| 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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| 1940 | Corgan | | Mine | | 12 | | Luzerne | Gaylord Mining Co. | 35,013 | | 0 | 35,013 | 210 | 17 | Run of mine coal prepared at Nottingham Colliery. | | 1941 | Corgan | | Mine | | 12 | | Luzerne | Kingston Excavating Co. | 71,387 | | 0 | 71,387 | 302 | 37 | |
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