{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"1302471","name":"Murphy portable #2","status":"Temporarily Idled","status_date":"2026-08-11","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"IA","county":"Cass","nearest_town":"Anita","operator_id":"0151633","operator_name":"Murphy Heavy Contracting","controller_id":"0202021","controller_name":"Brady J Murphy","district":"M4","office":"Fort Dodge IA Field Office","employees":0,"latitude":41.159722,"longitude":-95.395},"coverage":{"contributingSources":9,"registeredSources":20,"sourceRows":29},"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":"1302471","name":"Murphy portable #2"},"operator":{"type":"operator","id":"0151633","name":"Murphy Heavy Contracting"},"controller":{"type":"controller","id":"0202021","name":"Brady J Murphy"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0134201","name":"Duane  Murphy"},"object":{"type":"mine","id":"1302471","name":"Murphy portable #2"},"validFrom":"2017-06-13","validTo":"2026-07-06","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302471|0134201|2017-06-13|2026-07-06"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0151633","name":"Murphy Heavy Contracting"},"object":{"type":"mine","id":"1302471","name":"Murphy portable #2"},"validFrom":"2018-05-14","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302471|0151633|2018-05-14|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0134201","name":"Duane  Murphy"},"object":{"type":"operator","id":"0151633","name":"Murphy Heavy Contracting"},"validFrom":"2018-05-14","validTo":"2026-07-06","current":false,"derived":true,"evidenceMineId":"1302471","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302471|0151633|2018-05-14|0134201|2017-06-13|27017"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0202021","name":"Brady J Murphy"},"object":{"type":"mine","id":"1302471","name":"Murphy portable #2"},"validFrom":"2026-07-07","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302471|0202021|2026-07-07|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0202021","name":"Brady J Murphy"},"object":{"type":"operator","id":"0151633","name":"Murphy Heavy Contracting"},"validFrom":"2026-07-07","validTo":null,"current":true,"derived":true,"evidenceMineId":"1302471","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302471|0151633|2018-05-14|0202021|2026-07-07|42825"}}],"coverage":{"historyRecords":2,"edgeCount":5,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"sources":[{"id":"msha-accidents","name":"Accident, Injuries, and Illnesses","domains":["safety","contractors"],"products":["incident trends","severity rates","equipment patterns","peer denominators"],"rowCount":1,"firstDate":"2023-09-05","lastDate":"2023-09-05","metrics":{"daysLost":0,"injuries":1,"fatalities":0,"recentRows":1,"restrictedDays":0,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"156027","DOCUMENT_NO":"220232540021","ACCIDENT_DT":"09/05/2023","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Fall from machine","OCCUPATION":"Front-end loader, Scraper-loader operator, Pan operator, Payloader, Scraper rig operator","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Miner was attempting to clean a scalping screen when slipped and fell approximately 6 ft. Immediately after accident employee stated no injury had occurred, but shortly afterward complained about pain in rt shoulder. Our company policy requires after any accident if employee complains about pain or stiffness, they must be taken to the Dr. and be checked, for injury. None were found","sourceDate":"2023-09-05"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2026-08-11","lastDate":"2026-08-11","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":4,"firstDate":"2018-06-13","lastDate":"2023-08-30","metrics":{"ss":0,"delinquent":4,"recentRows":2,"paidPenalty":538,"proposedPenalty":538,"currentAssessment":538},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2706041","VIOLATION_NO":"9629647","ISSUE_DT":"08/30/2023","CFR_STANDARD_CD":"56.4201(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"143.00","CURRENT_ASSESSMENT_AMT":"143.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2023-08-30"},{"SOURCE_ROW_NUMBER":"2706040","VIOLATION_NO":"9629646","ISSUE_DT":"08/30/2023","CFR_STANDARD_CD":"46.5(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Order","PROPOSED_PENALTY_AMT":"159.00","CURRENT_ASSESSMENT_AMT":"159.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2023-08-30"},{"SOURCE_ROW_NUMBER":"2506053","VIOLATION_NO":"9340978","ISSUE_DT":"06/13/2018","CFR_STANDARD_CD":"56.14100(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"118.00","CURRENT_ASSESSMENT_AMT":"118.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-06-13"},{"SOURCE_ROW_NUMBER":"2506052","VIOLATION_NO":"9340977","ISSUE_DT":"06/13/2018","CFR_STANDARD_CD":"56.14100(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"118.00","CURRENT_ASSESSMENT_AMT":"118.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-06-13"}]},{"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":"2018-05-14","lastDate":"2018-05-14","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":6,"firstDate":"2018-05-08","lastDate":"2024-09-04","metrics":{"inspectors":6,"recentRows":3,"onSiteHours":14.75,"inspectionHours":34.75,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"86221","EVENT_NO":"F0148ED","INSPECTION_BEGIN_DT":"09/04/2024","INSPECTION_END_DT":"09/04/2024","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2024-09-04"},{"SOURCE_ROW_NUMBER":"302159","EVENT_NO":"6910658","INSPECTION_BEGIN_DT":"09/05/2023","INSPECTION_END_DT":"09/05/2023","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2023-09-05"},{"SOURCE_ROW_NUMBER":"1097577","EVENT_NO":"6910655","INSPECTION_BEGIN_DT":"08/30/2023","INSPECTION_END_DT":"08/31/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"4.75","sourceDate":"2023-08-30"},{"SOURCE_ROW_NUMBER":"925591","EVENT_NO":"6838019","INSPECTION_BEGIN_DT":"08/15/2019","INSPECTION_END_DT":"08/15/2019","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.5","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2019-08-15"},{"SOURCE_ROW_NUMBER":"869524","EVENT_NO":"6782559","INSPECTION_BEGIN_DT":"06/13/2018","INSPECTION_END_DT":"06/13/2018","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10.25","SUM_TOTAL_ON_SITE_HOURS":"6","sourceDate":"2018-06-13"},{"SOURCE_ROW_NUMBER":"683260","EVENT_NO":"6639981","INSPECTION_BEGIN_DT":"05/08/2018","INSPECTION_END_DT":"05/08/2018","ACTIVITY_CODE":"E17","ACTIVITY":"Special Emphasis Programs","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2018-05-08"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":7,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2026-Q2":{"hours":1241,"employees":2,"production":0},"2023-Q3":{"hours":911,"employees":2,"production":0},"2019-Q2":{"hours":0,"employees":0,"production":0},"2019-Q1":{"hours":0,"employees":0,"production":0},"2018-Q4":{"hours":0,"employees":0,"production":0},"2018-Q3":{"hours":0,"employees":0,"production":0},"2018-Q2":{"hours":822,"employees":2,"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":3,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2018":{"hours":822,"employees":2,"production":0},"2023":{"hours":911,"employees":2,"production":0},"2026":{"hours":1241,"employees":2,"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":4,"firstDate":"2018-06-13","lastDate":"2023-08-30","metrics":{"ss":0,"amountDue":538,"contested":0,"amountPaid":538,"recentRows":2,"section104d":0,"unterminated":0,"proposedPenalty":538},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"679574","VIOLATION_NO":"9629647","VIOLATION_ISSUE_DT":"08/30/2023","SIG_SUB":"N","PART_SECTION":"56.4201(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"09/05/2023","PROPOSED_PENALTY":"143","AMOUNT_DUE":"143","AMOUNT_PAID":"143","CONTESTED_IND":"N","sourceDate":"2023-08-30"},{"SOURCE_ROW_NUMBER":"679573","VIOLATION_NO":"9629646","VIOLATION_ISSUE_DT":"08/30/2023","SIG_SUB":"N","PART_SECTION":"46.5(b)","CIT_ORD_SAFE":"Order","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"2","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"08/30/2023","PROPOSED_PENALTY":"159","AMOUNT_DUE":"159","AMOUNT_PAID":"159","CONTESTED_IND":"N","sourceDate":"2023-08-30"},{"SOURCE_ROW_NUMBER":"679572","VIOLATION_NO":"9340978","VIOLATION_ISSUE_DT":"06/13/2018","SIG_SUB":"N","PART_SECTION":"56.14100(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/13/2018","PROPOSED_PENALTY":"118","AMOUNT_DUE":"118","AMOUNT_PAID":"118","CONTESTED_IND":"N","sourceDate":"2018-06-13"},{"SOURCE_ROW_NUMBER":"679571","VIOLATION_NO":"9340977","VIOLATION_ISSUE_DT":"06/13/2018","SIG_SUB":"N","PART_SECTION":"56.14100(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"2","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/13/2018","PROPOSED_PENALTY":"118","AMOUNT_DUE":"118","AMOUNT_PAID":"118","CONTESTED_IND":"N","sourceDate":"2018-06-13"}]}],"safety":{"href":"/api/v1/mines/1302471/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1302471/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":"Inspection.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201","part":"56","subchapter":"K","subpart":"C","id":"56.4201","citation":"30 CFR 56.4201","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},{"chapter":"I","heading":"New miner training.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.5","part":"46","subchapter":"H","subpart":"","id":"46.5","citation":"30 CFR 46.5","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER H—EDUCATION AND TRAINING","partHeading":"PART 46—TRAINING AND RETRAINING OF MINERS ENGAGED IN SHELL DREDGING OR EMPLOYED AT SAND, GRAVEL, SURFACE STONE, SURFACE CLAY, COLLOIDAL PHOSPHATE, OR SURFACE LIMESTONE MINES.","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Safety defects; examination, correction and records.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100","part":"56","subchapter":"K","subpart":"M","id":"56.14100","citation":"30 CFR 56.14100","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":2}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"1302471","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}