# WILLAMETTE PORTABLE #4
> **Metal/Non-metal** mine · MSHA ID `3500480` · Surface · **Abandoned**
## Operator
- **Controller (parent):** Knife River Corporation
- **Operator:** Knife River Corporation-Northwest
- **Employees:** 0
- **Commodity:** SandAndGravel
## Location
- **State:** OR · Yamhill Co.
- **Coordinates:** 45.225278, -123.077778
## Safety record
- **Total accidents/injuries:** 12
- **Fatalities:** 0
- **Total days lost:** 32
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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*