{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"3901482","name":"Washta Pit","status":"Abandoned","status_date":"2012-08-13","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"SD","county":"Clay","nearest_town":"Vermillion","operator_id":"L07443","operator_name":"Higman Sand & Gravel Inc","controller_id":"M05917","controller_name":"Justin  Higman","district":"M4","office":"Duluth District","employees":0,"latitude":42.575556,"longitude":-95.7175},"coverage":{"contributingSources":8,"registeredSources":20,"sourceRows":81},"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":"3901482","name":"Washta Pit"},"operator":{"type":"operator","id":"L07443","name":"Higman Sand & Gravel Inc"},"controller":{"type":"controller","id":"M05917","name":"Justin  Higman"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M05917","name":"Justin  Higman et al"},"object":{"type":"mine","id":"3901482","name":"Washta Pit"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3901482|M05917|1950-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L07443","name":"Higman Sand & Gravel Inc"},"object":{"type":"mine","id":"3901482","name":"Washta Pit"},"validFrom":"2003-05-12","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3901482|L07443|2003-05-12|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M05917","name":"Justin  Higman et al"},"object":{"type":"operator","id":"L07443","name":"Higman Sand & Gravel Inc"},"validFrom":"2003-05-12","validTo":null,"current":true,"derived":true,"evidenceMineId":"3901482","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3901482|L07443|2003-05-12|M05917|1950-01-01|135738"}}],"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":"2012-08-13","lastDate":"2012-08-13","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":5,"firstDate":"2009-06-16","lastDate":"2012-03-19","metrics":{"ss":3,"delinquent":5,"recentRows":0,"paidPenalty":671,"proposedPenalty":671,"currentAssessment":671},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2168638","VIOLATION_NO":"8667858","ISSUE_DT":"03/19/2012","CFR_STANDARD_CD":"56.9300(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"263.00","CURRENT_ASSESSMENT_AMT":"263.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2012-03-19"},{"SOURCE_ROW_NUMBER":"536286","VIOLATION_NO":"6426343","ISSUE_DT":"03/04/2010","CFR_STANDARD_CD":"50.30(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":"2010-03-04"},{"SOURCE_ROW_NUMBER":"536321","VIOLATION_NO":"6328968","ISSUE_DT":"06/16/2009","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2009-06-16"},{"SOURCE_ROW_NUMBER":"536320","VIOLATION_NO":"6328967","ISSUE_DT":"06/16/2009","CFR_STANDARD_CD":"56.14207","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2009-06-16"},{"SOURCE_ROW_NUMBER":"536319","VIOLATION_NO":"6328966","ISSUE_DT":"06/16/2009","CFR_STANDARD_CD":"56.12005","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"108.00","CURRENT_ASSESSMENT_AMT":"108.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2009-06-16"}]},{"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":"2003-05-12","lastDate":"2003-05-12","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":"2005-06-07","lastDate":"2012-03-19","metrics":{"inspectors":7,"recentRows":0,"onSiteHours":22.5,"inspectionHours":55,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"33172","EVENT_NO":"6576407","INSPECTION_BEGIN_DT":"03/19/2012","INSPECTION_END_DT":"03/20/2012","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10","SUM_TOTAL_ON_SITE_HOURS":"5.5","sourceDate":"2012-03-19"},{"SOURCE_ROW_NUMBER":"661821","EVENT_NO":"1109753","INSPECTION_BEGIN_DT":"03/04/2010","INSPECTION_END_DT":"03/04/2010","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.5","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2010-03-04"},{"SOURCE_ROW_NUMBER":"474623","EVENT_NO":"1109715","INSPECTION_BEGIN_DT":"10/14/2009","INSPECTION_END_DT":"10/14/2009","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10.5","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2009-10-14"},{"SOURCE_ROW_NUMBER":"762811","EVENT_NO":"1109461","INSPECTION_BEGIN_DT":"10/08/2009","INSPECTION_END_DT":"10/08/2009","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3.5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2009-10-08"},{"SOURCE_ROW_NUMBER":"446330","EVENT_NO":"1109782","INSPECTION_BEGIN_DT":"07/22/2009","INSPECTION_END_DT":"07/22/2009","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2009-07-22"},{"SOURCE_ROW_NUMBER":"860313","EVENT_NO":"1109770","INSPECTION_BEGIN_DT":"06/16/2009","INSPECTION_END_DT":"06/17/2009","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"20.5","SUM_TOTAL_ON_SITE_HOURS":"9","sourceDate":"2009-06-16"},{"SOURCE_ROW_NUMBER":"304644","EVENT_NO":"1081183","INSPECTION_BEGIN_DT":"06/07/2005","INSPECTION_END_DT":"06/07/2005","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2005-06-07"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":48,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2012-Q3":{"hours":748,"employees":10,"production":0},"2012-Q2":{"hours":3851,"employees":12,"production":0},"2012-Q1":{"hours":10,"employees":1,"production":0},"2011-Q4":{"hours":1697,"employees":9,"production":0},"2011-Q3":{"hours":1434,"employees":8,"production":0},"2010-Q2":{"hours":415,"employees":9,"production":0},"2010-Q1":{"hours":440,"employees":3,"production":0},"2009-Q4":{"hours":440,"employees":3,"production":0},"2009-Q3":{"hours":1560,"employees":4,"production":0},"2009-Q2":{"hours":480,"employees":2,"production":0},"2009-Q1":{"hours":0,"employees":0,"production":0},"2008-Q4":{"hours":0,"employees":0,"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":12,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2003":{"hours":2135,"employees":2,"production":0},"2004":{"hours":360,"employees":1,"production":0},"2005":{"hours":3075,"employees":2,"production":0},"2009":{"hours":2480,"employees":3,"production":0},"2010":{"hours":855,"employees":6,"production":0},"2011":{"hours":3131,"employees":9,"production":0},"2012":{"hours":4609,"employees":10,"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":6,"firstDate":"2009-06-16","lastDate":"2012-03-19","metrics":{"ss":3,"amountDue":671,"contested":0,"amountPaid":671,"recentRows":0,"section104d":0,"unterminated":1,"proposedPenalty":671},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2040880","VIOLATION_NO":"8667858","VIOLATION_ISSUE_DT":"03/19/2012","SIG_SUB":"Y","PART_SECTION":"56.9300(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/19/2012","PROPOSED_PENALTY":"263","AMOUNT_DUE":"263","AMOUNT_PAID":"263","CONTESTED_IND":"N","sourceDate":"2012-03-19"},{"SOURCE_ROW_NUMBER":"2040879","VIOLATION_NO":"6426343","VIOLATION_ISSUE_DT":"03/04/2010","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/22/2010","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2010-03-04"},{"SOURCE_ROW_NUMBER":"2040884","VIOLATION_NO":"6328993","VIOLATION_ISSUE_DT":"07/22/2009","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Order","NO_AFFECTED":"0","TERMINATION_DT":"10/14/2009","CONTESTED_IND":"N","sourceDate":"2009-07-22"},{"SOURCE_ROW_NUMBER":"2040883","VIOLATION_NO":"6328968","VIOLATION_ISSUE_DT":"06/16/2009","SIG_SUB":"Y","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2009-06-16"},{"SOURCE_ROW_NUMBER":"2040882","VIOLATION_NO":"6328967","VIOLATION_ISSUE_DT":"06/16/2009","SIG_SUB":"N","PART_SECTION":"56.14207","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/16/2009","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2009-06-16"},{"SOURCE_ROW_NUMBER":"2040881","VIOLATION_NO":"6328966","VIOLATION_ISSUE_DT":"06/16/2009","SIG_SUB":"Y","PART_SECTION":"56.12005","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"06/17/2009","PROPOSED_PENALTY":"108","AMOUNT_DUE":"108","AMOUNT_PAID":"108","CONTESTED_IND":"N","sourceDate":"2009-06-16"}]}],"safety":{"href":"/api/v1/mines/3901482/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/3901482/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":"Berms or guardrails.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9300","part":"56","subchapter":"K","subpart":"H","id":"56.9300","citation":"30 CFR 56.9300","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":"Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30","part":"50","subchapter":"I","subpart":"D","id":"50.30","citation":"30 CFR 50.30","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER I—ACCIDENTS, INJURIES, ILLNESSES, EMPLOYMENT, AND PRODUCTION IN MINES","partHeading":"PART 50—NOTIFICATION, INVESTIGATION, REPORTS AND RECORDS OF ACCIDENTS, INJURIES, ILLNESSES, EMPLOYMENT, AND COAL PRODUCTION IN MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"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":"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},{"chapter":"I","heading":"Protection of power conductors from mobile equipment.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12005","part":"56","subchapter":"K","subpart":"K","id":"56.12005","citation":"30 CFR 56.12005","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":"3901482","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}