{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"1519658","name":"A23","status":"Abandoned","status_date":"2025-07-02","mine_type":"Surface","coal_metal":"C","commodity":"Coal (Bituminous)","state":"KY","county":"Magoffin","nearest_town":"Salyersville","operator_id":"P24456","operator_name":"Hendrickson Equipment, Inc.","controller_id":"C15954","controller_name":"Leonard  Hendrickson","district":"C07","office":"Hazard KY Field Office","employees":0,"latitude":37.166944,"longitude":-82.876944},"coverage":{"contributingSources":10,"registeredSources":20,"sourceRows":79},"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":"1519658","name":"A23"},"operator":{"type":"operator","id":"P24456","name":"Hendrickson Equipment, Inc."},"controller":{"type":"controller","id":"C15954","name":"Leonard  Hendrickson"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15954","name":"Leonard  Hendrickson"},"object":{"type":"mine","id":"1519658","name":"A23"},"validFrom":"2000-09-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519658|C15954|2000-09-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0047889","name":"Leonard  Hendrickson et al"},"object":{"type":"mine","id":"1519658","name":"A23"},"validFrom":"2004-12-30","validTo":"2010-04-22","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519658|0047889|2004-12-30|2010-04-22"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15954","name":"Leonard  Hendrickson"},"object":{"type":"mine","id":"1519658","name":"A23"},"validFrom":"2010-04-23","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519658|C15954|2010-04-23|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0057597","name":"Hendrickson Drilling LLC"},"object":{"type":"mine","id":"1519658","name":"A23"},"validFrom":"2012-04-03","validTo":"2019-10-21","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519658|0057597|2012-04-03|2019-10-21"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0047889","name":"Leonard  Hendrickson et al"},"object":{"type":"operator","id":"0057597","name":"Hendrickson Drilling LLC"},"validFrom":"2012-04-03","validTo":"2010-04-22","current":false,"derived":true,"evidenceMineId":"1519658","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519658|0057597|2012-04-03|0047889|2004-12-30|5932"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0047889","name":"Robert  Hendrickson et al"},"object":{"type":"operator","id":"0057597","name":"Hendrickson Drilling LLC"},"validFrom":"2012-04-03","validTo":"2010-04-22","current":false,"derived":true,"evidenceMineId":"1519658","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519658|0057597|2012-04-03|0047889|2004-12-30|5933"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15954","name":"Leonard  Hendrickson"},"object":{"type":"operator","id":"0057597","name":"Hendrickson Drilling LLC"},"validFrom":"2012-04-03","validTo":"2019-10-21","current":false,"derived":true,"evidenceMineId":"1519658","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519658|0057597|2012-04-03|C15954|2010-04-23|97810"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0143381","name":"William K  Abraham"},"object":{"type":"mine","id":"1519658","name":"A23"},"validFrom":"2019-10-10","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519658|0143381|2019-10-10|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P24456","name":"Hendrickson Equipment Inc"},"object":{"type":"mine","id":"1519658","name":"A23"},"validFrom":"2019-10-22","validTo":"2020-07-16","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519658|P24456|2019-10-22|2020-07-16"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15954","name":"Leonard  Hendrickson"},"object":{"type":"operator","id":"P24456","name":"Hendrickson Equipment Inc"},"validFrom":"2019-10-22","validTo":"2020-07-16","current":false,"derived":true,"evidenceMineId":"1519658","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519658|P24456|2019-10-22|C15954|2000-09-01|97804"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0166794","name":"Virgie Clean Mining LLC"},"object":{"type":"mine","id":"1519658","name":"A23"},"validFrom":"2020-07-17","validTo":"2024-03-10","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519658|0166794|2020-07-17|2024-03-10"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0143381","name":"William K  Abraham"},"object":{"type":"operator","id":"0166794","name":"Virgie Clean Mining LLC"},"validFrom":"2020-07-17","validTo":"2024-03-10","current":false,"derived":true,"evidenceMineId":"1519658","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519658|0166794|2020-07-17|0143381|2019-10-10|29092"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P24456","name":"Hendrickson Equipment, Inc."},"object":{"type":"mine","id":"1519658","name":"A23"},"validFrom":"2024-03-11","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519658|P24456|2024-03-11|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15954","name":"Leonard  Hendrickson"},"object":{"type":"operator","id":"P24456","name":"Hendrickson Equipment, Inc."},"validFrom":"2024-03-11","validTo":null,"current":true,"derived":true,"evidenceMineId":"1519658","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519658|P24456|2024-03-11|C15954|2000-09-01|97805"}}],"coverage":{"historyRecords":6,"edgeCount":14,"intervalAnomalies":2,"sourceDatasetId":"msha-controller-operator-history"}},"sources":[{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2025-07-02","lastDate":"2025-07-02","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":4,"firstDate":"2013-06-12","lastDate":"2013-06-17","metrics":{"ss":1,"delinquent":4,"recentRows":0,"paidPenalty":427,"proposedPenalty":427,"currentAssessment":427},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1936977","VIOLATION_NO":"8279895","ISSUE_DT":"06/17/2013","CFR_STANDARD_CD":"77.1104","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-06-17"},{"SOURCE_ROW_NUMBER":"1936976","VIOLATION_NO":"8279894","ISSUE_DT":"06/17/2013","CFR_STANDARD_CD":"77.1110","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-06-17"},{"SOURCE_ROW_NUMBER":"1936975","VIOLATION_NO":"8279893","ISSUE_DT":"06/17/2013","CFR_STANDARD_CD":"77.400(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"127.00","CURRENT_ASSESSMENT_AMT":"127.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-06-17"},{"SOURCE_ROW_NUMBER":"1936974","VIOLATION_NO":"8279892","ISSUE_DT":"06/12/2013","CFR_STANDARD_CD":"77.1713(c)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-06-12"}]},{"id":"msha-coal-dust-samples","name":"Coal Dust Samples","domains":["health","safety"],"products":["respirable dust trends","CPDM coverage","void patterns","occupation exposure"],"rowCount":9,"firstDate":"2012-06-20","lastDate":"2024-05-02","metrics":{"recentRows":3,"cpdmSamples":0,"voidSamples":0,"validSamples":9,"maxConcentration":0.336,"concentrationTotal":1.551},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1656623","CASS_NUM":"58485284","SMP_TAKEN_DT":"5/2/2024","CONC":".336","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"AUGER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2024-05-02"},{"SOURCE_ROW_NUMBER":"784601","CASS_NUM":"58485283","SMP_TAKEN_DT":"5/2/2024","CONC":".24","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"AUGER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2024-05-02"},{"SOURCE_ROW_NUMBER":"563730","CASS_NUM":"58485275","SMP_TAKEN_DT":"5/2/2024","CONC":".162","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"AUGER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2024-05-02"},{"SOURCE_ROW_NUMBER":"1642492","CASS_NUM":"57993736","SMP_TAKEN_DT":"6/18/2013","CONC":".109","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"AUGER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2013-06-18"},{"SOURCE_ROW_NUMBER":"1232089","CASS_NUM":"57993989","SMP_TAKEN_DT":"6/18/2013","CONC":".1","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"AUGER HELPER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2013-06-18"},{"SOURCE_ROW_NUMBER":"651214","CASS_NUM":"57993977","SMP_TAKEN_DT":"6/18/2013","CONC":".04","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"REFUSE TRUCK DRIVER/BACKFILL TRUCK DRIVE","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2013-06-18"},{"SOURCE_ROW_NUMBER":"271209","CASS_NUM":"57994022","SMP_TAKEN_DT":"6/18/2013","CONC":".087","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"REFUSE TRUCK DRIVER/BACKFILL TRUCK DRIVE","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2013-06-18"},{"SOURCE_ROW_NUMBER":"1611032","CASS_NUM":"57976746","SMP_TAKEN_DT":"6/20/2012","CONC":".218","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"AUGER HELPER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2012-06-20"},{"SOURCE_ROW_NUMBER":"241904","CASS_NUM":"57976765","SMP_TAKEN_DT":"6/20/2012","CONC":".259","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"AUGER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2012-06-20"}]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":6,"firstDate":"2012-04-03","lastDate":"2024-03-11","metrics":{"recentRows":1,"currentOperatorTenures":1,"completedOperatorTenures":5},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":20,"firstDate":"2012-04-24","lastDate":"2025-05-27","metrics":{"inspectors":31,"recentRows":5,"onSiteHours":135.75,"inspectionHours":271.5,"inspectionSamples":4},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1018205","EVENT_NO":"F00CF8D","INSPECTION_BEGIN_DT":"05/27/2025","INSPECTION_END_DT":"06/02/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10","SUM_TOTAL_ON_SITE_HOURS":"4.5","sourceDate":"2025-05-27"},{"SOURCE_ROW_NUMBER":"992947","EVENT_NO":"F00CF77","INSPECTION_BEGIN_DT":"11/20/2024","INSPECTION_END_DT":"01/06/2025","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"27","SUM_TOTAL_ON_SITE_HOURS":"15.5","sourceDate":"2024-11-20"},{"SOURCE_ROW_NUMBER":"85583","EVENT_NO":"7046592","INSPECTION_BEGIN_DT":"10/07/2024","INSPECTION_END_DT":"10/09/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"11.5","SUM_TOTAL_ON_SITE_HOURS":"4.5","sourceDate":"2024-10-07"},{"SOURCE_ROW_NUMBER":"58095","EVENT_NO":"7036333","INSPECTION_BEGIN_DT":"04/22/2024","INSPECTION_END_DT":"05/03/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"3","SUM_TOTAL_INSP_HOURS":"74.25","SUM_TOTAL_ON_SITE_HOURS":"42.75","sourceDate":"2024-04-22"},{"SOURCE_ROW_NUMBER":"328623","EVENT_NO":"7047258","INSPECTION_BEGIN_DT":"04/18/2024","INSPECTION_END_DT":"04/18/2024","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2024-04-18"},{"SOURCE_ROW_NUMBER":"325000","EVENT_NO":"4431726","INSPECTION_BEGIN_DT":"03/10/2020","INSPECTION_END_DT":"03/18/2020","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"21","SUM_TOTAL_ON_SITE_HOURS":"10.25","sourceDate":"2020-03-10"},{"SOURCE_ROW_NUMBER":"1021622","EVENT_NO":"4421632","INSPECTION_BEGIN_DT":"03/21/2019","INSPECTION_END_DT":"03/21/2019","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2019-03-21"},{"SOURCE_ROW_NUMBER":"632661","EVENT_NO":"6398428","INSPECTION_BEGIN_DT":"10/02/2018","INSPECTION_END_DT":"10/02/2018","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2018-10-02"},{"SOURCE_ROW_NUMBER":"995632","EVENT_NO":"4422139","INSPECTION_BEGIN_DT":"06/18/2018","INSPECTION_END_DT":"06/21/2018","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6.5","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2018-06-18"},{"SOURCE_ROW_NUMBER":"142279","EVENT_NO":"6398407","INSPECTION_BEGIN_DT":"01/31/2018","INSPECTION_END_DT":"01/31/2018","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.5","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2018-01-31"},{"SOURCE_ROW_NUMBER":"205274","EVENT_NO":"4204931","INSPECTION_BEGIN_DT":"11/03/2017","INSPECTION_END_DT":"11/03/2017","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2017-11-03"},{"SOURCE_ROW_NUMBER":"119847","EVENT_NO":"4204921","INSPECTION_BEGIN_DT":"08/15/2017","INSPECTION_END_DT":"08/15/2017","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":".75","sourceDate":"2017-08-15"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":21,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"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":825,"employees":2,"production":1038},"2024-Q3":{"hours":0,"employees":0,"production":0},"2024-Q2":{"hours":650,"employees":2,"production":1691},"2024-Q1":{"hours":0,"employees":0,"production":0},"2020-Q2":{"hours":0,"employees":0,"production":0},"2020-Q1":{"hours":322,"employees":2,"production":2166},"2019-Q4":{"hours":796,"employees":2,"production":778},"2013-Q1":{"hours":40,"employees":2,"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":4,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2013":{"hours":40,"employees":2,"production":0},"2019":{"hours":796,"employees":2,"production":778},"2020":{"hours":322,"employees":2,"production":2166},"2024":{"hours":1475,"employees":2,"production":2729}},"recentRecords":[]},{"id":"msha-mines","name":"Mines","domains":["identity","production","logistics"],"products":["mine identity","status","commodity","location","operator and controller"],"rowCount":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-noise-samples","name":"Noise Samples","domains":["health","safety","equipment"],"products":["hearing exposure","machine and manufacturer patterns","occupation coverage"],"rowCount":9,"firstDate":"2012-06-20","lastDate":"2024-05-02","metrics":{"recentRows":3,"doseOver100":1,"actDoseTotal":479,"pelDoseTotal":351},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"110550","EVENT_NO":"7036333","SURVEY_DATE":"05/02/2024","OCCUPATION_CD_DESC":"GROUNDMAN","MACHINE_CD":"40","ACT_DOSE_85":"30","PEL_DOSE_90":"24","SURVEY_TYPE":"I","sourceDate":"2024-05-02"},{"SOURCE_ROW_NUMBER":"110549","EVENT_NO":"7036333","SURVEY_DATE":"05/02/2024","OCCUPATION_CD_DESC":"AUGER HELPER","MACHINE_CD":"02","ACT_DOSE_85":"19","PEL_DOSE_90":"1","SURVEY_TYPE":"I","sourceDate":"2024-05-02"},{"SOURCE_ROW_NUMBER":"110548","EVENT_NO":"7036333","SURVEY_DATE":"05/02/2024","OCCUPATION_CD_DESC":"AUGER OPERATOR","MACHINE_CD":"02","ACT_DOSE_85":"76","PEL_DOSE_90":"66","SURVEY_TYPE":"I","sourceDate":"2024-05-02"},{"SOURCE_ROW_NUMBER":"110547","EVENT_NO":"6372515","SURVEY_DATE":"06/18/2013","OCCUPATION_CD_DESC":"REFUSE TRUCK DRIVER/BACKFILL TRUCK DRIVE","MACHINE_CD":"39","MANUFACTURER_CD":"018","ACT_DOSE_85":"25","PEL_DOSE_90":"8","SURVEY_TYPE":"I","sourceDate":"2013-06-18"},{"SOURCE_ROW_NUMBER":"110546","EVENT_NO":"6372515","SURVEY_DATE":"06/18/2013","OCCUPATION_CD_DESC":"REFUSE TRUCK DRIVER/BACKFILL TRUCK DRIVE","MACHINE_CD":"39","MANUFACTURER_CD":"119","ACT_DOSE_85":"6","PEL_DOSE_90":"1","SURVEY_TYPE":"I","sourceDate":"2013-06-18"},{"SOURCE_ROW_NUMBER":"110545","EVENT_NO":"6372515","SURVEY_DATE":"06/18/2013","OCCUPATION_CD_DESC":"AUGER HELPER","MACHINE_CD":"02","MANUFACTURER_CD":"097","ACT_DOSE_85":"58","PEL_DOSE_90":"34","SURVEY_TYPE":"I","sourceDate":"2013-06-18"},{"SOURCE_ROW_NUMBER":"110544","EVENT_NO":"6372515","SURVEY_DATE":"06/18/2013","OCCUPATION_CD_DESC":"AUGER OPERATOR","MACHINE_CD":"02","MANUFACTURER_CD":"097","ACT_DOSE_85":"85","PEL_DOSE_90":"70","SURVEY_TYPE":"I","sourceDate":"2013-06-18"},{"SOURCE_ROW_NUMBER":"110543","EVENT_NO":"6372165","SURVEY_DATE":"06/20/2012","OCCUPATION_CD_DESC":"AUGER HELPER","MACHINE_CD":"02","MANUFACTURER_CD":"097","ACT_DOSE_85":"40","PEL_DOSE_90":"17","SURVEY_TYPE":"I","sourceDate":"2012-06-20"},{"SOURCE_ROW_NUMBER":"110542","EVENT_NO":"6372165","SURVEY_DATE":"06/20/2012","OCCUPATION_CD_DESC":"AUGER OPERATOR","MACHINE_CD":"02","MANUFACTURER_CD":"097","ACT_DOSE_85":"140","PEL_DOSE_90":"130","SURVEY_TYPE":"I","sourceDate":"2012-06-20"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":4,"firstDate":"2013-06-12","lastDate":"2013-06-17","metrics":{"ss":1,"amountDue":427,"contested":0,"amountPaid":427,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":427},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1188635","VIOLATION_NO":"8279895","VIOLATION_ISSUE_DT":"06/17/2013","SIG_SUB":"N","PART_SECTION":"77.1104","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/18/2013","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2013-06-17"},{"SOURCE_ROW_NUMBER":"1188634","VIOLATION_NO":"8279894","VIOLATION_ISSUE_DT":"06/17/2013","SIG_SUB":"N","PART_SECTION":"77.1110","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/18/2013","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2013-06-17"},{"SOURCE_ROW_NUMBER":"1188633","VIOLATION_NO":"8279893","VIOLATION_ISSUE_DT":"06/17/2013","SIG_SUB":"Y","PART_SECTION":"77.400(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/17/2013","PROPOSED_PENALTY":"127","AMOUNT_DUE":"127","AMOUNT_PAID":"127","CONTESTED_IND":"N","sourceDate":"2013-06-17"},{"SOURCE_ROW_NUMBER":"1188632","VIOLATION_NO":"8279892","VIOLATION_ISSUE_DT":"06/12/2013","SIG_SUB":"N","PART_SECTION":"77.1713(c)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"06/17/2013","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2013-06-12"}]}],"safety":{"href":"/api/v1/mines/1519658/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1519658/silica","description":"Dedicated silica records, measurements, sample status and trends. Defaults to the snapshot year; use year=all for history."},"externalContext":{"eia":{"averageEmployees":2,"companyType":"Independent Producer Operator","components":[{"averageEmployees":2,"laborHours":1475,"mineType":"Surface","productionTons":2729}],"county":"Magoffin","laborHours":1475,"mineName":"A23","mineType":"Surface","mshaId":"1519658","operatingAddress":"P.O. Box 396, Litt Carr, KY 41834","operatingCompany":"Hendrickson Equipment, Inc.","operationType":"Mine only","productionTons":2729,"reportedRows":1,"sourceUrl":"https://www.eia.gov/coal/data/public/xls/coalpublic2024.xlsx","state":"Kentucky (East)","status":"Permanently abandoned","supplyRegion":"Appalachia Central","union":"","year":2024},"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","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.1104","heading":"Accumulations of combustible materials.","id":"77.1104","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1104","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"L","subpartHeading":"Subpart L—Fire Protection","text":"Combustible materials, grease, lubricants, paints, or flammable liquids shall not be allowed to accumulate where they can create a fire hazard.","occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.1110","heading":"Examination and maintenance of firefighting equipment.","id":"77.1110","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1110","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"L","subpartHeading":"Subpart L—Fire Protection","text":"Firefighting equipment shall be continuously maintained in a usable and operative condition. Fire extinguishers shall be examined at least once every 6 months and the date of such examination shall be recorded on a permanent tag attached to the extinguisher.\n\n(Pub. L. No. 96-511, 94 Stat. 2812 (44 U.S.C. 3501 et seq.))\n\n[36 FR 9364, May 22, 1971, as amended at 60 FR 33723, June 29, 1995]","occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.400","heading":"Mechanical equipment guards.","id":"77.400","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.400","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"E","subpartHeading":"Subpart E—Safeguards for Mechanical Equipment","text":"(a) Gears; sprockets; chains; drive, head, tail, and takeup pulleys; flywheels; couplings; shafts; sawblades; fan inlets; and similar exposed moving machine parts which may be contacted by persons, and which may cause injury to persons shall be guarded.\n\n(b) Overhead belts shall be guarded if the whipping action from a broken line would be hazardous to persons below.\n\n(c) Guards at conveyor-drive, conveyor-head, and conveyor-tail pulleys shall extend a distance sufficient to prevent a person from reaching behind the guard and becoming caught between the belt and the pulley.\n\n(d) Except when testing the machinery, guards shall be securely in place while machinery is being operated.","occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.1713","heading":"Daily inspection of surface coal mine; certified person; reports of inspection.","id":"77.1713","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-R/section-77.1713","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"R","subpartHeading":"Subpart R—Miscellaneous","text":"(a) At least once during each working shift, or more often if necessary for safety, each active working area and each active surface installation shall be examined by a certified person designated by the operator to conduct such examinations for hazardous conditions and any hazardous conditions noted during such examinations shall be reported to the operator and shall be corrected by the operator.\n\n(b) If any hazardous condition noted during an examination conducted in accordance with paragraph (a) of this section creates an imminent danger, the person conducting such examination shall notify the operator and the operator shall withdraw all persons from the area affected, except those persons referred to in section 104(d) of the Act, until the danger is abated.\n\n(c) After each examination conducted in accordance with the provisions of paragraph (a) of this section, each certified person who conducted all or any part of the examination required shall enter with ink or indelible pencil in a book approved by the Secretary the date and a report of the condition of the mine or any area of the mine which he has inspected together with a report of the nature and location of any hazardous condition found to be present at the mine. The book in which such entries are made shall be kept in an area at the mine designated by the operator to minimize the danger of destruction by fire or other hazard.\n\n(d) All examination reports recorded in accordance with the provisions of paragraph (c) of this section shall include a report of the action taken to abate hazardous conditions and shall be signed or countersigned each day by at least one of the following persons:\n\n(1) The surface mine foreman;\n\n(2) The assistant superintendent of the mine;\n\n(3) The superintendent of the mine;\n\n(4) The person designated by the operator as responsible for health and safety at the mine; or,\n\n(5) An equivalent mine official.\n\n(Pub. L. No. 96-511, 94 Stat. 2812 (44 U.S.C. 3501 et seq.))\n\n[36 FR 9364, May 22, 1971, as amended at 60 FR 33723, June 29, 1995; 63 FR 58613, Oct. 30, 1998]","occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"1519658","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}