| Seminole, East (San Andres) Unit O-11-60717 | Seminole, East (San Andres) | Gaines | 128 | 3.6M | 582K | Jan 1993 – Jul 2026 |
| Lindoss Unit O-11-66754 | Seminole, East (San Andres) | Gaines | 39 | 2.92M | 544K | Jan 1993 – Jul 2026 |
| Emma /San Andres/ Unit O-10-19374 | Emma | Andrews | 100 | 2.22M | 160K | Jan 1993 – Jul 2026 |
| Cowden, Emma Tract -C- O-10-1304 | Emma (Glorieta) | Andrews | 10 | 277K | 16.5K | Jan 1993 – Jul 2026 |
| Blakeney O-10-34304 | Emma (Glorieta) | Andrews | 2 | 76.3K | 6.96K | Oct 1994 – Jul 2026 |
| Davis, Ruth Dakin O-1-6958 | Pearsall (Austin Chalk) | Frio | 2 | 63.1K | 3.25K | Jan 1993 – Jul 2026 |
| Cowden, Emma O-10-1294 | Emma (Ellenburger) | Andrews | 5 | 41.6K | 14.5K | Jan 1993 – Jul 2026 |
| Gladys City #1 Unit O-3-24608 | Spindletop | Jefferson | 1 | 17.4K | 0 | Apr 2004 – Jul 2026 |
| Hinojosa, G. G. O-4-9789 | Randado Ranch (Queen City) | Zapata | 7 | 16.2K | 3.82K | Jan 1993 – Jul 2026 |
| Weatherby, L.C. Gas Unit G-4-125661 | Rosita, NW (Wilcox W) | Duval | 1 | 0 | 25.3M | Jan 1993 – Jul 2026 |
| Hubberd - Frost Nat'l Bank G.U. G-4-127594 | Rosita, NW (Wilcox W) | Duval | 1 | 0 | 8.97M | Jan 1993 – Jul 2026 |
| Weatherby, L.C. Gas Unit G-4-129882 | Rosita, N.W. (Wilcox U) | Duval | 1 | 0 | 3.09M | Jan 1993 – Jul 2026 |
| Weatherby, L.C. Gas Unit G-4-133007 | Rosita, N.W. (Wilcox X) | Duval | 1 | 0 | 7.2M | Jan 1993 – Jul 2026 |
| Muzza, G. P. G-4-133176 | Fandango (Wilcox R) | Zapata | 1 | 0 | 23.1M | Jan 1993 – Jul 2026 |
| L. C. Weatherby Gas Unit G-4-136273 | Rosita, NW (Wilcox W) | Duval | 1 | 0 | 6.58M | Jan 1993 – Jul 2026 |
| Weatherby-Wernecke "P" Sand G.U. G-4-136522 | Rosita (Wilcox P) | Duval | 1 | 0 | 3.68M | Jan 1993 – Jul 2026 |
| Hubberd-Frost Nat. Bank Gas Unit G-4-137108 | Rosita, NW (Wilcox R-S-U Cons.) | Duval | 1 | 0 | 3.29M | Jan 1993 – Jul 2026 |
| Weatherby-Weatherby Gas Unit G-4-137188 | Rosita, N.W. (Wilcox X) | Duval | 1 | 0 | 13.9M | Jan 1993 – Jul 2026 |
| Weatherby - Weatherby Gas Unit G-4-138674 | Rosita, NW (Wilcox Y) | Duval | 1 | 0 | 4.64M | Jan 1993 – Jul 2026 |
| Zachry, H. B. Co. G-4-139140 | Fandango (Wilcox, Upper T9) | Zapata | 1 | 0 | 3.97M | Jan 1993 – Jul 2026 |
| Weatherby-Weatherby Gas Unit G-4-139577 | Rosita, NW (Wilcox W) | Duval | 1 | 0 | 4.03M | Jan 1993 – Jul 2026 |
| Zachry, H. B. Company G-4-149444 | Fandango (Wilcox Consolidated) | Zapata | 1 | 0 | 30.7M | Nov 1993 – Jul 2026 |
| Hubberd-Frost Nat'l Bank G/U G-4-153324 | Rosita, NW (Wilcox R-S-U Cons.) | Duval | 1 | 0 | 5.91M | Feb 1995 – Jul 2026 |
| Hinojosa, G. G. G-4-158365 | Fandango (Wilcox Q) | Zapata | 1 | 0 | 1.33M | Jan 1996 – Jul 2026 |
| Kilgore-Wernecke Gas Unit G-4-161390 | Rosita, NW (Wilcox Y) | Duval | 1 | 0 | 4.03M | Dec 1996 – Jul 2026 |
| Weatherby - Weatherby Gas Unit G-4-161940 | Rosita, NW (Wilcox Cons.) | Duval | 1 | 0 | 6.35M | Jan 1997 – Jul 2026 |
| Kilgore-Wernecke Gas Unit G-4-167253 | Rosita, E. (Wilcox Cons.) | Duval | 1 | 0 | 17.5M | Dec 1997 – Jul 2026 |
| Frost National Bank 65 G-4-168279 | Rosita (Wilcox P) | Duval | 1 | 0 | 3.19M | Apr 1998 – Jul 2026 |
| Wernecke, E. D. -A G-4-171982 | Rosita, NW (Wilcox Cons.) | Duval | 1 | 0 | 980K | Apr 1998 – Jul 2026 |
| E.D. Wernecke G.U. G-4-171990 | Rosita, NW (Wilcox Cons.) | Duval | 1 | 0 | 6.24M | Mar 1998 – Jul 2026 |
| Wernecke, Ernest D. East G-4-178013 | Rosita, W. (Wilcox) | Duval | 1 | 0 | 445K | Jun 2000 – Jul 2026 |
| Weatherby-Weatherby GU G-4-180574 | Rosita, NW (Wilcox Cons.) | Duval | 1 | 0 | 6.78M | Dec 2000 – Jul 2026 |
| Muzza, G. P. G-4-181139 | Fandango (Wilcox Consolidated) | Zapata | 1 | 0 | 25.6M | Dec 2000 – Jul 2026 |
| G. G. Hinojosa G-4-184344 | Fandango (Wilcox Consolidated) | Zapata | 1 | 0 | 9.68M | Jul 2001 – Jul 2026 |
| Trevino, A. G-4-184483 | Fandango (Wilcox Consolidated) | Zapata | 1 | 0 | 1.06M | Jul 2001 – Jul 2026 |
| L. C. Weatherby East Gas Unit G-4-185835 | Rosita, E. (Wilcox Cons.) | Duval | 1 | 0 | 2.29M | Oct 2001 – Jul 2026 |
| Weatherby-Weatherby GU G-4-188051 | Rosita, NW (Wilcox Cons.) | Duval | 1 | 0 | 4M | Feb 2002 – Jul 2026 |
| Weatherby-Weatherby GU G-4-190030 | Rosita, NW (Wilcox Cons.) | Duval | 1 | 0 | 826K | Jul 2002 – Jul 2026 |
| Zachry, H. B. Company G-4-190220 | Fandango (Wilcox Consolidated) | Zapata | 1 | 0 | 10.1M | Jun 2002 – Jul 2026 |
| Leyendecker, G. L. G-4-191584 | Fandango (Wilcox Consolidated) | Zapata | 1 | 0 | 2.1M | Oct 2002 – Jul 2026 |
| Zachry, H. B. Company G-4-196875 | Fandango (Wilcox Consolidated) | Zapata | 1 | 0 | 1.71M | Aug 2003 – Jul 2026 |
| Dixie Mortgage-Pawelek Gas Unit G-4-206497 | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 0 | 1.98M | Oct 2004 – Jul 2026 |
| Dixie Mortgage-Pawelek Gas Unit G-4-209102 | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 0 | 1.22M | Feb 2005 – Jul 2026 |
| Wernecke "B" G-4-210402 | Rosita, NW (Wilcox Cons.) | Duval | 1 | 0 | 1.9M | May 2005 – Jul 2026 |
| Dixie Mortgage-Pawelek Gas Unit G-4-212866 | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 0 | 3.14M | Jun 2005 – Jul 2026 |
| Shovlin Vehle/Moore "A" G-4-214907 | Las Hermanitas (House Sand) | Duval | 1 | 0 | 2.53M | Nov 2005 – Jul 2026 |
| Dixie Mortgage-Pawelek Gas Unit G-4-216962 | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 0 | 2.38M | Jan 2006 – Jul 2026 |
| Moore Gas Unit B G-4-217401 | Las Hermanitas (House Sand) | Duval | 1 | 0 | 1.92M | Feb 2006 – Jul 2026 |
| E. Riethmeyer Gas Unit G-4-219286 | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 0 | 3.09M | Mar 2006 – Jul 2026 |
| Dixie Mortgage-Pawelek Gas Unit G-4-220458 | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 0 | 3.2M | May 2006 – Jul 2026 |