Knife River Missoula · Fall to the walkway or working surface
Employee slipped and fell. He caught himself with outstreched arm, dislocating shoulder.
Portable Crusher #1 Metal/Non-Metal
Knife River Missoula
· Surface
Controlled by
Knife River Corporation
Missoula,
Missoula County,
MT
·
Intermittent
MSHA Mine ID: 2402022
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- Fatalities
- 0
- Total incidents
- 1
- Years on record
- 2007
- Latest incident
- Apr 2007
Compliance record
MSHA citations since 2001
52
citations
7
significant & substantial
$6,605
proposed penalties
$6,515
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 | 1,382 | 0 | 0 | 0.0 |
| 2025 Q3 | 2,011 | 0 | 0 | 0.0 |
| 2025 Q2 | 2,060 | 0 | 0 | 0.0 |
| 2025 Q1 | 522 | 0 | 0 | 0.0 |
| 2024 Q4 | 2,358 | 0 | 0 | 0.0 |
| 2024 Q3 | 1,844 | 1 | 0 | 542.3 |
| 2024 Q2 | 1,521 | 0 | 0 | 0.0 |
| 2024 Q1 | 0 | 0 | 0 |
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.