Production:1013
| year | DMM | operator | address | production | cumulative | opening | depth | seam | thickness | method | days | emp |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1988 | Lorenzo Mining Co., J. S. & L. No. 1 | 23,551 | 60 | #5 | 4.34 | |||||||
| 1989 | 8,810 | 60 | #5 | |||||||||
| 1990 | 42,759 | 75,120 | 60 | #5 | 4.16 | ug | ||||||
| 1991 | Coal Valley Mining, Inc., No. 1 | 17,262 | 90 | #5 | 4.34 | ug | ||||||
| 1992 | Coal Valley Mining Co., Coal Valley No. 1 | 24,628 | 41,890 | 90 | #5 | 4.3 | ug | |||||
| 117,010 |