{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-17T06:17:15.228Z","identity":{"mine_id":"2900018","name":"K B Mine","status":"Abandoned","status_date":"2002-01-14","mine_type":"Surface","coal_metal":"M","commodity":"Copper Ore NEC","state":"NM","county":"Grant","nearest_town":"Hano er","operator_id":"L12399","operator_name":"Southwest Exploration Inc","controller_id":"M09516","controller_name":"Daniel L  Maxwell","district":"M5","office":"Albuquerque NM Field Office","employees":0,"latitude":32.812326,"longitude":-108.106283},"coverage":{"contributingSources":10,"registeredSources":20,"sourceRows":105},"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":"2026-10-17T05:35:58.500035+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":"2900018","name":"K B Mine"},"operator":{"type":"operator","id":"L12399","name":"Southwest Exploration Inc"},"controller":{"type":"controller","id":"M09516","name":"Daniel L  Maxwell"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L11981","name":"Mathis & Mathis Mining Company"},"object":{"type":"mine","id":"2900018","name":"K B Mine"},"validFrom":"1950-01-01","validTo":"1993-02-28","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2900018|L11981|1950-01-01|1993-02-28"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M02115","name":"R W  Mathias et al"},"object":{"type":"mine","id":"2900018","name":"K B Mine"},"validFrom":"1950-01-01","validTo":"1993-03-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2900018|M02115|1950-01-01|1993-03-31"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M02115","name":"R W  Mathias et al"},"object":{"type":"operator","id":"L11981","name":"Mathis & Mathis Mining Company"},"validFrom":"1950-01-01","validTo":"1993-02-28","current":false,"derived":true,"evidenceMineId":"2900018","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2900018|L11981|1950-01-01|M02115|1950-01-01|123764"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M09516","name":"Daniel L  Maxwell"},"object":{"type":"mine","id":"2900018","name":"K B Mine"},"validFrom":"1990-04-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2900018|M09516|1990-04-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L13568","name":"Southwest Silica Flux Company Inc"},"object":{"type":"mine","id":"2900018","name":"K B Mine"},"validFrom":"1993-03-01","validTo":"2002-09-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2900018|L13568|1993-03-01|2002-09-30"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M09516","name":"Daniel L  Maxwell"},"object":{"type":"mine","id":"2900018","name":"K B Mine"},"validFrom":"1993-03-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2900018|M09516|1993-03-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M09516","name":"Daniel L  Maxwell"},"object":{"type":"operator","id":"L13568","name":"Southwest Silica Flux Company Inc"},"validFrom":"1993-03-01","validTo":"2002-09-30","current":false,"derived":true,"evidenceMineId":"2900018","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2900018|L13568|1993-03-01|M09516|1993-03-01|146608"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L12399","name":"Southwest Exploration Inc"},"object":{"type":"mine","id":"2900018","name":"K B Mine"},"validFrom":"2002-10-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2900018|L12399|2002-10-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M09516","name":"Daniel L  Maxwell"},"object":{"type":"operator","id":"L12399","name":"Southwest Exploration Inc"},"validFrom":"2002-10-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"2900018","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2900018|L12399|2002-10-01|M09516|1990-04-01|146605"}}],"coverage":{"historyRecords":3,"edgeCount":9,"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":"2002-01-14","lastDate":"2002-01-14","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":"2000-03-21","lastDate":"2000-03-21","metrics":{"ss":0,"delinquent":1,"recentRows":0,"paidPenalty":55,"proposedPenalty":55,"currentAssessment":55},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"57516","VIOLATION_NO":"7886494","ISSUE_DT":"03/21/2000","CFR_STANDARD_CD":"56.14101(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-03-21"}]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":62,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":1,"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":15,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":1,"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":3,"firstDate":"1950-01-01","lastDate":"2002-10-01","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":2},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":4,"firstDate":"2000-03-21","lastDate":"2001-06-11","metrics":{"inspectors":4,"recentRows":0,"onSiteHours":49,"inspectionHours":88,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"224177","EVENT_NO":"0764509","INSPECTION_BEGIN_DT":"06/11/2001","INSPECTION_END_DT":"06/12/2001","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"26","SUM_TOTAL_ON_SITE_HOURS":"13","sourceDate":"2001-06-11"},{"SOURCE_ROW_NUMBER":"822694","EVENT_NO":"0764296","INSPECTION_BEGIN_DT":"01/16/2001","INSPECTION_END_DT":"01/17/2001","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"20","SUM_TOTAL_ON_SITE_HOURS":"9","sourceDate":"2001-01-16"},{"SOURCE_ROW_NUMBER":"838543","EVENT_NO":"0683589","INSPECTION_BEGIN_DT":"05/04/2000","INSPECTION_END_DT":"05/04/2000","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2000-05-04"},{"SOURCE_ROW_NUMBER":"664986","EVENT_NO":"0683578","INSPECTION_BEGIN_DT":"03/21/2000","INSPECTION_END_DT":"03/22/2000","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"37","SUM_TOTAL_ON_SITE_HOURS":"25","sourceDate":"2000-03-21"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":14,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2002-Q3":{"hours":0,"employees":0,"production":0},"2002-Q1":{"hours":0,"employees":0,"production":0},"2001-Q4":{"hours":4368,"employees":8,"production":0},"2001-Q3":{"hours":3274,"employees":6,"production":0},"2001-Q2":{"hours":3685,"employees":6,"production":0},"2001-Q1":{"hours":3203,"employees":6,"production":0},"2000-Q4":{"hours":3749,"employees":7,"production":0},"2000-Q3":{"hours":4283,"employees":8,"production":0},"2000-Q2":{"hours":3700,"employees":7,"production":0},"2000-Q1":{"hours":4580,"employees":11,"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":3,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":16312,"employees":9,"production":0},"2001":{"hours":14530,"employees":7,"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":"2000-03-21","lastDate":"2000-03-21","metrics":{"ss":0,"amountDue":55,"contested":0,"amountPaid":55,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":55},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1586916","VIOLATION_NO":"7886494","VIOLATION_ISSUE_DT":"03/21/2000","SIG_SUB":"N","PART_SECTION":"56.14101(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/04/2000","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2000-03-21"}]}],"safety":{"href":"/api/v1/mines/2900018/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/2900018/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":"Brakes.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14101","part":"56","subchapter":"K","subpart":"M","id":"56.14101","citation":"30 CFR 56.14101","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":"2900018","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873}}