| Name | Wyodak |
| Owner | Wyodak Resources Development Corp. |
| Operator | Wyodak Resources Development Corp. |
| 3338 Garner Lake Road | |
| Gillette, Wyoming 82716 | |
| Type | Surface |
| Product | Coal |
Year |
Production (tons) |
Employees |
| 2012 | 4,245,981 |
80 |
| 2011 | 5,691,756 |
110 |
| 2010 | 5,930,614 |
122 |
| 2009 | 6,016,063 |
121 |
| 2008 | 6,017,311 |
116 |
| 2007 | 5,049,232 |
109 |
| 2006 | 4,698,473 |
66 |
| 2005 | 4,701,625 |
68 |
| 2004 | 4,780,104 |
59 |
2003 |
4,812,346 |
56 |
2002 |
4,052,374 |
55 |
2001 |
3,518,162 |
53 |
2000 |
3,050,325 |
43 |
1999 |
3,179,585 |
43 |
1998 |
3,280,157 |
43 |
1997 |
3,250,969 |
46 |
1996 |
3,198,544 |
47 |
1995 |
2,984,000 |
51 |
1994 |
2,795,942 |
52 |