# Waterloo Plant #7
> **Metal/Non-metal** mine · MSHA ID `1101835` · Surface · **Active**
## Operator
- **Controller (parent):** Frank J  Beelman III
- **Operator:** Columbia Quarry Company LLC
- **Employees:** 14
- **Commodity:** Stone
## Location
- **State:** IL · Monroe Co.
- **Coordinates:** 38.288889, -90.120278
## Safety record
- **Total accidents/injuries:** 11
- **Fatalities:** 0
- **Total days lost:** 371
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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*