{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"2103525","name":"PEI Crusher","status":"Abandoned","status_date":"2012-03-26","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"MN","county":"Douglas","nearest_town":"Alexandria","operator_id":"0070505","operator_name":"Lee's Construction Inc","controller_id":"0059113","controller_name":"Henry L  Sarugling","district":"M4","office":"Duluth District","employees":0,"latitude":45.885833,"longitude":-95.366666},"coverage":{"contributingSources":9,"registeredSources":20,"sourceRows":79},"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":"2103525","name":"PEI Crusher"},"operator":{"type":"operator","id":"0070505","name":"Lee's Construction Inc"},"controller":{"type":"controller","id":"0059113","name":"Henry L  Sarugling"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0070505","name":"Lee's Construction Inc"},"object":{"type":"mine","id":"2103525","name":"PEI Crusher"},"validFrom":"2006-04-19","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2103525|0070505|2006-04-19|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0059113","name":"Henry L  Sarugling"},"object":{"type":"mine","id":"2103525","name":"PEI Crusher"},"validFrom":"2006-04-19","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2103525|0059113|2006-04-19|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0059113","name":"Henry L  Sarugling"},"object":{"type":"operator","id":"0070505","name":"Lee's Construction Inc"},"validFrom":"2006-04-19","validTo":null,"current":true,"derived":true,"evidenceMineId":"2103525","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2103525|0070505|2006-04-19|0059113|2006-04-19|7859"}}],"coverage":{"historyRecords":1,"edgeCount":3,"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":"2012-03-26","lastDate":"2012-03-26","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":7,"firstDate":"2006-11-08","lastDate":"2010-10-06","metrics":{"ss":2,"delinquent":7,"recentRows":0,"paidPenalty":668,"proposedPenalty":668,"currentAssessment":668},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2065740","VIOLATION_NO":"6553021","ISSUE_DT":"10/06/2010","CFR_STANDARD_CD":"56.15002","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2010-10-06"},{"SOURCE_ROW_NUMBER":"2063886","VIOLATION_NO":"6492799","ISSUE_DT":"07/21/2010","CFR_STANDARD_CD":"56.14132(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2010-07-21"},{"SOURCE_ROW_NUMBER":"2063885","VIOLATION_NO":"6492798","ISSUE_DT":"07/21/2010","CFR_STANDARD_CD":"56.14132(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2010-07-21"},{"SOURCE_ROW_NUMBER":"2063884","VIOLATION_NO":"6492797","ISSUE_DT":"07/21/2010","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"108.00","CURRENT_ASSESSMENT_AMT":"108.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2010-07-21"},{"SOURCE_ROW_NUMBER":"2063883","VIOLATION_NO":"6492796","ISSUE_DT":"07/21/2010","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2010-07-21"},{"SOURCE_ROW_NUMBER":"2063882","VIOLATION_NO":"6492795","ISSUE_DT":"07/21/2010","CFR_STANDARD_CD":"56.11012","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2010-07-21"},{"SOURCE_ROW_NUMBER":"352511","VIOLATION_NO":"6192820","ISSUE_DT":"11/08/2006","CFR_STANDARD_CD":"56.1000","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-11-08"}]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":1,"firstDate":"2006-04-19","lastDate":"2006-04-19","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":0},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":7,"firstDate":"2006-05-04","lastDate":"2010-10-06","metrics":{"inspectors":7,"recentRows":0,"onSiteHours":25.75,"inspectionHours":52.75,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"438219","EVENT_NO":"6513522","INSPECTION_BEGIN_DT":"10/06/2010","INSPECTION_END_DT":"10/06/2010","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6.75","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2010-10-06"},{"SOURCE_ROW_NUMBER":"133309","EVENT_NO":"6512771","INSPECTION_BEGIN_DT":"07/21/2010","INSPECTION_END_DT":"07/22/2010","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"12","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2010-07-21"},{"SOURCE_ROW_NUMBER":"128427","EVENT_NO":"1006153","INSPECTION_BEGIN_DT":"10/07/2008","INSPECTION_END_DT":"10/08/2008","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"15.25","SUM_TOTAL_ON_SITE_HOURS":"11.25","sourceDate":"2008-10-07"},{"SOURCE_ROW_NUMBER":"517981","EVENT_NO":"1006486","INSPECTION_BEGIN_DT":"08/07/2008","INSPECTION_END_DT":"08/07/2008","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2008-08-07"},{"SOURCE_ROW_NUMBER":"53377","EVENT_NO":"1005717","INSPECTION_BEGIN_DT":"11/20/2007","INSPECTION_END_DT":"11/20/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2007-11-20"},{"SOURCE_ROW_NUMBER":"284572","EVENT_NO":"0991541","INSPECTION_BEGIN_DT":"11/08/2006","INSPECTION_END_DT":"11/08/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.75","SUM_TOTAL_ON_SITE_HOURS":"3.5","sourceDate":"2006-11-08"},{"SOURCE_ROW_NUMBER":"227801","EVENT_NO":"0990905","INSPECTION_BEGIN_DT":"05/04/2006","INSPECTION_END_DT":"05/04/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.5","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2006-05-04"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":42,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2011-Q2":{"hours":0,"employees":0,"production":0},"2011-Q1":{"hours":1,"employees":1,"production":0},"2010-Q4":{"hours":985,"employees":5,"production":0},"2010-Q3":{"hours":1575,"employees":4,"production":0},"2010-Q2":{"hours":837,"employees":4,"production":0},"2010-Q1":{"hours":1,"employees":1,"production":0},"2009-Q4":{"hours":929,"employees":4,"production":0},"2009-Q3":{"hours":1239,"employees":5,"production":0},"2009-Q2":{"hours":1261,"employees":4,"production":0},"2009-Q1":{"hours":1,"employees":1,"production":0},"2008-Q4":{"hours":1026,"employees":4,"production":0},"2008-Q3":{"hours":511,"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":11,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2006":{"hours":1084,"employees":5,"production":0},"2007":{"hours":1013,"employees":3,"production":0},"2008":{"hours":1932,"employees":3,"production":0},"2009":{"hours":3430,"employees":4,"production":0},"2010":{"hours":3398,"employees":4,"production":0},"2011":{"hours":1,"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-personal-health-samples","name":"Metal and Nonmetal Personal Health Samples","domains":["health","safety"],"products":["personal exposure trend","occupation patterns","analyte coverage"],"rowCount":2,"firstDate":"2008-10-08","lastDate":"2008-10-08","metrics":{"recentRows":0,"actionTaken":2,"maxExposureRatio":0.14,"overExposureLimit":0,"exposureRatioTotal":0.14},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"90452","EVENT_NO":"1006153","SAMPLE_NO":"000000200808467000","SAMPLE_DATE":"10/08/2008","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2008-10-08"},{"SOURCE_ROW_NUMBER":"90451","EVENT_NO":"1006153","SAMPLE_NO":"000000200808466900","SAMPLE_DATE":"10/08/2008","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.12","EXPOSURE_LIMIT":"0000.85","C_OVER_E":"00.14","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2008-10-08"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":7,"firstDate":"2006-11-08","lastDate":"2010-10-06","metrics":{"ss":2,"amountDue":668,"contested":0,"amountPaid":668,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":668},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1380305","VIOLATION_NO":"6553021","VIOLATION_ISSUE_DT":"10/06/2010","SIG_SUB":"Y","PART_SECTION":"56.15002","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"10/06/2010","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2010-10-06"},{"SOURCE_ROW_NUMBER":"1380304","VIOLATION_NO":"6492799","VIOLATION_ISSUE_DT":"07/21/2010","SIG_SUB":"N","PART_SECTION":"56.14132(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"07/22/2010","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2010-07-21"},{"SOURCE_ROW_NUMBER":"1380303","VIOLATION_NO":"6492798","VIOLATION_ISSUE_DT":"07/21/2010","SIG_SUB":"N","PART_SECTION":"56.14132(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"07/21/2010","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2010-07-21"},{"SOURCE_ROW_NUMBER":"1380302","VIOLATION_NO":"6492797","VIOLATION_ISSUE_DT":"07/21/2010","SIG_SUB":"Y","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/22/2010","PROPOSED_PENALTY":"108","AMOUNT_DUE":"108","AMOUNT_PAID":"108","CONTESTED_IND":"N","sourceDate":"2010-07-21"},{"SOURCE_ROW_NUMBER":"1380301","VIOLATION_NO":"6492796","VIOLATION_ISSUE_DT":"07/21/2010","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/22/2010","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2010-07-21"},{"SOURCE_ROW_NUMBER":"1380300","VIOLATION_NO":"6492795","VIOLATION_ISSUE_DT":"07/21/2010","SIG_SUB":"N","PART_SECTION":"56.11012","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/22/2010","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2010-07-21"},{"SOURCE_ROW_NUMBER":"1380306","VIOLATION_NO":"6192820","VIOLATION_ISSUE_DT":"11/08/2006","SIG_SUB":"N","PART_SECTION":"56.1000","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/08/2006","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2006-11-08"}]}],"safety":{"href":"/api/v1/mines/2103525/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/2103525/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":"Hard hats.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-N/section-56.15002","part":"56","subchapter":"K","subpart":"N","id":"56.15002","citation":"30 CFR 56.15002","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":"Horns and backup alarms.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14132","part":"56","subchapter":"K","subpart":"M","id":"56.14132","citation":"30 CFR 56.14132","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},{"chapter":"I","heading":"Moving machine parts.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107","part":"56","subchapter":"K","subpart":"M","id":"56.14107","citation":"30 CFR 56.14107","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},{"chapter":"I","heading":"Protection for openings around travelways.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11012","part":"56","subchapter":"K","subpart":"J","id":"56.11012","citation":"30 CFR 56.11012","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":"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":"2103525","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}