| Talley, Leslie R. O-2-5783 | Cottonwood Creek, S. (Yegua 4500 | DE Witt | 1 | 83 | 1 | Jan 1993 – Aug 2003 |
| Pharr Fieldwide Unit G-4-165027 | Pharr (Bond) | Hidalgo | 1 | 0 | 1.93M | Feb 1997 – Aug 2003 |
| Kingsbury Co. Holding Corp. O-3-12233 | Livingston (Sparta) | Polk | 1 | 0 | 0 | Jan 1993 – Aug 2003 |
| Slick, T. B., Est. O-4-5588 | Borosa, S. (Vicksburg 2) | — | 1 | 0 | 0 | Jan 1993 – Aug 2003 |
| Slick, T. B. Estate G-4-177304 | EL Ebanito (Vicksburg 11) | Starr | 1 | 0 | 504K | Apr 2000 – Jul 2003 |
| Slick, T. B. Estate G-4-191565 | EL Ebanito (Nicholson) | Starr | 1 | 0 | 782K | Aug 2001 – Jul 2003 |
| Betsy Wilson Thompson Gas Unit G-4-191097 | The Doxology (Prosper) | Hidalgo | 1 | 0 | 540K | Feb 2002 – Jul 2003 |
| Slick, T. B. Estate G-4-178392 | EL Ebanito (Vicksburg 11) | Starr | 1 | 0 | 678K | Jan 2000 – Jul 2003 |
| Hightower, Irma Unit -A- G-6-59104 | Bethany, East (Cotton Valley) | Panola | 1 | 0 | 218K | Jan 1993 – Jun 2003 |
| Chapa, David G-4-135322 | Tabasco (Vicksburg 8600) | Hidalgo | 1 | 0 | 979K | Jan 1993 – Jun 2003 |
| Fina-Conoco Fee G-4-154170 | Frost,north (Rincon) | Starr | 1 | 0 | 238K | Mar 1995 – May 2003 |
| McAllen Fieldwide Unit G-4-176575 | McAllen (Bond) | Hidalgo | 1 | 0 | 665K | Jun 1999 – Apr 2003 |
| Keirn, Pearl G-4-177496 | McAllen (Hansen) | Hidalgo | 1 | 0 | 475K | Dec 1999 – Apr 2003 |
| Roquemore "E" G-6-183805 | Bethany (Travis Peak 6400, Gas) | Panola | 1 | 0 | 23.4K | Feb 2001 – Apr 2003 |
| McAllen Fieldwide Unit G-4-189112 | McAllen (Lower Marks) | Hidalgo | 1 | 0 | 443K | Jan 2001 – Mar 2003 |
| Prosper Kotara Gas Unit G-4-173647 | The Doxology (Vicksburg Blue) | Hidalgo | 1 | 0 | 1.03M | Apr 1999 – Feb 2003 |
| Edwards, J. F. "B" O-11-19199 | Landon (Devonian) | Yoakum | 1 | 0 | 0 | Jan 1993 – Feb 2003 |
| McAllen Fieldwide Unit G-4-179960 | McAllen (Marks) | Hidalgo | 1 | 0 | 3.04M | Sep 2000 – Jan 2003 |
| Pharr Fieldwide Unit G-4-189838 | Pharr (Bond) | Hidalgo | 1 | 0 | 557K | Nov 2000 – Jan 2003 |
| Fina-Conoco Fee G-4-139173 | Frost, North (Vicksburg 7100) | Starr | 1 | 0 | 14.8K | Jan 1993 – Jan 2003 |
| Fina Conoco Fee G-4-140550 | Frost,north (Rincon) | Starr | 1 | 0 | 12.1K | Jan 1993 – Jan 2003 |
| Belle Ferguson Gas Unit G-4-147404 | Belle Ferguson (Lo. Frio Cons.) | Hidalgo | 1 | 0 | 1.34M | Dec 1993 – Jan 2003 |
| McAllen Fieldwide Unit G-4-162849 | Belle Ferguson (Lo. Frio Cons.) | Hidalgo | 1 | 0 | 3.93M | Apr 1997 – Jan 2003 |
| Pharr Fieldwide Unit G-4-12527 | Pharr (FB-L, Marks) | Hidalgo | 1 | 0 | 0 | Jan 1993 – Dec 2002 |
| Pharr Fieldwide Unit G-4-189410 | Pharr (8500) | Hidalgo | 1 | 0 | 212K | Mar 2002 – Dec 2002 |
| Pharr Fieldwide Unit G-4-173403 | Pharr (8500) | Hidalgo | 1 | 0 | 254K | Jun 1999 – Dec 2002 |
| McAllen Fwu G-4-148710 | McAllen (Jackson 6200) | Hidalgo | 1 | 0 | 416K | Jun 1993 – Dec 2002 |
| Pharr Fieldwide Unit G-4-167302 | Pharr (Bond) | Hidalgo | 1 | 0 | 1.09M | Feb 1997 – Dec 2002 |
| Keirn, Pearl G-4-177519 | McAllen, South (Biedenharn 7630) | Hidalgo | 1 | 0 | 292K | Apr 2000 – Dec 2002 |
| Gulley, Marvin G-6-89952 | Bethany (Travis Peak) | Panola | 1 | 0 | 87.9K | Jan 1993 – Oct 2002 |
| McAllen Fieldwide Unit G-4-193189 | McAllen (6900) | Hidalgo | 1 | 0 | 0 | Oct 2002 – Oct 2002 |
| McAllen Fieldwide Unit G-4-193186 | McAllen (Grissom 7900) | Hidalgo | 1 | 0 | 0 | Oct 2002 – Oct 2002 |
| Lawless G-6-135514 | Bethany (Travis Peak 6200) | Panola | 1 | 0 | 547K | Jan 1993 – Aug 2002 |
| McAllen Fieldwide Unit G-4-173960 | McAllen (Bond C) | Hidalgo | 1 | 0 | 1.8M | Aug 1997 – Jun 2002 |
| Pharr Fieldwide Unit G-4-157409 | Pharr(hanson) | Hidalgo | 1 | 0 | 1.01M | Sep 1995 – May 2002 |
| McAllen Fieldwide Unit G-4-188005 | McAllen (Consolidated FB-B) | Hidalgo | 1 | 0 | 455K | Nov 2001 – May 2002 |
| McAllen Fieldwide Unit G-4-160647 | McAllen (Hansen) | Hidalgo | 1 | 0 | 324K | Jul 1996 – May 2002 |
| McAllen Fieldwide Unit G-4-165173 | McAllen (Hansen, LO) | Hidalgo | 1 | 0 | 42.6K | Jul 1997 – Apr 2002 |
| McAllen, A.A. G-4-165441 | McAllen Ranch (Vicksburg S, S.) | Hidalgo | 1 | 0 | 1.68M | Aug 1997 – Mar 2002 |
| McAllen Fieldwide Unit G-4-177916 | McAllen (Hackney Lake North) | Hidalgo | 1 | 0 | 281K | Mar 2000 – Mar 2002 |
| Pharr Fieldwide Unit G-4-157515 | Pharr(hanson) | Hidalgo | 1 | 0 | 1.21M | Jul 1995 – Mar 2002 |
| Pharr Fieldwide Unit G-4-171063 | Pharr (Marks) | Hidalgo | 1 | 0 | 83.8K | Jan 1998 – Feb 2002 |
| Mc Allen Fieldwide Unit G-4-45199 | McAllen (Hackney Lake North) | — | 1 | 0 | 950K | Jan 1993 – Feb 2002 |
| State Tract 169 G-4-154849 | Bird Island (10-B) | Kleberg | 1 | 0 | 86.7K | Mar 1995 – Feb 2002 |
| State Tract 169 G-4-161737 | Bird Island (10-D) | Kleberg | 1 | 0 | 439K | Jun 1996 – Feb 2002 |
| Slick, T. B. Estate G-4-171709 | Hinde,west (Vicksburg-18) | Starr | 1 | 0 | 73.4K | Apr 1998 – Feb 2002 |
| Roquemore "F" G-6-155486 | Bethany (Travis Peak 6400, Gas) | Panola | 1 | 0 | 1.99M | Jul 1995 – Feb 2002 |
| State Tract 169 O-4-12128 | Bird Island (10-a Seg A) | Kleberg | 2 | 225K | 287K | Jan 1993 – Jan 2002 |
| State Tract -156- O-4-252 | Bird Island | — | 1 | 78K | 310K | Jan 1993 – Jan 2002 |
| State Tract 169 O-4-12973 | Bird Island | Kleberg | 1 | 8.45K | 8.54K | Nov 2000 – Jan 2002 |