| 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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| 1939 | Condosta | | Mine | | 12 | Edwardsville 1 | Luzerne | Albert Condosta | 0 | | 0 | 309 | 24 | 5 | Lessee, part of Kingston No. 2 | | 1940 | Condosta | | Mine | | 12 | Edwardsville 1 | Luzerne | Albert Condosta | 266 | | 0 | 266 | 40 | 7 | Run of mine coal prepared at Black Diamond Colliery, 10th District. |
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