| Petty, O.S. G-4-83455 | Dos Hermanos, W. (Olmos) | Webb | 1 | 314 | 46.2K | Jan 1993 – Dec 2004 |
| Petty G-4-73411 | Dos Hermanos, W. (Olmos) | Webb | 1 | 108 | 47.9K | Jan 1993 – Dec 2004 |
| Petty, O. S. (B-1) G-4-161886 | Dos Hermanos, E. (Olmos) | Webb | 1 | 20 | 25.6K | Dec 1996 – Dec 2004 |
| Petty, O. S. 'B' G-4-97994 | Dos Hermanos, W. (Olmos) | Webb | 1 | 9 | 61.9K | Jan 1993 – Dec 2004 |
| Petty, O.S. G-4-82293 | Dos Hermanos, W. (Olmos) | Webb | 1 | 8 | 63.3K | Jan 1993 – Dec 2004 |
| Petty Ranch G-1-171027 | Catarina, SW. (Olmos) | Webb | 1 | 0 | 21.1K | Nov 1998 – Dec 2004 |
| Petty, O. S. G-4-97992 | Dos Hermanos, W. (Olmos) | Webb | 1 | 66 | 33.3K | Jan 1993 – Aug 2004 |
| Petty, O. S. (B-1) G-4-162191 | Dos Hermanos, E. (Olmos) | Webb | 1 | 245 | 36K | Dec 1996 – Jul 2004 |
| Petty, O. S. G-1-138224 | Catarina, SW (San Miguel,oil) | Webb | 1 | 888 | 80.1K | Feb 1994 – Mar 2004 |
| Petty, O. S. G-4-96549 | Dos Hermanos, W. (Olmos) | Webb | 1 | 16 | 56.3K | Jan 1993 – Dec 2003 |
| Petty, O. S. G-1-116208 | Catarina, SW. (Olmos) | Webb | 1 | 3 | 45.6K | Jan 1993 – Dec 2003 |
| Petty, O. S. "A" G-1-160945 | Catarina, SW. (Olmos N-2) | Webb | 1 | 92 | 25.3K | Dec 1996 – Oct 2003 |
| Stumberg, H.E. Jr. et Al G-1-202415 | Budatown (7250) | Dimmit | 1 | 0 | 933 | Jun 2003 – Sep 2003 |
| Petty, O. S. G-1-94156 | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 3.58K | 196K | Jan 1993 – Jul 2003 |
| Petty, O.S. G-1-139342 | Catarina, SW. (Olmos N-3) | Webb | 1 | 1.03K | 324K | Jan 1993 – Mar 2003 |
| Petty, O. S. "B" G-4-161760 | Dos Hermanos, W. (Olmos) | Webb | 1 | 593 | 43.1K | Jan 1997 – Mar 2003 |
| Petty, O. S. G-4-97769 | Dos Hermanos, W. (Olmos) | Webb | 1 | 7 | 19.9K | Mar 1994 – Mar 2003 |
| Petty, O. S. G-1-101584 | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 5.7K | 113K | Jan 1993 – Sep 2002 |
| Gates Ranch G-4-120158 | Dos Hermanos, E. (Olmos) | Webb | 1 | 5 | 26.7K | Jan 1993 – Jul 2002 |
| Gates Ranch G-4-143743 | Dos Hermanos (Olmos) | Webb | 1 | 117 | 20.5K | Jan 1993 – Apr 2002 |
| Petty, O. S. "B" G-4-98355 | Dos Hermanos, W. (Olmos) | Webb | 1 | 1.49K | 151K | Jan 1993 – Mar 2002 |
| Gates Ranch G-4-64145 | Dos Hermanos, E. (Olmos) | Webb | 1 | 12 | 40.8K | Jan 1993 – Mar 2002 |
| Petty Ranch G-1-173731 | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 2.61K | 106K | Jul 1999 – Sep 2001 |
| Petty, O.S. G-4-97312 | Dos Hermanos, W. (Olmos) | Webb | 1 | 40 | 32.5K | Jan 1993 – Aug 2001 |
| Gates Ranch G-4-144231 | Dos Hermanos (Olmos) | Webb | 1 | 0 | 41.9K | Mar 1993 – Aug 2001 |
| Gates Ranch G-1-181616 | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 0 | 7.81K | Jan 2001 – May 2001 |
| Gates Ranch "W" G-1-178558 | Catarina, SW. (Olmos) | Webb | 1 | 1.5K | 62.6K | Jun 2000 – Apr 2001 |
| Gates Ranch "B" G-1-166050 | Catarina, SW. (Olmos N-3 Stray) | Webb | 1 | 5.98K | 45.4K | Dec 1997 – Mar 2001 |
| Petty, O.S. "B" G-4-118970 | Dos Hermanos, W. (Olmos) | Webb | 1 | 165 | 52.4K | Jan 1995 – Feb 2001 |
| Petty, O. S. G-1-114686 | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 693 | 47K | Jan 1993 – Dec 2000 |
| Petty, O.S. G-4-143227 | Dos Hermanos (Olmos) | Webb | 1 | 1.58K | 126K | Jan 1993 – Sep 2000 |
| Petty, O.S. G-4-90727 | Dos Hermanos,w.(san Miguel 5450) | Webb | 1 | 497 | 41.9K | Jan 1993 – Sep 2000 |
| Petty, O.S. G-4-76541 | Dos Hermanos, W. (Olmos) | Webb | 1 | 1.3K | 118K | Jan 1993 – Jun 2000 |
| Petty, O. S. G-1-80446 | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 5.02K | 120K | Jan 1993 – Feb 2000 |
| Petty, O. S. G-1-108556 | Catarina, SW. (Olmos) | Webb | 1 | 3 | 17.5K | Jan 1993 – Aug 1999 |
| Petty Ranch G-1-171309 | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 0 | 99K | Aug 1998 – Aug 1999 |
| Petty, O S G-1-142979 | Catarina, SW. (Olmos N-2) | Webb | 1 | 7 | 6.71K | Jan 1993 – Jun 1999 |
| Petty, O. S. A-2 G-1-165617 | Catarina, SW. (Olmos) | Webb | 1 | 0 | 2.07K | Nov 1997 – Jun 1999 |
| Petty, O. S. G-4-99360 | Dos Hermanos, W. (Olmos) | Webb | 1 | 19 | 14.8K | Jan 1993 – Nov 1998 |
| Petty, O. S. -A- G-4-52181 | Dos Hermanos, W. (Olmos) | Webb | 1 | 0 | 9.26K | Feb 1993 – Oct 1998 |
| Gates Ranch G-1-96974 | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 3 | 11.4K | Jan 1993 – Aug 1998 |
| Petty, O. S. G-4-164400 | Dos Hermanos,w.(san Miguel 5450) | Webb | 1 | 172 | 7.99K | Sep 1997 – Feb 1998 |
| Briscoe Ranches, Inc. G-1-82364 | Catarina, SW. (Olmos) | Dimmit | 1 | 17 | 2.35K | Oct 1996 – Dec 1997 |
| Gates Ranch "B" G-1-122206 | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 1.12K | 21.6K | Jan 1993 – Nov 1997 |
| Petty, O. S. G-4-97993 | Dos Hermanos, W. (Olmos) | Webb | 1 | 9 | 181 | Feb 1993 – Nov 1996 |
| Briscoe Ranches, Inc. G-1-99197 | Catarina, SW. (Olmos N-5) | Dimmit | 1 | 0 | 741 | Sep 1994 – Nov 1996 |
| Petty, O. S. (B-1) G-4-95303 | Dos Hermanos, W. (Olmos) | Webb | 1 | 117 | 18.9K | Jan 1993 – Oct 1996 |
| Petty, O. S. (B-1) G-4-95302 | Dos Hermanos, W. (Olmos) | Webb | 1 | 18 | 24.6K | Jan 1993 – Sep 1996 |
| Gates Ranch G-1-139762 | Catarina, SW. (Olmos N-2) | Webb | 1 | 43 | 26.8K | Jan 1993 – Aug 1996 |
| Briscoe Ranches, Inc. G-1-60177 | Catarina, SW. (Olmos) | Dimmit | 1 | 0 | 2.35K | Nov 1994 – Jul 1996 |