Sources & method
Quarry records
Quarry register
1 operation matches
Full MSHA register
813 regulatory records, including 129 portable operations and 5 facilities. Confirm current supply with the operator.
Matching records: 1 Active · 0 Intermittent · 0 Temporarily Idled · 0 New Mine
| MSHA ID | Quarry / operation | Operator | State | Status | Employees | Materials |
|---|---|---|---|---|---|---|
| Swenson Gray QuarryStone NEC | Swenson Granite Company LLC | NH | ActiveSince 12/29/1982 | 31 |