| 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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| 1872 | Chauncey | | Colliery | | Middle | near Plymouth | Luzerne | Albrighton, Roberts & Co. | 0 | | 0 | 0 | | | | | 1875 | Chauncey | | Colliery | Tunnel | Middle | near Plymouth | Luzerne | Albrighton, Roberts & Co. | 0 | | 0 | 48,000 | | 105 | | | 1876 | Chauncey | | Colliery | Slope | Middle | near Plymouth | Luzerne | Albrighton, Roberts & Co. | 0 | | 0 | 0 | | | | | 1878 | Chauncey | | Colliery | | Middle | near Plymouth | Luzerne | Albrighton & Co. | 23,901 | | 0 | 23,901 | 231 | 84 | |
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