| Swepi-Sanchez O&G FNB Cincinnati #142-215-33025 | Shell Western E&P | HidalgoWildcat | PluggedGas | 18,000 | Oct 7, 2002 | 3 | — |
| Wilson 40 #1HZ42-495-30270 | Shell Western E&P | WinklerPapoose (Atoka) | PluggedGas | 15,500 | Jun 20, 2001 | 1 | Apr 2012 |
| Prosper Kotara Gas Unit #142-215-32568 | Shell Western E&P | HidalgoThe Doxology (LWR Vicksburg Cons | PluggedGas | 18,000 | Apr 20, 2001 | 3 | Oct 2009 |
| McAllen A. A. #3442-215-30187 | Shell Western E&P | HidalgoMcAllen Ranch (Vksbg P-V S Cons) | PluggedGas | 12,900 | Oct 3, 2000 | 1 | Dec 2003 |
| McAllen A.A. #5942-215-30898 | Shell Western E&P | HidalgoMcAllen Ranch (Vksbg P-V S Cons) | PluggedGas | 14,500 | Dec 2, 1999 | 2 | Sep 1998 |
| Ritchey #142-301-30438 | Shell Western E&P | LovingDimmitt (Delaware Cons) | PluggedOil | 7,000 | Jul 12, 1999 | 3 | Aug 2012 |
| Woods Christian #2542-215-31119 | Shell Western E&P | HidalgoMcAllen Ranch (Vicksburg R-3) | PluggedGas | 14,730 | Dec 11, 1998 | 2 | Jan 2000 |
| McAllen Fieldwide Unit #4242-215-01957 | Shell Western E&P | HidalgoMcAllen (Hansen) | PluggedGas | 11,900 | May 8, 1998 | 3 | Nov 2004 |
| Santa FE Ranch #13J42-047-01337 | Shell Western E&P | BrooksSanta FE East (Zone 3) | PluggedGas | 8,100 | May 6, 1998 | 1 | May 1998 |
| Beaurline A. W. #1042-215-31435 | Shell Western E&P | HidalgoMcAllen Ranch (Vicksburg S E.) | PluggedGas | 16,000 | May 1, 1998 | 2 | Jul 2001 |
| Santa FE Ranch #45 D42-047-30741 | Shell Western E&P | BrooksSanta FE East (Massive 1ST 5) | PluggedGas | 9,500 | Mar 27, 1998 | 7 | May 2013 |
| Hinojosa G.G. #842-505-31450 | Shell Western E&P | ZapataWildcat | PluggedGas | 19,500 | Feb 17, 1998 | 2 | Feb 1998 |
| Santa FE Ranch #4642-047-30735 | Shell Western E&P | BrooksSanta FE East (Zone 3) | PluggedGas | 9,300 | Jan 23, 1998 | 4 | Jul 1998 |
| McAllen A. A. #3942-215-30216 | Shell Western E&P | HidalgoMcAllen Ranch (Vicksburg S SE.) | PluggedGas | 13,214 | Dec 18, 1997 | 3 | Nov 1995 |
| Jerico Ltd. Gas Unit #142-215-32059 | Shell Western E&P | HidalgoCadre (Vicksburg Patriot) | PluggedGas | 18,000 | Dec 18, 1997 | 2 | Jan 2002 |
| Santa FE Ranch #33D42-047-30336 | Shell Western E&P | BrooksSanta FE East (Zone 3) | PluggedGas | 9,050 | Dec 16, 1997 | 5 | Aug 2004 |
| Brown Altman Acct 6 #742-495-32510 | Shell Western E&P | WinklerEmperor (Wolfcamp) | PluggedOil | 9,400 | Sep 3, 1997 | 2 | Feb 1999 |
| Beaurline A.W. #2042-215-32409 | Shell Western E&P | HidalgoMcAllen Ranch (Vicksburg y E.) | PluggedGas | 14,000 | Mar 26, 1997 | 1 | May 2000 |
| Bass TXL -33- #142-301-30621 | Shell Western E&P | LovingDimmitt (Delaware Cons) | PluggedOil | 6,500 | Mar 6, 1997 | 2 | Sep 1997 |
| Walton J. B. #342-495-00066 | Shell Western E&P | WinklerKermit (Yates) | PluggedGas | 3,164 | Jul 16, 1996 | 1 | Aug 2026 |
| McAllen A. A. #7342-215-31120 | Shell Western E&P | HidalgoMcAllen Ranch (Vksbg P-V S Cons) | PluggedGas | 12,600 | Jun 18, 1996 | 2 | Oct 2004 |
| McAllen A.A. #1042-215-31169 | Shell Western E&P | HidalgoMcAllen Ranch (Vksbg P-V S Cons) | PluggedGas | 16,700 | Jun 13, 1996 | 2 | Sep 2000 |
| Boston Texas Land & Trust #2042-215-32280 | Shell Western E&P | HidalgoJavelina (Vicksburg Cons.) | PluggedGas | 13,100 | Dec 5, 1995 | 1 | Aug 2003 |
| McAllen A. A. #9142-215-32243 | Shell Western E&P | HidalgoMcAllen Ranch (Vksbg P-V S Cons) | PluggedGas | 13,100 | Jul 11, 1995 | 4 | Nov 1996 |
| McAllen A.A. #9042-215-32238 | Shell Western E&P | HidalgoMcAllen Ranch (Vicksburg S S.) | PluggedGas | 13,200 | Jun 15, 1995 | 1 | Jun 1997 |
| TXL 43 #842-389-32085 | Shell Western E&P | ReevesJeanita (Cherry Canyon) | PluggedOil | 4,900 | Jun 9, 1995 | 1 | Jan 2014 |
| TXL 43 #742-389-32082 | Shell Western E&P | ReevesJeanita (Cherry Canyon) | PluggedOil | 4,900 | Jan 19, 1995 | 1 | Jan 2014 |
| Young C #142-367-31510 | Shell Western E&P | ParkerSpringtown (Caddo) | PluggedGas | 6,000 | Aug 4, 1994 | 2 | Apr 1995 |
| Jerico Ltd Gas Unit #442-215-32184 | Shell Western E&P | HidalgoCadre (Vicksburg Patriot) | PluggedGas | 16,500 | Aug 3, 1994 | 1 | Sep 2000 |
| TXL 43 #642-389-32072 | Shell Western E&P | ReevesJeanita (Cherry Canyon) | PluggedOil | 4,900 | Jun 27, 1994 | 1 | Jan 2014 |
| McAllen Fieldwide Unit #2742-215-01520 | Shell Western E&P | HidalgoMcAllen (Coke 5800 FB A) | PluggedGas | 7,300 | Mar 21, 1994 | 3 | Sep 1993 |
| J. C. Mann Gas Unit #442-215-32159 | Shell Western E&P | HidalgoCadre (Vicksburg Patriot) | PluggedGas | 16,900 | Mar 10, 1994 | 1 | Dec 1999 |
| TXL 43 #542-301-31014 | Shell Western E&P | LovingJeanita (Cherry Canyon) | PluggedOil | 4,900 | Nov 12, 1993 | 1 | Jan 2014 |
| McAllen A. A. #8542-215-32138 | Shell Western E&P | HidalgoMcAllen Ranch (Vksbg P-V S Cons) | PluggedGas | 14,000 | Sep 28, 1993 | 1 | Jan 2001 |
| TXL 43 #1D42-389-31801 | Shell Western E&P | ReevesJeanita (Cherry Canyon) | PluggedOil | 4,560 | Sep 14, 1993 | 2 | Jan 2014 |
| Johnson -34- #142-301-30055 | Shell Western E&P | LovingSlash Ranch (Penn) | PluggedGas | 17,000 | Jul 15, 1993 | 2 | Oct 2015 |
| TXL 43 #442-389-32045 | Shell Western E&P | ReevesJeanita (Cherry Canyon) | PluggedOil | 7,000 | Jun 28, 1993 | 1 | Jan 2014 |
| TXL 43 #342-389-32040 | Shell Western E&P | ReevesJeanita (Cherry Canyon) | PluggedOil | 4,750 | Feb 10, 1993 | 1 | Jan 2014 |
| TXL 43 -a- #242-301-30997 | Shell Western E&P | LovingJeanita (Cherry Canyon) | PluggedOil | 4,725 | Dec 29, 1992 | 1 | Jan 2014 |
| Jerico Ltd. Gas Unit #342-215-32112 | Shell Western E&P | HidalgoCadre (Vicksburg Patriot) | PluggedGas | 16,500 | Dec 16, 1992 | 1 | Feb 2002 |
| Bass TXL 27 #142-301-30622 | Shell Western E&P | LovingDimmitt (Delaware Cons) | PluggedOil | 6,500 | Dec 11, 1992 | 3 | Mar 2014 |
| TXL 43 -a- #142-301-30988 | Shell Western E&P | LovingJeanita (Cherry Canyon) | PluggedOil | 4,750 | Aug 20, 1992 | 1 | Jan 2014 |
| Hill M. J. -23-a- #3142-495-31302 | Shell Western E&P | WinklerHalley South (Queen Sand) | PluggedOil | 5,400 | Apr 15, 1991 | 3 | Dec 2004 |
| Hill M. J. -23-a- #2242-495-05436 | Shell Western E&P | WinklerHalley South (Queen Sand) | PluggedOil | 5,375 | Feb 26, 1991 | 1 | Dec 2004 |
| Woods Christian #3542-215-31794 | Shell Western E&P | HidalgoMcAllen Ranch (Vicksburg K Cons) | PluggedGas | 12,000 | Aug 10, 1990 | 2 | Jan 2000 |
| Brown-Altman a/C 2 #842-495-05618 | Shell Western E&P | WinklerEmperor East (Clear Fork Lo.) | PluggedOil | 11,435 | Apr 18, 1990 | 1 | — |
| Lineberry-Scarborough Sec. 8 #1D42-301-30456 | Shell Western E&P | LovingWheat | PluggedOil | 7,000 | Feb 16, 1988 | 2 | — |
| Dixie Mortgage-Pawelek Gas Unit #242-215-30912 | Shell Western E&P | HidalgoJavelina (Vicksburg Cons.) | PluggedGas | 14,000 | Oct 20, 1987 | 2 | — |
| McAllen A. A. #5342-215-30788 | Shell Western E&P | HidalgoMcAllen Ranch (Vksbg L-V N Cons | PluggedGas | 13,500 | Mar 9, 1987 | 3 | Jun 2005 |
| Beaurline A. W. #842-215-31437 | Shell Western E&P | HidalgoMcAllen Ranch(vicksburg-U-V- SE) | PluggedGas | 14,500 | Jun 24, 1985 | 2 | Feb 1993 |