| 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 |
|---|
| 1870 | Jersey | | Colliery | | Middle | near Plymouth 1 | Luzerne | Delaware, Lackawanna & Western Railroad Co. | 0 | DL&W 1 | 0 | 0 | | 79 | |
| 1871 | Jersey | | Colliery | | Middle | near Plymouth | Luzerne | Delaware, Lackawanna & Western Railroad Co. | 0 | DL&W 1 | 0 | 0 | | 76 | |
| 1875 | Jersey | | Colliery | Tunnel | Middle | near Plymouth | Luzerne | Delaware, Lackawanna & Western Railroad Co. | 0 | DL&W 1 | 0 | 66,551 | | 198 | |
| 1876 | Jersey | | Colliery | Slope | Middle | near Plymouth | Luzerne | Delaware, Lackawanna & Western Railroad Co. | 0 | DL&W 1 | 0 | 4,763 | 12 | 12 | |
| 1878 | Jersey | | Colliery | | Middle | near Plymouth | Luzerne | Delaware, Lackawanna & Western Railroad Co. | 0 | DL&W 1 | 0 | 0 | | | |
Note 1: Added, does not appear in the mine inspection report.