| Petty, O. S. G-4-97992 | Dos Hermanos, W. (Olmos) | Webb | 1 | 0 | 33.3K | Jan 1993 – Dec 2004 |
| Petty, O. S. 'B' G-4-97994 | Dos Hermanos, W. (Olmos) | Webb | 1 | 0 | 61.9K | Jan 1993 – Dec 2004 |
| Petty, O.S. G-4-82293 | Dos Hermanos, W. (Olmos) | Webb | 1 | 0 | 63.3K | Jan 1993 – Dec 2004 |
| Petty Ranch G-1-173731 | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 0 | 106K | Apr 1999 – Dec 2004 |
| Petty, O.S. G-4-83455 | Dos Hermanos, W. (Olmos) | Webb | 1 | 0 | 46.2K | Jan 1993 – Dec 2004 |
| Petty, O. S. (B-1) G-4-161886 | Dos Hermanos, E. (Olmos) | Webb | 1 | 0 | 25.6K | Dec 1996 – Dec 2004 |
| Petty Ranch G-1-171027 | Catarina, SW. (Olmos) | Webb | 1 | 0 | 21.1K | Nov 1998 – Dec 2004 |
| Petty, O. S. "A" G-1-160945 | Catarina, SW. (Olmos N-2) | Webb | 1 | 0 | 25.3K | Dec 1996 – Dec 2004 |
| Petty, O.S. G-1-139342 | Catarina, SW. (Olmos N-3) | Webb | 1 | 0 | 324K | Jan 1993 – Dec 2004 |
| Petty G-4-73411 | Dos Hermanos, W. (Olmos) | — | 1 | 0 | 47.9K | Jan 1993 – Dec 2004 |
| Petty, O. S. (B-1) G-4-162191 | Dos Hermanos, E. (Olmos) | Webb | 1 | 0 | 36K | Dec 1996 – Jul 2004 |
| Petty, O.S. G-1-139350 | Catarina, SW. (Olmos) | Webb | 1 | 0 | 8.37K | Jan 1993 – Jul 2004 |
| Petty, O. S. (B-1) G-4-95303 | Dos Hermanos, W. (Olmos) | Webb | 1 | 0 | 18.9K | Jan 1993 – Jul 2004 |
| Petty, O. S. G-4-96549 | Dos Hermanos, W. (Olmos) | Webb | 1 | 0 | 56.3K | Jan 1993 – Jul 2004 |
| Petty, O. S. G-1-138224 | Catarina, SW (San Miguel,oil) | Webb | 1 | 0 | 80.1K | Jan 1993 – Jul 2004 |
| Stumberg, H.E. Jr. et AL G-1-202415 | Budatown (7250) | Dimmit | 1 | 0 | 933 | Jun 2003 – Jun 2004 |
| Briscoe Ranches, Inc. G-1-69793 | Catarina, SW. (Olmos) | — | 1 | 0 | 0 | Jan 1993 – May 2004 |
| Petty, O. S. "B" G-4-98355 | Dos Hermanos, W. (Olmos) | Webb | 1 | 0 | 151K | Jan 1993 – May 2004 |
| Gates Ranch G-4-64145 | Dos Hermanos, E. (Olmos) | — | 1 | 0 | 40.8K | Jan 1993 – Apr 2004 |
| Petty, O. S. "B" G-4-161760 | Dos Hermanos, W. (Olmos) | Webb | 1 | 0 | 43.1K | Jan 1997 – Apr 2004 |
| Petty, O. S. G-1-94156 | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 0 | 196K | Jan 1993 – Apr 2004 |
| Petty, O. S. -A- G-4-52181 | Dos Hermanos, W. (Olmos) | — | 1 | 0 | 9.26K | Jan 1993 – Feb 2004 |
| Petty, O.S. "B" G-4-118970 | Dos Hermanos, W. (Olmos) | Webb | 1 | 0 | 52.4K | Jan 1993 – Feb 2004 |
| Petty, O. S. G-4-97769 | Dos Hermanos, W. (Olmos) | Webb | 1 | 0 | 19.9K | Jan 1993 – Feb 2004 |
| Petty, O.S. G-4-97312 | Dos Hermanos, W. (Olmos) | Webb | 1 | 0 | 32.5K | Jan 1993 – Feb 2004 |
| Gates Ranch G-4-144231 | Dos Hermanos (Olmos) | Webb | 1 | 0 | 41.9K | Jan 1993 – Feb 2004 |
| Petty Ranch O-1-14322 | Catarina, SW (San Miguel,oil) | Webb | 2 | 28.5K | 117K | Nov 2000 – Jan 2004 |
| Petty, O S G-1-142979 | Catarina, SW. (Olmos N-2) | Webb | 1 | 0 | 6.71K | Jan 1993 – Jan 2004 |
| Petty, O. S. G-1-80446 | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 0 | 120K | Jan 1993 – Jan 2004 |
| Petty, O. S. G-1-116208 | Catarina, SW. (Olmos) | Webb | 1 | 0 | 45.6K | Jan 1993 – Jan 2004 |
| Petty, O.S. A-2 O-1-7370 | Catarina, SW (San Miguel,oil) | Webb | 2 | 0 | 0 | Jan 1993 – Aug 2003 |
| Briscoe Ranches, Inc. G-1-65722 | Catarina, SW. (Olmos) | — | 1 | 0 | 0 | Jan 1993 – Jun 2003 |
| Petty, O.S. G-4-143227 | Dos Hermanos (Olmos) | Webb | 1 | 0 | 126K | Jan 1993 – Jun 2003 |
| Briscoe Ranches, Inc. G-1-64975 | Catarina, SW. (Olmos) | — | 1 | 0 | 0 | Jan 1993 – Jun 2003 |
| Petty, O. S. G-1-78528 | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 0 | 182 | Jan 1993 – Jun 2003 |
| Briscoe Ranches, Inc. G-1-60177 | Catarina, SW. (Olmos) | — | 1 | 0 | 2.35K | Jan 1993 – Jun 2003 |
| Petty, O. S. G-1-101584 | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 0 | 113K | Jan 1993 – Dec 2002 |
| Gates Ranch G-4-120158 | Dos Hermanos, E. (Olmos) | Webb | 1 | 0 | 26.7K | Jan 1993 – Nov 2002 |
| Gates Ranch G-4-143743 | Dos Hermanos (Olmos) | Webb | 1 | 0 | 20.5K | Jan 1993 – May 2002 |
| Briscoe Ranches, Inc. G-1-82364 | Catarina, SW. (Olmos) | Dimmit | 1 | 0 | 2.35K | Jan 1993 – May 2002 |
| Petty, O. S. A-2 G-1-165617 | Catarina, SW. (Olmos) | Webb | 1 | 0 | 2.07K | Nov 1997 – May 2002 |
| Petty, O.S. G-4-144627 | Dos Hermanos, E. (Olmos) | Webb | 1 | 0 | 55 | Jan 1993 – Apr 2002 |
| Petty, O.S. G-4-76541 | Dos Hermanos, W. (Olmos) | Webb | 1 | 0 | 118K | Jan 1993 – Apr 2002 |
| Petty, O. S. G-4-97993 | Dos Hermanos, W. (Olmos) | Webb | 1 | 0 | 181 | Jan 1993 – Mar 2002 |
| Petty, O. S. G-4-99360 | Dos Hermanos, W. (Olmos) | Webb | 1 | 0 | 14.8K | Jan 1993 – Mar 2002 |
| Petty, O. S. G-1-108556 | Catarina, SW. (Olmos) | Webb | 1 | 0 | 17.5K | Jan 1993 – Mar 2002 |
| Petty, O. S. G-1-114686 | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 0 | 47K | Jan 1993 – Dec 2001 |
| Petty -A- G-1-74329 | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 0 | 37.9K | Jan 1993 – Dec 2001 |
| Briscoe Ranches, Inc. G-1-99197 | Catarina, SW. (Olmos N-5) | Dimmit | 1 | 0 | 741 | Jan 1993 – Oct 2001 |
| Briscoe Ranches, Inc. G-1-60178 | Catarina, SW. (Olmos) | — | 1 | 0 | 4.18K | Jan 1993 – Oct 2001 |