Source data row 39551
MSHA mine-register snapshot: INTERMITTENT operation in the source. This is not a claim of continuous production, current availability or DOT materials approval. Coordinates are reported by the source and may represent portable operations.
- MSHA mine ID
- 2103843
- Mine name in source
- Grayhawk HP 400
- Mine type in source
- Surface
- Status in source
- Intermittent
- Status effective date in source
- 12/03/2014
- Operator in source
- Mathy Constr. Co. DBA Northland Constrs. of Duluth
- State
- MN
- County
- St Louis
- Nearest town in source
- Duluth
- Primary commodity code
- 144200
- Primary commodity in source
- Construction Sand and Gravel
- Portable operation flag (Y/N)
- Y
- Reported latitude
- 46.911389
- Reported longitude
- -92.470833