| Martinez North C G-1-297564 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 223K | 624K | Sep 2020 – Aug 2026 |
| Chumchal-Martinez G-2-300192 | Crescent Energy Operating, LLC only | De Witt (Eagle Ford Shale) | De Witt | 1 | 223K | 591K | Oct 2024 – Aug 2026 |
| Martinez North D G-1-296939 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 212K | 1.12M | Sep 2019 – Aug 2026 |
| Martinez North D G-1-296941 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 203K | 1.13M | Oct 2019 – Aug 2026 |
| Martinez South D G-1-297262 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | Dimmit | 1 | 198K | 684K | Feb 2020 – Aug 2026 |
| Martinez North C G-1-297565 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 197K | 644K | Sep 2020 – Aug 2026 |
| Martinez F G-1-297727 | Trinity Operating (Usg), LLC only | Briscoe Ranch (Eagleford) | La Salle | 1 | 182K | 1.03M | Sep 2020 – Aug 2026 |
| Martinez South C G-1-297724 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | Dimmit | 1 | 182K | 749K | Feb 2020 – Aug 2026 |
| Martinez North C G-1-297563 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 179K | 825K | Sep 2020 – Aug 2026 |
| Martinez North D G-1-297194 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 179K | 1.03M | Sep 2019 – Aug 2026 |
| Martinez, E.L. G.U. No. 1 G-4-139488 | Hilcorp Energy Company only | McAllen Ranch (Vicksburg N) | Hidalgo | 1 | 178K | 7.11M | by Jan 1993 – Oct 2025 |
| Martinez E G-1-297725 | Trinity Operating (Usg), LLC only | Briscoe Ranch (Eagleford) | La Salle | 1 | 178K | 665K | Sep 2020 – Aug 2026 |
| Martinez E G-1-297567 | Trinity Operating (Usg), LLC only | Briscoe Ranch (Eagleford) | La Salle | 1 | 174K | 758K | Sep 2020 – Aug 2026 |
| Martinez South D G-1-296943 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | Dimmit | 1 | 173K | 879K | Feb 2020 – Aug 2026 |
| Martinez E G-1-297562 | Trinity Operating (Usg), LLC only | Briscoe Ranch (Eagleford) | La Salle | 1 | 171K | 776K | Sep 2020 – Aug 2026 |
| Martinez South D G-1-296942 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | Dimmit | 1 | 170K | 849K | Feb 2020 – Aug 2026 |
| Martinez South C G-1-297558 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | Dimmit | 1 | 167K | 860K | Feb 2020 – Aug 2026 |
| Martinez B G-1-297560 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 148K | 518K | Sep 2020 – Aug 2026 |
| E. L. Martinez G.U. 1 G-4-140524 | Hilcorp Energy Company only | McAllen Ranch (Vicksburg N) | Hidalgo | 1 | 139K | 7.51M | by Jan 1993 – Feb 2025 |
| Martinez F G-1-297726 | Trinity Operating (Usg), LLC only | Briscoe Ranch (Eagleford) | La Salle | 1 | 138K | 667K | Sep 2020 – Aug 2026 |
| E. L. Martinez G. U. No. 1 G-4-154530 | Hilcorp Energy Company only | McAllen Ranch (Vicksburg N) | Hidalgo | 1 | 119K | 4.49M | Apr 1995 – Nov 2025 |
| Martinez B G-1-297561 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 105K | 588K | Sep 2020 – Aug 2026 |
| Martinez Dim G-1-278918 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 97.9K | 482K | Nov 2014 – Aug 2026 |
| Martinez-State G-4-80451 | Merit Energy Company only | La Copita (Vicksburg Cons.) | Starr | 1 | 92K | 5.91M | by Jan 1993 – Feb 2023 |
| Martinez, E.L. Gas Unit G-4-159872 | Noble Energy Inc only | Guadalupe (Cavazos) | Hidalgo | 1 | 72.7K | 855K | Apr 1996 – Dec 2002 |
| A. Martinez Unit G-4-148338 | Hilcorp Energy Company only | La Perla (Lobo Cons.) | Zapata | 1 | 52.5K | 6.49M | Feb 1994 – Aug 2026 |
| Martinez -B- G-4-154873 | Hilcorp Energy Company only | Rincon, North (Vicksburg 7250) | Starr | 1 | 52K | 2.16M | Jun 1995 – Aug 2026 |
| Martinez, D. S. G-4-136910 | Columbus Energy, LLC only | Clark Ranch (Lobo) | Webb | 1 | 47.4K | 6.75M | by Jan 1993 – Aug 2026 |
| Martinez, D.S. G-4-163520 | Columbus Energy, LLC only | Clark Ranch (Lobo) | Webb | 1 | 43K | 3.52M | Jun 1997 – Sep 2024 |
| Martinez, D.S. G-4-162129 | Columbus Energy, LLC only | Bashara-Hereford (7300) | Webb | 1 | 42.7K | 3.93M | Jan 1997 – Aug 2026 |
| Cockburn State Yegua Unit G-3-245421 | Milagro Exploration, LLC only | Magnet Withers (Martinez SD) | Wharton | 1 | 38.5K | 8.99M | Nov 2008 – Oct 2010 |
| Martinez, Antonio et Al G-4-150087 | Hilcorp Energy Company only | La Perla (Lobo Cons.) | Zapata | 1 | 35.3K | 3.61M | Jun 1994 – Aug 2026 |
| Martinez -B- G-4-177641 | Hilcorp Energy Company only | Rincon, N. (Vicksburg Cons.) | Starr | 1 | 32.7K | 2.28M | Jun 2000 – Aug 2026 |
| Martinez, E.C. G-4-148708 | Hilcorp Energy Company only | La Perla (Lobo Cons.) | Zapata | 1 | 29.6K | 3.94M | Mar 1994 – Aug 2026 |
| Martinez, F. F. 546 G-4-180706 | Merit Energy Company only | Rincon, N. (Vicksburg Cons.) | Starr | 1 | 24.6K | 1.25M | Aug 2000 – Aug 2026 |
| Martinez, Mercurio et al Unit G-4-77563 | Hilcorp Energy Company only | Laredo (Lobo) | Zapata | 1 | 24.6K | 7.36M | by Jan 1993 – Aug 2026 |
| Martinez, Antonio et Al G-4-131590 | Hilcorp Energy Company only | La Perla (Lobo Cons.) | Zapata | 1 | 24.5K | 9.75M | by Jan 1993 – Aug 2026 |
| Martinez, D.S. G-4-168891 | Columbus Energy, LLC only | Bashara-Hereford (7300) | Webb | 1 | 24.2K | 2.87M | Feb 1998 – Aug 2026 |
| Martinez, A. Unit G-4-151881 | Hilcorp Energy Company only | Bashara-Hereford (7300) | Zapata | 1 | 20.7K | 2.26M | Aug 1994 – Aug 2026 |
| Martinez, E. L. Gas Unit 1 G-4-87753 | Energy Development Corp. only | Guadalupe (Cavazos) | Hidalgo | 1 | 19.7K | 166K | by Jan 1993 – Feb 1999 |
| S. D. Martinez GU G-4-171660 | Columbus Energy, LLC only | Bashara-Hereford (7300) | Webb | 1 | 18.3K | 4.06M | Nov 1998 – Aug 2026 |
| Martinez, E.C. G-4-208266 | Hilcorp Energy Company only | La Perla (Lobo Cons.) | Zapata | 1 | 17.8K | 3.04M | Dec 2004 – Aug 2026 |
| Mercurio Martinez et al Unit A G-4-144238 | Hilcorp Energy Company only | La Perla (Lobo Cons.) | Zapata | 1 | 16.8K | 3.53M | by Jan 1993 – Aug 2026 |
| Martinez B G-4-159144 | Noble Energy Inc only | Rincon, North (Vicksburg 6700) | Starr | 1 | 16.6K | 1.18M | Jun 1996 – Nov 2003 |
| Martinez, F. F. 546 G-4-171192 | Merit Energy Company only | Rincon, N. (Vicksburg Cons.) | Starr | 1 | 16.5K | 1.02M | Nov 1998 – Mar 2022 |
| Martinez, F. F. 546 G-4-182137 | Merit Energy Company only | Rincon, N. (Vicksburg Cons.) | Starr | 1 | 16.5K | 1.29M | Feb 2001 – Dec 2025 |
| Martinez, M. G-4-129202 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Zapata | 1 | 16.2K | 1.91M | by Jan 1993 – Aug 2026 |
| Martinez, D. G-4-138643 | Columbus Energy, LLC only | Bashara-Hereford (7300) | Webb | 1 | 15.3K | 7.51M | by Jan 1993 – Sep 2017 |
| Martinez "B" G-4-157846 | Noble Energy Inc only | Rincon, North (Vicksburg 7250) | Starr | 1 | 15.2K | 959K | Feb 1996 – Apr 2005 |
| Martinez-Barrera Gas Init G-4-139901 | Columbus Energy, LLC only | Bashara-Hereford (7300) | Webb | 1 | 14.2K | 7.43M | by Jan 1993 – Aug 2026 |