| State Tract -155- O-4-251 | Bird Island | — | 1 | 23.6K | 157K | Jan 1993 – Oct 2000 |
| State Slick "D" G-4-166982 | Borosa, S. (T-4) | Starr | 1 | 0 | 98.6K | Sep 1997 – Aug 2000 |
| State Slick "D" G-4-166981 | Borosa, South (Vicksburg 7200) | Starr | 1 | 0 | 453K | Apr 1997 – Aug 2000 |
| Fred W. Volz Sr. Unit G-4-143163 | Tabasco (T) | Hidalgo | 1 | 0 | 418K | Jan 1993 – Aug 2000 |
| Volz, F.W. Sr. Unit G-4-111173 | Tabasco (Vicksburg 10,000) | Hidalgo | 1 | 0 | 0 | Jan 1993 – Aug 2000 |
| State Tract 169 G-4-171053 | Bird Island (10-B) | Kleberg | 1 | 0 | 125K | Oct 1998 – Jul 2000 |
| Slick, T. B. Estate G-4-174303 | Hinde,west (Vicksburg-18) | Starr | 1 | 0 | 33.7K | Sep 1999 – Jul 2000 |
| Fina-Conoco Fee G-4-154813 | Frost (Vicksburg 7300) | Starr | 1 | 0 | 228K | Dec 1994 – Jul 2000 |
| Pharr Fieldwide Unit G-4-170388 | Pharr (Reichert) | Hidalgo | 1 | 0 | 691K | Sep 1997 – Jun 2000 |
| Volz, Fred W. Sr. Unit G-4-171032 | Tabasco (T) | Hidalgo | 1 | 0 | 266K | Sep 1998 – May 2000 |
| Slusser, L. L. Unit G-4-38847 | Edinburg, S. (Marks 11100) | — | 1 | 0 | 260K | Jan 1993 – Mar 2000 |
| McAllen Fieldwide Unit G-4-154915 | McAllen (Crutchfield) | Hidalgo | 1 | 0 | 2.02M | Jan 1995 – Mar 2000 |
| Slick, T. B. Estate G-4-173140 | Borosa, S. (Vicksburg 5) | Starr | 1 | 0 | 188K | Jun 1998 – Mar 2000 |
| Floyd Gas Unit G-6-164531 | Bethany (Travis Peak 6400, Gas) | Panola | 1 | 0 | 135K | Jul 1997 – Feb 2000 |
| Slick, T.B. Estate G-4-155839 | Hinde (Vicksburg 23) | Starr | 1 | 0 | 365K | Sep 1995 – Jan 2000 |
| Slick, T.B. Estate G-4-161599 | Hinde (Vicksburg 20) | Starr | 1 | 0 | 229K | Jun 1996 – Jan 2000 |
| Slick, T. B. Estate G-4-117936 | Hinde (Vicksburg 21) | Starr | 1 | 0 | 541K | Jan 1993 – Jan 2000 |
| Slick, T. B. Estate G-4-117959 | Hinde (Vicksburg 21) | Starr | 1 | 0 | 25.7K | Jan 1993 – Jan 2000 |
| Gulley, Marvin G-6-120616 | Bethany, East (Cotton Valley) | Panola | 1 | 0 | 83.9K | Jan 1993 – Jan 2000 |
| Slick, T. B. Estate G-4-163756 | Hinde, West (Marker III Sd.) | Starr | 1 | 0 | 137K | Feb 1997 – Jan 2000 |
| Slick, T. B. Estate G-4-114007 | Hinde (Vicksburg 24) | Starr | 1 | 0 | 0 | Jan 1993 – Jan 2000 |
| Slick, T.B. Estate G-4-140565 | Hinde (Vicksburg 20) | Starr | 1 | 0 | 239K | Jan 1993 – Jan 2000 |
| Ferguson, Belle Gas Unit G-4-148247 | Belle Ferguson (Bales) | Hidalgo | 1 | 0 | 6.19K | Jan 1994 – Jan 2000 |
| Slick, T. B. Estate G-4-119054 | Hinde (Vicksburg 21) | Starr | 1 | 0 | 0 | Jan 1993 – Jan 2000 |
| Slick, T. B. Estate G-4-169215 | Hinde (Vicksburg 21) | Starr | 1 | 0 | 83.8K | Aug 1997 – Jan 2000 |
| Slick, T. B. Estate G-4-117124 | Hinde (Vicksburg 21) | Starr | 1 | 0 | 153K | Jan 1993 – Jan 2000 |
| Slick, T.B. Estate G-4-141935 | Hinde (Vicksburg 21) | Starr | 1 | 0 | 705K | Jan 1993 – Jan 2000 |
| Slick, T. B. Estate G-4-116170 | Hinde (Vicksburg 24 FB-C) | Starr | 1 | 0 | 0 | Jan 1993 – Jan 2000 |
| Slick, T. B. Estate G-4-111295 | Hinde (Vicksburg 23) | Starr | 1 | 0 | 0 | Jan 1993 – Jan 2000 |
| Slick, T.B. Estate G-4-130130 | Hinde (Vicksburg 20) | Starr | 1 | 0 | 0 | Jan 1993 – Jan 2000 |
| Slick, T.B. Estate G-4-141908 | Hinde (Vicksburg 21) | Starr | 1 | 0 | 1.26M | Jan 1993 – Jan 2000 |
| Slick, T. B. Estate G-4-85989 | Hinde (Vicksburg 23) | Starr | 1 | 0 | 0 | Jan 1993 – Jan 2000 |
| Slick, T.B. Estate G-4-142819 | Hinde (Vicksburg 20) | Starr | 1 | 0 | 1.47M | Jan 1993 – Jan 2000 |
| Belle Ferguson G. U. G-4-160508 | Belle Ferguson (K-3) | Hidalgo | 1 | 0 | 349K | Aug 1996 – Jan 2000 |
| Slick, T.B. Estate G-4-141937 | Hinde (Vicksburg 21) | Starr | 1 | 0 | 196K | Jan 1993 – Jan 2000 |
| Chapa, David G-4-160424 | Tabasco (T) | Hidalgo | 1 | 0 | 235K | Apr 1996 – Dec 1999 |
| State Tract 167 G-4-172315 | Bird Island,sw.(frio 12-B) | Kleberg | 1 | 0 | 165K | Dec 1998 – Nov 1999 |
| Midyett-Gulley Units G-6-29571 | Bethany (Travis Peak) | — | 1 | 0 | 22.7K | Jan 1993 – Oct 1999 |
| Slick, T.B. Estate G-4-162709 | Hinde (Frio Stray) | Starr | 1 | 0 | 85.6K | May 1996 – Sep 1999 |
| Keirn, Pearl, Unit G-4-11901 | McAllen (Keirn 6100) | Hidalgo | 1 | 0 | 311K | Jan 1993 – Sep 1999 |
| Slick, T. B Estate G-4-161264 | EL Ebanito (Vicksburg 11) | Starr | 1 | 0 | 409K | May 1996 – Sep 1999 |
| State Slick D G-4-173166 | Hinde, West (Marker III Sd.) | Starr | 1 | 0 | 44.5K | Jul 1998 – Sep 1999 |
| Belle Ferguson G.U. G-4-173338 | Belle Ferguson (Bales) | Hidalgo | 1 | 0 | 26.4K | Jun 1997 – Sep 1999 |
| Pharr Fieldwide Unit G-4-136858 | Pharr(hanson) | Hidalgo | 1 | 0 | 222K | Jan 1993 – Sep 1999 |
| Slick, T. B Estate G-4-160377 | Borosa (Vicksburg # 5, S.) | Starr | 1 | 0 | 541K | Apr 1996 – Sep 1999 |
| State Tract 169 G-4-171054 | Bird Island (10-I) | Kleberg | 1 | 0 | 231K | Oct 1998 – Aug 1999 |
| Miller, A.L. "B" O-3-16907 | Alligator Bayou W. (13-B) | Chambers | 1 | 0 | 0 | Jan 1993 – Aug 1999 |
| Lawless Unit G-6-143517 | Deberry (Cotton Valley Lower) | Panola | 1 | 0 | 763K | Jan 1993 – Aug 1999 |
| Miller, A.L. "A" O-3-15008 | Alligator Bayou (13-C) | Chambers | 1 | 0 | 0 | Jan 1993 – Aug 1999 |
| Miller, A.L. "B" O-3-21148 | Alligator Bayou (14-C) | Chambers | 1 | 0 | 0 | Jan 1993 – Aug 1999 |