| 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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| 1930 | Radiant | | Mine | Slope | 2 | | Lackawanna | Gap Mining Co. | 0 | Truck 1 | 8,583 | 8,723 | 107 | 50 | Operated by Gap Mining Co. beginning Aug. 6. Coal trucked to Kingston No. 2 Breaker, 12th District. | | 1931 | Radiant | | Mine | | 2 | | Lackawanna | Gap Mining Co. | 3,500 | | 0 | 3,500 | 170 | 29 | Coal prepared at Throop Washery, 6th District. |
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