|
|
County | No. of Underground Mine Operators | No. of Underground Mines | No. of Underground Mine Employees | Hours Worked at Underground Mines | No. of Tons Produced at Underground Mines |
Columbia | 1 | 1 | 47 | 103,849 | 153,885 |
Dauphin | 1 | 1 | 3 | 4,390 | 3,085 |
Northumberland | 2 | 2 | 7 | 5,290 | 6,133 |
Schuylkill | 9 | 9 | 44 | 54,562 | 46,505 |
REGION TOTALS | 13* | 13 | 101 | 168,091 | 209,608 |
*Because some companies may operate in more than one county, this figure may not equal the sum of the individual county totals.