| 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 |
|---|
| 1942 | Dewees | | Stripping | | 11 | | Luzerne | Dewees Bros. | 5,027 | | 0 | 5,027 | 97 | 9 | Coal prepared at Loree Colliery. |
| 1943 | Dewees | | Stripping | | 12 | | Luzerne | Dewees Bros. | 13,690 | | 0 | 13,690 | 238 | 6 | |
| 1945 | Dewees | | Stripping | | 1 | | Lackawanna | Dewees Bros. | 11,147 | | 0 | 11,147 | 141 | 15 | |
| 1946 | Dewees | | Stripping | | 1 | | Lackawanna | Dwees Bros Coal Co. | 35,598 | | 0 | 35,598 | 295 | 17 | Coal prepared at Powderly Breaker. |
| 1947 | Dewees | | Stripping | | 1 | | Lackawanna | Dewees Bros. Coal Co. | 18,952 | | 0 | 18,952 | 292 | 20 | Coal prepared at Powderly Breaker. |
| 1948 | Dewees | | Stripping | | 1 | | Lackawanna | Dewees Bros. Coal Co. | 33,429 | | 0 | 33,429 | 298 | 20 | Coal prepared at Powderly Breaker. |
| 1949 | Dewees | | Stripping | | 1 | | Lackawanna | Dewees Bros. | 23,695 | | 0 | 23,695 | 263 | 37 | Coal prepared at Powderly Breaker. |
| 1950 | Dewees | | Stripping | | 1 | | Lackawanna | Dewees Coal Co. | 99,149 | | 0 | 99,149 | 316 | 46 | Coal prepared at Powderly Breaker. |
| 1951 | Dewees | | Stripping | | 1 | | Lackawanna | Dewees Bros. Coal Co. | 72,469 | | 0 | 72,469 | 284 | 47 | Coal prepared at Powderly Breaker. |
| 1952 | Dewees | | Stripping | | 1 | | Lackawanna | Dewees Bros. Coal Co. | 71,115 | | 0 | 71,115 | 281 | 55 | Coal prepared at Powderly Breaker. |
| 1953 | Dewees | | Stripping | | 1 | | Lackawanna | Dewees Bros. Coal Co. | 68,184 | | 0 | 68,184 | 208 | 54 | |
| 1954 | Dewees | | Stripping | | 1 | | Lackawanna | Dewees Bros. | 48,768 | | 0 | 48,768 | 240 | 22 | Coal prepared at Powderly Breaker. |
| 1965 | Dewees | 93-1 | Stripping | | 1 | Forty Fort 2 | Lackawanna | Consolidated Equipment Co. | 70 | | 204 | 885 | 83 | 2 | Coal prepared at Boland Breaker. |
Note 2: From a list of Anthracite Operators. This may not be the operation location.