{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-17T06:17:15.228Z","identity":{"mine_id":"4607834","name":"Tunnel No 1 Mine","status":"Abandoned and Sealed","status_date":"2010-09-23","mine_type":"Underground","coal_metal":"C","commodity":"Coal (Bituminous)","state":"WV","county":"Mingo","nearest_town":"Wharncliffe","operator_id":"P22680","operator_name":"Patton Inc","controller_id":"C15015","controller_name":"Harry M  Hylton","district":"C04","office":"Beckley District","employees":0,"latitude":37.609166,"longitude":-81.989444},"coverage":{"contributingSources":7,"registeredSources":20,"sourceRows":52},"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":"2026-10-17T05:35:58.500035+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":"4607834","name":"Tunnel No 1 Mine"},"operator":{"type":"operator","id":"P22680","name":"Patton Inc"},"controller":{"type":"controller","id":"C15015","name":"Harry M  Hylton"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P20744","name":"Pine Mountain Resources Inc"},"object":{"type":"mine","id":"4607834","name":"Tunnel No 1 Mine"},"validFrom":"1990-01-01","validTo":"1994-03-20","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4607834|P20744|1990-01-01|1994-03-20"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C08472","name":"Allen G  Stump et al"},"object":{"type":"mine","id":"4607834","name":"Tunnel No 1 Mine"},"validFrom":"1990-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4607834|C08472|1990-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C08472","name":"Allen G  Stump et al"},"object":{"type":"operator","id":"P20744","name":"Pine Mountain Resources Inc"},"validFrom":"1990-01-01","validTo":"1994-03-20","current":false,"derived":true,"evidenceMineId":"4607834","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4607834|P20744|1990-01-01|C08472|1990-01-01|77408"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P22680","name":"Patton Inc"},"object":{"type":"mine","id":"4607834","name":"Tunnel No 1 Mine"},"validFrom":"1994-03-21","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4607834|P22680|1994-03-21|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15015","name":"Harry M  Hylton"},"object":{"type":"mine","id":"4607834","name":"Tunnel No 1 Mine"},"validFrom":"1994-03-21","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4607834|C15015|1994-03-21|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15015","name":"Harry M  Hylton"},"object":{"type":"operator","id":"P22680","name":"Patton Inc"},"validFrom":"1994-03-21","validTo":null,"current":true,"derived":true,"evidenceMineId":"4607834","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4607834|P22680|1994-03-21|C15015|1994-03-21|94590"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"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":"2010-09-23","lastDate":"2010-09-23","metrics":{},"periods":{},"recentRecords":[]},{"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":"2000-06-01","lastDate":"2001-10-01","metrics":{"recentRows":0,"cpdmSamples":0,"voidSamples":1,"validSamples":8,"maxConcentration":0.196,"concentrationTotal":0.907},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"567485","CASS_NUM":"50611006","SMP_TAKEN_DT":"10/1/2001","CONC":".025","SMP_TYPE_CD_DESC":"DESIGNATED AREA","SMP_USE_CD_DESC":"VOID SAMPLE","VOID_CD_DESC":"DA NOT IN PRODUCING STATUS","OCC_CD_DESC":"OCCUPATION CODE NOT FOUND","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2001-10-01"},{"SOURCE_ROW_NUMBER":"1025486","CASS_NUM":"50592525","SMP_TAKEN_DT":"8/3/2001","CONC":".034","SMP_TYPE_CD_DESC":"DESIGNATED AREA","SMP_USE_CD_DESC":"BIMONTHLY CYCLE/TRANSITION PERIOD SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"OCCUPATION CODE NOT FOUND","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2001-08-03"},{"SOURCE_ROW_NUMBER":"653739","CASS_NUM":"50591164","SMP_TAKEN_DT":"6/4/2001","CONC":".094","SMP_TYPE_CD_DESC":"DESIGNATED AREA","SMP_USE_CD_DESC":"BIMONTHLY CYCLE/TRANSITION PERIOD SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"OCCUPATION CODE NOT FOUND","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2001-06-04"},{"SOURCE_ROW_NUMBER":"1135744","CASS_NUM":"50575518","SMP_TAKEN_DT":"4/5/2001","CONC":".056","SMP_TYPE_CD_DESC":"DESIGNATED AREA","SMP_USE_CD_DESC":"BIMONTHLY CYCLE/TRANSITION PERIOD SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"OCCUPATION CODE NOT FOUND","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2001-04-05"},{"SOURCE_ROW_NUMBER":"1085834","CASS_NUM":"50575500","SMP_TAKEN_DT":"3/28/2001","CONC":".115","SMP_TYPE_CD_DESC":"DESIGNATED AREA","SMP_USE_CD_DESC":"BIMONTHLY CYCLE/TRANSITION PERIOD SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"OCCUPATION CODE NOT FOUND","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2001-03-28"},{"SOURCE_ROW_NUMBER":"1129948","CASS_NUM":"50562915","SMP_TAKEN_DT":"12/27/2000","CONC":".09","SMP_TYPE_CD_DESC":"DESIGNATED AREA","SMP_USE_CD_DESC":"BIMONTHLY CYCLE/TRANSITION PERIOD SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"OCCUPATION CODE NOT FOUND","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-12-27"},{"SOURCE_ROW_NUMBER":"969985","CASS_NUM":"50500426","SMP_TAKEN_DT":"11/29/2000","CONC":".159","SMP_TYPE_CD_DESC":"DESIGNATED AREA","SMP_USE_CD_DESC":"BIMONTHLY CYCLE/TRANSITION PERIOD SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"OCCUPATION CODE NOT FOUND","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-11-29"},{"SOURCE_ROW_NUMBER":"1035660","CASS_NUM":"50540839","SMP_TAKEN_DT":"6/1/2000","CONC":".196","SMP_TYPE_CD_DESC":"DESIGNATED AREA","SMP_USE_CD_DESC":"BIMONTHLY CYCLE/TRANSITION PERIOD SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"OCCUPATION CODE NOT FOUND","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-06-01"},{"SOURCE_ROW_NUMBER":"737431","CASS_NUM":"57253836","SMP_TAKEN_DT":"6/1/2000","CONC":".138","SMP_TYPE_CD_DESC":"DESIGNATED AREA","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"OCCUPATION CODE NOT FOUND","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-06-01"}]},{"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":"1990-01-01","lastDate":"1994-03-21","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":24,"firstDate":"2000-01-28","lastDate":"2002-10-16","metrics":{"inspectors":24,"recentRows":0,"onSiteHours":160,"inspectionHours":293.5,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"846093","EVENT_NO":"4099179","INSPECTION_BEGIN_DT":"10/16/2002","INSPECTION_END_DT":"10/16/2002","ACTIVITY_CODE":"CAA","ACTIVITY":"SPOT INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2002-10-16"},{"SOURCE_ROW_NUMBER":"675980","EVENT_NO":"4099167","INSPECTION_BEGIN_DT":"07/01/2002","INSPECTION_END_DT":"07/19/2002","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14","SUM_TOTAL_ON_SITE_HOURS":"5.5","sourceDate":"2002-07-01"},{"SOURCE_ROW_NUMBER":"501588","EVENT_NO":"4099165","INSPECTION_BEGIN_DT":"06/04/2002","INSPECTION_END_DT":"06/10/2002","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"12","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2002-06-04"},{"SOURCE_ROW_NUMBER":"387156","EVENT_NO":"4095139","INSPECTION_BEGIN_DT":"12/31/2001","INSPECTION_END_DT":"01/15/2002","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18","SUM_TOTAL_ON_SITE_HOURS":"10.5","sourceDate":"2001-12-31"},{"SOURCE_ROW_NUMBER":"891298","EVENT_NO":"4095131","INSPECTION_BEGIN_DT":"10/31/2001","INSPECTION_END_DT":"11/29/2001","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"22","SUM_TOTAL_ON_SITE_HOURS":"11","sourceDate":"2001-10-31"},{"SOURCE_ROW_NUMBER":"1032750","EVENT_NO":"4091848","INSPECTION_BEGIN_DT":"09/19/2001","INSPECTION_END_DT":"09/19/2001","ACTIVITY_CODE":"CCC","ACTIVITY":"VENTILATION TECHNICAL INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.5","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2001-09-19"},{"SOURCE_ROW_NUMBER":"574580","EVENT_NO":"4095124","INSPECTION_BEGIN_DT":"08/20/2001","INSPECTION_END_DT":"09/13/2001","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"15","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2001-08-20"},{"SOURCE_ROW_NUMBER":"618272","EVENT_NO":"4094501","INSPECTION_BEGIN_DT":"04/18/2001","INSPECTION_END_DT":"04/18/2001","ACTIVITY_CODE":"CDB","ACTIVITY":"ACCIDENT PREVENTION SPOT INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":".5","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2001-04-18"},{"SOURCE_ROW_NUMBER":"337542","EVENT_NO":"5922589","INSPECTION_BEGIN_DT":"04/18/2001","INSPECTION_END_DT":"04/18/2001","ACTIVITY_CODE":"CDB","ACTIVITY":"ACCIDENT PREVENTION SPOT INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"5.5","sourceDate":"2001-04-18"},{"SOURCE_ROW_NUMBER":"145281","EVENT_NO":"5922590","INSPECTION_BEGIN_DT":"04/17/2001","INSPECTION_END_DT":"05/02/2001","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"12","SUM_TOTAL_ON_SITE_HOURS":"7","sourceDate":"2001-04-17"},{"SOURCE_ROW_NUMBER":"494589","EVENT_NO":"4094411","INSPECTION_BEGIN_DT":"04/16/2001","INSPECTION_END_DT":"04/16/2001","ACTIVITY_CODE":"CCA","ACTIVITY":"ROOF CONTROL TECHNICAL INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2001-04-16"},{"SOURCE_ROW_NUMBER":"517852","EVENT_NO":"5913828","INSPECTION_BEGIN_DT":"04/05/2001","INSPECTION_END_DT":"04/05/2001","ACTIVITY_CODE":"CDB","ACTIVITY":"ACCIDENT PREVENTION SPOT INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.5","SUM_TOTAL_ON_SITE_HOURS":"1.25","sourceDate":"2001-04-05"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":12,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2002-Q4":{"hours":0,"employees":0,"production":0},"2002-Q3":{"hours":0,"employees":0,"production":0},"2002-Q2":{"hours":0,"employees":0,"production":0},"2002-Q1":{"hours":460,"employees":1,"production":0},"2001-Q4":{"hours":526,"employees":1,"production":0},"2001-Q3":{"hours":429,"employees":1,"production":0},"2001-Q2":{"hours":697,"employees":2,"production":0},"2001-Q1":{"hours":404,"employees":3,"production":0},"2000-Q4":{"hours":1206,"employees":2,"production":0},"2000-Q3":{"hours":786,"employees":2,"production":0},"2000-Q2":{"hours":596,"employees":2,"production":0},"2000-Q1":{"hours":985,"employees":3,"production":0}},"recentRecords":[]},{"id":"msha-mine-production-yearly","name":"Mine Employment and Production — Yearly","domains":["production","safety","compliance"],"products":["annual trend","backfill","quarterly reconciliation"],"rowCount":3,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":3573,"employees":2,"production":0},"2001":{"hours":2056,"employees":2,"production":0},"2002":{"hours":460,"employees":1,"production":0}},"recentRecords":[]},{"id":"msha-mines","name":"Mines","domains":["identity","production","logistics"],"products":["mine identity","status","commodity","location","operator and controller"],"rowCount":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{},"recentRecords":[]}],"safety":{"href":"/api/v1/mines/4607834/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4607834/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":[],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"4607834","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873}}