{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-17T06:17:15.228Z","identity":{"mine_id":"3500797","name":"Satrum Pit & Plant","status":"Abandoned","status_date":"1978-05-10","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"OR","county":"Marion","nearest_town":"","operator_id":"L01474","operator_name":"Walling Sand & Gravel Company","controller_id":"M09149","controller_name":"Cemex S A","district":"M7","office":"Vacaville District","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":3,"registeredSources":20,"sourceRows":5},"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":"3500797","name":"Satrum Pit & Plant"},"operator":{"type":"operator","id":"L01474","name":"Walling Sand & Gravel Company"},"controller":{"type":"controller","id":"M09149","name":"Cemex S A"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L01474","name":"Walling Sand & Gravel Company"},"object":{"type":"mine","id":"3500797","name":"Satrum Pit & Plant"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3500797|L01474|1950-01-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M01319","name":"Jerry H  Walling"},"object":{"type":"mine","id":"3500797","name":"Satrum Pit & Plant"},"validFrom":"1950-01-01","validTo":"2007-04-23","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3500797|M01319|1950-01-01|2007-04-23"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M01319","name":"Jerry H  Walling"},"object":{"type":"operator","id":"L01474","name":"Walling Sand & Gravel Company"},"validFrom":"1950-01-01","validTo":"2007-04-23","current":false,"derived":true,"evidenceMineId":"3500797","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3500797|L01474|1950-01-01|M01319|1950-01-01|117975"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0042039","name":"Rinker Group Ltd"},"object":{"type":"mine","id":"3500797","name":"Satrum Pit & Plant"},"validFrom":"2007-04-24","validTo":"2007-07-09","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3500797|0042039|2007-04-24|2007-07-09"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0042039","name":"Rinker Group Ltd"},"object":{"type":"operator","id":"L01474","name":"Walling Sand & Gravel Company"},"validFrom":"2007-04-24","validTo":"2007-07-09","current":false,"derived":true,"evidenceMineId":"3500797","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3500797|L01474|1950-01-01|0042039|2007-04-24|3620"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M09149","name":"Cemex S A"},"object":{"type":"mine","id":"3500797","name":"Satrum Pit & Plant"},"validFrom":"2007-07-10","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3500797|M09149|2007-07-10|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M09149","name":"Cemex S A"},"object":{"type":"operator","id":"L01474","name":"Walling Sand & Gravel Company"},"validFrom":"2007-07-10","validTo":null,"current":true,"derived":true,"evidenceMineId":"3500797","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3500797|L01474|1950-01-01|M09149|2007-07-10|145566"}}],"coverage":{"historyRecords":3,"edgeCount":7,"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":"1978-05-10","lastDate":"1978-05-10","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":3,"firstDate":"1950-01-01","lastDate":"1950-01-01","metrics":{"recentRows":0,"currentOperatorTenures":3,"completedOperatorTenures":0},"periods":{},"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/3500797/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/3500797/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":"3500797","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873}}