{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4104066","name":"Arnold Quarry","status":"Abandoned","status_date":"2002-09-12","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Limestone NEC","state":"TX","county":"Sabine","nearest_town":"Milam","operator_id":"L08292","operator_name":"Jack Alexander LTD","controller_id":"M06596","controller_name":"Jim R  Alexander","district":"M5","office":"Broussard LA Field Office","employees":0,"latitude":31.505974,"longitude":-93.840784},"coverage":{"contributingSources":6,"registeredSources":20,"sourceRows":26},"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":"4104066","name":"Arnold Quarry"},"operator":{"type":"operator","id":"L08292","name":"Jack Alexander LTD"},"controller":{"type":"controller","id":"M06596","name":"Jim R  Alexander"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M06596","name":"Jim R  Alexander"},"object":{"type":"mine","id":"4104066","name":"Arnold Quarry"},"validFrom":"1984-12-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4104066|M06596|1984-12-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L08292","name":"Jack Alexander LTD"},"object":{"type":"mine","id":"4104066","name":"Arnold Quarry"},"validFrom":"1999-03-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4104066|L08292|1999-03-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M06596","name":"Jim R  Alexander"},"object":{"type":"operator","id":"L08292","name":"Jack Alexander LTD"},"validFrom":"1999-03-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"4104066","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4104066|L08292|1999-03-01|M06596|1984-12-01|138842"}}],"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":"2002-09-12","lastDate":"2002-09-12","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":"1999-03-01","lastDate":"1999-03-01","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":3,"firstDate":"2000-09-21","lastDate":"2002-06-11","metrics":{"inspectors":3,"recentRows":0,"onSiteHours":6,"inspectionHours":17,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"581363","EVENT_NO":"1014285","INSPECTION_BEGIN_DT":"06/11/2002","INSPECTION_END_DT":"06/12/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2002-06-11"},{"SOURCE_ROW_NUMBER":"657859","EVENT_NO":"0699262","INSPECTION_BEGIN_DT":"08/14/2001","INSPECTION_END_DT":"08/14/2001","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"0","SUM_TOTAL_INSP_HOURS":"0","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2001-08-14"},{"SOURCE_ROW_NUMBER":"1074855","EVENT_NO":"0648208","INSPECTION_BEGIN_DT":"09/21/2000","INSPECTION_END_DT":"09/21/2000","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2000-09-21"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":15,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2002-Q3":{"hours":0,"employees":0,"production":0},"2002-Q2":{"hours":0,"employees":0,"production":0},"2002-Q1":{"hours":90,"employees":3,"production":0},"2001-Q2":{"hours":615,"employees":3,"production":0},"2001-Q1":{"hours":0,"employees":0,"production":0},"2000-Q4":{"hours":2808,"employees":7,"production":0},"2000-Q2":{"hours":1050,"employees":6,"production":0},"2000-Q1":{"hours":869,"employees":7,"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":4727,"employees":6,"production":0},"2001":{"hours":615,"employees":3,"production":0},"2002":{"hours":90,"employees":3,"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/4104066/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4104066/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":"4104066","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}