| 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 |
|---|
| 1936 | Delasandro | | Mine | | 2 | | Lackawanna | Delasandro Coal Co. | 0 | Truck 1 | 8,000 | 8,000 | 251 | 23 | | | 1937 | Blakely | | Mine | Slope | 1 | | Lackawanna | Delasandro Coal Co. | 0 | Truck 1 | 5,440 | 5,440 | 252 | 13 | | | 1937 | Patterson | | Mine | Slope | 1 | | Lackawanna | Delasandro Coal Co. | 0 | Truck 1 | 5,612 | 5,612 | 94 | 36 | | | 1938 | Blakely | | Mine | Slope | 1 | | Lackawanna | Delasandro Coal Co. | 0 | Truck 1 | 5,562 | 5,562 | 153 | 16 | | | 1938 | Patterson | | Mine | Slope | 1 | | Lackawanna | Delasandro Coal Co. | 0 | Truck 1 | 18,355 | 18,355 | 272 | 40 | | | 1939 | Delasandro | | Mine | Slope | 1 | | Lackawanna | Delasandro Coal Co. | 2,377 | | 14,319 | 16,696 | 197 | 42 | |
|