{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"1601356","name":"THOMPSON'S PIT","status":"Abandoned","status_date":"2004-05-10","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"LA","county":"Tangipahoa","nearest_town":"Kentwood","operator_id":"L16621","operator_name":"La Pole & Piling Company Inc","controller_id":"M12721","controller_name":"Arthur  Thompson","district":"M5","office":"Broussard LA Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":6,"registeredSources":20,"sourceRows":32},"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":"1601356","name":"THOMPSON'S PIT"},"operator":{"type":"operator","id":"L16621","name":"La Pole & Piling Company Inc"},"controller":{"type":"controller","id":"M12721","name":"Arthur  Thompson"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L16621","name":"La Pole & Piling Company Inc"},"object":{"type":"mine","id":"1601356","name":"THOMPSON'S PIT"},"validFrom":"1999-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1601356|L16621|1999-08-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M12721","name":"Arthur  Thompson"},"object":{"type":"mine","id":"1601356","name":"THOMPSON'S PIT"},"validFrom":"1999-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1601356|M12721|1999-08-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M12721","name":"Arthur  Thompson"},"object":{"type":"operator","id":"L16621","name":"La Pole & Piling Company Inc"},"validFrom":"1999-08-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"1601356","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1601356|L16621|1999-08-01|M12721|1999-08-01|154419"}}],"coverage":{"historyRecords":1,"edgeCount":3,"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":"2004-05-10","lastDate":"2004-05-10","metrics":{},"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":1,"firstDate":"1999-08-01","lastDate":"1999-08-01","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":0},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":8,"firstDate":"2000-04-12","lastDate":"2003-12-23","metrics":{"inspectors":7,"recentRows":0,"onSiteHours":26,"inspectionHours":47,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1086618","EVENT_NO":"1026945","INSPECTION_BEGIN_DT":"12/23/2003","INSPECTION_END_DT":"12/23/2003","ACTIVITY_CODE":"44","ACTIVITY":"SPECIAL ENFORCEMENT 3","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2003-12-23"},{"SOURCE_ROW_NUMBER":"340907","EVENT_NO":"1026944","INSPECTION_BEGIN_DT":"12/23/2003","INSPECTION_END_DT":"12/23/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2003-12-23"},{"SOURCE_ROW_NUMBER":"903445","EVENT_NO":"1021580","INSPECTION_BEGIN_DT":"08/20/2003","INSPECTION_END_DT":"08/20/2003","ACTIVITY_CODE":"44","ACTIVITY":"SPECIAL ENFORCEMENT 3","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2003-08-20"},{"SOURCE_ROW_NUMBER":"578831","EVENT_NO":"1021579","INSPECTION_BEGIN_DT":"08/20/2003","INSPECTION_END_DT":"08/20/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"11","SUM_TOTAL_ON_SITE_HOURS":"8","sourceDate":"2003-08-20"},{"SOURCE_ROW_NUMBER":"578173","EVENT_NO":"0762064","INSPECTION_BEGIN_DT":"01/15/2002","INSPECTION_END_DT":"01/15/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2002-01-15"},{"SOURCE_ROW_NUMBER":"908334","EVENT_NO":"0647787","INSPECTION_BEGIN_DT":"09/24/2001","INSPECTION_END_DT":"09/24/2001","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2001-09-24"},{"SOURCE_ROW_NUMBER":"720712","EVENT_NO":"0698894","INSPECTION_BEGIN_DT":"04/17/2001","INSPECTION_END_DT":"04/17/2001","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"0","SUM_TOTAL_INSP_HOURS":"0","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2001-04-17"},{"SOURCE_ROW_NUMBER":"251441","EVENT_NO":"0648021","INSPECTION_BEGIN_DT":"04/12/2000","INSPECTION_END_DT":"04/12/2000","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"12","SUM_TOTAL_ON_SITE_HOURS":"6","sourceDate":"2000-04-12"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":16,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2004-Q1":{"hours":160,"employees":2,"production":0},"2003-Q4":{"hours":7,"employees":1,"production":0},"2003-Q3":{"hours":10,"employees":1,"production":0},"2003-Q2":{"hours":0,"employees":0,"production":0},"2002-Q1":{"hours":0,"employees":0,"production":0},"2001-Q4":{"hours":0,"employees":0,"production":0},"2001-Q3":{"hours":624,"employees":2,"production":0},"2001-Q2":{"hours":1256,"employees":3,"production":0},"2001-Q1":{"hours":884,"employees":2,"production":0},"2000-Q4":{"hours":936,"employees":2,"production":0},"2000-Q3":{"hours":0,"employees":0,"production":0},"2000-Q2":{"hours":1100,"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":5,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":2070,"employees":3,"production":0},"2001":{"hours":2764,"employees":2,"production":0},"2003":{"hours":17,"employees":1,"production":0},"2004":{"hours":160,"employees":2,"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/1601356/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1601356/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":"1601356","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}