| 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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| 1910 | Yost | | Colliery | Slope | 6 | | Luzerne | Yost Mining Co. | 12,884 | Erie | 0 | 13,950 | 161 | 61 | | | 1911 | Yost | | Colliery | Slope | 6 | | Luzerne | Yost Mining Co. | 27,532 | Erie | 0 | 28,484 | 210 | 100 | | | 1912 | Yost | | Colliery | Slope | 6 | | Luzerne | Yost Mining Co. | 12,499 | Erie | 0 | 13,218 | 78 | 69 | Idle from September 1. |
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