{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"3503577","name":"Marple Gravel","status":"Abandoned","status_date":"2003-07-20","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Stone NEC","state":"OR","county":"Lane","nearest_town":"Creswell","operator_id":"0051345","operator_name":"Nathan Marple Excavation","controller_id":"0041841","controller_name":"Nathan  Marple","district":"M7","office":"Albany OR Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":9,"registeredSources":20,"sourceRows":24},"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":"3503577","name":"Marple Gravel"},"operator":{"type":"operator","id":"0051345","name":"Nathan Marple Excavation"},"controller":{"type":"controller","id":"0041841","name":"Nathan  Marple"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0051345","name":"Nathan Marple Excavation"},"object":{"type":"mine","id":"3503577","name":"Marple Gravel"},"validFrom":"2003-05-19","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3503577|0051345|2003-05-19|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041841","name":"Nathan  Marple"},"object":{"type":"mine","id":"3503577","name":"Marple Gravel"},"validFrom":"2003-05-19","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3503577|0041841|2003-05-19|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041841","name":"Nathan  Marple"},"object":{"type":"operator","id":"0051345","name":"Nathan Marple Excavation"},"validFrom":"2003-05-19","validTo":null,"current":true,"derived":true,"evidenceMineId":"3503577","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3503577|0051345|2003-05-19|0041841|2003-05-19|3149"}}],"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":"2003-07-20","lastDate":"2003-07-20","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":"2003-05-19","lastDate":"2003-05-19","metrics":{"ss":0,"delinquent":5,"recentRows":0,"paidPenalty":300,"proposedPenalty":300,"currentAssessment":300},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"544212","VIOLATION_NO":"6338733","ISSUE_DT":"05/19/2003","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-05-19"},{"SOURCE_ROW_NUMBER":"544211","VIOLATION_NO":"6338732","ISSUE_DT":"05/19/2003","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-05-19"},{"SOURCE_ROW_NUMBER":"544210","VIOLATION_NO":"6338731","ISSUE_DT":"05/19/2003","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-05-19"},{"SOURCE_ROW_NUMBER":"544209","VIOLATION_NO":"6338730","ISSUE_DT":"05/19/2003","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-05-19"},{"SOURCE_ROW_NUMBER":"544208","VIOLATION_NO":"6338729","ISSUE_DT":"05/19/2003","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-05-19"}]},{"id":"msha-conferences","name":"Conferences","domains":["compliance","legal"],"products":["conference history","post-issuance changes","citation lifecycle"],"rowCount":5,"firstDate":"2003-06-05","lastDate":"2003-06-05","metrics":{"linkedIssuances":5},"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":"2003-05-19","lastDate":"2003-05-19","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":3,"firstDate":"2003-05-19","lastDate":"2003-08-14","metrics":{"inspectors":4,"recentRows":0,"onSiteHours":15,"inspectionHours":27,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"360049","EVENT_NO":"1114864","INSPECTION_BEGIN_DT":"08/14/2003","INSPECTION_END_DT":"08/14/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"6","sourceDate":"2003-08-14"},{"SOURCE_ROW_NUMBER":"580701","EVENT_NO":"1114847","INSPECTION_BEGIN_DT":"05/30/2003","INSPECTION_END_DT":"05/30/2003","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2003-05-30"},{"SOURCE_ROW_NUMBER":"829001","EVENT_NO":"1114843","INSPECTION_BEGIN_DT":"05/19/2003","INSPECTION_END_DT":"05/22/2003","ACTIVITY_CODE":"13","ACTIVITY":"HAZARD COMPLAINT INSPECTION","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"13","SUM_TOTAL_ON_SITE_HOURS":"7","sourceDate":"2003-05-19"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":2,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2003-Q2":{"hours":32,"employees":1,"production":0},"2003-Q1":{"hours":24,"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":{"2003":{"hours":56,"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":5,"firstDate":"2003-05-19","lastDate":"2003-05-19","metrics":{"ss":0,"amountDue":300,"contested":0,"amountPaid":300,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":300},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1833304","VIOLATION_NO":"6338733","VIOLATION_ISSUE_DT":"05/19/2003","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/30/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-05-19"},{"SOURCE_ROW_NUMBER":"1833303","VIOLATION_NO":"6338732","VIOLATION_ISSUE_DT":"05/19/2003","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/30/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-05-19"},{"SOURCE_ROW_NUMBER":"1833302","VIOLATION_NO":"6338731","VIOLATION_ISSUE_DT":"05/19/2003","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/30/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-05-19"},{"SOURCE_ROW_NUMBER":"1833301","VIOLATION_NO":"6338730","VIOLATION_ISSUE_DT":"05/19/2003","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/30/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-05-19"},{"SOURCE_ROW_NUMBER":"1833300","VIOLATION_NO":"6338729","VIOLATION_ISSUE_DT":"05/19/2003","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/30/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-05-19"}]}],"safety":{"href":"/api/v1/mines/3503577/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/3503577/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":"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":5}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"3503577","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}