{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"2302344","name":"Peculiar Mine","status":"Abandoned","status_date":"2007-01-01","mine_type":"Underground","coal_metal":"M","commodity":"Crushed, Broken Limestone NEC","state":"MO","county":"Cass","nearest_town":"Peculiar","operator_id":"0057618","operator_name":"Hunt Martin Materials L.L.C.","controller_id":"M00174","controller_name":"Martin Marietta Materials Inc","district":"C10","office":"Rolla MO Field Office","employees":0,"latitude":38.715037,"longitude":-94.462521},"coverage":{"contributingSources":6,"registeredSources":20,"sourceRows":9},"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":"2302344","name":"Peculiar Mine"},"operator":{"type":"operator","id":"0057618","name":"Hunt Martin Materials L.L.C."},"controller":{"type":"controller","id":"M00174","name":"Martin Marietta Materials Inc"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0047911","name":"Hunt Midwest Enterprises et al"},"object":{"type":"mine","id":"2302344","name":"Peculiar Mine"},"validFrom":"2005-02-01","validTo":"2014-04-02","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302344|0047911|2005-02-01|2014-04-02"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0057618","name":"Hunt Martin Materials L.L.C."},"object":{"type":"mine","id":"2302344","name":"Peculiar Mine"},"validFrom":"2006-10-11","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302344|0057618|2006-10-11|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0047911","name":"Hunt Midwest Enterprises et al"},"object":{"type":"operator","id":"0057618","name":"Hunt Martin Materials L.L.C."},"validFrom":"2006-10-11","validTo":"2014-04-02","current":false,"derived":true,"evidenceMineId":"2302344","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302344|0057618|2006-10-11|0047911|2005-02-01|5958"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0047911","name":"Martin Marietta Materials Inc et al"},"object":{"type":"operator","id":"0057618","name":"Hunt Martin Materials L.L.C."},"validFrom":"2006-10-11","validTo":"2014-04-02","current":false,"derived":true,"evidenceMineId":"2302344","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302344|0057618|2006-10-11|0047911|2005-02-01|5959"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00174","name":"Martin Marietta Materials Inc"},"object":{"type":"mine","id":"2302344","name":"Peculiar Mine"},"validFrom":"2014-04-03","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302344|M00174|2014-04-03|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00174","name":"Martin Marietta Materials Inc"},"object":{"type":"operator","id":"0057618","name":"Hunt Martin Materials L.L.C."},"validFrom":"2014-04-03","validTo":null,"current":true,"derived":true,"evidenceMineId":"2302344","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302344|0057618|2006-10-11|M00174|2014-04-03|106469"}}],"coverage":{"historyRecords":3,"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":"2007-01-01","lastDate":"2007-01-01","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":"2006-10-11","lastDate":"2006-10-11","metrics":{"ss":1,"delinquent":1,"recentRows":0,"paidPenalty":217,"proposedPenalty":217,"currentAssessment":217},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"426102","VIOLATION_NO":"6239657","ISSUE_DT":"10/11/2006","CFR_STANDARD_CD":"57.3200","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"217.00","CURRENT_ASSESSMENT_AMT":"217.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-10-11"}]},{"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":"2006-10-11","lastDate":"2006-10-11","metrics":{"recentRows":0,"currentOperatorTenures":3,"completedOperatorTenures":0},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":2,"firstDate":"2006-10-11","lastDate":"2006-10-24","metrics":{"inspectors":2,"recentRows":0,"onSiteHours":15.25,"inspectionHours":31.5,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"102761","EVENT_NO":"1043053","INSPECTION_BEGIN_DT":"10/24/2006","INSPECTION_END_DT":"10/24/2006","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2006-10-24"},{"SOURCE_ROW_NUMBER":"767430","EVENT_NO":"1043046","INSPECTION_BEGIN_DT":"10/11/2006","INSPECTION_END_DT":"10/12/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"28.5","SUM_TOTAL_ON_SITE_HOURS":"13.75","sourceDate":"2006-10-11"}]},{"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":"2006-10-11","lastDate":"2006-10-11","metrics":{"ss":1,"amountDue":217,"contested":0,"amountPaid":217,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":217},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1445487","VIOLATION_NO":"6239657","VIOLATION_ISSUE_DT":"10/11/2006","SIG_SUB":"Y","PART_SECTION":"57.3200","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"2","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"10/24/2006","PROPOSED_PENALTY":"217","AMOUNT_DUE":"217","AMOUNT_PAID":"217","CONTESTED_IND":"N","sourceDate":"2006-10-11"}]}],"safety":{"href":"/api/v1/mines/2302344/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/2302344/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":"Correction of hazardous conditions.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-B/section-57.3200","part":"57","subchapter":"K","subpart":"B","id":"57.3200","citation":"30 CFR 57.3200","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":"2302344","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}