| 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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| 1918 | Brookside | | Colliery | Drift | 2 | | Lackawanna | Watkins Coal Co. | 3,274 | NYO&W | 0 | 4,529 | 289 | 11 | | | 1919 | Brookside | | Colliery | | 2 | | Lackawanna | Watkins Coal Co. | 0 | | 0 | 0 | | | Ceased operation Feb 22, 1919. |
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