Source data row 89402
MSHA mine-register snapshot. Active means the status reported in this download, not a current operating guarantee or DOT materials approval. Coordinates are reported by the source and may represent portable operations.
- MSHA mine ID
- 4800004
- Mine name in source
- Guernsey Quarry
- Mine type in source
- Surface
- Status in source
- Active
- Status effective date in source
- 05/15/2012
- Operator in source
- Martin Marietta Materials Inc
- State
- WY
- County
- Platte
- Nearest town in source
- Guernsey
- Primary commodity code
- 142200
- Primary commodity in source
- Crushed, Broken Limestone NEC
- Portable operation flag (Y/N)
- N
- Reported latitude
- 42.272778
- Reported longitude
- -104.726111