| 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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| 1955 | Carpenter | No. 6 | Mine | Tunnel | 5 | Exeter 2 | Luzerne | Masci Coal Co. | 0 | | 0 | 2,445 | 200 | 3 | Mine employing less than five persons. | | 1956 | Carpenter | | Mine | | 5 | | Luzerne | Masci Coal Co. | 1,247 | | 0 | 1,247 | 154 | 4 | Mine employing less than five persons. |
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