| 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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| 1915 | East Mountain | | Colliery | Drift | 4 | | Lackawanna | Sprucks Coal Co. | 2,134 | Erie | 0 | 4,056 | 70 | 32 | | | 1916 | East Mountain | | Colliery | Drift | 5 | | Lackawanna | Sprucks Coal Co. | 17,177 | Erie | 0 | 23,563 | 272 | 48 | | | 1917 | Sprucks | | Colliery | | 5 | | Lackawanna | Sprucks Coal Co. | 18,469 | Erie | 0 | 23,695 | 285 | 39 | | | 1918 | Sprucks | | Colliery | Drifts (2) | 5 | | Lackawanna | Sprucks Coal Co. | 10,168 | Erie | 0 | 14,533 | 258 | 30 | | | 1919 | Watkins | | Washery | | 2 | | Lackawanna | Sprucks Mining Co. | 4,718 | NYO&W | 0 | 5,372 | 176 | 35 | Stripping operations. | | 1920 | Brookside | | Stripping | | 2 | | Lackawanna | Sprucks Mining Co. | 0 | NYO&W | 0 | 0 | | 43 | Stripping operation; formerly operated by Watkins Coal Co. | | 1949 | Sproul | | Breaker | | 3 | Scranton | Lackawanna | Sproul Construction Co. | 10,137 | | 0 | 10,137 | 40 | 20 | Discontinued operation in April. Coal prepared at Marvine Breaker. |
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