| Snyder -B- #6442-227-35981 | United Oil & Shale LLC | Howard, TXSnyder | ActiveOil | 3,650 | Sep 13, 2005 | — | — |
| Troy 23 #242-483-31882 | United Oil & Shale LLC | Wheeler, TXAllison-Britt (12350) | Temporarily abandonedGas | 12,800 | Jul 22, 2005 | — | — |
| Dixon Irene -48- #1648A42-211-33349 | United Oil & Shale LLC | Hemphill, TXBuffalo Wallow (Granite Wash) | Temporarily abandonedGas | 12,850 | Jul 8, 2005 | — | — |
| Dixon Irene -48- #8048A42-211-33350 | United Oil & Shale LLC | Hemphill, TXBuffalo Wallow (Granite Wash) | Temporarily abandonedGas | 12,900 | Jul 8, 2005 | — | — |
| Dixon Irene -48- #4048A42-211-33353 | United Oil & Shale LLC | Hemphill, TXBuffalo Wallow (Granite Wash) | Temporarily abandonedGas | 12,575 | Jul 8, 2005 | — | — |
| Dixon Irene -48- #7048A42-211-33354 | United Oil & Shale LLC | Hemphill, TXBuffalo Wallow (Granite Wash) | Temporarily abandonedGas | 12,900 | Jul 8, 2005 | — | — |
| Dixon Irene -48- #1548A42-211-33336 | United Oil & Shale LLC | Hemphill, TXBuffalo Wallow (Granite Wash) | Temporarily abandonedGas | 12,988 | Jun 16, 2005 | — | — |
| Dixon Irene -48- #1448A42-211-33332 | United Oil & Shale LLC | Hemphill, TXBuffalo Wallow (Granite Wash) | Temporarily abandonedGas | 12,742 | Jun 15, 2005 | — | — |
| Dixon Irene -48- #1148A42-211-33323 | United Oil & Shale LLC | Hemphill, TXBuffalo Wallow (Granite Wash) | Temporarily abandonedGas | 12,983 | Jun 7, 2005 | — | — |
| Enserch Processing Inc. #1142-213-30887 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | ActiveGas | 8,500 | May 26, 2005 | — | — |
| Arnold #742-213-30889 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | ActiveGas | 8,500 | Apr 14, 2005 | — | — |
| Wareing #442-213-30888 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | Temporarily abandonedGas | 8,501 | Apr 13, 2005 | — | — |
| Arnold #642-213-30872 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | Temporarily abandonedGas | 8,500 | Feb 24, 2005 | — | — |
| Loving -B- Fee #542-301-31209 | United Oil & Shale LLC | Loving, TXGrice (Delaware) | Shut inOil | 4,739 | Jan 24, 2005 | — | — |
| Wright #742-211-33119 | United Oil & Shale LLC | Hemphill, TXCanadian SE (Douglas) | Temporarily abandonedGas | 7,755 | Nov 4, 2004 | — | — |
| Dixon Irene -48- #404842-211-33106 | United Oil & Shale LLC | Hemphill, TXBuffalo Wallow (Granite Wash) | Temporarily abandonedGas | 12,885 | Oct 20, 2004 | — | — |
| Gracie 121 #442-211-33078 | United Oil & Shale LLC | Hemphill, TXCanadian SE (Douglas) | Temporarily abandonedGas | 7,803 | Sep 20, 2004 | — | — |
| Dixon Irene -48- #304842-211-33080 | United Oil & Shale LLC | Hemphill, TXBuffalo Wallow (Granite Wash) | Temporarily abandonedGas | 12,911 | Sep 20, 2004 | — | — |
| Brainard #111042-211-30921 | United Oil & Shale LLC | Hemphill, TXCanadian West (Morrow Upper) | Temporarily abandonedGas | 11,090 | Aug 17, 2004 | — | — |
| Enserch Processing Inc. #1042-213-30873 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | Temporarily abandonedGas | 8,600 | Jun 23, 2004 | — | — |
| Loving -D- Fee #442-301-31170 | United Oil & Shale LLC | Loving, TXGrice (Delaware) | Shut inOil | 4,653 | Jun 3, 2004 | — | — |
| Snyder -C- #1242-227-35874 | United Oil & Shale LLC | Howard, TXSnyder | ActiveOil | 3,735 | May 21, 2004 | — | — |
| Jines #142-357-30083 | United Oil & Shale LLC | Ochiltree, TXPan Petro (Morrow Upper) | Temporarily abandonedGas | 8,700 | Feb 2, 2004 | — | — |
| Singer Strip #142-211-32893 | United Oil & Shale LLC | Hemphill, TXTepe Slavin (Douglas) | Temporarily abandonedGas | 9,750 | Jan 5, 2004 | — | — |
| Snyder -C- #1142-227-35841 | United Oil & Shale LLC | Howard, TXSnyder | Shut inOil | 3,710 | Dec 12, 2003 | — | — |
| Blodgett #342-357-32112 | United Oil & Shale LLC | Ochiltree, TXHansford (Morrow Upper) | Temporarily abandonedGas | 8,874 | Nov 10, 2003 | — | — |
| Enserch Processing Inc. #942-213-30859 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | ActiveGas | 8,500 | Oct 14, 2003 | — | — |
| Nix a #309142-211-32816 | United Oil & Shale LLC | Hemphill, TXCanadian NW (Douglas) | Temporarily abandonedGas | 6,930 | Aug 19, 2003 | — | — |
| Snyder -C- #1042-227-35803 | United Oil & Shale LLC | Howard, TXSnyder | Shut inOil | 3,700 | Apr 18, 2003 | — | — |
| Nix a #109142-211-32680 | United Oil & Shale LLC | Hemphill, TXCanadian NW (Douglas) | Temporarily abandonedGas | 6,978 | Jan 6, 2003 | — | — |
| Gill #106242-393-31498 | United Oil & Shale LLC | Roberts, TXMiami Bluffs (Ellenburger) | Temporarily abandonedGas | 14,125 | Sep 18, 2002 | — | — |
| Nix #208242-211-32630 | United Oil & Shale LLC | Hemphill, TXCanadian NW (Douglas) | Temporarily abandonedGas | 6,900 | Aug 7, 2002 | — | — |
| Enserch Processing Inc. #842-213-30850 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | ActiveGas | 9,400 | Jul 25, 2002 | — | — |
| Arnold #442-213-30848 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | Temporarily abandonedGas | 8,500 | Jun 21, 2002 | — | — |
| Keystone-Jenkins #642-495-03773 | United Oil & Shale LLC | Winkler, TXKeystone (Colby) | Shut inOil | 8,560 | May 7, 2002 | — | — |
| Gracie -121- #342-211-32602 | United Oil & Shale LLC | Hemphill, TXCanadian SE (Douglas) | Temporarily abandonedGas | 7,650 | Apr 22, 2002 | — | — |
| Enserch Processing Inc. #442-213-30814 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | Temporarily abandonedGas | 9,400 | Mar 18, 2002 | — | — |
| Txu-Airheart #142-213-30844 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | Temporarily abandonedGas | 8,500 | Jan 7, 2002 | — | — |
| Nix #108242-211-32558 | United Oil & Shale LLC | Hemphill, TXCanadian NW (Douglas) | Temporarily abandonedGas | 6,945 | Dec 19, 2001 | — | — |
| Arnold #342-213-30841 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | Temporarily abandonedGas | 8,876 | Nov 26, 2001 | — | — |
| Snyder -C- #842-227-35754 | United Oil & Shale LLC | Howard, TXSnyder | Shut inOil | 3,825 | Nov 8, 2001 | — | — |
| Snyder -C- #942-227-35752 | United Oil & Shale LLC | Howard, TXSnyder | ActiveOil | 3,851 | Oct 24, 2001 | — | — |
| Daugherty B #2742-495-01058 | United Oil & Shale LLC | Winkler, TXKermit (Yates) | Temporarily abandonedGas | 3,020 | Sep 10, 2001 | — | — |
| Enserch Processing Inc. #342-213-30801 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | Temporarily abandonedGas | 9,382 | Jun 11, 2001 | — | — |
| Texas Power & Light Company #642-213-30831 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | Temporarily abandonedGas | 8,510 | May 25, 2001 | — | — |
| Texas Power & Light Company #542-213-30832 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | ActiveGas | 8,501 | May 25, 2001 | — | — |
| Holland R. H. #242-357-31834 | United Oil & Shale LLC | Ochiltree, TXNorthrup (Cleveland) | ActiveGas | 9,900 | Jan 5, 2001 | — | — |
| Texas Power & Light Company #442-213-30818 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | Temporarily abandonedGas | 9,400 | Jan 2, 2001 | — | — |
| Humphreys #242-211-32482 | United Oil & Shale LLC | Hemphill, TXCanadian SE (Douglas) | ActiveGas | 7,320 | Dec 11, 2000 | — | — |
| Texas Power & Light Company #342-213-30815 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | Temporarily abandonedGas | 9,399 | Nov 14, 2000 | — | — |