| Texas State Tract 117 G-2-138507 | Vintage Petroleum, Inc. | Panther Reef, SW. (Frio G-1) | 1 | 244K | 4.37M | Jan 1993 – Sep 1999 |
| Cox Bay State Tract No. 59 G-2-128647 | Remora Operating, LLC | Maude B. Traylor (F-41-61, Deep) | 1 | 132K | 3.52M | Jan 1993 – Sep 2020 |
| Brooking, M.M. G-2-135003 | Silverbrook Operating, LLC | Southern Comfort (Frio) | 1 | 118K | 1.36M | Jan 1993 – Mar 2026 |
| Traylor, Maude B. Mrs. G-2-119772 | Remora Operating, LLC | Maude B. Traylor (F-41-61, Deep) | 1 | 106K | 2.7M | Jan 1993 – Jan 2013 |
| Bull Redfish Unit G-2-266900 | Lamar Oil & Gas, Inc. | Panther Reef (Frio Cons.) | 1 | 99.4K | 2.84M | Mar 2012 – May 2025 |
| Traylor, Maude A G-2-225770 | Remora Operating, LLC | Maude B. Traylor (F-41-61, Deep) | 1 | 98.1K | 3.82M | Dec 2006 – Jul 2021 |
| Aluminum Company of America Fee G-2-113423 | Neumin Production Company | Lavaca Bay (F-40-B) | 1 | 95.5K | 7.32M | Jan 1993 – Apr 2020 |
| Matagorda Bay S.T. 150 G-2-179901 | Sonterra Operating, Inc. | Matagorda Bay (Bol Mex) | 1 | 95.4K | 2.43M | Nov 2001 – Jan 2009 |
| Traylor, Maude B. G-2-147633 | Wagner Oil Company | Maude B. Traylor (F-41-61, Deep) | 1 | 90K | 2.15M | Nov 1993 – Feb 2017 |
| Quail Ridge/State Unit G-2-275993 | Neumin Production Company | Lavaca Bay (F-46) | 1 | 83.8K | 1.63M | Nov 2013 – May 2018 |
| Traylor, Maude B. "B" G-2-233750 | Angel Operating LLC | Maude B. Traylor (F-41-61, Deep) | 1 | 81.2K | 2.41M | Jan 2008 – Jun 2023 |
| Gallinipper Unit G-2-244784 | Neumin Production Company | Lavaca Bay (F-44) | 1 | 81.1K | 2.45M | Jan 2007 – Aug 2017 |
| Maude B. Traylor "B" G-2-237664 | Angel Operating LLC | Maude B. Traylor (F-41-61, Deep) | 1 | 79.3K | 2.69M | May 2008 – Jun 2023 |
| State Tract 254 G-2-217956 | Columbus Energy, LLC | Appling Deep, SW (Frio) | 1 | 76.5K | 989K | Aug 2005 – Feb 2019 |
| Gallinipper Unit G-2-250031 | Neumin Production Company | Lavaca Bay (F-43) | 1 | 75.7K | 1.25M | Oct 2006 – Aug 2017 |
| Quail Ridge/State Unit G-2-267712 | Neumin Production Company | Lavaca Bay (F-46) | 1 | 74.7K | 1.55M | Apr 2012 – Jun 2016 |
| McDonald-Hahn G-2-193275 | C & E Operating, Inc. | Long Mott (7800) | 1 | 67.8K | 479K | Jan 2003 – May 2007 |
| Traylor, Maude B. G-2-129631 | Angel Operating LLC | Maude B. Traylor, North (43) | 1 | 66.5K | 1.53M | Jan 1993 – May 2014 |
| Maude Traylor A G-2-233423 | Remora Operating, LLC | Maude B. Traylor (F-41-61, Deep) | 1 | 57.6K | 2.53M | Dec 2007 – Jul 2021 |
| Gallinipper Unit G-2-238049 | Neumin Production Company | Lavaca Bay (F-43) | 1 | 56.4K | 233K | Jul 2008 – Jul 2010 |
| Frerichs, F. L. G-2-139303 | Texas Independent Explor Ltd. | Sheriff, West (Frio 9000) | 1 | 50.4K | 1.11M | Jan 1993 – Apr 2026 |
| Traylor, Maude B. G-2-140544 | Cameron Engineering, Inc | Maude B. Traylor, North (80) | 1 | 48.6K | 1.65M | Jan 1993 – Nov 1997 |
| MM Brooking #3 G-2-272724 | CKS Operating, LLC | Southern Comfort (Frio) | 1 | 47.4K | 1.66M | Dec 2013 – Jul 2025 |
| Traylor, Maude B. G-2-166338 | Silverbrook Operating, LLC | Maude B. Traylor (F-41-61, Deep) | 1 | 47K | 637K | Dec 1997 – Apr 2026 |
| Traylor, Maude B. "B" G-2-155712 | Future Petroleum Company LLC | Maude B. Traylor (F-41-61, Deep) | 1 | 45.6K | 1.44M | Sep 1995 – Mar 2008 |
| State Tract 38 G-2-138463 | Neumin Production Company | Lavaca Bay (F-46) | 1 | 44.9K | 5.83M | Jan 1993 – Aug 2017 |
| Traylor, M.B. Estate G-2-154264 | White Marlin Operating Co, LLC | Maude B. Traylor (F-41-61, Deep) | 1 | 44.7K | 896K | May 1995 – Apr 2020 |
| State Tract 26 G-2-153920 | Neumin Production Company | Lavaca Bay (F-34) | 1 | 43.1K | 4.8M | Mar 1995 – Aug 2017 |
| State Tract 150 G-2-216125 | Sonterra Operating, Inc. | Matagorda Bay (Bol Mex) | 1 | 42.4K | 1.06M | Aug 2005 – Mar 2008 |
| Traylor, Maude A G-2-226803 | Remora Operating, LLC | Maude B. Traylor (F-41-61, Deep) | 1 | 40.9K | 1.4M | Feb 2007 – Nov 2014 |
| Brooking, M. T. #2 G-2-269676 | CKS Operating, LLC | Southern Comfort (Frio) | 1 | 37.8K | 1.22M | Feb 2013 – Jul 2025 |
| Traylor, Maude B. G-2-148603 | Silverbrook Operating, LLC | Maude B. Traylor (F-41-61, Deep) | 1 | 37.2K | 1.06M | Feb 1994 – Apr 2026 |
| State Tract 117 G-2-180697 | Alta Mesa Services, LP | Panther Reef, SW. (Frio G) | 1 | 36.7K | 775K | Oct 1999 – Apr 2010 |
| Traylor, Maude B. G-2-151098 | Allegiant Resources, LLC | Maude B. Traylor, North (80) | 1 | 36.6K | 1.02M | Aug 1994 – Nov 2005 |
| Foester Shilling G-2-249280 | C & E Operating, Inc. | Magnolia Beach (7800) | 1 | 36.4K | 359K | Mar 2009 – Jul 2014 |
| Melcher G-2-211075 | C & E Operating, Inc. | Lobue (Discorbis D) | 1 | 35.9K | 2M | Apr 2005 – Jan 2011 |
| Maude Traylor A G-2-245519 | Remora Operating, LLC | Maude B. Traylor (F-41-61, Deep) | 1 | 35.5K | 1.19M | Jan 2009 – Apr 2021 |
| Cole G-2-184504 | Sue-Ann Operating, L.C. | Kellers Creek, S. (8100) | 1 | 32.5K | 1.43M | Jun 2001 – May 2006 |
| Traylor, Maude B G-2-248874 | White Marlin Operating Co, LLC | Maude B. Traylor (F-41-61, Deep) | 1 | 31.7K | 953K | Jan 2009 – Apr 2020 |
| Williams G-2-203882 | C & E Operating, Inc. | George Duncan (Melbourne J-1, A) | 1 | 31.5K | 500K | Sep 2002 – Nov 2005 |
| Traylor, Maude B. G-2-232800 | Wagner Oil Company | Maude B. Traylor (F-41-61, Deep) | 1 | 29.7K | 1.21M | Oct 2007 – Mar 2017 |
| Traylor, Maude B. "B" G-2-234224 | Frostwood Energy, LLC | Maude B. Traylor (F-41-61, Deep) | 1 | 29.1K | 915K | Sep 2007 – Dec 2016 |
| Aluminum Company of America Fee G-2-45958 | Neumin Production Company | Lavaca Bay (F-45) | 1 | 29K | 1.94M | Jan 1993 – Feb 2017 |
| Traylor, M. B., Est. G-2-233313 | White Marlin Operating Co, LLC | Maude B. Traylor (F-41-61, Deep) | 1 | 29K | 696K | Jan 2008 – Apr 2020 |
| Bull Redfish Unit G-2-274876 | Lamar Oil & Gas, Inc. | Panther Reef (Frio Cons.) | 1 | 28K | 814K | Jun 2014 – Feb 2016 |
| State Tract 86 G-2-168365 | Neumin Production Company | Panther Reef, SW. (Frio E-4) | 1 | 27.8K | 5.09M | Feb 1998 – Apr 2017 |
| Maude B. Traylor G-2-251312 | Silverbrook Operating, LLC | Maude B. Traylor (F-41-61, Deep) | 1 | 27.7K | 1.17M | May 2008 – Oct 2016 |
| Traylor, Maude B. G-2-106827 | White Marlin Operating Co, LLC | Maude B. Traylor (F-41-61, Deep) | 1 | 27.6K | 574K | Jan 1993 – Apr 2020 |
| Traylor, Maude B. 'B' G-2-159322 | Frostwood Energy, LLC | Maude B. Traylor, North (78-A) | 1 | 26.8K | 307K | Jun 1996 – Feb 2017 |
| Foester G-2-211263 | C & E Operating, Inc. | Magnolia Beach (9300) | 1 | 25.4K | 1.68M | Apr 2005 – Oct 2014 |