| Wieting Gas Unit G-3-282056 | White Marlin Operating Co, LLC only | Chocolate Bayou ( Rycade) | Brazoria | 1 | 911 | 28.9K | Sep 2016 – Mar 2017 |
| Smith, T.L. Jr. G-3-137373 | Texas Petroleum Investment Co. only | Pledger (Miocene 5100 B) | Brazoria | 1 | 901 | 677K | May 1997 – Apr 2008 |
| Smith G-3-198692 | Noble Energy Inc only | Angleton, South (12,600) | Brazoria | 1 | 899 | 49.6K | Oct 2003 – Feb 2004 |
| Lockhart Bank Unit 1 G-3-205354 | Hockley Energy, Inc. only | Alvin, South (#35) | Brazoria | 1 | 894 | 149K | Oct 2004 – Dec 2011 |
| Sun Fee G-3-67621 | Texas Petroleum Investment Co. only | Oyster Creek (Frio 7100) | Brazoria | 1 | 882 | 142K | by Jan 1993 – Sep 1994 |
| Rice G-3-278624 | Texas Standard Oil Operating Co. only | Danbury Dome (5655 Sand) | Brazoria | 1 | 881 | 34.7K | Jan 2014 – Mar 2015 |
| Stanger, D. G-3-242144 | | Old Ocean, East (10500) | Brazoria | 1 | 877 | 136K | Nov 2007 – May 2008 |
| Scott G-3-248941 | Slawson Exploration Company, Inc only | Angleton, South (12,600) | Brazoria | 1 | 868 | 66.5K | Jul 2007 – Aug 2008 |
| Wilson, R.K. Gas Unit No. 1 G-3-155764 | Dune Operating Company only | Chocolate Bayou ( Banfield) | Brazoria | 1 | 861 | 262K | Oct 1995 – Nov 1996 |
| Sweet, E. A. G-3-148820 | Ace Field Services, Inc. only | Rattlesnake Mound (5350) | Brazoria | 1 | 859 | 703K | Mar 1994 – Sep 2012 |
| Westmoreland, J. W. G-3-155577 | Lapis Operating, Inc. only | Bell Lake (9250) | Brazoria | 1 | 854 | 90K | Apr 1995 – May 1996 |
| Saunders, Joan et Al G-3-243011 | Vandeveer Energy, LLC only | Alvin, South (#51) | Brazoria | 1 | 853 | 165K | Sep 2008 – May 2009 |
| Old Ocean Unit G-3-163243 | Hilcorp Energy Company only | Old Ocean (Armstrong) | Brazoria | 1 | 840 | 38.1K | Feb 1997 – Dec 1997 |
| Purcell, Thomas G-3-204747 | Noble Energy Inc only | Rowan, N. (Frio, Upper) | Brazoria | 1 | 840 | 12.2K | Oct 2004 – Dec 2004 |
| I. P. Farms Unit G G-3-290046 | XOG Resources, LLC only | Chocolate Bayou ( Wieting Lo.) | Brazoria | 1 | 830 | 63.4K | Aug 2020 – May 2021 |
| Miller G-3-281663 | Elliott Oil & Gas Operating Co. only | Chocolate Bayou ( Harris) | Brazoria | 1 | 822 | 34.3K | Jul 2016 – Sep 2016 |
| Walker-Vieman Gas Unit G-3-126417 | Zinn Petroleum Co. only | Bell Lake (9800) | Brazoria | 1 | 813 | 279K | by Jan 1993 – May 1996 |
| Lockhart Bank Unit 1 G-3-193445 | Hockley Energy, Inc. only | Alvin, South (#38) | Brazoria | 1 | 788 | 226K | Feb 2003 – Dec 2007 |
| Schenck O-3-23259 | XOG Resources, LLC only | Chocolate Bayou ( Alibel) | Brazoria | 1 | 786 | 9.67K | Jul 1997 – Dec 1997 |
| Farms, I. P. G-3-155624 | Elliott Oil & Gas Operating Co. only | Chocolate Bayou (Andrau) | Brazoria | 1 | 778 | 59.3K | Aug 1995 – Nov 1995 |
| Elving, Fred -A- O-3-10393 | Setex Oil Company, L.P. only | Manvel (F.B. II, Oligocene) | Brazoria | 1 | 776 | 23.8K | by Jan 1993 – Aug 1996 |
| Brockman, J. C. et Al G-3-158671 | Vintage Petroleum, Inc. only | Old Ocean (12,100) | Brazoria | 1 | 774 | 53K | Mar 1996 – Jun 1996 |
| Stanger, D. G-3-242143 | Slawson Exploration Company, Inc only | Old Ocean E (F-20) | Brazoria | 1 | 767 | 345K | Nov 2007 – Apr 2010 |
| Bullard/Strouhal G-3-145888 | Ultra Oil & Gas, Inc. only | Chocolate Bayou ( Frio Upper) | Brazoria | 1 | 760 | 22.5K | May 1993 – Jul 1993 |
| Sun Fee G-3-250547 | Texas Petroleum Investment Co. only | Oyster Creek (6760 Sand) | Brazoria | 1 | 757 | 356K | Aug 2007 – May 2010 |
| Drisdale Gas Unit G-3-149215 | Reunion Energy Company only | Alvin, North (8400) | Brazoria | 1 | 755 | 29.8K | Apr 1994 – Jul 1994 |
| Wilson, R. K. Gas Unit No. 1 G-3-162292 | Texaco E & P Inc. only | Chocolate Bayou ( Wieting Up.) | Brazoria | 1 | 751 | 36.7K | Mar 1997 – Jul 1997 |
| Underwood Fee O-3-6640 | Gary Oil & Gas only | West Columbia | Brazoria | 3 | 750 | 15 | by Jan 1993 – Nov 1998 |
| Miller O-3-27989 | Elliott Oil Company, L.P. only | Chocolate Bayou ( Ho.fms. UP) | Brazoria | 1 | 739 | 0 | Aug 2022 – May 2024 |
| Mobil- I P Farms O-3-20140 | Boling Production Company, Inc. only | Damon Mound | Brazoria | 5 | 729 | 8 | by Jan 1993 – Aug 1993 |
| Trisch G-3-201497 | Petron Energy, Inc. only | Alvin, North (8400) | Brazoria | 1 | 720 | 6.15K | Mar 2004 – Jul 2004 |
| McFarland, Robert et Al O-3-26031 | Texas Petroleum Investment Co. only | Pledger (Frio 7260) | Brazoria | 1 | 711 | 411 | May 2012 – Nov 2021 |
| Triangle G-3-191683 | Noble Energy Inc only | Chocolate Bayou ( Rycade) | Brazoria | 1 | 709 | 78.5K | Sep 2002 – Jan 2003 |
| Huffman, V. S. G-3-176827 | Elliott Oil & Gas Company only | Arcola (7320) | Brazoria | 1 | 703 | 24.8K | Feb 2000 – Aug 2000 |
| J. C. Brockman et Al G-3-266023 | Hilcorp Energy Company only | Old Ocean (Frio 12700) | Brazoria | 1 | 702 | 86.9K | Nov 2011 – Jun 2015 |
| I P Farms -N- G-3-141298 | Ace Field Services, Inc. only | Rattlesnake Mound (5350) | Brazoria | 1 | 681 | 660K | by Jan 1993 – Sep 2012 |
| Kneitz, Gladys M. O-3-12329 | Daniels Corporation, The only | Manvel (Miocene 3300) | Brazoria | 1 | 675 | 17 | by Jan 1993 – Jun 1998 |
| Hinkle, J. T., -A- G-3-34343 | Rutherford Oil Corporation only | Clemens, N. (Frio P-1) | Brazoria | 1 | 673 | 237K | by Jan 1993 – Sep 1999 |
| Pledger Gas Field Unit G-3-83431 | Texas Petroleum Investment Co. only | Pledger (Frio 6500-6800) | Brazoria | 1 | 670 | 232K | by Jan 1993 – Nov 2003 |
| Brockman, J.C. G-3-115609 | Vintage Petroleum, Inc. only | Old Ocean (Frio 12700) | Brazoria | 1 | 661 | 115K | by Jan 1993 – Mar 1996 |
| Pledger GU 1 O-3-25512 | Texas Petroleum Investment Co. only | Pledger (Frio 7040) | Brazoria | 1 | 635 | 851 | Mar 2010 – Jul 2010 |
| IP Farms (M) G-3-153668 | Elliott Oil & Gas Operating Co. only | Chocolate Bayou ( Frio Upper) | Brazoria | 1 | 633 | 19.8K | Feb 1995 – Nov 1995 |
| Johnson, Anna Belle O-3-13710 | Martino, Joseph C. only | Manvel (Miocene 3300) | Brazoria | 1 | 629 | 17 | by Jan 1993 – May 1995 |
| Farms, I. P.-Kandelly G-3-171305 | Elliott Oil & Gas Operating Co. only | Chocolate Bayou (Anamolina) | Brazoria | 1 | 627 | 62.3K | Nov 1998 – Jan 1999 |
| Wisch-Saint Unit G-3-86109 | Texas Petroleum Investment Co. only | Pledger (Cayce 7650) | Brazoria | 1 | 625 | 51.8K | Oct 1993 – Nov 1998 |
| Old Ocean Unit G-3-46129 | Hilcorp Energy Company only | Old Ocean (Campbell) | Brazoria | 1 | 620 | 205K | by Jan 1993 – Nov 1995 |
| Wilson, R. K. Gas Unit No. 1 G-3-172611 | Dune Operating Company only | Chocolate Bayou ( Banfield) | Brazoria | 1 | 619 | 70K | Apr 2001 – Jul 2001 |
| Andrau G-3-157295 | Elliott Oil & Gas Operating Co. only | Chocolate Bayou (Andrau) | Brazoria | 1 | 612 | 53.3K | Dec 1995 – Sep 1996 |
| Mound Company NCT-1 G-3-148221 | Sandpoint Texas LLC only | Hoskins Mound | Brazoria | 1 | 610 | 26.8K | Nov 1993 – Mar 2026 |
| Old O-3-27292 | XOG Resources, LLC only | Chocolate Bayou (Alibel Stray) | Brazoria | 1 | 608 | 5.99K | Aug 2017 – Oct 2017 |