# Knife River Portable Plant SD-1
> **Metal/Non-metal** mine · MSHA ID `3900292` · Surface · **Active**
## Operator
- **Controller (parent):** Knife River Corporation
- **Operator:** Knife River - South Dakota
- **Employees:** 7
- **Commodity:** SandAndGravel
## Location
- **State:** SD · Minnehaha Co.
- **Coordinates:** 42.938056, -97.331944
## Safety record
- **Total accidents/injuries:** 2
- **Fatalities:** 0
- **Total days lost:** 0
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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*