{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"3608974","name":"WHICKHISER QUARRY","status":"Abandoned","status_date":"2003-06-20","mine_type":"Surface","coal_metal":"M","commodity":"Dimension Sandstone","state":"PA","county":"Susquehanna","nearest_town":"Montrose","operator_id":"L15958","operator_name":"Finch Flagstone","controller_id":"M12171","controller_name":"Sam  Finch; Tim  Finch","district":"M2","office":"Kutztown PA Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":6,"registeredSources":20,"sourceRows":10},"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":"3608974","name":"WHICKHISER QUARRY"},"operator":{"type":"operator","id":"L15958","name":"Finch Flagstone"},"controller":{"type":"controller","id":"M12171","name":"Sam  Finch; Tim  Finch"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M12171","name":"Sam  Finch  et al"},"object":{"type":"mine","id":"3608974","name":"WHICKHISER QUARRY"},"validFrom":"1998-06-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3608974|M12171|1998-06-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L15958","name":"Finch Flagstone"},"object":{"type":"mine","id":"3608974","name":"WHICKHISER QUARRY"},"validFrom":"2001-04-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3608974|L15958|2001-04-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M12171","name":"Sam  Finch  et al"},"object":{"type":"operator","id":"L15958","name":"Finch Flagstone"},"validFrom":"2001-04-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"3608974","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3608974|L15958|2001-04-01|M12171|1998-06-01|153238"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M12171","name":"Tim  Finch  et al"},"object":{"type":"operator","id":"L15958","name":"Finch Flagstone"},"validFrom":"2001-04-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"3608974","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3608974|L15958|2001-04-01|M12171|1998-06-01|153239"}}],"coverage":{"historyRecords":2,"edgeCount":4,"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":"2003-06-20","lastDate":"2003-06-20","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":2,"firstDate":"2001-04-01","lastDate":"2001-04-01","metrics":{"recentRows":0,"currentOperatorTenures":2,"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":"2002-06-26","lastDate":"2002-06-26","metrics":{"inspectors":1,"recentRows":0,"onSiteHours":1,"inspectionHours":4,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"98900","EVENT_NO":"0781908","INSPECTION_BEGIN_DT":"06/26/2002","INSPECTION_END_DT":"06/26/2002","ACTIVITY_CODE":"10","ACTIVITY":"ATTEMPTED INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2002-06-26"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":4,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2003-Q4":{"hours":1920,"employees":4,"production":0},"2003-Q3":{"hours":1920,"employees":4,"production":0},"2003-Q2":{"hours":2400,"employees":5,"production":0},"2003-Q1":{"hours":1920,"employees":4,"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":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2003":{"hours":8160,"employees":4,"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/3608974/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/3608974/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":"3608974","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}