{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"3609570","name":"LaFrance Quarry","status":"Abandoned","status_date":"2014-01-17","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Slate","state":"PA","county":"Bradford","nearest_town":"Wyalusing","operator_id":"L18047","operator_name":"Preston & Preston Inc.","controller_id":"M11483","controller_name":"John E  Preston","district":"M2","office":"Geneva NY Field Office","employees":0,"latitude":41.686944,"longitude":-76.214722},"coverage":{"contributingSources":10,"registeredSources":20,"sourceRows":71},"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":"3609570","name":"LaFrance Quarry"},"operator":{"type":"operator","id":"L18047","name":"Preston & Preston Inc."},"controller":{"type":"controller","id":"M11483","name":"John E  Preston"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M11483","name":"John E  Preston"},"object":{"type":"mine","id":"3609570","name":"LaFrance Quarry"},"validFrom":"1997-04-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3609570|M11483|1997-04-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L18047","name":"Preston & Preston Inc."},"object":{"type":"mine","id":"3609570","name":"LaFrance Quarry"},"validFrom":"2007-10-19","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3609570|L18047|2007-10-19|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M11483","name":"John E  Preston"},"object":{"type":"operator","id":"L18047","name":"Preston & Preston Inc."},"validFrom":"2007-10-19","validTo":null,"current":true,"derived":true,"evidenceMineId":"3609570","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3609570|L18047|2007-10-19|M11483|1997-04-01|151546"}}],"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":"2014-01-17","lastDate":"2014-01-17","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":"2009-02-25","lastDate":"2010-10-18","metrics":{"ss":0,"delinquent":4,"recentRows":0,"paidPenalty":212,"proposedPenalty":424,"currentAssessment":424},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"236123","VIOLATION_NO":"8582212","ISSUE_DT":"10/18/2010","CFR_STANDARD_CD":"56.1000","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2010-10-18"},{"SOURCE_ROW_NUMBER":"228369","VIOLATION_NO":"6539016","ISSUE_DT":"09/08/2009","CFR_STANDARD_CD":"50.30(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"112.00","CURRENT_ASSESSMENT_AMT":"112.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2009-09-08"},{"SOURCE_ROW_NUMBER":"228368","VIOLATION_NO":"6539014","ISSUE_DT":"09/08/2009","CFR_STANDARD_CD":"50.30(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"112.00","CURRENT_ASSESSMENT_AMT":"112.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2009-09-08"},{"SOURCE_ROW_NUMBER":"228283","VIOLATION_NO":"6532528","ISSUE_DT":"02/25/2009","CFR_STANDARD_CD":"56.4200(a)(1)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2009-02-25"}]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":7,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":2,"notMineAttributable":1},"periods":{},"recentRecords":[]},{"id":"msha-contractor-production-yearly","name":"Contractor Employment and Production — Yearly","domains":["contractors","production","safety"],"products":["long-run contractor trend","annual denominator reconciliation"],"rowCount":3,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":2,"notMineAttributable":1},"periods":{},"recentRecords":[]},{"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":"2007-10-19","lastDate":"2007-10-19","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":6,"firstDate":"2008-04-15","lastDate":"2010-10-06","metrics":{"inspectors":6,"recentRows":0,"onSiteHours":10,"inspectionHours":26,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"111211","EVENT_NO":"0910520","INSPECTION_BEGIN_DT":"10/06/2010","INSPECTION_END_DT":"10/18/2010","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3.5","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2010-10-06"},{"SOURCE_ROW_NUMBER":"386841","EVENT_NO":"0910838","INSPECTION_BEGIN_DT":"02/01/2010","INSPECTION_END_DT":"02/01/2010","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5.5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2010-02-01"},{"SOURCE_ROW_NUMBER":"599857","EVENT_NO":"0906767","INSPECTION_BEGIN_DT":"09/08/2009","INSPECTION_END_DT":"09/08/2009","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2009-09-08"},{"SOURCE_ROW_NUMBER":"11442","EVENT_NO":"0906705","INSPECTION_BEGIN_DT":"02/25/2009","INSPECTION_END_DT":"02/25/2009","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5.75","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2009-02-25"},{"SOURCE_ROW_NUMBER":"164136","EVENT_NO":"0900420","INSPECTION_BEGIN_DT":"07/16/2008","INSPECTION_END_DT":"07/22/2008","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"3.5","sourceDate":"2008-07-16"},{"SOURCE_ROW_NUMBER":"731321","EVENT_NO":"0900367","INSPECTION_BEGIN_DT":"04/15/2008","INSPECTION_END_DT":"05/14/2008","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3.25","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2008-04-15"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":32,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2015-Q3":{"hours":160,"employees":2,"production":0},"2015-Q2":{"hours":81,"employees":2,"production":0},"2015-Q1":{"hours":1,"employees":1,"production":0},"2014-Q4":{"hours":40,"employees":2,"production":0},"2014-Q1":{"hours":0,"employees":0,"production":0},"2013-Q4":{"hours":1,"employees":1,"production":0},"2013-Q3":{"hours":44,"employees":1,"production":0},"2013-Q2":{"hours":1,"employees":1,"production":0},"2013-Q1":{"hours":1,"employees":1,"production":0},"2012-Q4":{"hours":1,"employees":1,"production":0},"2012-Q3":{"hours":1,"employees":1,"production":0},"2012-Q2":{"hours":1,"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":10,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2008":{"hours":80,"employees":2,"production":0},"2009":{"hours":63,"employees":2,"production":0},"2010":{"hours":1,"employees":1,"production":0},"2011":{"hours":4,"employees":1,"production":0},"2012":{"hours":4,"employees":1,"production":0},"2013":{"hours":47,"employees":1,"production":0},"2014":{"hours":40,"employees":2,"production":0},"2015":{"hours":242,"employees":3,"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":"2009-02-25","lastDate":"2010-10-18","metrics":{"ss":0,"amountDue":424,"contested":0,"amountPaid":212,"recentRows":0,"section104d":0,"unterminated":2,"proposedPenalty":424},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1991824","VIOLATION_NO":"8582212","VIOLATION_ISSUE_DT":"10/18/2010","SIG_SUB":"N","PART_SECTION":"56.1000","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"10/18/2010","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2010-10-18"},{"SOURCE_ROW_NUMBER":"1991823","VIOLATION_NO":"6539054","VIOLATION_ISSUE_DT":"10/05/2009","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Order","NO_AFFECTED":"0","TERMINATION_DT":"06/18/2010","CONTESTED_IND":"N","sourceDate":"2009-10-05"},{"SOURCE_ROW_NUMBER":"1991822","VIOLATION_NO":"6539053","VIOLATION_ISSUE_DT":"10/05/2009","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Order","NO_AFFECTED":"0","TERMINATION_DT":"05/17/2010","CONTESTED_IND":"N","sourceDate":"2009-10-05"},{"SOURCE_ROW_NUMBER":"1991821","VIOLATION_NO":"6539016","VIOLATION_ISSUE_DT":"09/08/2009","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"HighNegligence","PROPOSED_PENALTY":"112","AMOUNT_DUE":"112","AMOUNT_PAID":"112","CONTESTED_IND":"N","sourceDate":"2009-09-08"},{"SOURCE_ROW_NUMBER":"1991820","VIOLATION_NO":"6539014","VIOLATION_ISSUE_DT":"09/08/2009","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"HighNegligence","PROPOSED_PENALTY":"112","AMOUNT_DUE":"112","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2009-09-08"},{"SOURCE_ROW_NUMBER":"1991819","VIOLATION_NO":"6532528","VIOLATION_ISSUE_DT":"02/25/2009","SIG_SUB":"N","PART_SECTION":"56.4200(a)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/25/2009","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2009-02-25"}]}],"safety":{"href":"/api/v1/mines/3609570/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/3609570/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},{"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":4},{"chapter":"I","heading":"General requirements.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4200","part":"56","subchapter":"K","subpart":"C","id":"56.4200","citation":"30 CFR 56.4200","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":"3609570","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}