{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-17T06:17:15.228Z","identity":{"mine_id":"4407434","name":"Maven Energy Plant 1","status":"Temporarily Idled","status_date":"2025-07-23","mine_type":"Facility","coal_metal":"C","commodity":"Coal (Bituminous)","state":"VA","county":"Norton (City)","nearest_town":"Norton","operator_id":"0146513","operator_name":"Maven Energy, LLC","controller_id":"C13088","controller_name":"Darrell  Grigsby","district":"C05","office":"Norton VA Field Office","employees":0,"latitude":36.926944,"longitude":-82.692778},"coverage":{"contributingSources":4,"registeredSources":20,"sourceRows":8},"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":"4407434","name":"Maven Energy Plant 1"},"operator":{"type":"operator","id":"0146513","name":"Maven Energy, LLC"},"controller":{"type":"controller","id":"C13088","name":"Darrell  Grigsby"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13088","name":"Darrell  Grigsby"},"object":{"type":"mine","id":"4407434","name":"Maven Energy Plant 1"},"validFrom":"2016-07-27","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4407434|C13088|2016-07-27|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0146513","name":"Maven Energy, LLC"},"object":{"type":"mine","id":"4407434","name":"Maven Energy Plant 1"},"validFrom":"2025-02-11","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4407434|0146513|2025-02-11|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13088","name":"Darrell  Grigsby"},"object":{"type":"operator","id":"0146513","name":"Maven Energy, LLC"},"validFrom":"2025-02-11","validTo":null,"current":true,"derived":true,"evidenceMineId":"4407434","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4407434|0146513|2025-02-11|C13088|2016-07-27|88615"}}],"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":"2025-07-23","lastDate":"2025-07-23","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":"2025-02-11","lastDate":"2025-02-11","metrics":{"recentRows":1,"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":5,"firstDate":"2025-03-11","lastDate":"2026-09-16","metrics":{"inspectors":6,"recentRows":5,"onSiteHours":11.5,"inspectionHours":25.75,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"417529","EVENT_NO":"F039582","INSPECTION_BEGIN_DT":"09/16/2026","INSPECTION_END_DT":"09/16/2026","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.5","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2026-09-16"},{"SOURCE_ROW_NUMBER":"513175","EVENT_NO":"F003C52","INSPECTION_BEGIN_DT":"12/03/2025","INSPECTION_END_DT":"12/03/2025","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2025-12-03"},{"SOURCE_ROW_NUMBER":"235795","EVENT_NO":"F008C77","INSPECTION_BEGIN_DT":"07/23/2025","INSPECTION_END_DT":"07/23/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2025-07-23"},{"SOURCE_ROW_NUMBER":"167018","EVENT_NO":"F008C5F","INSPECTION_BEGIN_DT":"03/19/2025","INSPECTION_END_DT":"03/19/2025","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2025-03-19"},{"SOURCE_ROW_NUMBER":"1132883","EVENT_NO":"4134137","INSPECTION_BEGIN_DT":"03/11/2025","INSPECTION_END_DT":"03/11/2025","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"9.25","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2025-03-11"}]},{"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/4407434/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4407434/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":"4407434","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873}}