{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"1701142","name":"cr237 1987 read screen","status":"Intermittent","status_date":"2024-12-18","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"ME","county":"Hancock","nearest_town":"Hancock","operator_id":"L06327","operator_name":"Harold MacQuinn Inc","controller_id":"M05045","controller_name":"Ronald Paul  MacQuinn Jr","district":"M2","office":"Portsmouth NH Field Office","employees":1,"latitude":44.523611,"longitude":-68.362222},"coverage":{"contributingSources":8,"registeredSources":20,"sourceRows":21},"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":"1701142","name":"cr237 1987 read screen"},"operator":{"type":"operator","id":"L06327","name":"Harold MacQuinn Inc"},"controller":{"type":"controller","id":"M05045","name":"Ronald Paul  MacQuinn Jr"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M05045","name":"Ronald Paul  MacQuinn Jr"},"object":{"type":"mine","id":"1701142","name":"cr237 1987 read screen"},"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":"1701142|M05045|1950-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L06327","name":"Harold MacQuinn Inc"},"object":{"type":"mine","id":"1701142","name":"cr237 1987 read screen"},"validFrom":"2025-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1701142|L06327|2025-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M05045","name":"Ronald Paul  MacQuinn Jr"},"object":{"type":"operator","id":"L06327","name":"Harold MacQuinn Inc"},"validFrom":"2025-01-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"1701142","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1701142|L06327|2025-01-01|M05045|1950-01-01|133550"}}],"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":"2024-12-18","lastDate":"2024-12-18","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":"2025-07-24","lastDate":"2025-07-24","metrics":{"ss":1,"delinquent":0,"recentRows":1,"paidPenalty":151,"proposedPenalty":151,"currentAssessment":151},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"3007789","VIOLATION_NO":"5072858","ISSUE_DT":"07/24/2025","CFR_STANDARD_CD":"56.11002","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-07-24"}]},{"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":"2025-01-01","lastDate":"2025-01-01","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":2,"firstDate":"2025-07-24","lastDate":"2026-07-30","metrics":{"inspectors":2,"recentRows":2,"onSiteHours":4,"inspectionHours":8.5,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1023246","EVENT_NO":"F03EEF9","INSPECTION_BEGIN_DT":"07/30/2026","INSPECTION_END_DT":"07/30/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2026-07-30"},{"SOURCE_ROW_NUMBER":"794604","EVENT_NO":"F02664E","INSPECTION_BEGIN_DT":"07/24/2025","INSPECTION_END_DT":"07/24/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6.5","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2025-07-24"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":10,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2026-Q2":{"hours":127,"employees":2,"production":0},"2026-Q1":{"hours":49,"employees":2,"production":0},"2025-Q4":{"hours":226,"employees":3,"production":0},"2025-Q3":{"hours":227,"employees":2,"production":0},"2025-Q2":{"hours":221,"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":4,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2025":{"hours":674,"employees":2,"production":0},"2026":{"hours":176,"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":1,"firstDate":"2025-07-24","lastDate":"2025-07-24","metrics":{"ss":1,"amountDue":151,"contested":0,"amountPaid":151,"recentRows":1,"section104d":0,"unterminated":0,"proposedPenalty":151},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1246005","VIOLATION_NO":"5072858","VIOLATION_ISSUE_DT":"07/24/2025","SIG_SUB":"Y","PART_SECTION":"56.11002","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/24/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-07-24"}]}],"safety":{"href":"/api/v1/mines/1701142/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1701142/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":"Handrails and toeboards.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11002","part":"56","subchapter":"K","subpart":"J","id":"56.11002","citation":"30 CFR 56.11002","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":"1701142","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}