← MSHA mines + accidents
Elkhorn/Otho Quarry
Metal/Non-metal · Surface · 1300437 · Abandoned
Operator
- Controller (parent)
- Koch Industries Inc
- Operator
- Georgia-Pacific Gypsum LLC
- Commodity
- Nonmetal
Location
- State
- IA · Webster Co.
- Coordinates
- 42.4575, -94.184167
- Congressional district
- 05
Source
- Authoritative
- MSHA Mine Data Retrieval System
- Machine
- JSON-LD · Markdown