| 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 |
|---|
| 1937 | Grzywacz | | Mine | | 2 | | Lackawanna | Grzywacz Coal Co. | 110 | | 40 | 150 | 11 | 4 | |
| 1962 | Grzywacz | | Mine | | 1 | | Lackawanna | Grzywacz Coal Co. | 0 | | 0 | 938 | 225 | 3 | Mine employing less than five persons. |
| 1963 | Grzywacz | | Mine | | 1 | | Lackawanna | Grzywacz Coal Co. | 0 | | 0 | 1,271 | 220 | 3 | Mine employing less than five persons. |
| 1964 | Grzywacz | | Mine | | 1 | | Lackawanna | Grzywacz Coal Co. | 0 | | 0 | 1,167 | 422 | 3 | Mine employing less than five persons. |
| 1965 | Grzywacz | | Mine | | 1 | | Lackawanna | Grzywacz Coal Co. | 0 | | 0 | 488 | 139 | 4 | Mine employing less than five persons. |