| Copano Bay State G-4-152413 | Tryall, Inc only | Fulton Beach, West (A-1) | Aransas | 1 | 1.73K | 208K | Nov 1994 – Dec 2009 |
| Polly Brown et Al G-4-167923 | Magnum Producing, LP only | Estes Cove (E-1, Fault Block B) | Aransas | 1 | 1.64K | 245K | Feb 1998 – Aug 2011 |
| State Tract 116 G-4-269601 | Lamar Oil & Gas, Inc. only | Copano Bay, S. (FB-B, M-10) | Aransas | 1 | 1.6K | 40.5K | Mar 2013 – Mar 2019 |
| Rogers O-4-11970 | Aransas Minerals Corporation only | Aransas Pass | Aransas | 1 | 1.5K | 28 | by Jan 1993 – Apr 1997 |
| State Tract 277 G-4-151887 | North Central Oil Corp. only | Stedman Island | Aransas | 1 | 1.42K | 146K | Oct 1994 – Mar 1996 |
| Spencer-Kent-Crane Unit 1 0 G-4-47065 | Omega Energy Corp. only | Fulton Beach (B-3-8) | Aransas | 1 | 1.39K | 363K | Sep 2002 – Jul 2008 |
| Fulton Beach O-4-12764 | Winn Exploration Co., Inc. only | Fulton Beach | Aransas | 1 | 1.34K | 0 | Dec 1997 – Mar 1998 |
| Fulton Beach/C Sand/Unit G-4-224998 | Wallis Energy, Inc. only | Fulton Beach (B-3-8) | Aransas | 1 | 1.34K | 443K | Jul 2006 – Apr 2022 |
| State Tract 279 G-4-149166 | North Central Oil Corp. only | Conn Brown Harbor (Frio "E" FB-A | Aransas | 1 | 1.28K | 105K | Feb 1994 – Feb 1995 |
| State Tract 219 G-4-46138 | Lamar Oil & Gas, Inc. only | Estes Cove (H-2) | Aransas | 1 | 1.28K | 281K | by Jan 1993 – Jul 1996 |
| Copano Bay State G-4-69915 | Live Oak Reserves, Inc. only | Fulton Beach, West (A-3) | Aransas | 1 | 1.26K | 15.2K | by Jan 1993 – Oct 1994 |
| State Tract 94 G-4-91282 | Lamar Oil & Gas, Inc. only | Copano Bay, S. (FB-B; 0-6, SEG.1 | Aransas | 1 | 1.25K | 299K | by Jan 1993 – Dec 2000 |
| State Tract 93 G-4-127618 | Prize Operating Company only | Copano Bay, S. (FB-B, M- 7) | Aransas | 1 | 1.15K | 37.7K | by Jan 1993 – Jan 2001 |
| St. Charles Co. G-4-143081 | Conoco Inc. only | Headquarters (Frio W) | Aransas | 1 | 1.15K | 9.77K | by Jan 1993 – Jun 1993 |
| State Tract 96 O-4-5615 | Lamar Oil & Gas, Inc. only | Copano Bay, S. (FB-a, K-3,4) | Aransas | 1 | 1.12K | 1.86K | by Jan 1993 – Aug 1993 |
| Grant G-4-184337 | Walter Oil & Gas Corporation only | McCampbell (Frio P, Middle) | Aransas | 1 | 1.06K | 80.4K | Jun 2001 – Dec 2001 |
| Copano Bay State G-4-69320 | Live Oak Reserves, Inc. only | Fulton Beach, West (A-4) | Aransas | 1 | 971 | 81.7K | by Jan 1993 – Jan 1995 |
| Bailey, Travis G-4-171622 | Samson Lone Star LP only | Rockport, West (-P- Lower) | Aransas | 1 | 913 | 54K | Dec 1998 – Apr 1999 |
| Baker Gas Unit G-4-74742 | Enco Exploration Company only | Aransas Pass, E. (E-1 Sand) | Aransas | 1 | 901 | 22.8K | by Jan 1993 – May 1996 |
| State Tract 116 O-4-6765 | Lamar Oil & Gas, Inc. only | Copano Bay, S. (FB-B, O-6) | Aransas | 1 | 857 | 11.5K | by Jan 1993 – Nov 1998 |
| State Tract 1 G-4-282659 | Hilcorp Energy Company only | St. Charles (Frio Cons., Lower) | Aransas | 1 | 839 | 147K | Sep 2017 – Aug 2026 |
| Barber Gas Unit G-4-64980 | Omega Energy, LLC only | Aransas Pass, East (D-6) | Aransas | 1 | 804 | 34.1K | by Jan 1993 – Apr 2005 |
| McCampbell Trust, et al, "A" O-4-13444 | Cabot Oil & Gas Corporation only | McCampbell (Deep Frio Cons.) | Aransas | 1 | 735 | 10.2K | Apr 2007 – Mar 2008 |
| State Tract 279 G-4-203407 | Tema Oil and Gas Company only | Stedman Island, N(7600) | Aransas | 1 | 726 | 360K | May 2004 – Nov 2016 |
| St. Charles Co. G-4-146319 | Conoco Inc. only | Headquarters (Frio U) | Aransas | 1 | 715 | 163K | Jul 1993 – Apr 1994 |
| Davis G-4-187273 | Walter Oil & Gas Corporation only | McCampbell (Frio P, Lower) | Aransas | 1 | 710 | 15.6K | Jan 2002 – Apr 2002 |
| State Tract 94 G-4-140272 | Corpus Christi Leaseholds, Inc. only | Bartell Pass (Frio K) | Aransas | 1 | 709 | 5.64K | by Jan 1993 – May 1993 |
| McCampbell, W.G. Jr.et Al O-4-13614 | XTO Energy Inc. only | McCampbell (Deep Frio Cons.) | Aransas | 1 | 656 | 0 | Apr 2010 – Apr 2013 |
| Baker Gas Unit G-4-161814 | Omega Energy, LLC only | Aransas Pass, East (B-2- 7300) | Aransas | 1 | 583 | 52.4K | Jun 1996 – Apr 2005 |
| Porterfield Est. G-4-143927 | Baxter, Murphy H. only | McCampbell, North (P-2) | Aransas | 1 | 548 | 14.7K | Feb 1993 – Apr 1993 |
| Copano Bay State G-4-45086 | Live Oak/Operations, Inc. only | Fulton Beach, West (B) | Aransas | 1 | 528 | 61.3K | by Jan 1993 – Aug 1994 |
| Rouquette, Zeph G-4-162025 | Pedeco, Inc. only | Rockport, West (Q-3) | Aransas | 1 | 482 | 9.83K | Mar 1997 – Jun 1998 |
| St. Charles Co. G-4-161650 | Conoco Inc. only | St. Charles (Frio Cons., Lower) | Aransas | 1 | 481 | 140K | May 1994 – Sep 1998 |
| State Tract 121 G-4-106519 | Lamar Oil & Gas, Inc. only | Half Moon Reef (5200) | Aransas | 1 | 437 | 739K | Feb 1998 – Jul 2021 |
| Copano Bay State O-4-13440 | Live Oak Reserves, Inc. only | Fulton Beach, West (6040) | Aransas | 1 | 358 | 9.33K | Sep 2006 – Mar 2007 |
| State Tract 278 "B" G-4-202540 | Tema Oil and Gas Company only | Stedman Island, N. (7300) | Aransas | 1 | 252 | 34.6K | Jun 2004 – Oct 2004 |
| State Tract 81 G-4-141417 | Hunt Oil Company only | Goose Island (7100 -B-) | Aransas | 1 | 248 | 74K | by Jan 1993 – May 1994 |
| Conn Brown-State B - G Sand Unit G-4-212823 | Tema Oil and Gas Company only | Stedman Island, N(7600) | Aransas | 1 | 105 | 67.7K | Aug 2005 – Dec 2007 |
| C. W. Skipper Unit G-4-140664 | Genesis Producing Company only | Estes Cove (E-3) | Aransas | 1 | 104 | 2.03K | by Jan 1993 – Feb 1993 |
| Campbell, J. A. O-4-5629 | HLS Producing, Inc. only | Aransas Pass (6800) | Aransas | 1 | 85 | 0 | Jan 1997 – Jan 1997 |
| Spencer-Kent-Crane G-4-52510 | Omega Energy Corp. only | Fulton Beach (B-2) | Aransas | 1 | 83 | 21.7K | by Jan 1993 – Jul 1993 |
| Spencer-Kent-Crane G-4-103961 | Wallis Energy, Inc. only | Fulton Beach (B-2) | Aransas | 1 | 63 | 693 | by Jan 1993 – Jun 2005 |
| Rouquette G-4-143631 | Placer Oil Co. only | Rockport (8150) | Aransas | 1 | 62 | 306 | by Jan 1993 – Mar 1993 |
| St. Charles Ranch G-4-148406 | Conoco Inc. only | Wildcat | Aransas | 1 | 49 | 54 | Oct 1995 – Oct 1995 |
| Kidd, E. O-4-140 | HLS Producing, Inc. only | Aransas Pass | Aransas | 1 | 30 | 0 | Feb 1997 – Feb 1997 |
| Baker Gas Unit G-4-105071 | Enco Exploration Company only | Aransas Pass, East (E-1-2,C.) | Aransas | 1 | 6 | 39.7K | by Jan 1993 – Dec 2000 |
| Heist Gas Unit G-4-144248 | Omega Energy, LLC only | Aransas Pass, East (7370) | Aransas | 1 | 4 | 58.1K | by Jan 1993 – Apr 2005 |
| Zeph, Rouquette et Al G-4-63658 | K.C. Resources only | Rockport, West (7900) | Aransas | 1 | 0 | 0 | — |
| Bass Bros. Enterprises, Inc. 823 O-4-9067 | Besco Operating, L.P. only | Wildcat | Aransas | 1 | 0 | 0 | — |
| St. Charles Co. O-4-9087 | Conoco Inc. only | Headquarters (Frio 0-3) | Aransas | 1 | 0 | 0 | — |