| Year | Operation Name | Number | Type | Opening | District | City | County | Company Name | Railroad Shipments (tons) | Railroad to Mine | Truck Shipments (tons) | Total Production (tons) | Days Worked | Employees | Notes |
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| 1900 | Twin | | Colliery | No. 1 Shaft / No. 2 Shaft | 3 | Pittston 1 | Luzerne | Seneca Coal Co. | 164,210 | LV | 0 | 206,772 | 200 | 612 | | | 1901 | Twin | | Colliery | No. 1 Shaft / No. 2 Shaft / Columbia Shaft / Phoenix Shaft | 3 | Pittston 1 | Luzerne | Seneca Coal Co. | 273,159 | LV | 0 | 307,575 | 236 | 767 | | | 1902 | Twin | | Colliery | No. 1 Shaft / No. 2 Shaft / Columbia Shaft | 3 | Pittston 1 | Luzerne | Seneca Coal Co. | 142,649 | LV | 0 | 161,708 | 121 | 725 | |
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