| 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 |
|---|
| 1955 | Bliss | | Stripping | | 10 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 5,703 | 256 | 5 | |
| 1959 | Bliss | | Breaker | | 11 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 1,728 | 220 | 180 | |
| 1960 | Bliss | | Stripping | | 11 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 3,157 | 293 | 6 | |
| 1961 | Bliss | | Breaker | Slope | 11 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 11,147 | 298 | 8 | Stripping. |
| 1962 | Bliss | | Breaker | Drift | 11 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 8,408 | 288 | 3 | Stripping. |
| 1962 | Bliss | No. 1 | Mine | | 11 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 580 | 90 | 5 | |
| 1963 | Bliss | | Breaker | | 11 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 2,199 | 110 | 3 | Stripping. |
| 1963 | Bliss | No. 1 | Mine | Drift | 11 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 2,991 | 89 | 5 | |
| 1964 | Bliss | | Breaker | | 11 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 0 | 194 | 1 | |
| 1964 | Bliss | | Stripping | | 11 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 6,356 | 194 | 2 | |
| 1965 | Bliss | 35-IRA | Stripping | | 1 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 7,168 | 186 | 3 | Coal prepared at Booth Cleaning Plant. |
| 1966 | Bliss | 35-IRA | Stripping | | 1 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 732 | 33 | 0 | Workmen transferred to other operations at same company. |
| 1966 | Bliss | 35-3 | Stripping | | 1 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 1,517 | 25 | 7 | |
| 1966 | Bliss | | Crushing Plant | | 1 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 0 | 178 | 1 | |
| 1967 | Bliss | 35-3 | Stripping | | 1 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 34,171 | 293 | 8 | All coal crushed in Bliss Crushing Plant and sold to local power plants. |
| 1967 | Bliss | | Cleaning Plant | | 1 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 0 | 293 | 3 | |
| 1968 | Bliss | 35-3A2 | Stripping | | 1 | Mildred | Sullivan | Bliss Coal Co. | 0 | Truck 1 | 35,324 | 35,324 | 298 | 9 | All coal prepared at Bliss Crushing Plant. |
| 1968 | Bliss | | Crushing Plant | | 1 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 0 | 298 | 2 | |
| 1969 | Bliss | 35-3 | Stripping | | 1 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 17,753 | 223 | 0 | All coal prepared at Bliss Crushing Plant. |
| 1969 | Bliss | | Crushing Plant | | 1 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 0 | 290 | 2 | |
| 1970 | Bliss | 35-4 | Stripping | | 1 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 24,222 | 297 | 6 | All coal prepared at Bliss Crushing Plant. |
| 1970 | Bliss | | Crushing Plant | | 1 | Mildred | Sullivan | Bliss Coal Co. | 0 | | 0 | 0 | 297 | 2 | |
Note 1: Added, does not appear in the mine inspection report.
