# Sioux Falls Quarry
> **Metal/Non-metal** mine · MSHA ID `3900008` · Surface · **Active**
## Operator
- **Controller (parent):** Knife River Corporation
- **Operator:** Knife River - South Dakota
- **Employees:** 47
- **Commodity:** Stone
## Location
- **State:** SD · Minnehaha Co.
- **Coordinates:** 43.558333, -96.766944
## Safety record
- **Total accidents/injuries:** 45
- **Fatalities:** 0
- **Total days lost:** 59
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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*