{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-17T06:17:15.228Z","identity":{"mine_id":"0405379","name":"WILD CAT MINES","status":"Abandoned","status_date":"2007-06-28","mine_type":"Underground","coal_metal":"M","commodity":"Gold Ore","state":"CA","county":"Placer","nearest_town":"Forest Hill","operator_id":"L16657","operator_name":"Greg & Mike Sykora","controller_id":"M12742","controller_name":"Richard  Sykora; Greg  Sykora","district":"M7","office":"Vacaville CA Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":8,"registeredSources":20,"sourceRows":57},"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":"0405379","name":"WILD CAT MINES"},"operator":{"type":"operator","id":"L16657","name":"Greg & Mike Sykora"},"controller":{"type":"controller","id":"M12742","name":"Richard  Sykora; Greg  Sykora"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L16657","name":"Greg & Mike Sykora"},"object":{"type":"mine","id":"0405379","name":"WILD CAT MINES"},"validFrom":"1999-07-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0405379|L16657|1999-07-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M12742","name":"Richard  Sykora et al"},"object":{"type":"mine","id":"0405379","name":"WILD CAT MINES"},"validFrom":"1999-07-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0405379|M12742|1999-07-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M12742","name":"Richard  Sykora et al"},"object":{"type":"operator","id":"L16657","name":"Greg & Mike Sykora"},"validFrom":"1999-07-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"0405379","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0405379|L16657|1999-07-01|M12742|1999-07-01|154484"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M12742","name":"Greg  Sykora et al"},"object":{"type":"operator","id":"L16657","name":"Greg & Mike Sykora"},"validFrom":"1999-07-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"0405379","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0405379|L16657|1999-07-01|M12742|1999-07-01|154485"}}],"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":"2007-06-28","lastDate":"2007-06-28","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":1,"firstDate":"2004-09-22","lastDate":"2004-09-22","metrics":{"ss":0,"delinquent":1,"recentRows":0,"paidPenalty":60,"proposedPenalty":60,"currentAssessment":60},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"559340","VIOLATION_NO":"6366165","ISSUE_DT":"09/22/2004","CFR_STANDARD_CD":"50.30(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-09-22"}]},{"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":"1999-07-01","lastDate":"1999-07-01","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":20,"firstDate":"2000-01-13","lastDate":"2007-06-26","metrics":{"inspectors":22,"recentRows":0,"onSiteHours":66.75,"inspectionHours":120.5,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1042743","EVENT_NO":"1133161","INSPECTION_BEGIN_DT":"06/26/2007","INSPECTION_END_DT":"06/26/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.5","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2007-06-26"},{"SOURCE_ROW_NUMBER":"97111","EVENT_NO":"1132466","INSPECTION_BEGIN_DT":"12/14/2006","INSPECTION_END_DT":"12/14/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2006-12-14"},{"SOURCE_ROW_NUMBER":"1144282","EVENT_NO":"1132655","INSPECTION_BEGIN_DT":"08/01/2006","INSPECTION_END_DT":"08/01/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"2.75","sourceDate":"2006-08-01"},{"SOURCE_ROW_NUMBER":"519671","EVENT_NO":"1125569","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":"2","sourceDate":"2005-12-13"},{"SOURCE_ROW_NUMBER":"12525","EVENT_NO":"1125538","INSPECTION_BEGIN_DT":"06/21/2005","INSPECTION_END_DT":"06/21/2005","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.5","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2005-06-21"},{"SOURCE_ROW_NUMBER":"203660","EVENT_NO":"1121874","INSPECTION_BEGIN_DT":"03/17/2005","INSPECTION_END_DT":"03/17/2005","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2005-03-17"},{"SOURCE_ROW_NUMBER":"178276","EVENT_NO":"1121572","INSPECTION_BEGIN_DT":"09/21/2004","INSPECTION_END_DT":"09/22/2004","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10","SUM_TOTAL_ON_SITE_HOURS":"6","sourceDate":"2004-09-21"},{"SOURCE_ROW_NUMBER":"237473","EVENT_NO":"1121304","INSPECTION_BEGIN_DT":"11/13/2003","INSPECTION_END_DT":"11/13/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2003-11-13"},{"SOURCE_ROW_NUMBER":"500159","EVENT_NO":"0852821","INSPECTION_BEGIN_DT":"06/26/2003","INSPECTION_END_DT":"06/26/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"11","SUM_TOTAL_ON_SITE_HOURS":"6","sourceDate":"2003-06-26"},{"SOURCE_ROW_NUMBER":"1095537","EVENT_NO":"0647034","INSPECTION_BEGIN_DT":"02/04/2003","INSPECTION_END_DT":"02/05/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"0","SUM_TOTAL_INSP_HOURS":"0","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2003-02-04"},{"SOURCE_ROW_NUMBER":"841094","EVENT_NO":"0647030","INSPECTION_BEGIN_DT":"01/30/2003","INSPECTION_END_DT":"01/31/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2003-01-30"},{"SOURCE_ROW_NUMBER":"767674","EVENT_NO":"0615685","INSPECTION_BEGIN_DT":"07/03/2002","INSPECTION_END_DT":"07/03/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2002-07-03"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":16,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2002-Q4":{"hours":42,"employees":4,"production":0},"2002-Q3":{"hours":18,"employees":3,"production":0},"2002-Q2":{"hours":109,"employees":6,"production":0},"2002-Q1":{"hours":99,"employees":8,"production":0},"2001-Q4":{"hours":125,"employees":8,"production":0},"2001-Q3":{"hours":66,"employees":3,"production":0},"2001-Q2":{"hours":90,"employees":1,"production":0},"2001-Q1":{"hours":23,"employees":4,"production":0},"2000-Q4":{"hours":200,"employees":3,"production":0},"2000-Q3":{"hours":182,"employees":2,"production":0},"2000-Q2":{"hours":91,"employees":4,"production":0},"2000-Q1":{"hours":97,"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":15,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":570,"employees":3,"production":0},"2001":{"hours":304,"employees":7,"production":0},"2002":{"hours":268,"employees":6,"production":0},"2003":{"hours":911,"employees":6,"production":0},"2004":{"hours":147,"employees":5,"production":0},"2005":{"hours":79,"employees":6,"production":0},"2006":{"hours":63,"employees":6,"production":0},"2007":{"hours":47,"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":[]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":1,"firstDate":"2004-09-22","lastDate":"2004-09-22","metrics":{"ss":0,"amountDue":60,"contested":0,"amountPaid":60,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":60},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"260607","VIOLATION_NO":"6366165","VIOLATION_ISSUE_DT":"09/22/2004","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/22/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-09-22"}]}],"safety":{"href":"/api/v1/mines/0405379/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/0405379/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":"Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30","part":"50","subchapter":"I","subpart":"D","id":"50.30","citation":"30 CFR 50.30","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER I—ACCIDENTS, INJURIES, ILLNESSES, EMPLOYMENT, AND PRODUCTION IN MINES","partHeading":"PART 50—NOTIFICATION, INVESTIGATION, REPORTS AND RECORDS OF ACCIDENTS, INJURIES, ILLNESSES, EMPLOYMENT, AND COAL PRODUCTION IN MINES","subpartHeading":"","text":null,"occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"0405379","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873}}