| Denman -H- #10142-227-42670 | United Oil & Shale LLC | Howard, TXIatan East Howard | ActiveOil | 3,386 | Jan 23, 2025 | — | — |
| Sabre #1WS42-389-30902 | United Oil & Shale LLC | Reeves, TXChapman N. E. (Bell Canyon) | Shut inOil | 15,733 | Aug 10, 2023 | — | — |
| Wight Unit #14642-135-35380 | United Oil & Shale LLC | Ector, TXCowden North | Shut inOil | 10,700 | Aug 3, 2023 | — | — |
| Optimus Prime C #342-213-31117 | United Oil & Shale LLC | Henderson, TXMalakoff S. (Bacon Lime) | Shut inOil | 10,050 | Nov 18, 2022 | — | — |
| Pundt 517 #4517HHZ42-295-33208 | United Oil & Shale LLC | Lipscomb, TXLipscomb S.E. (Cleveland) | Temporarily abandonedGas | 7,926 | Dec 3, 2019 | — | — |
| Citizens National Bank #g 942-295-32157 | United Oil & Shale LLC | Lipscomb, TXCNB (Atoka) | Temporarily abandonedGas | 9,990 | Nov 13, 2019 | — | — |
| Enserch Processing Inc. #142-213-30789 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | ActiveGas | 8,836 | Nov 12, 2019 | — | — |
| Wight L. E. Mrs. -a-9- #1042-135-07460 | United Oil & Shale LLC | Ector, TXCowden North (Deep) | PluggedOil | 5,280 | May 6, 2019 | — | — |
| Wight L. E. Mrs. -4- #1442-135-31502 | United Oil & Shale LLC | Ector, TXCowden North (Deep) | Shut inOil | 5,290 | Apr 26, 2019 | — | — |
| Enserch Processing Inc. #242-213-30797 | United Oil & Shale LLC | Henderson, TXLake Trinidad (Rodessa) | ActiveOil | 8,960 | Dec 6, 2018 | — | — |
| Wight Unit #11042-135-32809 | United Oil & Shale LLC | Ector, TXCowden North | ActiveOil | 4,380 | Aug 20, 2015 | — | — |
| Cutter Ethel K. -a- #142-357-80003 | United Oil & Shale LLC | Ochiltree, TXBarlow (Morrow) | Temporarily abandonedGas | 7,986 | Apr 27, 2015 | — | — |
| Brillhart 33 #c 1HKHZ42-195-31908 | United Oil & Shale LLC | Hansford, TXHansford (Kansas City) | Shut inOil | 5,458 | Sep 8, 2014 | — | — |
| Woods Ima #142-483-30919 | United Oil & Shale LLC | Wheeler, TXKey (Morrow Up.) | Temporarily abandonedGas | 17,150 | May 17, 2014 | — | — |
| Smith Ranch #670142-359-30392 | United Oil & Shale LLC | Oldham, TXPaint Ridge (Canyon Granite WSH) | Shut inOil | 9,560 | Dec 19, 2013 | — | — |
| Maulsby #401HHZ42-393-32518 | United Oil & Shale LLC | Roberts, TXLard Ranch (Granite Wash -C-) | ActiveGas | 8,455 | May 16, 2013 | — | — |
| Snyder -B- #66R42-227-37056 | United Oil & Shale LLC | Howard, TXSnyder | PluggedOil | 3,700 | Jun 29, 2012 | — | — |
| King #159242-295-80422 | United Oil & Shale LLC | Lipscomb, TXBradford (Tonkawa) | ActiveOil | 6,457 | Apr 2, 2012 | — | — |
| Brillhart H C 925 #2HHZ42-357-33097 | United Oil & Shale LLC | Ochiltree, TXKiowa Creek (Marmaton) | Shut inOil | 6,705 | Mar 14, 2012 | — | — |
| Southwest McElroy Unit #3842-461-10599 | United Oil & Shale LLC | Upton, TXMcElroy | Shut inOil | 3,250 | Nov 17, 2011 | — | — |
| Boles #3019HHZ42-483-33294 | United Oil & Shale LLC | Wheeler, TXFrye Ranch (Consolidated) | Temporarily abandonedGas | 11,969 | Aug 25, 2011 | — | — |
| RW #1009HHZ42-211-34210 | United Oil & Shale LLC | Hemphill, TXRamp NE. (Granite Wash) | Temporarily abandonedGas | 11,304 | Apr 9, 2008 | — | — |
| Sabre Delaware Unit #11142-389-30913 | United Oil & Shale LLC | Reeves, TXSabre (Delaware) | ActiveOil | 4,300 | Jan 14, 2008 | — | — |
| Brillhart S. L. #482342-357-31576 | United Oil & Shale LLC | Ochiltree, TXPeery (Cleveland) | Shut inOil | 7,560 | Jan 9, 2008 | — | — |
| Cricket 439 #3HHZ42-295-33266 | United Oil & Shale LLC | Lipscomb, TXLipscomb S.E. (Cleveland) | Shut inOil | 8,331 | Dec 12, 2007 | — | — |
| Osborne #342-393-30131 | United Oil & Shale LLC | Roberts, TXShreikey (Morrow) | Temporarily abandonedGas | 10,960 | Sep 4, 2007 | — | — |
| RW #100942-211-33834 | United Oil & Shale LLC | Hemphill, TXBuffalo Wallow (Granite Wash) | ActiveGas | 12,421 | Jan 31, 2007 | — | — |
| Enserch Processing Inc. #1142-213-30887 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | ActiveGas | 8,500 | May 26, 2005 | — | — |
| Wright #742-211-33119 | United Oil & Shale LLC | Hemphill, TXCanadian SE (Douglas) | Temporarily abandonedGas | 7,755 | Nov 4, 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 | — | — |
| Keystone-Jenkins #642-495-03773 | United Oil & Shale LLC | Winkler, TXKeystone (Colby) | Shut inOil | 8,560 | May 7, 2002 | — | — |
| Enserch Processing Inc. #442-213-30814 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | Temporarily abandonedGas | 9,400 | Mar 18, 2002 | — | — |
| 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 | — | — |
| 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 | — | — |
| Texas Power & Light Company #342-213-30815 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | Temporarily abandonedGas | 9,399 | Nov 14, 2000 | — | — |
| Texas Power & Light Company #242-213-30805 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | Temporarily abandonedGas | 8,012 | Jul 28, 2000 | — | — |
| Arnold #142-213-30803 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | Temporarily abandonedGas | 8,012 | Jul 14, 2000 | — | — |
| Spi-SWD #142-213-30798 | United Oil & Shale LLC | Henderson, TXTrinidad S. E. (Travis Peak) | Temporarily abandonedGas | 4,500 | Mar 28, 2000 | — | — |
| Hoover #401842-211-32330 | United Oil & Shale LLC | Hemphill, TXHemphill (Douglas) | Temporarily abandonedGas | 8,120 | Dec 30, 1998 | — | — |
| Martin Trust C #308142-393-31426 | United Oil & Shale LLC | Roberts, TXClark Martin (Granite Wash) | Temporarily abandonedGas | 9,850 | Nov 3, 1998 | — | — |
| Jones W.S. & E.C. Estate #442-211-32307 | United Oil & Shale LLC | Hemphill, TXHiggins South (Morrow) | Temporarily abandonedGas | 12,350 | Sep 1, 1998 | — | — |
| Alexander a #242-195-31375 | United Oil & Shale LLC | Hansford, TXBrillhart S. (Oswego) | Temporarily abandonedGas | 8,750 | Jul 20, 1998 | — | — |