{"entity":{"kind":"operator","id":"L16679","name":"Knife River Corporation Northwest"},"window":{"period":"latest-8","label":"2025-01-01 – 2026-10-17","start":"2025-01-01","end":"2026-10-17","quarters":["2025-Q1","2025-Q2","2025-Q3","2025-Q4","2026-Q1","2026-Q2","2026-Q3","2026-Q4"],"options":[{"value":"latest-8","label":"Last 8 quarters · through snapshot"},{"value":"latest-4","label":"Last 4 quarters · through snapshot"},{"value":"3y","label":"Last 12 quarters"},{"value":"4y","label":"Last 16 quarters"},{"value":"5y","label":"Last 20 quarters"},{"value":"10y","label":"Last 40 quarters"},{"value":"all","label":"All available years · since 1994"},{"value":"2026","label":"2026"},{"value":"2025","label":"2025"},{"value":"2024","label":"2024"},{"value":"2023","label":"2023"},{"value":"2022","label":"2022"},{"value":"2021","label":"2021"},{"value":"2020","label":"2020"},{"value":"2019","label":"2019"},{"value":"2018","label":"2018"},{"value":"2017","label":"2017"},{"value":"2016","label":"2016"},{"value":"2015","label":"2015"},{"value":"2014","label":"2014"},{"value":"2013","label":"2013"},{"value":"2012","label":"2012"},{"value":"2011","label":"2011"},{"value":"2010","label":"2010"},{"value":"2009","label":"2009"},{"value":"2008","label":"2008"},{"value":"2007","label":"2007"},{"value":"2006","label":"2006"},{"value":"2005","label":"2005"},{"value":"2004","label":"2004"},{"value":"2003","label":"2003"},{"value":"2002","label":"2002"},{"value":"2001","label":"2001"},{"value":"2000","label":"2000"},{"value":"1999","label":"1999"},{"value":"1998","label":"1998"},{"value":"1997","label":"1997"},{"value":"1996","label":"1996"},{"value":"1995","label":"1995"},{"value":"1994","label":"1994"}]},"summary":{"accidents":12,"fatalities":0,"violations":45,"inspections":63,"significant":2,"penaltyRecords":44,"inspectionHours":512,"proposedPenalty":8564,"inspectionHoursRecords":63},"mines":[{"mineId":"3500426","accidents":0,"fatalities":0,"violations":1,"inspections":4,"significant":0,"penaltyRecords":1,"inspectionHours":30,"proposedPenalty":151,"inspectionHoursRecords":4},{"mineId":"3500463","accidents":1,"fatalities":0,"violations":3,"inspections":4,"significant":0,"penaltyRecords":3,"inspectionHours":24.5,"proposedPenalty":453,"inspectionHoursRecords":4},{"mineId":"3500495","accidents":0,"fatalities":0,"violations":0,"inspections":1,"significant":0,"penaltyRecords":0,"inspectionHours":2.75,"proposedPenalty":null,"inspectionHoursRecords":1},{"mineId":"3500503","accidents":0,"fatalities":0,"violations":1,"inspections":4,"significant":0,"penaltyRecords":0,"inspectionHours":10.5,"proposedPenalty":null,"inspectionHoursRecords":4},{"mineId":"3500512","accidents":0,"fatalities":0,"violations":2,"inspections":3,"significant":0,"penaltyRecords":2,"inspectionHours":44.75,"proposedPenalty":302,"inspectionHoursRecords":3},{"mineId":"3500521","accidents":0,"fatalities":0,"violations":1,"inspections":2,"significant":0,"penaltyRecords":1,"inspectionHours":11,"proposedPenalty":151,"inspectionHoursRecords":2},{"mineId":"3500634","accidents":2,"fatalities":0,"violations":3,"inspections":7,"significant":0,"penaltyRecords":3,"inspectionHours":75.75,"proposedPenalty":1622,"inspectionHoursRecords":7},{"mineId":"3502968","accidents":3,"fatalities":0,"violations":9,"inspections":5,"significant":0,"penaltyRecords":9,"inspectionHours":63.25,"proposedPenalty":1411,"inspectionHoursRecords":5},{"mineId":"3503131","accidents":2,"fatalities":0,"violations":0,"inspections":3,"significant":0,"penaltyRecords":0,"inspectionHours":22,"proposedPenalty":null,"inspectionHoursRecords":3},{"mineId":"3503321","accidents":0,"fatalities":0,"violations":2,"inspections":2,"significant":0,"penaltyRecords":2,"inspectionHours":19,"proposedPenalty":302,"inspectionHoursRecords":2},{"mineId":"3503527","accidents":2,"fatalities":0,"violations":1,"inspections":4,"significant":0,"penaltyRecords":1,"inspectionHours":38,"proposedPenalty":151,"inspectionHoursRecords":4},{"mineId":"3503558","accidents":2,"fatalities":0,"violations":1,"inspections":1,"significant":0,"penaltyRecords":1,"inspectionHours":5.5,"proposedPenalty":151,"inspectionHoursRecords":1},{"mineId":"3503595","accidents":0,"fatalities":0,"violations":5,"inspections":4,"significant":0,"penaltyRecords":5,"inspectionHours":30.75,"proposedPenalty":755,"inspectionHoursRecords":4},{"mineId":"3503605","accidents":0,"fatalities":0,"violations":5,"inspections":3,"significant":1,"penaltyRecords":5,"inspectionHours":35.25,"proposedPenalty":963,"inspectionHoursRecords":3},{"mineId":"3503639","accidents":0,"fatalities":0,"violations":4,"inspections":5,"significant":1,"penaltyRecords":4,"inspectionHours":28.75,"proposedPenalty":1095,"inspectionHoursRecords":5},{"mineId":"3503642","accidents":0,"fatalities":0,"violations":3,"inspections":4,"significant":0,"penaltyRecords":3,"inspectionHours":32.5,"proposedPenalty":453,"inspectionHoursRecords":4},{"mineId":"3503667","accidents":0,"fatalities":0,"violations":3,"inspections":4,"significant":0,"penaltyRecords":3,"inspectionHours":24.5,"proposedPenalty":453,"inspectionHoursRecords":4},{"mineId":"3503771","accidents":0,"fatalities":0,"violations":1,"inspections":3,"significant":0,"penaltyRecords":1,"inspectionHours":13.25,"proposedPenalty":151,"inspectionHoursRecords":3}],"topSections":[{"count":15,"section":"56.12004","significant":1},{"count":8,"section":"56.14100","significant":0},{"count":4,"section":"56.12008","significant":0},{"count":3,"section":"56.12032","significant":0},{"count":3,"section":"56.14207","significant":0},{"count":2,"section":"46.9","significant":0},{"count":2,"section":"50.20","significant":0},{"count":2,"section":"56.11002","significant":0},{"count":1,"section":"47.41","significant":0},{"count":1,"section":"56.12023","significant":0}],"quarters":[{"violations":4,"significant":0,"proposedPenalty":1773,"penaltyRecords":4,"accidents":0,"fatalities":0,"inspections":8,"inspectionHours":76.75,"inspectionHoursRecords":8,"quarter":"2025-Q1","partial":false},{"violations":9,"significant":1,"proposedPenalty":1876,"penaltyRecords":9,"accidents":1,"fatalities":0,"inspections":12,"inspectionHours":89,"inspectionHoursRecords":12,"quarter":"2025-Q2","partial":false},{"violations":0,"significant":0,"proposedPenalty":null,"penaltyRecords":0,"accidents":2,"fatalities":0,"inspections":4,"inspectionHours":45.25,"inspectionHoursRecords":4,"quarter":"2025-Q3","partial":false},{"violations":13,"significant":1,"proposedPenalty":2157,"penaltyRecords":13,"accidents":0,"fatalities":0,"inspections":14,"inspectionHours":101,"inspectionHoursRecords":14,"quarter":"2025-Q4","partial":false},{"violations":1,"significant":0,"proposedPenalty":151,"penaltyRecords":1,"accidents":1,"fatalities":0,"inspections":6,"inspectionHours":56.75,"inspectionHoursRecords":6,"quarter":"2026-Q1","partial":false},{"violations":5,"significant":0,"proposedPenalty":769,"penaltyRecords":5,"accidents":4,"fatalities":0,"inspections":8,"inspectionHours":79.75,"inspectionHoursRecords":8,"quarter":"2026-Q2","partial":false},{"violations":12,"significant":0,"proposedPenalty":1838,"penaltyRecords":12,"accidents":4,"fatalities":0,"inspections":10,"inspectionHours":63.5,"inspectionHoursRecords":10,"quarter":"2026-Q3","partial":false},{"violations":1,"significant":0,"proposedPenalty":null,"penaltyRecords":0,"accidents":0,"fatalities":0,"inspections":1,"inspectionHours":0,"inspectionHoursRecords":1,"quarter":"2026-Q4","partial":true}],"activity":{"data":[{"id":"F0504BA","key":"inspection:982776","date":"2026-10-14","kind":"inspection","mineId":"3500503","mineName":"KEIZER PIT & PLANT","narrative":null,"description":"Regular Safety and Health Inspection","significant":false,"inspectionHours":0,"proposedPenalty":null},{"id":"5160695","key":"violation:1812758","date":"2026-10-14","kind":"violation","mineId":"3500503","mineName":"KEIZER PIT & PLANT","narrative":null,"description":"56.12004","significant":false,"inspectionHours":null,"proposedPenalty":null},{"id":"F050300","key":"inspection:190410","date":"2026-09-29","kind":"inspection","mineId":"3502968","mineName":"REED PIT","narrative":null,"description":"Special Emphasis Programs","significant":false,"inspectionHours":0.75,"proposedPenalty":null},{"id":"5160639","key":"violation:1811263","date":"2026-08-20","kind":"violation","mineId":"3500463","mineName":"FISHER ISLAND PLANT","narrative":null,"description":"56.14100(b)","significant":false,"inspectionHours":null,"proposedPenalty":151},{"id":"5160638","key":"violation:1811262","date":"2026-08-20","kind":"violation","mineId":"3500463","mineName":"FISHER ISLAND PLANT","narrative":null,"description":"56.12004","significant":false,"inspectionHours":null,"proposedPenalty":151},{"id":"F04298B","key":"inspection:1138328","date":"2026-08-19","kind":"inspection","mineId":"3500463","mineName":"FISHER ISLAND PLANT","narrative":null,"description":"Regular Safety and Health Inspection","significant":false,"inspectionHours":6.25,"proposedPenalty":null},{"id":"5160637","key":"violation:1820102","date":"2026-08-19","kind":"violation","mineId":"3502968","mineName":"REED PIT","narrative":null,"description":"46.9(d)(1)","significant":false,"inspectionHours":null,"proposedPenalty":151},{"id":"5160635","key":"violation:1820100","date":"2026-08-18","kind":"violation","mineId":"3502968","mineName":"REED PIT","narrative":null,"description":"56.12004","significant":false,"inspectionHours":null,"proposedPenalty":151},{"id":"5160634","key":"violation:1820099","date":"2026-08-18","kind":"violation","mineId":"3502968","mineName":"REED PIT","narrative":null,"description":"56.11002","significant":false,"inspectionHours":null,"proposedPenalty":177},{"id":"5160633","key":"violation:1820098","date":"2026-08-18","kind":"violation","mineId":"3502968","mineName":"REED PIT","narrative":null,"description":"46.9(a)","significant":false,"inspectionHours":null,"proposedPenalty":151},{"id":"5160632","key":"violation:1820097","date":"2026-08-18","kind":"violation","mineId":"3502968","mineName":"REED PIT","narrative":null,"description":"56.12004","significant":false,"inspectionHours":null,"proposedPenalty":151},{"id":"F04298A","key":"inspection:18566","date":"2026-08-17","kind":"inspection","mineId":"3502968","mineName":"REED PIT","narrative":null,"description":"Regular Safety and Health Inspection","significant":false,"inspectionHours":18.5,"proposedPenalty":null},{"id":"F03C88D","key":"inspection:955327","date":"2026-08-17","kind":"inspection","mineId":"3503639","mineName":"ROGUE PORTABLE #8","narrative":null,"description":"Compliance Follow-up Inspection","significant":false,"inspectionHours":1.25,"proposedPenalty":null},{"id":"5160636","key":"violation:1820101","date":"2026-08-17","kind":"violation","mineId":"3502968","mineName":"REED PIT","narrative":null,"description":"50.20(a)","significant":false,"inspectionHours":null,"proposedPenalty":151},{"id":"5160631","key":"violation:1820096","date":"2026-08-17","kind":"violation","mineId":"3502968","mineName":"REED PIT","narrative":null,"description":"50.20(a)","significant":false,"inspectionHours":null,"proposedPenalty":151},{"id":"F03C888","key":"inspection:1099137","date":"2026-08-03","kind":"inspection","mineId":"3503639","mineName":"ROGUE PORTABLE #8","narrative":null,"description":"103 (g) Written Notification Hazard Complaint Inspectio","significant":false,"inspectionHours":3.25,"proposedPenalty":null},{"id":"5160620","key":"violation:1834397","date":"2026-07-28","kind":"violation","mineId":"3503595","mineName":"ROGUE PORTABLE #2","narrative":null,"description":"56.12004","significant":false,"inspectionHours":null,"proposedPenalty":151},{"id":"5160619","key":"violation:1834396","date":"2026-07-28","kind":"violation","mineId":"3503595","mineName":"ROGUE PORTABLE #2","narrative":null,"description":"56.12008","significant":false,"inspectionHours":null,"proposedPenalty":151},{"id":"F042984","key":"inspection:193675","date":"2026-07-27","kind":"inspection","mineId":"3503595","mineName":"ROGUE PORTABLE #2","narrative":null,"description":"Regular Safety and Health Inspection","significant":false,"inspectionHours":5.75,"proposedPenalty":null},{"id":"F040F13","key":"inspection:540404","date":"2026-07-27","kind":"inspection","mineId":"3503667","mineName":"ROGUE PORTABLE #3","narrative":null,"description":"Regular Safety and Health Inspection","significant":false,"inspectionHours":5,"proposedPenalty":null},{"id":"220262110029","key":"accident:217590","date":"2026-07-21","kind":"accident","mineId":"3500463","mineName":"FISHER ISLAND PLANT","narrative":"Miner was starting up the crusher, had just powered everything on in the MCC then went up into the control tower and heard a loud pop noise and saw smoke come out of MCC knew there was a fire and evacuated and called supervisor. Fire department and power company came out to shut off electrical and put out the fire, fire department is investigating results pending.","description":"FIRE · ACCIDENT ONLY","significant":false,"inspectionHours":null,"proposedPenalty":null},{"id":"F042981","key":"inspection:476307","date":"2026-07-21","kind":"inspection","mineId":"3500463","mineName":"FISHER ISLAND PLANT","narrative":null,"description":"Non-Injury Accident Investigation","significant":false,"inspectionHours":1.25,"proposedPenalty":null},{"id":"220262110027","key":"accident:191658","date":"2026-07-17","kind":"accident","mineId":"3503527","mineName":"METRO PORTABLE #2","narrative":"Miner was shoveling light build up off of a catwalk. Felt something in neck that brought them to their knee. Requested medical, CT scan was done. No known injury, miner was released back to work. Pain continued went back to Dr on 07/20/2026 and got a doctor note requiring time off/ modified duty.","description":"HANDLING OF MATERIALS · DYS AWY FRM WRK & RESTRCTD ACT","significant":false,"inspectionHours":null,"proposedPenalty":null},{"id":"220261950019","key":"accident:144399","date":"2026-07-07","kind":"accident","mineId":"3503131","mineName":"ROGUE PORTABLE #4","narrative":"Team member climbed onto a water truck to check the water level. As they were climbing back down, their left ring became caught on a step, causing a snag incident.","description":"HANDLING OF MATERIALS · NO DYS AWY FRM WRK,NO RSTR ACT","significant":false,"inspectionHours":null,"proposedPenalty":null},{"id":"F03B9B1","key":"inspection:14255","date":"2026-07-07","kind":"inspection","mineId":"3503527","mineName":"METRO PORTABLE #2","narrative":null,"description":"Regular Safety and Health Inspection","significant":false,"inspectionHours":18,"proposedPenalty":null}],"kind":"all","page":1,"pageSize":25,"total":120,"totalPages":5},"meta":{"dataSource":"postgres","snapshotAt":"2026-10-17T05:35:58.500Z","scope":"current_operator_portfolio","memberCount":18,"mineStatus":"Active","sourceDatasetIds":["msha-violations","msha-accidents","msha-inspections"],"dateFields":{"violations":"VIOLATION_ISSUE_DT","accidents":"ACCIDENT_DT","inspections":"INSPECTION_BEGIN_DT"},"notes":["Counts describe published rows, including contractor records; accident records are not distinct incidents or numbers of people injured.","Zero means no matching records in the imported sources, not proof of no events. Historical coverage differs by source; absence before a source begins reporting is not a zero incident rate. Invalid or absent dates and records after the snapshot are excluded.","S&S means SIG_SUB=Y. Fatality records use DEGREE_INJURY_CD=01. Proposed penalties are not final assessed or paid amounts; missing dollar values are omitted.","Inspection hours are SUM_TOTAL_ON_SITE_HOURS attributed to the inspection start date, without supervisor/trainee hours. Missing hours are omitted; a started inspection may still be open.","Portfolio totals use current mine membership, including events before the current owner or operator's tenure."]}}