| Slick, T.B. Estate A-229 O-4-12809 | Hilcorp Energy Company only | Rincon (Vicksburg 89A) | Starr | 2 | 2.02M | 2.29M | Jan 1998 – Jun 2023 |
| Slick, T. B. A-229 O-4-12873 | Hilcorp Energy Company only | Rincon (Vicksburg 89A) | Starr | 2 | 640K | 957K | Dec 1999 – Jun 2015 |
| Newsome Unit O-6-14931 | Linder, John Operating Co., LLC only | Newsome (Pittsburg 8200) | Camp | 13 | 283K | 0 | Jan 2010 – Apr 2026 |
| Whiting 8 O-10-56872 | Formentera Operations LLC only | Keystone (Wolfcamp) | Winkler | 1 | 161K | 109K | Feb 2022 – Apr 2026 |
| Semmes Trust, et al "906" O-4-13136 | Hilcorp Energy Company only | Rincon (Vicksburg 80) | Starr | 2 | 109K | 125K | Dec 2002 – Jan 2004 |
| Johnson O-6-11016 | Fairway Resources Operating, LLC only | Newsome (Pittsburg 8200) | Camp | 1 | 92K | 21 | Jan 1993 – Dec 2009 |
| Semmes Trust , et al 906 O-4-13168 | Kerr-McGee Oil & Gas Onshore LLC only | Rincon (Vicksburg 87\89) | Starr | 1 | 76.2K | 67.5K | May 2003 – Feb 2004 |
| Miller "A" O-6-10734 | Fairway Resources Operating, LLC only | Newsome (Pittsburg 8200) | Camp | 1 | 58.7K | 21 | Jan 1993 – Dec 2009 |
| Swierc G. U. G-2-162763 | Texas Independent Explor Ltd. only | Tom Lyne (Luling 8800) | Live Oak | 1 | 47.5K | 3.01M | Oct 1996 – Mar 2001 |
| KMF 120 G-4-186773 | Sarita Energy Resources, Ltd. only | Potrero Toro (Frio G 89) | Kenedy | 1 | 46.7K | 1.59M | Jun 2001 – Aug 2004 |
| Messer "B" O-6-11893 | Bishop Petroleum Inc. only | Newsome (Pittsburg 8200) | Camp | 1 | 45.6K | 20 | Jan 1993 – Feb 1999 |
| Messer "A" O-6-11406 | Fairway Resources Operating, LLC only | Newsome (Pittsburg 8200) | Camp | 1 | 42.1K | 21 | Jan 1993 – Dec 2009 |
| Ripple, Roddy O-4-12661 | Wallis Energy, Inc. only | Brayton, N. (Vicksburg 8950) | Nueces | 1 | 40.1K | 169K | Apr 1997 – Apr 2026 |
| Swierc G. U. G-2-178849 | D90 Energy, LLC only | Tom Lyne (Luling 8800 East) | Live Oak | 1 | 34.1K | 1.63M | Oct 1997 – Jan 2023 |
| Young 82 O-8-25833 | Extex Operating Company only | Roscoe, South (Penn Lime) | Nolan | 1 | 28.7K | 40.4K | Jan 1993 – Nov 2023 |
| Barron O-6-10887 | Fairway Resources Operating, LLC only | Newsome (Pittsburg 8200) | Camp | 1 | 26.1K | 21 | Jan 1993 – Dec 2009 |
| Vaiden "A" O-6-11103 | Fairway Resources Operating, LLC only | Newsome (Pittsburg 8200) | Camp | 2 | 26.1K | 19 | Jan 1993 – Dec 2009 |
| Wildi O-3-25447 | Choice Exploration, Inc. only | Cottonwood (Vicksburg 8358) | Liberty | 1 | 25.8K | 0 | Nov 2009 – Mar 2015 |
| La Presa G-4-223826 | D. O. G. Operating, LLC only | Jack Russell (Vicksburg 8520) | Brooks | 1 | 21.1K | 2.52M | Dec 2006 – Mar 2024 |
| Lyne, T.J. G-2-162197 | Vastar Resources, Inc. only | Tom Lyne (Luling 8800) | Live Oak | 1 | 19.9K | 1.11M | Feb 1997 – Apr 1998 |
| McBee,wm.d.etal-H.freeman UNIT#2 O-6-1130 | Moss Petroleum Company only | Newsome (Pittsburg 8200) | Camp | 1 | 17.9K | 20 | Jan 1993 – Apr 2002 |
| Ripple, Roddy G-4-155499 | Lomak Production Company only | Brayton, N. (Vicksburg 8950) | Nueces | 1 | 15.8K | 83K | Aug 1995 – Mar 1997 |
| La Presa G-4-242015 | D. O. G. Operating, LLC only | Jack Russell (Vicksburg 8520) | Brooks | 1 | 15.1K | 319K | Oct 2008 – Aug 2023 |
| Hall, J. F. State G-4-70638 | Killam Oil Co., Ltd. only | Rincon, North (Vicksburg 8200) | Starr | 1 | 14.8K | 2.54M | Jan 1993 – Apr 2026 |
| Chapa, David G-4-135322 | Totalfinaelf E&P USA Inc only | Tabasco (Vicksburg 8600) | Hidalgo | 1 | 12.5K | 979K | Jan 1993 – Nov 2002 |
| Williams, Maude et al "A" G-2-205741 | Hilcorp Energy Company only | Lake Pasture (Vicksburg 8100) | Refugio | 1 | 10.5K | 836K | Sep 2004 – Jul 2015 |
| Hall, J. F. State G-4-156040 | Killam Oil Co., Ltd. only | Rincon, North (Vicksburg 8200) | Starr | 1 | 9.39K | 478K | Aug 1995 – May 1997 |
| Slick Est. -C- G-4-126992 | Mountain V Texas, LLC only | Borosa, NW. (Vicksburg 8350) | Starr | 1 | 9.39K | 1.49M | Jan 1993 – Apr 2026 |
| Nimmo G.U. NO.1 G-4-100836 | Wagner Oil Company only | Yzaguirre (Vicksburg 8600) | Starr | 1 | 9.16K | 339K | Jan 1993 – Mar 2002 |
| Barron "A" O-6-10886 | Fairway Resources Operating, LLC only | Newsome (Pittsburg 8200) | Camp | 1 | 8.3K | 20 | Jan 1993 – Oct 2004 |
| Flavio Venecia GU #1 G-4-146487 | Neuhaus, V. F. Properties, Inc. only | La Encantada (Vicksburg 8800) | Brooks | 1 | 8.2K | 230K | Oct 1993 – Mar 1995 |
| Martinez, B. G-4-37623 | Hilcorp Energy Company only | Rincon, North (Vicksburg 8200) | Starr | 1 | 8.14K | 1.36M | Jan 1993 – May 2005 |
| Martinez -B- G-4-176565 | Hilcorp Energy Company only | Rincon, North (Vicksburg 8200) | Starr | 1 | 8.05K | 633K | Mar 2000 – Apr 2026 |
| Cleopatra G-4-241047 | Orx Resources, L.L.C. only | El Pavo (Vicksburg 8250) | Starr | 1 | 6.99K | 1.02M | Jun 2008 – Apr 2026 |
| Williams, Maude et al "A" G-2-214334 | Hilcorp Energy Company only | Lake Pasture (Vicksburg 8100) | Refugio | 1 | 6.45K | 1.2M | Aug 2005 – Jan 2021 |
| Young 82 O-8-22294 | Ogs Operating Company, Inc. only | Highland (Mississippian) | Nolan | 1 | 6.3K | 16.6K | Jan 1993 – May 1996 |
| Guerra, Arcadio G-4-177134 | Hilcorp Energy Company only | McMoran (Vicksburg 8200) | Hidalgo | 1 | 5.96K | 336K | Jan 2000 – Aug 2025 |
| Zimmerman, R.M. G-4-160209 | Barrett Brothers Oil & Gas, Inc. only | El Pavo (Vicksburg 8250) | Starr | 1 | 5.74K | 610K | Aug 1996 – Jun 2000 |
| Semmes Trust et al 906 O-4-13333 | Hilcorp Energy Company only | Rincon (Vicksburg 87\89) | Starr | 2 | 5.08K | 1.56K | Oct 2005 – Oct 2005 |
| Burlington Fee A-517 G-2-242116 | Hunt Oil Company only | R. S. E. (Luling 8700) | Live Oak | 1 | 5.02K | 247K | Oct 2007 – Jul 2008 |
| Young 83 O-8-23190 | Ogs Operating Company, Inc. only | Highland (Mississippian) | Nolan | 1 | 4.34K | 4.27K | Jan 1993 – Aug 1995 |
| State of Texas Gas Unit #1 G-4-173496 | Shell Western E&P only | Borosa, S. (Vicksburg 8850) | Starr | 1 | 3.69K | 325K | Feb 1999 – Jul 2001 |
| La Presa G-4-232767 | D. O. G. Operating, LLC only | Jack Russell (Vicksburg 8520) | Brooks | 1 | 2.76K | 920K | Nov 2007 – Sep 2023 |
| Mulholland, Etal G-4-242919 | Orx Resources, L.L.C. only | El Pavo (Vicksburg 8250) | Starr | 1 | 2.36K | 148K | May 2008 – Oct 2008 |
| KCT G-4-193154 | Sarita Energy Resources, Ltd. only | Potrero Toro (Frio G 89) | Kenedy | 1 | 2.17K | 95.5K | Dec 2002 – Aug 2003 |
| Alvarado, Francisco G-4-66568 | Neuhaus, V. F. Properties, Inc. only | Rincon, North (Vicksburg 8500) | Starr | 1 | 1.65K | 391K | Jan 1993 – May 2011 |
| McGill Bros. NCT-1 G-4-140800 | Chevron U. S. A. Inc. only | Encinitas (Vicksburg 8000) | Brooks | 1 | 1.59K | 1.42M | Jan 1993 – Sep 2004 |
| La Presa G-4-237334 | D. O. G. Operating, LLC only | Jack Russell (Vicksburg 8520) | Brooks | 1 | 1.5K | 146K | Mar 2008 – Feb 2016 |
| Guerra, Arcadio G-4-47174 | Merit Energy Company only | McMoran (Vicksburg 8400) | Hidalgo | 1 | 1.37K | 60.1K | Jan 1993 – Dec 1999 |
| Barrera G-4-182554 | Sierra Resources, LLC only | McMoran (Vicksburg 8400) | Hidalgo | 1 | 1.3K | 181K | Apr 2001 – Feb 2002 |