Mining Incidents

Wash Plant 2 Metal/Non-Metal

Controlled by Knife River Corporation
Boise, Ada County, ID  ·  Intermittent
MSHA Mine ID: 1002090

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Fatalities
0
Total incidents
2
Years on record
2009–2022
Latest incident
Apr 2022
Compliance record
MSHA citations since 2008
20
citations
2
significant & substantial
$3,913
proposed penalties
$3,762
paid to date
Source: MSHA violations data, updated weekly.
Quarterly safety rates
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 1,617 0 0 0.0
2024 Q3 586 0 0 0.0
2024 Q2 1,621 0 0 0.0
2024 Q1 353 6 0 16997.2
2023 Q3 2,737 0 0 0.0
2023 Q1 1,763 0 0 0.0
2022 Q4 2,768 0 0 0.0
2022 Q3 3,064 0 0 0.0
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

2 on file

2022 · 1 incident

April 13, 2022 ID · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Knife River Southern Idaho Division · Struck by flying object

Miner was working on a conveyor and cleared the dust off the are they were about to work on and got dust in their eye.

2009 · 1 incident

April 24, 2009 ID · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Knife River · Caught in, under or between a moving and a stationary object

Hooking up chain to loader to pull manlift which was stuck, loader operator took off to soon, caught finger in chain.