{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"2402610","name":"Marcus Vacca Fort Union","status":"Abandoned","status_date":"2020-06-18","mine_type":"Surface","coal_metal":"M","commodity":"Dimension Stone NEC","state":"MT","county":"Golden Valley","nearest_town":"Ryegate","operator_id":"0122410","operator_name":"Vacca Stone","controller_id":"0101725","controller_name":"Marcus  Vacca","district":"M6","office":"Helena MT Field Office","employees":0,"latitude":46.248333,"longitude":-109.156111},"coverage":{"contributingSources":7,"registeredSources":20,"sourceRows":12},"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":"2402610","name":"Marcus Vacca Fort Union"},"operator":{"type":"operator","id":"0122410","name":"Vacca Stone"},"controller":{"type":"controller","id":"0101725","name":"Marcus  Vacca"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0101725","name":"Marcus  Vacca"},"object":{"type":"mine","id":"2402610","name":"Marcus Vacca Fort Union"},"validFrom":"2011-09-12","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2402610|0101725|2011-09-12|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0119688","name":"Marcus Vacca"},"object":{"type":"mine","id":"2402610","name":"Marcus Vacca Fort Union"},"validFrom":"2011-12-21","validTo":"2012-03-27","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2402610|0119688|2011-12-21|2012-03-27"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0101725","name":"Marcus  Vacca"},"object":{"type":"operator","id":"0119688","name":"Marcus Vacca"},"validFrom":"2011-12-21","validTo":"2012-03-27","current":false,"derived":true,"evidenceMineId":"2402610","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2402610|0119688|2011-12-21|0101725|2011-09-12|17321"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0122410","name":"Vacca Stone"},"object":{"type":"mine","id":"2402610","name":"Marcus Vacca Fort Union"},"validFrom":"2012-03-28","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2402610|0122410|2012-03-28|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0101725","name":"Marcus  Vacca"},"object":{"type":"mine","id":"2402610","name":"Marcus Vacca Fort Union"},"validFrom":"2012-03-28","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2402610|0101725|2012-03-28|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0101725","name":"Marcus  Vacca"},"object":{"type":"operator","id":"0122410","name":"Vacca Stone"},"validFrom":"2012-03-28","validTo":null,"current":true,"derived":true,"evidenceMineId":"2402610","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2402610|0122410|2012-03-28|0101725|2012-03-28|17322"}}],"coverage":{"historyRecords":2,"edgeCount":6,"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":"2020-06-18","lastDate":"2020-06-18","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":"2019-08-21","lastDate":"2019-08-21","metrics":{"ss":0,"delinquent":2,"recentRows":0,"paidPenalty":0,"proposedPenalty":242,"currentAssessment":242},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2499566","VIOLATION_NO":"9470508","ISSUE_DT":"08/21/2019","CFR_STANDARD_CD":"41.11(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"121.00","CURRENT_ASSESSMENT_AMT":"121.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2019-08-21"},{"SOURCE_ROW_NUMBER":"2499565","VIOLATION_NO":"9470507","ISSUE_DT":"08/21/2019","CFR_STANDARD_CD":"56.1000","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"121.00","CURRENT_ASSESSMENT_AMT":"121.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2019-08-21"}]},{"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":"2011-12-21","lastDate":"2012-03-28","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":1},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":2,"firstDate":"2011-12-20","lastDate":"2019-08-20","metrics":{"inspectors":2,"recentRows":0,"onSiteHours":11,"inspectionHours":31.5,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"59566","EVENT_NO":"6777785","INSPECTION_BEGIN_DT":"08/20/2019","INSPECTION_END_DT":"08/22/2019","ACTIVITY_CODE":"E04","ACTIVITY":"Verbal Hazard Complaint Inspections","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"12","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2019-08-20"},{"SOURCE_ROW_NUMBER":"1077023","EVENT_NO":"6557061","INSPECTION_BEGIN_DT":"12/20/2011","INSPECTION_END_DT":"12/22/2011","ACTIVITY_CODE":"E04","ACTIVITY":"Verbal Hazard Complaint Inspections","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"19.5","SUM_TOTAL_ON_SITE_HOURS":"9","sourceDate":"2011-12-20"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":2,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2012-Q1":{"hours":0,"employees":0,"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":"2019-08-21","lastDate":"2019-08-21","metrics":{"ss":0,"amountDue":242,"contested":0,"amountPaid":0,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":242},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1487113","VIOLATION_NO":"9470508","VIOLATION_ISSUE_DT":"08/21/2019","SIG_SUB":"N","PART_SECTION":"41.11(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"09/17/2019","PROPOSED_PENALTY":"121","AMOUNT_DUE":"121","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2019-08-21"},{"SOURCE_ROW_NUMBER":"1487112","VIOLATION_NO":"9470507","VIOLATION_ISSUE_DT":"08/21/2019","SIG_SUB":"N","PART_SECTION":"56.1000","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"08/21/2019","PROPOSED_PENALTY":"121","AMOUNT_DUE":"121","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2019-08-21"}]}],"safety":{"href":"/api/v1/mines/2402610/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/2402610/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":"Notification by operator.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-G/part-41/subpart-B/section-41.11","part":"41","subchapter":"G","subpart":"B","id":"41.11","citation":"30 CFR 41.11","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER G—FILING AND OTHER ADMINISTRATIVE REQUIREMENTS","partHeading":"PART 41—NOTIFICATION OF LEGAL IDENTITY","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Notification of commencement of operations and closing of mines.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-A/section-56.1000","part":"56","subchapter":"K","subpart":"A","id":"56.1000","citation":"30 CFR 56.1000","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"2402610","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}