| 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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| 1934 | Vandenberg | | Mine | | 2 | | Lackawanna | West Brook Coal Co. | 15,607 | | 0 | 15,607 | 221 | 22 | | | 1934 | Vandenberg | | Mine | | 7 | | Lackawanna | Vandenberg Coal Co. | 0 | Truck 1 | 2,854 | 2,854 | 90 | 11 | | | 1935 | Vandenberg | | Mine | | 2 | | Lackawanna | Vandenberg Coal Co. | 3,386 | | 0 | 3,386 | 51 | 19 | |
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