| 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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| 1882 | Schooley | | Colliery | Shaft | Middle | Wyoming | Luzerne | Cowan, Dinniny & Co. | 0 | | 0 | 0 | | 65 | Digging new shaft, 170 feet of probable 900 feet completed. | | 1883 | Schooley | | Colliery | Shaft | Middle | Wyoming | Luzerne | Cowan & Dinniny | 0 | | 0 | 9,504 | | 108 | | | 1884 | Schooley | | Colliery | Shaft | Middle | Wyoming | Luzerne | Dininny & Co. | 0 | LV | 0 | 83,021 | 241 | 230 | |
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