{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-17T06:17:15.228Z","identity":{"mine_id":"1100131","name":"CLEVELAND QUARRY PLANT #31","status":"Active","status_date":"2020-11-03","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Limestone NEC","state":"IL","county":"Henry","nearest_town":"Colona","operator_id":"L18530","operator_name":"RiverStone Group Inc","controller_id":"M00233","controller_name":"Riverstone Group","district":"M4","office":"Peru IL Field Office","employees":18,"latitude":41.500278,"longitude":-90.315},"coverage":{"contributingSources":15,"registeredSources":20,"sourceRows":833},"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":"1100131","name":"CLEVELAND QUARRY PLANT #31"},"operator":{"type":"operator","id":"L18530","name":"RiverStone Group Inc"},"controller":{"type":"controller","id":"M00233","name":"Riverstone Group"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L18530","name":"RiverStone Group Inc"},"object":{"type":"mine","id":"1100131","name":"CLEVELAND QUARRY PLANT #31"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1100131|L18530|1950-01-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00233","name":"Riverstone Group"},"object":{"type":"mine","id":"1100131","name":"CLEVELAND QUARRY PLANT #31"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1100131|M00233|1950-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00233","name":"Riverstone Group"},"object":{"type":"operator","id":"L18530","name":"RiverStone Group Inc"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"1100131","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1100131|L18530|1950-01-01|M00233|1950-01-01|107868"}}],"coverage":{"historyRecords":1,"edgeCount":3,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"sources":[{"id":"msha-accidents","name":"Accident, Injuries, and Illnesses","domains":["safety","contractors"],"products":["incident trends","severity rates","equipment patterns","peer denominators"],"rowCount":16,"firstDate":"2000-09-09","lastDate":"2026-09-16","metrics":{"daysLost":666,"injuries":15,"fatalities":0,"recentRows":3,"restrictedDays":0,"contractorRecords":2},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"129560","DOCUMENT_NO":"220262670007","ACCIDENT_DT":"09/16/2026","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","NARRATIVE":"Employee alleges after draining water from pipe after repair, foot slipped on uneven ground and they rolled an ankle.","sourceDate":"2026-09-16"},{"SOURCE_ROW_NUMBER":"271729","DOCUMENT_NO":"220241660036","ACCIDENT_DT":"06/13/2024","DEGREE_INJURY":"ACCIDENT ONLY","CLASSIFICATION":"ELECTRICAL","ACCIDENT_TYPE":"Accident type, without injuries","OCCUPATION":"NO VALUE FOUND","NO_INJURIES":"0","NARRATIVE":"A transformer caught fire at the surge pile area. 911 was called as it involved electricity. 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