| Herman, A. S. G-3-168802 | Howard Exploration, Inc. only | Blessing, NE. (F-26) | Matagorda | 1 | 26.6K | 1.7M | May 1998 – May 2014 |
| Sisson, H. H. O-3-18423 | Sue-Ann Operating, L.C. only | Pheasant, South ( Harriman) | Matagorda | 1 | 26.5K | 22.6K | by Jan 1993 – Feb 2002 |
| Myatt Minerals O-3-26502 | Sanchez Oil & Gas Corporation only | Northern Ranch (Cornelius Sand) | Matagorda | 1 | 26.3K | 9.18K | Apr 2014 – Jan 2016 |
| Blessing 14 Unit O/A O-3-27359 | Kebo Oil & Gas, Inc. only | Blessing (F-14) | Matagorda | 2 | 26.2K | 8.4K | Jul 2014 – Aug 2026 |
| Sutherland Ottis Gas Unit G-3-216464 | Samson Exploration, LLC only | Wadsworth, S.E. (Goodall Sd.) | Matagorda | 1 | 26K | 2.61M | Apr 2006 – Nov 2013 |
| Pricilla Nelson Oil Unit O-3-10709 | Expro Engineering, Inc. only | Midfields, S W (9150) | Matagorda | 1 | 25.6K | 93.1K | by Jan 1993 – Aug 2009 |
| Wolf O-3-24485 | Kirkpatrick, John Oil LLC only | Lucky, West ( F-12) | Matagorda | 1 | 25.6K | 606K | Mar 2002 – Aug 2018 |
| Meyers Etal O-3-2985 | Bomco USA, Inc. only | Markham | Matagorda | 2 | 25.4K | 20 | by Jan 1993 – Jul 2013 |
| Johnson Foundation G-3-208300 | EOG Resources, Inc. only | Old Ocean (F-10) | Matagorda | 1 | 25.3K | 814K | Apr 2005 – Jan 2011 |
| Pecan Unit G-3-279574 | Kebo Oil & Gas, Inc. only | El Maton (Frio F-2) | Matagorda | 1 | 25.1K | 1.17M | Jan 2015 – Nov 2024 |
| Wolf O-3-24382 | Kirkpatrick, John Oil LLC only | Lucky, West ( F-10) | Matagorda | 1 | 24.9K | 185K | Sep 2002 – Feb 2020 |
| Rycade O-3-2978 | KZ Global Energy, LLC only | Markham | Matagorda | 2 | 24.6K | 28 | by Jan 1993 – Jul 2026 |
| Bay City Unit No. 25 O-3-8249 | Atlas Operating LLC only | Bay City, East ( 8500 Badough) | Matagorda | 2 | 24.4K | 45.1K | by Jan 1993 – Aug 2019 |
| Cornelius, L. G-3-88834 | Erskine Energy, LLC only | Wadsworth, S. (10,200) | Matagorda | 1 | 24.3K | 2.5M | by Jan 1993 – Mar 2005 |
| Blessing Unit No. 2 G-3-246966 | GTG Operating, LLC only | Potthast (Middle Tex Miss) | Matagorda | 1 | 24.3K | 258K | Oct 2008 – Dec 2025 |
| Northwest Blessing G-3-243723 | Kebo Oil & Gas, Inc. only | Pheasant, SW. (Frio 10000) | Matagorda | 1 | 24.1K | 1.26M | May 2008 – Jul 2017 |
| East Blessing Unit G-3-225943 | Clearly Petroleum, LLC only | Pheasant, SW. (Frio 11000) | Matagorda | 1 | 24.1K | 421K | Dec 2006 – Oct 2013 |
| Cobb, F. G. -B- O-3-22696 | Apache Corporation only | Bay City (7850 Frio) | Matagorda | 1 | 24.1K | 62.8K | Apr 1995 – Jul 2004 |
| G.S. Harrison Unit G-3-247945 | Magnum Producing, LP only | Palacios (Frio -C-) | Matagorda | 1 | 24K | 1.1M | Mar 2009 – Jul 2026 |
| Cornelius, L. G-3-94733 | Rumble Energy LLC only | Wadsworth, S. (11100) | Matagorda | 1 | 23.6K | 1.95M | by Jan 1993 – Feb 2001 |
| Baer Ranch G-3-182293 | Peoples Energy Prod.-TX, L.P. only | Baer Ranch (Tex-Miss #3) | Matagorda | 1 | 23.5K | 4.54M | Jan 2001 – May 2005 |
| Flowers Foundation G-3-225079 | Deep Rock Resources, Inc. only | Ashby (9000) | Matagorda | 1 | 23.4K | 973K | Dec 2006 – Apr 2009 |
| Grimes GU G-3-216896 | South Bay Resources, L.L.C. only | Hamman, East (11,500) | Matagorda | 1 | 23.4K | 1.1M | Aug 2006 – Aug 2010 |
| Bouldin-Taylor O-3-28224 | Ponderosa Oil & Gas, LLC only | Sugar Valley (Gravier) | Matagorda | 1 | 23.3K | 0 | Jun 2023 – Aug 2026 |
| Bay City Unit No. 26 O-3-8406 | Gaither Petroleum Corporation only | Bay City, E ( Parker Sand) | Matagorda | 1 | 23K | 54.7K | by Jan 1993 – Oct 2008 |
| Laird G-3-177573 | EOG Resources, Inc. only | Wadsworth, South (Doss) | Matagorda | 1 | 22.6K | 1.17M | May 2000 – Aug 2004 |
| Cornelius B G-3-195512 | Rumble Energy LLC only | Wadsworth, S. (10,200) | Matagorda | 1 | 22.4K | 526K | Apr 2003 – May 2005 |
| Allegro-Buckeye G-3-202774 | Gaither Petroleum Corporation only | Duncan Slough (Frio Cons.) | Matagorda | 1 | 22.4K | 1.1M | Feb 2004 – Nov 2014 |
| Taylor Ranch O-3-28216 | Ponderosa Oil & Gas, LLC only | Sugar Valley (Truitt) | Matagorda | 1 | 22.1K | 0 | Jan 2025 – Aug 2026 |
| Hunt, N. Harold G-3-136310 | Hunt Oil Company only | Turtle Creek (9500 Sd.) | Matagorda | 1 | 21.9K | 831K | by Jan 1993 – Oct 2004 |
| Boonie Jensen G-3-286797 | Kebo Oil & Gas, Inc. only | Turtle Creek (10150 Sd.) | Matagorda | 1 | 21.8K | 846K | Aug 2018 – Mar 2026 |
| Blessing 14 Unit O/A O-3-9315 | Sue-Ann Operating, L.C. only | Blessing (F-14) | Matagorda | 17 | 21.8K | 19 | by Jan 1993 – Dec 2000 |
| Lewis, J. C., -C- G-3-6039 | Expro Engineering, Inc. only | Duncan Slough (Frio-2) | Matagorda | 1 | 21.6K | 471K | by Jan 1993 – Feb 2006 |
| Pocchiola el al Unit O-3-19985 | Viper S.W.D., LLC only | Pheasant, East (Melbourne,lo.) | Matagorda | 1 | 21.6K | 24 | by Jan 1993 – Jul 2002 |
| Badouh, E. M. Heirs G-3-179728 | Tri-C Resources Partners I, LLC only | Bucks Bayou (Frio Tex 2) | Matagorda | 1 | 21.5K | 3.25M | Aug 2000 – Aug 2026 |
| Taylor O-3-24506 | EOG Resources, Inc. only | Sugar Valley (Gravier) | Matagorda | 1 | 21.2K | 67.4K | Feb 2004 – Sep 2009 |
| Savage A-74 G-3-205141 | Carrizo Oil & Gas, Inc. only | Wadstex (Tex Miss) | Matagorda | 1 | 21.2K | 722K | Dec 2004 – Jul 2009 |
| Bouldin, F. V. G-3-50817 | Oak Energy, LLC only | Sugar Valley(bouldin Taylor BSG) | Matagorda | 1 | 21.1K | 415K | by Jan 1993 – Dec 2018 |
| Wendt Oil Unit (Truitt B) O-3-24233 | EOG Resources, Inc. only | Jennings Lake (Truitt B-Oil) | Matagorda | 1 | 21K | 101K | Mar 2002 – Jul 2008 |
| Scout Blessing G-3-277251 | Kebo Oil & Gas, Inc. only | Pheasant, SW. (Frio I) | Matagorda | 1 | 20.8K | 197K | Apr 2015 – Nov 2021 |
| East Blessing Unit G-3-248050 | Clearly Petroleum, LLC only | Pheasant, SW. (Frio 10500) | Matagorda | 1 | 20.8K | 283K | Mar 2009 – Mar 2014 |
| Pierce Estate O-3-26169 | Kebo Oil & Gas, Inc. only | Blessing (Frio 8430) | Matagorda | 1 | 20.8K | 8.3K | Jul 2013 – May 2025 |
| State Tract 109 O-3-24987 | Progenies Operating LLC only | Silver Lake (11,700) | Matagorda | 1 | 20.5K | 191K | Aug 2006 – Nov 2018 |
| Cornelius, L. G-3-242041 | Bluefin Resources LLC only | Wadsworth, S. (11100) | Matagorda | 1 | 20.5K | 1.94M | Jul 2006 – Nov 2022 |
| Crooker O-3-1853 | Rusk Energy Operating LLC only | Hamman | Matagorda | 2 | 20.3K | 41 | by Jan 1993 – Nov 2021 |
| Lewis & McDonald G-3-111454 | Wing Corporation only | Wilson Creek (10000 Sd. FB-C) | Matagorda | 1 | 20.2K | 332K | by Jan 1993 – Jul 1999 |
| Slone, L. M., -A- O-3-6277 | Rusk Energy Operating LLC only | Hamman | Matagorda | 1 | 20.2K | 41 | by Jan 1993 – Mar 2021 |
| Wolf, Louis O-3-22488 | Kirkpatrick, John Oil LLC only | Lucky, West ( Wolf) | Matagorda | 1 | 20.1K | 39.2K | Sep 1994 – May 2008 |
| Big Mac Blessing G-3-271233 | Kebo Oil & Gas, Inc. only | Pheasant, SW. (Frio 10100) | Matagorda | 1 | 20.1K | 382K | May 2013 – Jan 2024 |
| Trull, R. B. et Al G-3-213863 | Deep Rock Resources, Inc. only | Ashby (9000) | Matagorda | 1 | 20K | 804K | Dec 2005 – Oct 2015 |