| Canyon Ranch 115 #25S42-435-38803 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 7,000 | Dec 13, 2007 | 1 | Nov 2008 |
| Canyon Ranch 114 #5S42-435-38728 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 7,000 | Oct 19, 2007 | 1 | Nov 2010 |
| Mittel #150342-435-38556 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 7,550 | Jun 15, 2007 | 1 | Mar 2009 |
| Davis B #1242-435-38396 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 6,450 | Mar 29, 2007 | 1 | Mar 2009 |
| Davis #1742-435-38254 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 6,450 | Jan 3, 2007 | 2 | May 2007 |
| Kelly 102 #1942-435-37691 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 6,750 | Sep 6, 2006 | 1 | Jun 2017 |
| Canyon Ranch 114 #12 S42-435-37223 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 6,950 | Dec 20, 2004 | 1 | Aug 2009 |
| Canyon Ranch 114 #11S42-435-37227 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 6,900 | Dec 20, 2004 | 1 | Jul 2006 |
| Mittel Ben #542-435-36845 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 6,700 | Apr 28, 2004 | 1 | Sep 2007 |
| Meckel a #5642-435-36103 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 6,300 | Nov 26, 2002 | 2 | Aug 2008 |
| Davis C #3642-435-35997 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 6,425 | Aug 27, 2002 | 1 | Feb 2008 |
| Allison 54 #742-435-35944 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 6,200 | Jul 8, 2002 | 1 | Oct 2008 |
| Meckel a #4342-435-35892 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 6,350 | May 16, 2002 | 1 | Jan 2008 |
| Kirby 183 #642-435-35802 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 7,700 | Mar 7, 2002 | 1 | Apr 2003 |
| Meckel a #3642-435-35777 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 6,400 | Feb 14, 2002 | 1 | Feb 2008 |
| Davis C #2342-435-35743 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 6,300 | Jan 25, 2002 | 1 | Mar 2009 |
| Davis C #2242-435-35722 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 6,300 | Dec 27, 2001 | 1 | Mar 2009 |
| Allison 54 #442-435-35486 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 6,200 | May 3, 2001 | 1 | Nov 2005 |
| Davis C #1142-435-35435 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 7,000 | Mar 27, 2001 | 1 | Aug 2008 |
| Davis C #1642-435-35437 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 7,050 | Mar 27, 2001 | 1 | Mar 2009 |
| Davis C #1242-435-35392 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 7,000 | Feb 23, 2001 | 1 | Nov 2005 |
| Meckel #5042-435-35309 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 6,900 | Dec 1, 2000 | 1 | — |
| Meckel #5342-435-35312 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 6,900 | Dec 1, 2000 | 1 | Oct 2005 |
| Meckel #4342-435-35068 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 6,290 | Feb 9, 2000 | 1 | Jan 2002 |
| Reed 101 #1642-435-34781 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 6,400 | Jan 12, 1998 | 1 | Mar 2009 |
| Canyon Ranch #2161SHZ42-435-33693 | Enervest Operating L.L.C. | SuttonKelley (Ellenburger) | PluggedGas | 7,000 | Apr 10, 1997 | 3 | — |
| Hill-Mayer Edwin S. Jr. W #342-435-34440 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 8,000 | Aug 2, 1996 | 2 | May 2014 |
| Meckel #3542-435-34496 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 6,220 | Mar 28, 1995 | 1 | Feb 2003 |
| Meckel #3042-435-34428 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 6,200 | Dec 23, 1994 | 1 | Feb 2003 |
| Vanderstucken 47 #742-435-33915 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 6,175 | Sep 22, 1992 | 1 | Aug 1997 |
| Canyon Ranch #1141S42-435-33655 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 6,000 | Jul 19, 1990 | 1 | Jan 2005 |
| Bloodworth 139 #642-435-33523 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 7,900 | Nov 21, 1989 | 1 | — |
| Pfluger 84 #742-435-33492 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 6,000 | Aug 17, 1989 | 1 | Sep 1995 |
| Vanderstucken 65 #542-435-33347 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 5,100 | Jul 17, 1987 | 2 | May 1995 |
| Morriss Bros. Ranch J #11742-435-33280 | Enervest Operating L.L.C. | SuttonWhitehead (Strawn) | PluggedGas | 9,300 | Nov 5, 1985 | 1 | Jul 2007 |
| Aldwell Ranch a #6342-435-33213 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 8,850 | Nov 20, 1984 | 1 | Mar 1999 |
| Pfluger 104 #742-435-33064 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 6,100 | Jan 5, 1984 | 1 | Jul 2005 |
| Allison-Miers #740542-435-32976 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 6,000 | May 10, 1983 | 1 | Dec 2007 |
| Allison-Miers #790542-435-32905 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 6,200 | Dec 31, 1982 | 1 | Dec 2007 |
| Sawyer 168 #442-435-32576 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 8,300 | Oct 1, 1981 | 1 | Feb 2011 |
| Hull #342-435-32456 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 6,300 | Dec 31, 1980 | 1 | Mar 2009 |
| Richardson 139 #2 L42-435-31984 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 8,472 | Aug 23, 1979 | 2 | May 2007 |
| Wyatt 54 #242-435-32107 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 6,300 | Oct 23, 1978 | 1 | Sep 2004 |
| Shurley 99 #342-435-32094 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 6,800 | Jul 21, 1978 | 1 | Nov 2007 |
| Davis a #342-435-32052 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | 6,500 | Feb 28, 1978 | 1 | Nov 2005 |
| Dunbar Ned #742-435-32001 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 6,200 | Nov 4, 1977 | 1 | Mar 2009 |
| Vanderstucken 65 #242-435-31998 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | 4,500 | Oct 31, 1977 | 1 | Jan 2008 |
| Deberry a #542-435-00054 | Enervest Operating L.L.C. | SuttonSonora (Canyon Upper) | PluggedGas | — | — | 0 | — |
| Vanderstucken 49 #142-435-30067 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | — | — | 0 | — |
| Vanderstucken 71 #142-435-30071 | Enervest Operating L.L.C. | SuttonSawyer (Canyon) | PluggedGas | — | — | 0 | — |