| 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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| 1937 | McCormack | | Stripping | | 2 | | Lackawanna | Tom McCormack Coal Co. | 0 | Truck 1 | 1,318 | 1,318 | 59 | 5 | | | 1938 | McCormack | | Stripping | | 2 | | Lackawanna | Tom McCormack Coal Co. | 5,267 | | 657 | 5,924 | 210 | 19 | | | 1939 | McCormack | | Mine | | 2 | | Lackawanna | Tom McCormack Coal Co. | 38,705 | | 15,196 | 53,901 | 225 | 50 | | | 1940 | McCormack | | Mine | | 2 | | Lackawanna | Tom McCormack Coal Co. | 41,147 | | 19,950 | 61,097 | 229 | 36 | |
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