{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4105353","name":"Extec S-5 Screening Portable Plant","status":"Abandoned","status_date":"2019-10-01","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"TX","county":"El Paso","nearest_town":"El Paso","operator_id":"0109285","operator_name":"Desert Rock Co.","controller_id":"0198940","controller_name":"Eric  Sanchez; Gilbert Lara  Sanchez","district":"M5","office":"Albuquerque NM Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":6,"registeredSources":20,"sourceRows":22},"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":"4105353","name":"Extec S-5 Screening Portable Plant"},"operator":{"type":"operator","id":"0109285","name":"Desert Rock Co."},"controller":{"type":"controller","id":"0198940","name":"Eric  Sanchez; Gilbert Lara  Sanchez"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M13554","name":"Gilbert L  Sanchez"},"object":{"type":"mine","id":"4105353","name":"Extec S-5 Screening Portable Plant"},"validFrom":"2010-04-21","validTo":"2017-12-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105353|M13554|2010-04-21|2017-12-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0198940","name":"Gilbert Lara  Sanchez et al"},"object":{"type":"mine","id":"4105353","name":"Extec S-5 Screening Portable Plant"},"validFrom":"2018-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105353|0198940|2018-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0109285","name":"Desert Rock Co."},"object":{"type":"mine","id":"4105353","name":"Extec S-5 Screening Portable Plant"},"validFrom":"2018-04-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105353|0109285|2018-04-05|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0198940","name":"Gilbert Lara  Sanchez et al"},"object":{"type":"operator","id":"0109285","name":"Desert Rock Co."},"validFrom":"2018-04-05","validTo":null,"current":true,"derived":true,"evidenceMineId":"4105353","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105353|0109285|2018-04-05|0198940|2018-01-01|42369"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0198940","name":"Eric  Sanchez et al"},"object":{"type":"operator","id":"0109285","name":"Desert Rock Co."},"validFrom":"2018-04-05","validTo":null,"current":true,"derived":true,"evidenceMineId":"4105353","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105353|0109285|2018-04-05|0198940|2018-01-01|42370"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M13554","name":"Gilbert L  Sanchez"},"object":{"type":"operator","id":"0109285","name":"Desert Rock Co."},"validFrom":"2018-04-05","validTo":"2017-12-31","current":false,"derived":true,"evidenceMineId":"4105353","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105353|0109285|2018-04-05|M13554|2010-04-21|156478"}}],"coverage":{"historyRecords":3,"edgeCount":6,"intervalAnomalies":1,"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":"2019-10-01","lastDate":"2019-10-01","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":3,"firstDate":"2018-04-05","lastDate":"2018-04-05","metrics":{"recentRows":0,"currentOperatorTenures":3,"completedOperatorTenures":0},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":1,"firstDate":"2019-05-01","lastDate":"2019-05-01","metrics":{"inspectors":1,"recentRows":0,"onSiteHours":2,"inspectionHours":9,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1129666","EVENT_NO":"6808330","INSPECTION_BEGIN_DT":"05/01/2019","INSPECTION_END_DT":"05/02/2019","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2019-05-01"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":12,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2019-Q3":{"hours":271,"employees":3,"production":0},"2019-Q2":{"hours":281,"employees":3,"production":0},"2019-Q1":{"hours":261,"employees":3,"production":0},"2018-Q4":{"hours":341,"employees":3,"production":0},"2018-Q3":{"hours":401,"employees":3,"production":0},"2018-Q2":{"hours":326,"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":4,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2018":{"hours":1068,"employees":3,"production":0},"2019":{"hours":813,"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/4105353/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4105353/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":"4105353","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}