| 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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| 1940 | River Edge | | Mine | | 2 | Winton 1 | Lackawanna | River Edge Mining Co. | 7,903 | | 0 | 7,935 | 179 | 33 | | | 1941 | River Edge | | Colliery | | 2 | Winton 1 | Lackawanna | River Edge Mining Co. | 0 | | 0 | 0 | 218 | 5 | |
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