{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4703907","name":"Rental Unit","status":"Abandoned","status_date":"2023-02-01","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Limestone NEC","state":"WI","county":"Fond Du Lac","nearest_town":"Ripon, WI","operator_id":"0129554","operator_name":"Quality Aggregate, LLC.","controller_id":"0110205","controller_name":"Jerome  Trapp","district":"M4","office":"Peru IL Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":8,"registeredSources":20,"sourceRows":17},"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":"4703907","name":"Rental Unit"},"operator":{"type":"operator","id":"0129554","name":"Quality Aggregate, LLC."},"controller":{"type":"controller","id":"0110205","name":"Jerome  Trapp"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0110205","name":"Jerome  Trapp"},"object":{"type":"mine","id":"4703907","name":"Rental Unit"},"validFrom":"2013-05-08","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4703907|0110205|2013-05-08|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0129554","name":"Quality Aggregate LLC"},"object":{"type":"mine","id":"4703907","name":"Rental Unit"},"validFrom":"2021-08-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4703907|0129554|2021-08-05|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0110205","name":"Jerome  Trapp"},"object":{"type":"operator","id":"0129554","name":"Quality Aggregate LLC"},"validFrom":"2021-08-05","validTo":null,"current":true,"derived":true,"evidenceMineId":"4703907","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4703907|0129554|2021-08-05|0110205|2013-05-08|20147"}}],"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":"2023-02-01","lastDate":"2023-02-01","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":"2022-08-02","lastDate":"2022-08-02","metrics":{"ss":0,"delinquent":1,"recentRows":1,"paidPenalty":133,"proposedPenalty":133,"currentAssessment":133},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2696949","VIOLATION_NO":"9621748","ISSUE_DT":"08/02/2022","CFR_STANDARD_CD":"56.1000","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"133.00","CURRENT_ASSESSMENT_AMT":"133.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2022-08-02"}]},{"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":"2021-08-05","lastDate":"2021-08-05","metrics":{"recentRows":1,"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":3,"firstDate":"2021-09-21","lastDate":"2022-08-01","metrics":{"inspectors":3,"recentRows":3,"onSiteHours":4.25,"inspectionHours":19.75,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"31870","EVENT_NO":"6905394","INSPECTION_BEGIN_DT":"08/01/2022","INSPECTION_END_DT":"08/02/2022","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8.25","SUM_TOTAL_ON_SITE_HOURS":"1.75","sourceDate":"2022-08-01"},{"SOURCE_ROW_NUMBER":"231560","EVENT_NO":"6839982","INSPECTION_BEGIN_DT":"10/19/2021","INSPECTION_END_DT":"10/19/2021","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3.5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2021-10-19"},{"SOURCE_ROW_NUMBER":"290795","EVENT_NO":"6905302","INSPECTION_BEGIN_DT":"09/21/2021","INSPECTION_END_DT":"09/22/2021","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2021-09-21"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":8,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2023-Q1":{"hours":0,"employees":0,"production":0},"2022-Q3":{"hours":0,"employees":0,"production":0},"2022-Q2":{"hours":0,"employees":0,"production":0},"2021-Q3":{"hours":8,"employees":1,"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":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2021":{"hours":8,"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":"2022-08-02","lastDate":"2022-08-02","metrics":{"ss":0,"amountDue":133,"contested":0,"amountPaid":133,"recentRows":1,"section104d":0,"unterminated":0,"proposedPenalty":133},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"3034329","VIOLATION_NO":"9621748","VIOLATION_ISSUE_DT":"08/02/2022","SIG_SUB":"N","PART_SECTION":"56.1000","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"08/02/2022","PROPOSED_PENALTY":"133","AMOUNT_DUE":"133","AMOUNT_PAID":"133","CONTESTED_IND":"N","sourceDate":"2022-08-02"}]}],"safety":{"href":"/api/v1/mines/4703907/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4703907/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":"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":"4703907","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}