{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"0405602","name":"NORTH FORK MINE","status":"Abandoned","status_date":"2006-10-01","mine_type":"Underground","coal_metal":"M","commodity":"Gold Ore","state":"CA","county":"Sierra","nearest_town":"ALLEGHANY","operator_id":"0052876","operator_name":"NORTH FORK MINING CORP","controller_id":"0043707","controller_name":"Peter M  Kuhn","district":"M7","office":"Vacaville CA Field Office","employees":0,"latitude":39.50433,"longitude":-120.714601},"coverage":{"contributingSources":8,"registeredSources":20,"sourceRows":45},"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":"0405602","name":"NORTH FORK MINE"},"operator":{"type":"operator","id":"0052876","name":"NORTH FORK MINING CORP"},"controller":{"type":"controller","id":"0043707","name":"Peter M  Kuhn"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0052876","name":"NORTH FORK MINING CORP"},"object":{"type":"mine","id":"0405602","name":"NORTH FORK MINE"},"validFrom":"2004-06-14","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0405602|0052876|2004-06-14|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0043707","name":"Peter M  Kuhn"},"object":{"type":"mine","id":"0405602","name":"NORTH FORK MINE"},"validFrom":"2004-06-14","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0405602|0043707|2004-06-14|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0043707","name":"Peter M  Kuhn"},"object":{"type":"operator","id":"0052876","name":"NORTH FORK MINING CORP"},"validFrom":"2004-06-14","validTo":null,"current":true,"derived":true,"evidenceMineId":"0405602","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0405602|0052876|2004-06-14|0043707|2004-06-14|4777"}}],"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":"2006-10-01","lastDate":"2006-10-01","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":2,"firstDate":"2005-06-22","lastDate":"2005-06-22","metrics":{"ss":0,"delinquent":2,"recentRows":0,"paidPenalty":120,"proposedPenalty":120,"currentAssessment":120},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"567361","VIOLATION_NO":"6370797","ISSUE_DT":"06/22/2005","CFR_STANDARD_CD":"57.14132(b)(1)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2005-06-22"},{"SOURCE_ROW_NUMBER":"567360","VIOLATION_NO":"6370796","ISSUE_DT":"06/22/2005","CFR_STANDARD_CD":"57.12028","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2005-06-22"}]},{"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":"2004-06-14","lastDate":"2004-06-14","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":6,"firstDate":"2005-03-16","lastDate":"2006-09-07","metrics":{"inspectors":8,"recentRows":0,"onSiteHours":21,"inspectionHours":45.75,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1027880","EVENT_NO":"1132437","INSPECTION_BEGIN_DT":"09/07/2006","INSPECTION_END_DT":"09/07/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"6.75","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2006-09-07"},{"SOURCE_ROW_NUMBER":"1156924","EVENT_NO":"1125832","INSPECTION_BEGIN_DT":"12/13/2005","INSPECTION_END_DT":"12/13/2005","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3.5","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2005-12-13"},{"SOURCE_ROW_NUMBER":"640994","EVENT_NO":"1125814","INSPECTION_BEGIN_DT":"09/21/2005","INSPECTION_END_DT":"09/21/2005","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"1.75","sourceDate":"2005-09-21"},{"SOURCE_ROW_NUMBER":"876238","EVENT_NO":"1121892","INSPECTION_BEGIN_DT":"06/23/2005","INSPECTION_END_DT":"06/23/2005","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1","SUM_TOTAL_ON_SITE_HOURS":".25","sourceDate":"2005-06-23"},{"SOURCE_ROW_NUMBER":"506011","EVENT_NO":"1125539","INSPECTION_BEGIN_DT":"06/22/2005","INSPECTION_END_DT":"06/22/2005","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"15.5","SUM_TOTAL_ON_SITE_HOURS":"7.5","sourceDate":"2005-06-22"},{"SOURCE_ROW_NUMBER":"589284","EVENT_NO":"1125508","INSPECTION_BEGIN_DT":"03/16/2005","INSPECTION_END_DT":"03/16/2005","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"16","SUM_TOTAL_ON_SITE_HOURS":"9","sourceDate":"2005-03-16"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":25,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2006-Q4":{"hours":96,"employees":1,"production":0},"2006-Q3":{"hours":81,"employees":1,"production":0},"2006-Q2":{"hours":40,"employees":1,"production":0},"2006-Q1":{"hours":1876,"employees":6,"production":0},"2005-Q4":{"hours":2946,"employees":6,"production":0},"2005-Q3":{"hours":2416,"employees":6,"production":0},"2005-Q2":{"hours":2116,"employees":4,"production":0},"2005-Q1":{"hours":1195,"employees":4,"production":0},"2004-Q4":{"hours":1368,"employees":3,"production":0},"2004-Q3":{"hours":0,"employees":0,"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":7,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2004":{"hours":1368,"employees":3,"production":0},"2005":{"hours":8673,"employees":7,"production":0},"2006":{"hours":2093,"employees":6,"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":[]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":2,"firstDate":"2005-06-22","lastDate":"2005-06-22","metrics":{"ss":0,"amountDue":120,"contested":0,"amountPaid":120,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":120},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"268280","VIOLATION_NO":"6370797","VIOLATION_ISSUE_DT":"06/22/2005","SIG_SUB":"N","PART_SECTION":"57.14132(b)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/23/2005","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2005-06-22"},{"SOURCE_ROW_NUMBER":"268279","VIOLATION_NO":"6370796","VIOLATION_ISSUE_DT":"06/22/2005","SIG_SUB":"N","PART_SECTION":"57.12028","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/14/2005","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2005-06-22"}]}],"safety":{"href":"/api/v1/mines/0405602/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/0405602/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":[{"chapter":"I","heading":"Horns and backup alarms for surface equipment.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-M/section-57.14132","part":"57","subchapter":"K","subpart":"M","id":"57.14132","citation":"30 CFR 57.14132","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Testing grounding systems.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-K/section-57.12028","part":"57","subchapter":"K","subpart":"K","id":"57.12028","citation":"30 CFR 57.12028","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"0405602","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}