| King Ranch Stratton #a 24D42-249-02293 | EOG Resources Inc. only | Jim WellsWildcat | PluggedGas | 7,150 | Jun 1, 2006 | 4 | Apr 2015 |
| Wardner G. P. #8642-355-05323 | Apache Corporation only | NuecesStratton (Consolidated) | PluggedGas | 6,710 | May 19, 1999 | 1 | Aug 2012 |
| Texon Royalty Co. #f 1242-355-05349 | Urban Oil & Gas Group LLC only | NuecesStratton (Consolidated) | PluggedGas | 5,880 | May 20, 1997 | 2 | Apr 1997 |
| Texon Royalty Company #f 1642-355-05353 | Urban Oil & Gas Group LLC only | NuecesStratton (Consolidated) | ActiveGas | 5,920 | Nov 13, 1996 | 2 | Apr 2026 |
| King Ranch Stratton #p 7342-273-00319 | Exxon Mobil Corporation only | KlebergStratton (Consolidated) | PluggedGas | 7,120 | Sep 15, 1995 | 5 | Mar 1998 |
| Union Cent. -B- #2042-355-33002 | Sarita Energy Resources Ltd. only | NuecesStratton (Consolidated) | ActiveOil | 7,875 | Apr 11, 1995 | 1 | Apr 2026 |
| Wardner G. P. #22142-355-32891 | Apache Corporation only | NuecesStratton (Consolidated) | PluggedGas | 9,500 | Jan 5, 1995 | 3 | Jan 1996 |
| Union Cent. -B- #1242-355-05223 | Austin Resources Corporation only | NuecesStratton | PluggedOil | 6,800 | Sep 24, 1993 | 1 | Oct 1999 |
| Union Cent. -B- #942-355-05221 | Austin Resources Corporation only | NuecesStratton | PluggedOil | 6,500 | Sep 13, 1993 | 1 | Oct 1999 |
| Sellers W.S. -a- #742-355-32688 | Apache Corporation only | NuecesStratton (Consolidated) | PluggedGas | 8,500 | Sep 22, 1992 | 4 | Aug 1999 |
| S. A. J. S. L. B. -B- #1 C42-355-05408 | Urban Oil & Gas Group LLC only | NuecesStratton (Consolidated) | ActiveGas | 7,266 | Nov 21, 1991 | 1 | Apr 2026 |
| Rivers -a- #18 D42-355-32750 | Urban Oil & Gas Group LLC only | NuecesAgua Dulce (Consolidated Frio) | ActiveGas | 7,350 | Nov 7, 1991 | 5 | Apr 2026 |
| Basin-Scotty #14442-273-31404 | Basin Resources Corporation only | KlebergPearsall (Austin Chalk) | PluggedOil | 6,250 | Jul 11, 1991 | 2 | Dec 1995 |
| Wardner G.P. #185 F42-273-32109 | Urban Oil & Gas Group LLC only | KlebergStratton (Consolidated) | ActiveGas | 10,450 | Dec 3, 1990 | 4 | Apr 2026 |
| Wardner G.P. #20142-355-32701 | Urban Oil & Gas Group LLC only | NuecesStratton (Consolidated) | ActiveGas | 7,500 | Sep 25, 1990 | 5 | Apr 2026 |
| Texon Royalty Co. #f 1142-355-05348 | Urban Oil & Gas Group LLC only | NuecesStratton (Consolidated) | PluggedGas | 5,878 | Aug 9, 1990 | 1 | Sep 2004 |
| Texon Royalty Co. #f 1542-355-05352 | Apache Corporation only | NuecesStratton (Consolidated) | PluggedGas | 5,911 | Jul 13, 1990 | 2 | — |
| Wardner G.P. #2842-273-00165 | Union Pacific Resources Company only | KlebergStratton (Consolidated) | PluggedGas | 6,547 | May 3, 1990 | 3 | — |
| Wardner G. P. #193 F42-355-32685 | Union Pacific Resources Company only | NuecesStratton (Comstock) | PluggedGas | 8,490 | May 3, 1990 | 5 | Dec 1995 |
| Texon Royalty Co. #f 542-355-05343 | Urban Oil & Gas Group LLC only | NuecesStratton (Consolidated) | PluggedGas | 6,440 | Apr 9, 1990 | 1 | Mar 2002 |
| Texon Royalty Co. #f 442-355-05342 | Apache Corporation only | NuecesStratton (Consolidated) | PluggedGas | 6,400 | Apr 2, 1990 | 1 | Nov 2006 |
| Union Central Life Ins. Co. #1242-355-05365 | Urban Oil & Gas Group LLC only | NuecesStratton (Consolidated) | PluggedGas | 6,472 | Mar 19, 1990 | 1 | Sep 2004 |
| Union Central Life Ins. Co. #942-355-05362 | Apache Corporation only | NuecesStratton (Consolidated) | PluggedGas | 6,236 | Mar 15, 1990 | 1 | Feb 1995 |
| Wardner G.P. #9242-273-00168 | Urban Oil & Gas Group LLC only | KlebergStratton (Consolidated) | PluggedOil | 8,897 | Mar 1, 1990 | 1 | Apr 2026 |
| Texon Royalty Co. #f 742-355-05345 | Urban Oil & Gas Group LLC only | NuecesStratton (Consolidated) | ActiveGas | 6,834 | Jan 29, 1990 | 1 | Apr 2026 |
| Union Central Life Ins. Co. #1142-355-05364 | Urban Oil & Gas Group LLC only | NuecesStratton (Consolidated) | ActiveGas | 6,744 | Jan 4, 1990 | 2 | Apr 2026 |
| Texon Royalty Co. #f 842-355-05346 | Apache Corporation only | NuecesStratton (Consolidated) | PluggedGas | 6,458 | Dec 6, 1989 | 2 | Jan 2009 |
| Texon Royalty Co. #f 142-355-05339 | Apache Corporation only | NuecesStratton (Consolidated) | PluggedGas | 7,020 | Nov 29, 1989 | 2 | Apr 2001 |
| Texon Royalty Company #f 242-355-05340 | Urban Oil & Gas Group LLC only | NuecesStratton (Consolidated) | Temporarily abandonedGas | 6,412 | Nov 29, 1989 | 1 | Jan 2020 |
| Texon Royalty Co. #f 342-355-05341 | Urban Oil & Gas Group LLC only | NuecesStratton (Consolidated) | ActiveGas | 6,398 | Nov 28, 1989 | 3 | Apr 2026 |
| Union Central Life Ins. Co. #442-355-05357 | Urban Oil & Gas Group LLC only | NuecesStratton (Consolidated) | ActiveGas | 6,420 | Nov 6, 1989 | 1 | Apr 2026 |
| Union Central Life Ins. #1042-355-05363 | Union Pacific Resources Company only | NuecesStratton | PluggedOil | 6,400 | Aug 30, 1989 | 1 | — |
| Basin-Scotty #169 F42-273-32090 | Basin Resources Corporation only | KlebergPearsall (Austin Chalk) | PluggedOil | 8,200 | Jul 10, 1989 | 3 | Mar 2012 |
| King Ranch Stratton #a 27 F42-273-01735 | Exxon Corp. only | KlebergStratton (Consolidated) | PluggedGas | 8,617 | Jun 13, 1989 | 1 | Mar 2006 |
| Mosley Dryden B #342-355-32586 | Apache Corporation only | NuecesStratton (Consolidated) | PluggedGas | 8,200 | Dec 2, 1988 | 3 | Aug 1997 |
| Wuensche Helen Coleman et al #142-355-32117 | HLS Producing Inc. only | NuecesStratton | PluggedOil | 8,050 | Jul 5, 1988 | 3 | — |
| Till Oliver F. et al #1SW42-355-05191 | HLS Producing Inc. only | NuecesStratton (Consolidated) | PluggedGas | 6,730 | Feb 5, 1988 | 1 | — |
| Wardner G.P. #7342-355-05315 | Apache Corporation only | NuecesStratton (Consolidated) | PluggedGas | 7,548 | Nov 4, 1987 | 3 | Feb 2001 |
| Union Central Life Ins. a #642-355-05359 | Apache Corporation only | NuecesStratton (Consolidated) | PluggedGas | 6,796 | Jul 30, 1987 | 1 | Jan 2003 |
| Sellers W.S. -a- #342-355-05205 | Urban Oil & Gas Group LLC only | NuecesStratton (Consolidated) | ActiveGas | 6,513 | Jul 20, 1987 | 1 | Apr 2026 |
| Texon Royalty Co. #f 1042-355-05347 | Apache Corporation only | NuecesStratton (Consolidated) | PluggedGas | 7,405 | Apr 1, 1987 | 1 | Nov 2005 |
| Texon Royalty Co. #f 642-355-05344 | Apache Corporation only | NuecesStratton (Consolidated) | PluggedGas | 6,419 | Jul 29, 1986 | 1 | Feb 2000 |
| King Ranch Stratton #P126 T42-273-00288 | Exxon Corp. only | KlebergStratton (Consolidated) | PluggedGas | 7,200 | Aug 13, 1985 | 2 | — |
| King Ranch Stratton #P17642-273-00314 | Exxon Corp. only | KlebergStratton (Wardner) | PluggedGas | 6,660 | Mar 29, 1985 | 2 | — |
| King Ranch Stratton #P259 F42-273-31207 | Exxon Mobil Corporation only | KlebergStratton (Consolidated) | PluggedGas | 7,500 | Feb 19, 1985 | 3 | May 2019 |
| King Ranch - Stratton #t 5 T42-273-00302 | Exxon Corp. only | KlebergStratton (S-4) | PluggedOil | 7,252 | Jan 8, 1985 | 1 | — |
| Wardner G. P. #67 C42-355-05312 | Champlin Petroleum Co. only | NuecesStratton (F-39) | PluggedGas | 7,130 | Apr 25, 1984 | 2 | — |
| Wardner, G. P. #35 U42-249-02294 | Champlin Petroleum Co. only | Jim WellsStratton (A-5400) | PluggedGas | 6,547 | Sep 9, 1983 | 1 | — |
| Wardner G.P. #15042-355-31638 | Urban Oil & Gas Group LLC only | NuecesStratton (Consolidated) | Temporarily abandonedGas | 7,580 | Mar 3, 1983 | 3 | Nov 2001 |
| King Ranch Stratton #p 67 L42-273-00313 | Exxon Corp. only | KlebergStratton (R-13) | PluggedGas | 7,197 | Nov 24, 1982 | 1 | — |