SIG_SUB":"N","PART_SECTION":"56.14207","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"11/29/2022","PROPOSED_PENALTY":"182","AMOUNT_DUE":"182","AMOUNT_PAID":"182","CONTESTED_IND":"N","sourceDate":"2022-11-29"}]}],"safety":{"href":"/api/v1/mines/3102084/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/3102084/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":"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":"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":"Housekeeping.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20003","part":"56","subchapter":"K","subpart":"S","id":"56.20003","citation":"30 CFR 56.20003","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":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":3},{"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":"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":2},{"chapter":"I","heading":"Closure of valves.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4603","part":"56","subchapter":"K","subpart":"C","id":"56.4603","citation":"30 CFR 56.4603","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":"Parking procedures for unattended equipment.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14207","part":"56","subchapter":"K","subpart":"M","id":"56.14207","citation":"30 CFR 56.14207","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":"3102084","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}