| Von Blucher G-4-129375 | Urban Oil & Gas Group, LLC only | Brayton, N. (Vicksburg 11100) | Nueces | 1 | 611K | 8M | Jan 1993 – Dec 2003 |
| Von Blucher G-4-136027 | Urban Oil & Gas Group, LLC only | Brayton, N. (Vicksburg 11100) | Nueces | 1 | 404K | 5.19M | Jan 1993 – Apr 2017 |
| La Jolla G-4-138097 | Linn Operating, Inc. only | Brayton, N. (Vicksburg 11100) | Nueces | 1 | 259K | 1.96M | Jan 1993 – Jan 1999 |
| La Jolla G-4-145366 | Urban Oil & Gas Group, LLC only | Brayton, N. (Vicksburg 11100) | Nueces | 1 | 210K | 2.08M | Mar 1993 – Dec 2003 |
| Gillespie Gas Unit G-4-178026 | Pangea's Edge Operating Co LLC only | Brayton, N. (Vicksburg 9150) | Nueces | 1 | 178K | 1.58M | May 2000 – Apr 2026 |
| Blucher, Von G-4-146276 | Urban Oil & Gas Group, LLC only | Brayton, N. (Vicksburg 11,500) | Nueces | 1 | 133K | 1.66M | Jul 1993 – May 2017 |
| Gillespie Gas Unit G-4-225567 | Pangea's Edge Operating Co LLC only | Brayton, N. (Vicksburg 9250) | Nueces | 1 | 96.1K | 579K | Dec 2006 – Apr 2026 |
| Gillespie G-4-130959 | Alegre Operating, Inc. only | Brayton, N. (Vicksburg 11,100 A) | Nueces | 1 | 93.6K | 1.24M | Jan 1993 – Nov 2000 |
| Blucher, Von G-4-146142 | Devon Energy Production Co, L.P. only | Brayton, N. (Vicksburg 11,500) | Nueces | 1 | 86K | 715K | Jun 1993 – Jun 2011 |
| Von Blucher G-4-130241 | Devon Energy Production Co, L.P. only | Brayton, N. (Vicksburg 11,500) | Nueces | 1 | 74.5K | 1.09M | Jan 1993 – Oct 2008 |
| Blucher, Von G-4-147259 | Urban Oil & Gas Group, LLC only | Brayton, N. (Vicksburg 11,500) | Nueces | 1 | 60.7K | 870K | Oct 1993 – Mar 2026 |
| Schulze, Herbert K et Al G-4-173536 | Hughes, Dan A. Company, L.P. only | Brayton, N. (Vx. Causey) | Nueces | 1 | 59K | 1.51M | Apr 1999 – Mar 2007 |
| Bray Unit G-13-273425 | EOG Resources, Inc. only | Newark, East (Barnett Shale) | Montague | 1 | 41.7K | 1.69M | May 2010 – Apr 2026 |
| La Jolla G-4-145367 | Pennzoil Exploration & Prod. Co. only | Brayton, N. (Vicksburg 11,500) | Nueces | 1 | 38.7K | 104K | Feb 1993 – Jan 1998 |
| Bray a Unit G-13-273443 | EOG Resources, Inc. only | Newark, East (Barnett Shale) | Montague | 1 | 38.1K | 1.66M | May 2010 – Apr 2026 |
| La Jolla G-4-166996 | Urban Oil & Gas Group, LLC only | Brayton, N. (Vicksburg 10,400) | Nueces | 1 | 36.6K | 296K | Jan 1998 – Jan 2015 |
| Schumaker G-2-160542 | Brayton Operating Corp. only | El Torito (Yegua 9000) | Jackson | 1 | 35.4K | 1.37M | Dec 1995 – Jul 1996 |
| Bray a Unit G-13-273442 | EOG Resources, Inc. only | Newark, East (Barnett Shale) | Montague | 1 | 26.8K | 1.05M | May 2010 – Apr 2026 |
| Prieto G-4-149002 | Urban Oil & Gas Group, LLC only | Brayton, N. (Vicksburg 11100) | Nueces | 1 | 21.2K | 380K | Mar 1994 – Mar 2026 |
| Von Blucher G-4-247818 | Urban Oil & Gas Group, LLC only | Brayton, N. (Vicksburg 10,400) | Nueces | 1 | 21.2K | 199K | Oct 2008 – Mar 2026 |
| Bray Unit G-13-273426 | EOG Resources, Inc. only | Newark, East (Barnett Shale) | Montague | 1 | 19.7K | 623K | May 2010 – Mar 2020 |
| Gillespie Gas Unit G-4-174524 | Wadi Operating, LLC only | Brayton, N. (Vicksburg 10540) | Nueces | 1 | 19.5K | 115K | Jul 1999 – May 2000 |
| La Jolla G-4-143201 | Urban Oil & Gas Group, LLC only | Brayton, N. (Vicksburg 10,400) | Nueces | 1 | 16.5K | 306K | Jan 1993 – Mar 2026 |
| Blucher, Von G-4-136173 | Urban Oil & Gas Group, LLC only | Brayton, N. (Vicksburg 10,400) | Nueces | 1 | 16.3K | 185K | Jan 1993 – Nov 2015 |
| Ripple, Roddy G-4-155499 | Lomak Production Company only | Brayton, N. (Vicksburg 8950) | Nueces | 1 | 15.8K | 83K | Aug 1995 – Mar 1997 |
| Von Blucher G-4-262426 | Urban Oil & Gas Group, LLC only | Brayton, N. (Vicksburg 10,400) | Nueces | 1 | 13.7K | 209K | Aug 2011 – Mar 2026 |
| La Jolla G-4-138098 | Linn Operating, Inc. only | Brayton, N. (Vicksburg 10,400) | Nueces | 1 | 13.5K | 57.3K | Jan 1993 – Oct 2016 |
| Simmonds & Perry G-4-264339 | EOG Resources, Inc. only | Brayton, N. (Vicksburg 10,000) | Nueces | 1 | 12.9K | 132K | Dec 2011 – Oct 2013 |
| Gisler G-2-204140 | Brayton Operating Corp. only | Mission Valley (Middle Wilcox) | Victoria | 1 | 11.6K | 359K | Apr 2004 – Jan 2006 |
| Bray G-14-24755 | Burk Royalty Co., Ltd. only | Panhandle, West | Moore | 1 | 7.81K | 543K | Jan 1993 – Apr 2026 |
| Gillespie Unit G-4-117281 | Range Production Company only | Brayton, N. (Vicksburg 10,400) | Nueces | 1 | 6.6K | 481K | Jan 1993 – Mar 2000 |
| Schulze, Herbert K. et Al G-4-109838 | Hughes, Dan A. Company only | Brayton, N. (Vicksburg 9900) | Nueces | 1 | 6.47K | 456K | Jan 1993 – Mar 1999 |
| Meek G-2-204888 | Brayton Operating Corp. only | Salem, East (4100) | Victoria | 1 | 6.31K | 55.1K | Jan 2004 – Jul 2004 |
| Gillespie Gas Unit G-4-238088 | Suemaur Expl. & Prod., LLC only | Brayton, N. (Vicksburg 9150) | Nueces | 1 | 6.11K | 165K | Feb 2008 – Oct 2009 |
| Sklar G-2-200949 | Brayton Operating Corp. only | Simbrah (Halloween Yegua Sd.) | Jackson | 1 | 5.68K | 79.1K | Jan 2004 – Jun 2005 |
| Von Blucher G-4-119556 | Pennzoil Exploration & Prod. Co. only | Brayton, N. (Vicksburg 10,400) | Nueces | 1 | 5.65K | 202K | Jan 1993 – May 1996 |
| Rivers/Perry et al Unit G-4-260627 | Suemaur Expl. & Prod., LLC only | Brayton (7830) | Nueces | 1 | 5.54K | 373K | Jan 2011 – Oct 2015 |
| Simmonds & Perry G-4-124474 | Suemaur Expl. & Prod., LLC only | Brayton, N. (Vicksburg 9900) | Nueces | 1 | 4.9K | 74.5K | Jan 1993 – May 1999 |
| Simmond&perry G-4-127448 | Suemaur Expl. & Prod., LLC only | Brayton (8300) | Nueces | 1 | 4.36K | 399K | Jan 1993 – Dec 1997 |
| Gillespie G. U. G-4-227793 | Suemaur Expl. & Prod., LLC only | Brayton, N. (Vicksburg 9900) | Nueces | 1 | 4.13K | 76.7K | Apr 2007 – Jan 2008 |
| Gillespie G-4-177949 | Range Production Company only | Brayton, N. (Vicksburg 9250) | Nueces | 1 | 3.51K | 13K | Apr 2000 – Jan 2001 |
| Gillespie Gas Unit G-4-225514 | Suemaur Expl. & Prod., LLC only | Brayton, N. (Vicksburg 9900) | Nueces | 1 | 3.43K | 19.8K | Oct 2006 – Dec 2006 |
| Pavlik G-3-147123 | Brayton Operating Corp. only | Mott Slough (Yegua) | Wharton | 1 | 3.42K | 99.7K | Sep 1993 – Sep 1994 |
| Simmonds & Perry G-4-110902 | Suemaur Expl. & Prod., LLC only | Brayton, N. (Vicksburg 10,000) | Nueces | 1 | 3.34K | 67.6K | Jan 1993 – May 1999 |
| Simmonds & Perry G-4-131308 | Suemaur Expl. & Prod., LLC only | Brayton, N. (Vicksburg 10,400) | Nueces | 1 | 2.59K | 13.4K | Jan 1993 – Jan 1996 |
| Peters 'A' G-2-204107 | Brayton Operating Corp. only | El Toro Max, W. (EY-1) | Jackson | 1 | 2.21K | 39.9K | Dec 2003 – Dec 2004 |
| Mabray G-2-257113 | Welder Exploration & Prod., Inc. only | Yougeen (Hockley 4500) | Bee | 1 | 1.77K | 150K | Apr 2010 – Dec 2014 |
| Stovall G-3-195817 | Brayton Operating Corp. only | Hillje (Frio 6200) | Wharton | 1 | 1.66K | 433K | Jul 2003 – Feb 2006 |
| Otto G-3-200501 | Brayton Operating Corp. only | Indian (Cook Mountain) | Fort Bend | 1 | 1.63K | 14.7K | Feb 2004 – Oct 2004 |
| Holzheauser G-2-202849 | Brayton Operating Corp. only | Inez (Yegua 9060) | Victoria | 1 | 1.43K | 175K | Jan 2004 – Apr 2008 |