| Garcia 1 G-4-176479 | Mestena Operating, L.L.C. only | Alta Mesa, East (Corvina) | Brooks | 1 | 581 | 337K | Jan 2000 – Oct 2007 |
| Clark, G. J. J. G-3-171328 | Texas Petroleum Investment Co. only | Anahuac, W. (Marginulina "A") | Chambers | 1 | 580 | 393K | Nov 1998 – Jun 2000 |
| Roche G-2-175285 | Finaly Resources LLC only | Cactus (Sinton) | Refugio | 1 | 571 | 824K | Jul 1999 – Aug 2026 |
| University 4 D O-10-27316 | Leonard Brothers Operating Co. only | Cardinal (Queen, W. ) | Pecos | 1 | 571 | 4.15K | by Jan 1993 – Aug 2007 |
| Angelina Lumber Company D G-6-244776 | Palmer Petroleum Inc. only | Redland, NE (Travis Peak) | Angelina | 1 | 567 | 91.1K | Dec 2008 – Oct 2012 |
| Briscoe Ranches, Inc. G-1-84352 | Rosetta Resources Operating LP only | Catarina, SW. (Olmos) | Dimmit | 1 | 566 | 107K | Oct 1994 – Jun 2010 |
| Phar Fieldwide Unit G-4-71559 | Fina Oil & Chemical Company only | Pharr (Marks) | Hidalgo | 1 | 566 | 76.8K | by Jan 1993 – Apr 1994 |
| Brainard, E. S. B. -BB- G-14-71569 | Amoco Production Company only | Canadian (Morrow Upper) | Hemphill | 1 | 560 | 310K | by Jan 1993 – Aug 2000 |
| Brainard, E. S. F. "a" 176 G-14-163495 | Amoco Production Company only | Hansford (Morrow, Lower) | Roberts | 1 | 559 | 113K | Nov 1996 – Jan 2000 |
| Dziuk O-1-16251 | Argent Energy (US) Holdings Inc. only | Marcelina Creek (Austin Chalk) | Wilson | 1 | 554 | 0 | May 2012 – Jul 2012 |
| Gates Ranch "A" G-1-78769 | Lewis Petro Properties, Inc. only | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 548 | 75.9K | by Jan 1993 – Feb 2002 |
| TSL 33105/TR 53/ G-4-258438 | White Marlin Operating Co, LLC only | Encinal Channel (FB-a, M-1) | Nueces | 1 | 548 | 41.1K | Jul 2010 – Apr 2017 |
| Salinas G-4-140621 | Hanson Production Company only | Yturria, S (2ND Massive) | Starr | 1 | 543 | 63.2K | by Jan 1993 – Apr 1995 |
| Gates Ranch "A" G-1-78885 | Lewis Petro Properties, Inc. only | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 541 | 69.7K | by Jan 1993 – Dec 2003 |
| Brainard O-14-7098 | Alpar Resources, Inc. only | Alpar-Brainard (Marmaton) | Roberts | 1 | 541 | 438 | Mar 1996 – Jan 1997 |
| Bond O-1-18035 | Longshot Energy LLC only | Taylor-Ina | Medina | 3 | 540 | 0 | Sep 2017 – Jul 2026 |
| Gulley, Marvin G-6-89952 | Totalfinaelf E&P USA Inc only | Bethany (Travis Peak) | Panola | 1 | 536 | 87.9K | by Jan 1993 – Feb 1998 |
| Fina Conoco Fee G-4-149139 | Fina Oil & Chemical Company only | Frost, North (Wood) | Starr | 1 | 534 | 24.9K | Mar 1994 – Nov 1994 |
| State Tract 169 G-4-154547 | Fina Oil & Chemical Company only | Bird Island (Frio 11-E) | Kleberg | 1 | 530 | 580K | May 1995 – May 1996 |
| Briscoe Catarina Ranch G-1-236237 | Anadarko E&P Company LP only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 530 | 5.12K | Nov 2007 – Jun 2008 |
| Fox Jeff-Fox Zina (SA) G-13-259571 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 529 | 1.71M | Nov 2010 – Aug 2026 |
| De Tijerina, H. C. G-4-194241 | Hilcorp Energy Company only | T-C-B (Vxbg Consolidated) | Jim Wells | 1 | 526 | 77.3K | Mar 2003 – Jun 2006 |
| Salinas, J. O-2-9145 | Big Lake Corporation only | Cologne (4600) | Victoria | 1 | 519 | 167 | Mar 2005 – Jul 2005 |
| Lexy G-3-200565 | Fortune Resources LLC only | B U Ranch (Marginulina 5300) | Wharton | 1 | 517 | 589K | Jul 2004 – Mar 2011 |
| Briscoe G-1-172346 | Lewis Petro Properties, Inc. only | Catarina, SW. (Olmos) | Dimmit | 1 | 515 | 46K | Mar 1999 – Sep 2013 |
| Gates Ranch "A" G-1-99402 | Lewis Petro Properties, Inc. only | Catarina, SW. (Olmos) | Dimmit | 1 | 515 | 107K | by Jan 1993 – Jan 2016 |
| Briscoe Ranch G-1-58985 | Rosetta Resources Operating LP only | Catarina, SW. (Olmos) | Dimmit | 1 | 513 | 42.4K | by Jan 1993 – Jan 2014 |
| Briscoe/Hulsman G-1-167680 | Lewis Petro Properties, Inc. only | Catarina, SW. (Olmos) | Dimmit | 1 | 511 | 54K | Mar 1998 – Nov 2013 |
| First Security Bank G-3-142261 | Snyder Oil Corporation only | Angelina (12900) | Jefferson | 1 | 506 | 22.1K | by Jan 1993 – Jun 1993 |
| Blanca Aurora Salinas "A" G-4-237903 | Hilcorp Energy Company only | Cisco-Benavides (Lobo Cons.) | Zapata | 1 | 505 | 61K | Feb 2008 – Aug 2026 |
| Gates Ranch "A" G-1-85508 | Lewis Petro Properties, Inc. only | Catarina, SW. (San Miguel-Gas) | Webb | 1 | 496 | 11K | by Jan 1993 – Feb 2003 |
| King Ranch Tijerina G-4-264857 | EOG Resources, Inc. only | T-C-B (Vxbg Consolidated) | Kleberg | 1 | 496 | 19.2K | Nov 2011 – Nov 2011 |
| Haby, Eric -A- O-1-8963 | Sweetfield Investments, Inc. only | Taylor-Ina | Medina | 10 | 493 | 20 | by Jan 1993 – Jan 1995 |
| West McAllen G-4-155037 | Fina Oil & Chemical Company only | McAllen, West (Biedenharn, Up.) | Hidalgo | 1 | 492 | 180K | Dec 1994 – Jun 1995 |
| Davidson, W. S. -A- G-3-89258 | Petrotex Engineering Company only | Big Hill (Marginulina) | Jefferson | 1 | 489 | 216K | by Jan 1993 – Mar 2002 |
| McAllen Fieldwide Unit G-4-165173 | Totalfinaelf E&P USA Inc only | McAllen (Hansen, LO) | Hidalgo | 1 | 486 | 42.6K | Jul 1997 – Sep 2001 |
| Davidson Estate G-3-163943 | Samedan Oil Corporation only | Big Hill, N. (Marginulina 8500) | Jefferson | 1 | 486 | 154K | Jul 1997 – Jun 1998 |
| Inabett, W. T. G-13-59092 | Cooper Oil & Gas, LLC only | Boonsville (Bend Congl., Gas) | Wise | 1 | 479 | 666K | by Jan 1993 – Aug 2026 |
| Gates Ranch "A" G-1-64250 | Lewis Petro Properties, Inc. only | Catarina, SW. (Olmos) | Dimmit | 1 | 478 | 22.5K | by Jan 1993 – Dec 2003 |
| Brainard, E. S. F. -M- G-14-49646 | Mmgl Txph, LLC only | Canadian (Morrow Upper) | Hemphill | 1 | 478 | 880K | by Jan 1993 – Jun 2012 |
| Gates Ranch "A" G-1-65829 | Lewis Petro Properties, Inc. only | Catarina, SW. (Olmos) | Dimmit | 1 | 474 | 69.1K | by Jan 1993 – Jan 2016 |
| Sustainable Forest, LLC G-6-234781 | Buckhorn Operating LLC only | Angie (James Lime) | Shelby | 1 | 474 | 2M | Jan 2008 – Aug 2026 |
| Gates Ranch "K" G-1-127878 | U. S. Operating, Inc. only | Catarina, SW. (Olmos) | Dimmit | 1 | 472 | 282K | by Jan 1993 – Apr 2015 |
| Cardinal O-11-70256 | Seaboard Operating Co. only | Robertson, N. (Clear Fork 7100) | Gaines | 1 | 472 | 0 | May 2014 – Jun 2015 |
| Briscoe Catarina West G-1-258538 | Javelin Energy Partners Mgmt LLC only | Indio Tanks (Pearsall) | Dimmit | 1 | 470 | 1.12M | Aug 2010 – Jul 2026 |
| Schletze, A. E. G-1-46407 | Tucker Petroleum, Inc. only | Encinal (5800) | La Salle | 1 | 466 | 184K | by Jan 1993 – Apr 2015 |
| Griffiths Gas Unit No. 1 G-5-193058 | Luminant Mining Company LLC only | Oletha, SW (Cotton Valley Sand) | Limestone | 1 | 465 | 180K | Dec 2002 – Jan 2011 |
| Pharr Fieldwide Unit G-4-148018 | Fina Oil & Chemical Company only | Pharr(hanson) | Hidalgo | 1 | 465 | 40K | Dec 1993 – Oct 1994 |
| Brainard G-14-156650 | Mewbourne Oil Company only | Hansford (Morrow, Lower) | Hutchinson | 1 | 462 | 156K | Nov 1995 – Jul 2000 |
| Briscoe/Hulsman G-1-65086 | Lewis Petro Properties, Inc. only | Catarina, SW. (Olmos) | Dimmit | 1 | 461 | 39.6K | May 1997 – Oct 2006 |