| Powderhorn Ranch G-2-81898 | Powderhorn, SW. (Frio) | Calhoun | 1 | 7.13K | 258K | Jan 1993 – May 1999 |
| Brown/Stark G-3-157050 | Bobcat Run, S. (12,100) | Orange | 1 | 136K | 3.69M | Dec 1995 – Feb 1999 |
| Martinez, E. L. Gas Unit 1 G-4-87753 | Guadalupe (Cavazos) | Hidalgo | 1 | 19.7K | 166K | Jan 1993 – Feb 1999 |
| Atlantic O-3-15597 | Slessinger (Wilcox 10,000) | Hardin | 1 | 12.2K | 118K | Jan 1993 – Dec 1998 |
| Villarreal G-4-146784 | Jay Simmons (C-2) | Starr | 1 | 34 | 66.2K | Aug 1993 – Feb 1998 |
| Norrell, Anthony W., et UX G-2-150972 | Braslau, S. (2ND Tom Lyne) | Live Oak | 1 | 12.9K | 675K | May 1994 – Jan 1998 |
| Conlee State Unit O-3-18550 | Aggieland (Woodbine) | Brazos | 1 | 2.53K | 30.5K | Jan 1993 – Sep 1997 |
| Mestena Oil & Gas Co. G-4-123429 | Jaron (Queen City) | Jim Hogg | 1 | 1.46K | 74.5K | Jan 1993 – Aug 1997 |
| Vieja, Loma G-4-136753 | Loma Vieja (Wilcox) | Zapata | 1 | 100 | 1.66M | Jan 1993 – Sep 1996 |
| Edc-Lopez G-4-147407 | Loma Vieja (Wilcox) | Zapata | 1 | 12 | 1.12M | Oct 1993 – Aug 1996 |
| Brown/Stark G-3-154711 | Bobcat Run, S. (Yegua) | Orange | 1 | 1.79K | 48K | Jun 1995 – Sep 1995 |
| Christian Estate et Al G-4-100467 | Guadalupe (V-2) | Hidalgo | 1 | 539 | 36.4K | Jan 1993 – Aug 1995 |
| West, George Heirs G-2-146586 | Braslau, S. (4TH Tom Lyne) | Live Oak | 1 | 7.88K | 201K | Jun 1993 – Jun 1995 |
| Lancaster, J.K. G-5-130209 | Ash, North (James Lime) | Van Zandt | 1 | 1.46K | 121K | Jan 1993 – Jun 1995 |
| El Peyote Mineral Trust G-4-136752 | Loma Vieja (Wilcox) | Zapata | 1 | 144 | 2.13M | Jan 1993 – May 1995 |
| Villarreal O-4-12201 | Jay Simmons (6900) | Starr | 1 | 8.37K | 38K | Apr 1993 – Apr 1995 |
| Loma Vieja G-4-139833 | Martinez (Hinnant 1ST, Upper | Jim Hogg | 1 | 1.7K | 912K | Jan 1993 – Apr 1995 |
| Loma Vieja G-4-138915 | Martinez (Hinnant 1ST, Upper | Jim Hogg | 1 | 2.8K | 916K | Jan 1993 – Mar 1995 |
| Barr, M. B. G-3-152246 | Pickett Ridge, N. (Yegua DY) | Wharton | 1 | 34 | 5.36K | May 1994 – Mar 1995 |
| Scott, Joe H. O-11-9069 | Myrtle, W. (Strawn) | Borden | 2 | 6.42K | 18 | Jan 1993 – Jun 1994 |
| Barr, M.B. G-3-140066 | Pickett Ridge, N. (Yegua 8540) | Wharton | 1 | 810 | 79.6K | Jan 1993 – Apr 1994 |
| Olivarez, Miguel O-4-11570 | Jay Simmons (5850 Gas) | Starr | 1 | 5 | 615 | Jan 1993 – Apr 1993 |
| Drum O-11-60248 | Myrtle, NW. (Strawn) | Borden | 3 | 159 | 2 | Jan 1993 – Feb 1993 |
| H. C. & H. S. C. Navigation Dist G-3-52201 | Greens Bayou (Frio-Vksbg D) | Harris | 1 | 0 | 0 | — |
| Palmer, W. M. G-10-159994 | Gomez (Ellenburger) | Pecos | 1 | 0 | 0 | — |
| Wuichet Unit O-1-10103 | Blakeway (Dixon Sand) | Dimmit | 1 | 0 | 0 | — |
| Edc-Apd Powderhorn G-2-114010 | Powderhorn, S. W. (Miocene 4600) | Calhoun | 1 | 0 | 0 | — |
| Daniel, Bill O-3-17962 | Rich Ranch, N. (2ND Cook Mtn.) | Liberty | 1 | 0 | 0 | — |
| Daniel, Bill O-3-18517 | Rich Ranch, N. (Y6D-Oil) | Liberty | 2 | 0 | 0 | — |
| Edc-Dow Powderhorn Ranch G-2-110597 | Powderhorn, S. W. (Miocene 4600) | Calhoun | 1 | 0 | 0 | — |
| Olivarez, Miguel O-4-5865 | Jay Simmons (5734 Frio) | Starr | 1 | 0 | 0 | — |
| Simmons, Jay Unit O-4-7926 | Kelsey, South (Zone 24-C) | Starr | 1 | 0 | 0 | — |
| Edc-Dow Powderhorn Ranch G-2-100242 | Powderhorn, S. W. (Miocene 4600) | Calhoun | 1 | 0 | 0 | — |
| Wescott, C. H. "A" O-11-18490 | Wescott (San Andres) | Gaines | 1 | 0 | 0 | — |
| Odaniel, E. T. O-11-19233 | Wescott (Dev.) | Gaines | 1 | 0 | 0 | — |
| Odaniel, E. T. O-11-19234 | Wescott (Miss.) | Gaines | 1 | 0 | 0 | — |
| Casas, Elvira B. Gas Unit G-4-119144 | Guadalupe (Vicksburg 9900) | Hidalgo | 1 | 0 | 0 | — |
| Scott, Joe H. O-11-62423 | Myrtle, West (Ellen.) | Borden | 1 | 0 | 0 | — |
| Villarreal G-4-99830 | Jay Simmons (Vksbg Camp) | Starr | 1 | 0 | 0 | — |
| Exxon Fee G-3-134109 | Barbers Hill (Yegua 11,400) | Chambers | 1 | 0 | 0 | — |
| State Tract 533-S G-3-128431 | Colorado Delta (Miocene 4850) | Brazos-SB | 1 | 0 | 0 | — |
| Hinkle's Ferry Unit G-3-122773 | Hinkle's Ferry (Marg Tex) | Brazoria | 1 | 0 | 0 | — |