{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"2902497","name":"Iron Duke Mine","status":"Abandoned","status_date":"2024-07-31","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"NM","county":"Otero","nearest_town":"Alamogordo","operator_id":"0176433","operator_name":"Gulf Coast Mining Group","controller_id":"0161981","controller_name":"David  Davidson","district":"M5","office":"Albuquerque NM Field Office","employees":0,"latitude":33.680993,"longitude":-111.925396},"coverage":{"contributingSources":10,"registeredSources":20,"sourceRows":74},"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":"2902497","name":"Iron Duke Mine"},"operator":{"type":"operator","id":"0176433","name":"Gulf Coast Mining Group"},"controller":{"type":"controller","id":"0161981","name":"David  Davidson"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0157073","name":"Gulf Coast Mining Group, LLC"},"object":{"type":"mine","id":"2902497","name":"Iron Duke Mine"},"validFrom":"2018-04-02","validTo":"2021-04-21","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2902497|0157073|2018-04-02|2021-04-21"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0140801","name":"David  Davidson et al"},"object":{"type":"mine","id":"2902497","name":"Iron Duke Mine"},"validFrom":"2018-04-02","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2902497|0140801|2018-04-02|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0140801","name":"David  Davidson et al"},"object":{"type":"operator","id":"0157073","name":"Gulf Coast Mining Group, LLC"},"validFrom":"2018-04-02","validTo":"2021-04-21","current":false,"derived":true,"evidenceMineId":"2902497","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2902497|0157073|2018-04-02|0140801|2018-04-02|28496"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0140801","name":"Larry  Lozensky et al"},"object":{"type":"operator","id":"0157073","name":"Gulf Coast Mining Group, LLC"},"validFrom":"2018-04-02","validTo":"2021-04-21","current":false,"derived":true,"evidenceMineId":"2902497","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2902497|0157073|2018-04-02|0140801|2018-04-02|28497"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0176433","name":"Gulf Coast Mining Group"},"object":{"type":"mine","id":"2902497","name":"Iron Duke Mine"},"validFrom":"2021-04-22","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2902497|0176433|2021-04-22|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0161981","name":"David  Davidson"},"object":{"type":"mine","id":"2902497","name":"Iron Duke Mine"},"validFrom":"2021-04-22","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2902497|0161981|2021-04-22|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0161981","name":"David  Davidson"},"object":{"type":"operator","id":"0176433","name":"Gulf Coast Mining Group"},"validFrom":"2021-04-22","validTo":null,"current":true,"derived":true,"evidenceMineId":"2902497","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2902497|0176433|2021-04-22|0161981|2021-04-22|33913"}}],"coverage":{"historyRecords":3,"edgeCount":7,"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":"2024-07-31","lastDate":"2024-07-31","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":"2021-05-03","lastDate":"2021-05-03","metrics":{"ss":0,"delinquent":1,"recentRows":1,"paidPenalty":125,"proposedPenalty":125,"currentAssessment":125},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2660173","VIOLATION_NO":"9645013","ISSUE_DT":"05/03/2021","CFR_STANDARD_CD":"56.14207","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"125.00","CURRENT_ASSESSMENT_AMT":"125.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2021-05-03"}]},{"id":"msha-civil-penalty-dockets-decisions","name":"Civil Penalty Dockets and Decisions","domains":["compliance","legal"],"products":["docket lineage","decision outcomes","citation packet precedent"],"rowCount":2,"firstDate":"2021-11-30","lastDate":"2021-11-30","metrics":{"appeals":0,"decisions":2,"recentRows":2,"decisionPenalty":125,"originalPenalty":250},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"428072","VIOLATION_NO":"9645045","DOCKET_NO":"WEST 2021-0271","DECISION_DT":"11/30/2021","DECISION_TYPE_CODE_DESC":"Withdrawal","ORIGINAL_PENALTY_AMT":"125.00","DECISION_PENALTY_AMT":"0.00","JUDGE_FIRST_NAME":"Margaret","JUDGE_LAST_NAME":"Miller","sourceDate":"2021-11-30"},{"SOURCE_ROW_NUMBER":"147862","VIOLATION_NO":"9645013","DOCKET_NO":"WEST 2021-0271","DECISION_DT":"11/30/2021","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"125.00","DECISION_PENALTY_AMT":"125.00","JUDGE_FIRST_NAME":"Margaret","JUDGE_LAST_NAME":"Miller","sourceDate":"2021-11-30"}]},{"id":"msha-contested-violations","name":"Contested Violations","domains":["compliance","legal"],"products":["contest status","time to resolution","contested-rate context"],"rowCount":2,"firstDate":"2021-05-03","lastDate":"2021-05-03","metrics":{"decisions":2,"ssChanged":1,"recentRows":2,"decisionPenalty":125,"proposedPenalty":250},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"279404","CITATION_NO":"9645013","CITATION_ISSUE_DT":"05/03/2021","DOCKET_NO":"WEST 2021-0271","DECISION_DT":"11/30/2021","CFR_STANDARD_CODE":"56.14207","ORIGINAL_SIG_SUB_IND":"N","DECISION_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"125.00","DECISION_PENALTY_AMT":"125.00","sourceDate":"2021-05-03"},{"SOURCE_ROW_NUMBER":"103544","CITATION_NO":"9645045","CITATION_ISSUE_DT":"05/03/2021","DOCKET_NO":"WEST 2021-0271","DECISION_DT":"11/30/2021","CFR_STANDARD_CODE":"56.12028","ORIGINAL_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"125.00","DECISION_PENALTY_AMT":".00","sourceDate":"2021-05-03"}]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":3,"firstDate":"2018-04-02","lastDate":"2021-04-22","metrics":{"recentRows":1,"currentOperatorTenures":1,"completedOperatorTenures":2},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":5,"firstDate":"2019-09-24","lastDate":"2023-09-13","metrics":{"inspectors":6,"recentRows":3,"onSiteHours":8.5,"inspectionHours":55,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"108122","EVENT_NO":"6936713","INSPECTION_BEGIN_DT":"09/13/2023","INSPECTION_END_DT":"09/18/2023","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2023-09-13"},{"SOURCE_ROW_NUMBER":"820017","EVENT_NO":"6931476","INSPECTION_BEGIN_DT":"09/22/2022","INSPECTION_END_DT":"09/22/2022","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"13.75","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2022-09-22"},{"SOURCE_ROW_NUMBER":"985162","EVENT_NO":"6886054","INSPECTION_BEGIN_DT":"05/03/2021","INSPECTION_END_DT":"05/04/2021","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"13.25","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2021-05-03"},{"SOURCE_ROW_NUMBER":"1072483","EVENT_NO":"6807785","INSPECTION_BEGIN_DT":"08/03/2020","INSPECTION_END_DT":"08/04/2020","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"11","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2020-08-03"},{"SOURCE_ROW_NUMBER":"286129","EVENT_NO":"6808369","INSPECTION_BEGIN_DT":"09/24/2019","INSPECTION_END_DT":"09/24/2019","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2019-09-24"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":49,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2024-Q2":{"hours":32,"employees":1,"production":0},"2024-Q1":{"hours":80,"employees":1,"production":0},"2023-Q4":{"hours":166,"employees":2,"production":0},"2023-Q3":{"hours":92,"employees":1,"production":0},"2023-Q2":{"hours":41,"employees":1,"production":0},"2023-Q1":{"hours":36,"employees":1,"production":0},"2022-Q4":{"hours":33,"employees":1,"production":0},"2022-Q3":{"hours":21,"employees":1,"production":0},"2022-Q2":{"hours":5,"employees":1,"production":0},"2022-Q1":{"hours":4,"employees":1,"production":0},"2021-Q4":{"hours":8,"employees":1,"production":0},"2021-Q3":{"hours":287,"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":9,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2018":{"hours":7800,"employees":4,"production":0},"2019":{"hours":5303,"employees":4,"production":0},"2020":{"hours":208,"employees":1,"production":0},"2021":{"hours":4961,"employees":6,"production":0},"2022":{"hours":63,"employees":1,"production":0},"2023":{"hours":335,"employees":1,"production":0},"2024":{"hours":112,"employees":1,"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":"2021-05-03","lastDate":"2021-05-03","metrics":{"ss":0,"amountDue":125,"contested":0,"amountPaid":125,"recentRows":1,"section104d":0,"unterminated":0,"proposedPenalty":125},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1622733","VIOLATION_NO":"9645013","VIOLATION_ISSUE_DT":"05/03/2021","SIG_SUB":"N","PART_SECTION":"56.14207","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/03/2021","PROPOSED_PENALTY":"125","AMOUNT_DUE":"125","AMOUNT_PAID":"125","CONTESTED_IND":"N","sourceDate":"2021-05-03"}]}],"safety":{"href":"/api/v1/mines/2902497/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/2902497/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":"Parking procedures for unattended equipment.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14207","part":"56","subchapter":"K","subpart":"M","id":"56.14207","citation":"30 CFR 56.14207","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":"2902497","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}