{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4105403","name":"Hereford Pit","status":"Abandoned","status_date":"2020-08-20","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"TX","county":"Deaf Smith","nearest_town":"Hereford","operator_id":"0153793","operator_name":"D C Caliche, LLC","controller_id":"0148521","controller_name":"Charlie  Bezona; Heath  Reinert","district":"M5","office":"Albuquerque NM Field Office","employees":0,"latitude":34.76781,"longitude":-102.512464},"coverage":{"contributingSources":8,"registeredSources":20,"sourceRows":33},"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":"4105403","name":"Hereford Pit"},"operator":{"type":"operator","id":"0153793","name":"D C Caliche, LLC"},"controller":{"type":"controller","id":"0148521","name":"Charlie  Bezona; Heath  Reinert"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0136781","name":"Andrea  Reinert et al"},"object":{"type":"mine","id":"4105403","name":"Hereford Pit"},"validFrom":"2017-10-07","validTo":"2018-12-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105403|0136781|2017-10-07|2018-12-31"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0153793","name":"D C Caliche, LLC"},"object":{"type":"mine","id":"4105403","name":"Hereford Pit"},"validFrom":"2018-12-17","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105403|0153793|2018-12-17|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0136781","name":"Andrea  Reinert et al"},"object":{"type":"operator","id":"0153793","name":"D C Caliche, LLC"},"validFrom":"2018-12-17","validTo":"2018-12-31","current":false,"derived":true,"evidenceMineId":"4105403","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105403|0153793|2018-12-17|0136781|2017-10-07|27564"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0136781","name":"Heath  Reinert et al"},"object":{"type":"operator","id":"0153793","name":"D C Caliche, LLC"},"validFrom":"2018-12-17","validTo":"2018-12-31","current":false,"derived":true,"evidenceMineId":"4105403","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105403|0153793|2018-12-17|0136781|2017-10-07|27565"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0148521","name":"Heath  Reinert et al"},"object":{"type":"mine","id":"4105403","name":"Hereford Pit"},"validFrom":"2019-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105403|0148521|2019-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0148521","name":"Heath  Reinert et al"},"object":{"type":"operator","id":"0153793","name":"D C Caliche, LLC"},"validFrom":"2019-01-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"4105403","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105403|0153793|2018-12-17|0148521|2019-01-01|30398"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0148521","name":"Charlie  Bezona et al"},"object":{"type":"operator","id":"0153793","name":"D C Caliche, LLC"},"validFrom":"2019-01-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"4105403","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105403|0153793|2018-12-17|0148521|2019-01-01|30399"}}],"coverage":{"historyRecords":4,"edgeCount":7,"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":"2020-08-20","lastDate":"2020-08-20","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":"2019-06-13","lastDate":"2020-08-11","metrics":{"ss":1,"delinquent":4,"recentRows":0,"paidPenalty":497,"proposedPenalty":497,"currentAssessment":497},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2657540","VIOLATION_NO":"9512600","ISSUE_DT":"08/11/2020","CFR_STANDARD_CD":"56.1000","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"123.00","CURRENT_ASSESSMENT_AMT":"123.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2020-08-11"},{"SOURCE_ROW_NUMBER":"2544852","VIOLATION_NO":"9405213","ISSUE_DT":"06/13/2019","CFR_STANDARD_CD":"56.9300(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"132.00","CURRENT_ASSESSMENT_AMT":"132.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2019-06-13"},{"SOURCE_ROW_NUMBER":"2544851","VIOLATION_NO":"9405212","ISSUE_DT":"06/13/2019","CFR_STANDARD_CD":"56.4201(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"121.00","CURRENT_ASSESSMENT_AMT":"121.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2019-06-13"},{"SOURCE_ROW_NUMBER":"2544850","VIOLATION_NO":"9405211","ISSUE_DT":"06/13/2019","CFR_STANDARD_CD":"56.14132(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"121.00","CURRENT_ASSESSMENT_AMT":"121.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2019-06-13"}]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":4,"firstDate":"2018-12-17","lastDate":"2018-12-17","metrics":{"recentRows":0,"currentOperatorTenures":4,"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":"2019-06-13","lastDate":"2020-08-11","metrics":{"inspectors":3,"recentRows":0,"onSiteHours":6,"inspectionHours":17.5,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"14892","EVENT_NO":"6885022","INSPECTION_BEGIN_DT":"08/11/2020","INSPECTION_END_DT":"08/11/2020","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.25","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2020-08-11"},{"SOURCE_ROW_NUMBER":"216860","EVENT_NO":"6810209","INSPECTION_BEGIN_DT":"06/27/2019","INSPECTION_END_DT":"06/27/2019","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2019-06-27"},{"SOURCE_ROW_NUMBER":"320007","EVENT_NO":"6810203","INSPECTION_BEGIN_DT":"06/13/2019","INSPECTION_END_DT":"06/14/2019","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10.75","SUM_TOTAL_ON_SITE_HOURS":"3.5","sourceDate":"2019-06-13"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":12,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2020-Q2":{"hours":278,"employees":5,"production":0},"2020-Q1":{"hours":295,"employees":9,"production":0},"2019-Q4":{"hours":195,"employees":3,"production":0},"2019-Q3":{"hours":1855,"employees":9,"production":0},"2019-Q2":{"hours":1084,"employees":5,"production":0},"2019-Q1":{"hours":1427,"employees":3,"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":{"2019":{"hours":4561,"employees":5,"production":0},"2020":{"hours":573,"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":4,"firstDate":"2019-06-13","lastDate":"2020-08-11","metrics":{"ss":1,"amountDue":497,"contested":0,"amountPaid":497,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":497},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2203608","VIOLATION_NO":"9512600","VIOLATION_ISSUE_DT":"08/11/2020","SIG_SUB":"N","PART_SECTION":"56.1000","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"08/11/2020","PROPOSED_PENALTY":"123","AMOUNT_DUE":"123","AMOUNT_PAID":"123","CONTESTED_IND":"N","sourceDate":"2020-08-11"},{"SOURCE_ROW_NUMBER":"2203607","VIOLATION_NO":"9405213","VIOLATION_ISSUE_DT":"06/13/2019","SIG_SUB":"Y","PART_SECTION":"56.9300(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/27/2019","PROPOSED_PENALTY":"132","AMOUNT_DUE":"132","AMOUNT_PAID":"132","CONTESTED_IND":"N","sourceDate":"2019-06-13"},{"SOURCE_ROW_NUMBER":"2203606","VIOLATION_NO":"9405212","VIOLATION_ISSUE_DT":"06/13/2019","SIG_SUB":"N","PART_SECTION":"56.4201(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/27/2019","PROPOSED_PENALTY":"121","AMOUNT_DUE":"121","AMOUNT_PAID":"121","CONTESTED_IND":"N","sourceDate":"2019-06-13"},{"SOURCE_ROW_NUMBER":"2203605","VIOLATION_NO":"9405211","VIOLATION_ISSUE_DT":"06/13/2019","SIG_SUB":"N","PART_SECTION":"56.14132(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/27/2019","PROPOSED_PENALTY":"121","AMOUNT_DUE":"121","AMOUNT_PAID":"121","CONTESTED_IND":"N","sourceDate":"2019-06-13"}]}],"safety":{"href":"/api/v1/mines/4105403/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4105403/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":"Berms or guardrails.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9300","part":"56","subchapter":"K","subpart":"H","id":"56.9300","citation":"30 CFR 56.9300","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":"Inspection.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201","part":"56","subchapter":"K","subpart":"C","id":"56.4201","citation":"30 CFR 56.4201","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":"Horns and backup alarms.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14132","part":"56","subchapter":"K","subpart":"M","id":"56.14132","citation":"30 CFR 56.14132","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":"4105403","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}