| San Raphael Unit #r 8HHZ42-221-31978 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Aug 30, 2014 | — | — |
| San Raphael Unit #r 7HHZ42-221-31979 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Aug 30, 2014 | — | — |
| San Raphael Unit #r 6HHZ42-221-31980 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Aug 30, 2014 | — | — |
| San Raphael Unit #r 5HHZ42-221-31981 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Aug 28, 2014 | — | — |
| McGilvery Unit #3HHZ42-221-31863 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Dec 6, 2010 | — | — |
| Coyote Crossing Unit #3HHZ42-221-31857 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Nov 22, 2010 | — | — |
| Radar West Unit #1HHZ42-221-31847 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Sep 24, 2010 | — | — |
| Harris Langford Unit #3HHZ42-221-31846 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Jun 18, 2010 | — | — |
| Caven #4HHZ42-221-31841 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | May 28, 2010 | — | — |
| Julia Rose Unit #1HHZ42-221-31820 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Jun 26, 2009 | — | — |
| Julia Rose Unit #3HHZ42-221-31822 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Jun 26, 2009 | — | — |
| Julia Rose Unit #4HHZ42-221-31823 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Jun 26, 2009 | — | — |
| Caven #5HHZ42-221-31807 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Mar 23, 2009 | — | — |
| Crabtree Unit #7HHZ42-221-31797 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Feb 9, 2009 | — | — |
| Dumas Unit #1HHZ42-221-31781 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Dec 19, 2008 | — | — |
| Dumas Unit #2HHZ42-221-31782 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Dec 19, 2008 | — | — |
| Dumas Unit #3HHZ42-221-31783 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Dec 19, 2008 | — | — |
| Gracie Unit #2HHZ42-221-31758 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Oct 15, 2008 | — | — |
| Gracie Unit #3HHZ42-221-31759 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Oct 15, 2008 | — | — |
| Gracie Unit #1HHZ42-221-31760 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Oct 15, 2008 | — | — |
| Dorris Finley Unit #5HHZ42-221-31731 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Aug 19, 2008 | — | — |
| Dorris Finley Unit #6HHZ42-221-31732 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Aug 19, 2008 | — | — |
| Dorris Finley Unit #3HHZ42-221-31729 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Aug 18, 2008 | — | — |
| Henry Zweifel Unit #2HHZ42-221-31723 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Aug 11, 2008 | — | — |
| Henry Zweifel Unit #3HHZ42-221-31724 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Aug 11, 2008 | — | — |
| Gibbs Unit #5HHZ42-221-31656 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | May 23, 2008 | — | — |
| Professor Unit #5HHZ42-221-31643 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | May 20, 2008 | — | — |
| Professor Unit #6HHZ42-221-31645 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | May 20, 2008 | — | — |
| Silver Bullet Unit #1HHZ42-221-31624 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | May 1, 2008 | — | — |
| Silver Bullet Unit #3HHZ42-221-31627 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | May 1, 2008 | — | — |
| Silver Bullet Unit #4HHZ42-221-31628 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | May 1, 2008 | — | — |
| Sherry P Unit #7HHZ42-221-31503 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Oct 5, 2007 | — | — |
| Sherry P Unit #5HHZ42-221-31501 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Oct 4, 2007 | — | — |
| Sherry P Unit #3HHZ42-221-31493 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Sep 21, 2007 | — | — |
| Sherry P Unit #1HHZ42-221-31476 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 9,000 | Aug 31, 2007 | — | — |
| Wellman #2 HHZ42-221-31272 | Quicksilver Resources Inc. | Hood, TXNewark East (Barnett Shale) | PluggedGas | 6,400 | Jan 30, 2007 | — | — |
| Wellman #3 HHZ42-221-31273 | Quicksilver Resources Inc. | Hood, TXNewark East (Barnett Shale) | PluggedGas | 6,400 | Jan 30, 2007 | — | — |
| Wellman #1 HHZ42-221-31268 | Quicksilver Resources Inc. | Hood, TXNewark East (Barnett Shale) | PluggedGas | 6,400 | Jan 19, 2007 | — | — |
| Skipper Unit #3HHZ42-221-31255 | Quicksilver Resources Inc. | Hood, TXNewark, East (Barnett Shale) | Not on schedule | 6,400 | Dec 18, 2006 | — | — |
| Vette #642-221-31195 | Quicksilver Resources Inc. | Hood, TX | Not on schedule | 6,200 | Oct 3, 2006 | — | — |
| Langdon Unit "a" #242-221-31062 | Quicksilver Resources Inc. | Hood, TX | Not on schedule | 6,200 | Nov 4, 2005 | — | — |
| Harrington Gas Unit #142-221-30602 | Quicksilver Resources Inc. | Hood, TXGranbury N.E. (Atoka) | PluggedGas | 6,000 | Jul 17, 1981 | — | — |