← MSHA mines + accidents
St Helens Quarry
Metal/Non-metal · Surface · 3500432 · Abandoned
Operator
- Controller (parent)
- Simpson Richard
- Operator
- Yankton Paving & Rock
- Commodity
- Stone
Location
- State
- OR · Columbia Co.
- Congressional district
- 01
Source
- Authoritative
- MSHA Mine Data Retrieval System
- Machine
- JSON-LD · Markdown