{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"2103879","name":"Rasmusson Forest Fuels Inc","status":"Abandoned","status_date":"2018-09-11","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"MN","county":"St Louis","nearest_town":"Virginia","operator_id":"0144715","operator_name":"Rasmusson Forest Fuels Inc","controller_id":"0124661","controller_name":"Darwin Steven  Rasmusson","district":"M4","office":"Duluth District","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":4,"registeredSources":20,"sourceRows":6},"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":"2103879","name":"Rasmusson Forest Fuels Inc"},"operator":{"type":"operator","id":"0144715","name":"Rasmusson Forest Fuels Inc"},"controller":{"type":"controller","id":"0124661","name":"Darwin Steven  Rasmusson"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0144715","name":"Rasmusson Forest Fuels Inc"},"object":{"type":"mine","id":"2103879","name":"Rasmusson Forest Fuels Inc"},"validFrom":"2016-04-14","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2103879|0144715|2016-04-14|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0124661","name":"Darwin Steven  Rasmusson"},"object":{"type":"mine","id":"2103879","name":"Rasmusson Forest Fuels Inc"},"validFrom":"2016-04-14","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2103879|0124661|2016-04-14|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0124661","name":"Darwin Steven  Rasmusson"},"object":{"type":"operator","id":"0144715","name":"Rasmusson Forest Fuels Inc"},"validFrom":"2016-04-14","validTo":null,"current":true,"derived":true,"evidenceMineId":"2103879","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2103879|0144715|2016-04-14|0124661|2016-04-14|24187"}}],"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":"2018-09-11","lastDate":"2018-09-11","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":"2016-04-14","lastDate":"2016-04-14","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":"2016-08-23","lastDate":"2018-09-10","metrics":{"inspectors":3,"recentRows":0,"onSiteHours":2,"inspectionHours":16,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"175106","EVENT_NO":"6747260","INSPECTION_BEGIN_DT":"09/10/2018","INSPECTION_END_DT":"09/10/2018","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5.25","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2018-09-10"},{"SOURCE_ROW_NUMBER":"1026450","EVENT_NO":"6710871","INSPECTION_BEGIN_DT":"08/21/2017","INSPECTION_END_DT":"08/21/2017","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8.25","SUM_TOTAL_ON_SITE_HOURS":".25","sourceDate":"2017-08-21"},{"SOURCE_ROW_NUMBER":"249884","EVENT_NO":"6708393","INSPECTION_BEGIN_DT":"08/23/2016","INSPECTION_END_DT":"08/23/2016","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.5","SUM_TOTAL_ON_SITE_HOURS":"1.25","sourceDate":"2016-08-23"}]},{"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/2103879/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/2103879/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":"2103879","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}