| 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 | Caffrey | | Mine | | 2 | | Lackawanna | Art Caffrey Coal Co. | 2,360 | | 0 | 2,360 | 25 | 7 | | | 1938 | Caffrey | | Stripping | | 1 | | Lackawanna | Art Caffrey Coal Co. | 8,542 | | 1,683 | 10,225 | 170 | 14 | | | 1939 | Caffrey | | Mine | | 1 | | Lackawanna | Art Caffrey Coal Co. | 30,201 | | 2,400 | 32,601 | 243 | 17 | Includes 31,073 tons of strip mined coal. | | 1940 | Caffrey | | Mine | | 1 | | Lackawanna | Art Caffrey Coal Co. | 2,541 | | 0 | 2,541 | 37 | 16 | |
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