← MSHA mines + accidents
Portland Monson Mill
Metal/Non-metal · Facility · 1700186 · Abandoned
Operator
- Controller (parent)
- John M Tatko Jr
- Operator
- Portland-Monson Slate Company
- Commodity
- Stone
Location
- State
- ME · Piscataquis Co.
- Congressional district
- 02
Source
- Authoritative
- MSHA Mine Data Retrieval System
- Machine
- JSON-LD · Markdown