Source data row 34847
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
- 1701140
- Mine name in source
- Rock Ridge Quarry
- Mine type in source
- Surface
- Status in source
- Active
- Status effective date in source
- 06/18/2026
- Operator in source
- A.H. Grover, Inc.
- State
- ME
- County
- Cumberland
- Nearest town in source
- New Gloucester
- Primary commodity code
- 142900
- Primary commodity in source
- Crushed, Broken Stone NEC
- Portable operation flag (Y/N)
- N
- Reported latitude
- 43.9675
- Reported longitude
- -70.363333