Production:0911
| year | DMM | operator | address | production | cumulative | opening | depth | seam | thickness | method | days | emp |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1970 | S-57 | Sahara Coal Co., Inc., No. 21 | Harrisburg | not reported | #5 | 4.33 | ||||||
| 1971 | Harrisburg | 166,580 | slope | 240 | #5 | 4.33 | RP | 178 | 127 | |||
| 1972 | Harrisburg | 551,985 | slope | 240 | #5 | 4.33 | RP | 248 | 193 | |||
| 1973 | Harrisburg | 750,359 | slope | 240 | #5 | 4.33 | RP | 227 | 229 | |||
| 1974 | Harrisburg | 675,256 | slope | 240 | #5 | 4.33 | RP | 226 | 237 | |||
| 1975 | Harrisburg | 574,939 | slope | 240 | #5 | 4.33 | RP | 211 | 235 | |||
| 1976 | Harrisburg | 591,637 | slope | 240 | #5 | 4.33 | RP | 212 | 236 | |||
| 1977 | Sahara Coal Co., No. 21 | Harrisburg | 466,816 | slope | 240 | #5 | 4.33 | RP | 197 | 246 | ||
| 1978 | Harrisburg | 361,909 | slope | 240 | #5 | 4.33 | RP | 171 | 256 | |||
| 1979 | Harrisburg | 455,003 | slope | 240 | #5 | 4.33 | RP | 220 | 267 | |||
| 1980 | Harrisburg | 458,186 | slope | 240 | #5 | 4.33 | RP | 198 | 279 | |||
| 1981 | Harrisburg | 393,767 | slope | 240 | #5 | 4.33 | RP | 175 | 272 | |||
| 1982 | Harrisburg | 515,408 | slope | 240 | #5 | 4.33 | RP | 217 | 279 | |||
| 1983 | Harrisburg | 502,633 | slope | 240 | #5 | 4.33 | RP | 180 | 274 | |||
| 1984 | Harrisburg | 615,194 | slope | 240 | #5 | 4.33 | RP | |||||
| 1985 | Harrisburg | 493,096 | slope | 210 | #5 | 4.33 | RP | |||||
| 1986 | Harrisburg | 462,447 | slope | 210 | #5 | 4.33 | RP | |||||
| 1987 | 530,252 | 210 | #5 | 4.33 | ||||||||
| 1988 | 616,695 | 210 | #5 | 4.33 | ug | |||||||
| 1989 | Sahara Coal Co., Inc., No. 21 | 597,429 | 280 | #5 | 4.33 | ug | ||||||
| 1990 | 589,990 | 280 | #5 | 4.33 | ug | |||||||
| 1991 | 892,622 | 280 | #5 | 4.33 | ug | |||||||
| 1992 | Sahara Coal Co., No. 21 | 896,736 | 280 | #5 | 4.3 | ug | ||||||
| 1993 | 328,919 | 12,487,858 | 280 | #5 | 4.3 | ug |