| Richter-Loewe G-3-203107 | New Ulm (LWR Wilcox Cons.) | Austin | 1 | 80.9K | 3.64M | Aug 2004 – Apr 2026 |
| Hastedt 'A' G-3-293649 | Columbus (Consolidated) | Colorado | 1 | 64.6K | 931K | Mar 2023 – Apr 2026 |
| Hastedt, Emma "B" G-3-165910 | Columbus (Consolidated) | Colorado | 1 | 49.4K | 1.46M | Nov 1997 – Apr 2026 |
| Cullen, H. R. et Al G-3-284589 | Columbus (Consolidated) | Colorado | 1 | 47.1K | 1.79M | Apr 2018 – Apr 2026 |
| Schiller G-3-232647 | New Ulm (LWR Wilcox Cons.) | Austin | 1 | 40.5K | 1.31M | Dec 2007 – Apr 2026 |
| Richter-Loewe G-3-214202 | New Ulm (LWR Wilcox Cons.) | Austin | 1 | 37.9K | 880K | Feb 2006 – Apr 2026 |
| Hastedt, Emma "B" G-3-165917 | Columbus (Consolidated) | Colorado | 1 | 24.9K | 1.09M | Nov 1997 – Apr 2026 |
| Cullen, H. R. et Al G-3-175095 | Columbus (Consolidated) | Colorado | 1 | 20.8K | 892K | Nov 1999 – Apr 2026 |
| Cullen-Hastedt G-3-282321 | Columbus (Consolidated) | Colorado | 1 | 19.8K | 790K | Jun 2017 – Apr 2026 |
| Marek G-3-292694 | Columbus (Consolidated) | Colorado | 1 | 17.6K | 485K | Apr 2022 – Apr 2026 |
| Cullen, H. R. et Al G-3-209812 | Columbus (Consolidated) | Colorado | 1 | 15.2K | 748K | Jun 2005 – Apr 2026 |
| George B. G-3-286048 | New Ulm (LWR Wilcox Cons.) | Austin | 1 | 13.1K | 122K | Dec 2018 – Apr 2026 |
| Richter-Loewe G-3-290660 | New Ulm (LWR Wilcox Cons.) | Austin | 1 | 5.32K | 222K | Mar 2021 – Apr 2026 |
| Blezinger G-3-208438 | New Ulm (LWR Wilcox Cons.) | Austin | 1 | 51K | 1.2M | Apr 2005 – Nov 2023 |
| Richter-Loewe G-3-199019 | New Ulm (LWR Wilcox Cons.) | Austin | 1 | 54K | 2.06M | Jan 2004 – Oct 2023 |
| Erwin Schiller Gas Unit G-3-71476 | New Ulm (LWR Wilcox Cons.) | Austin | 1 | 30.8K | 1.29M | Jan 1993 – Apr 2022 |
| Blezinger G-3-286526 | New Ulm (LWR Wilcox Cons.) | Austin | 1 | 3.11K | 55.8K | Mar 2019 – Oct 2021 |
| George B. G-3-63448 | New Ulm (LWR Wilcox Cons.) | Austin | 1 | 34.5K | 802K | Jan 1993 – Aug 2021 |
| Brune G-3-283564 | Columbus (Consolidated) | Colorado | 1 | 6.95K | 221K | Dec 2017 – Dec 2018 |
| Cullen, H. R. et Al G-3-166592 | Columbus (Consolidated) | Colorado | 1 | 21.2K | 946K | Nov 1997 – Jun 2018 |
| Hastedt, Emma 'B' G-3-174932 | Columbus (Consolidated) | Colorado | 1 | 11.5K | 372K | Oct 1999 – Feb 2018 |
| George B. G-3-222754 | New Ulm (LWR Wilcox Cons.) | Austin | 1 | 24K | 384K | Sep 2006 – Dec 2016 |
| Lindley G-3-193257 | New Ulm (LWR Wilcox Cons.) | Austin | 1 | 5.7K | 287K | Aug 2002 – Sep 2015 |
| Gay, John M. G-3-196880 | New Ulm (LWR Wilcox Cons.) | Colorado | 1 | 20K | 662K | Jul 2003 – May 2014 |
| Yelderman G-3-222911 | New Ulm (LWR Wilcox Cons.) | Austin | 1 | 9.8K | 290K | Sep 2006 – Mar 2014 |
| Nagel G-2-249239 | Arneckeville (Yegua 4870) | De Witt | 1 | 578 | 143K | Apr 2009 – Jul 2012 |
| Schulz-Muench G-3-262987 | New Ulm (LWR Wilcox Cons.) | Austin | 1 | 10.2K | 59K | Jan 2011 – Apr 2012 |
| Schulz-Muench G-3-262869 | New Ulm (LWR Wilcox Cons.) | Austin | 1 | 1.89K | 27.1K | Nov 2010 – Apr 2012 |
| Seiler G-2-261102 | Arneckeville (Yegua 4870) | De Witt | 1 | 10 | 25.4K | Apr 2011 – Dec 2011 |
| Seiler G-2-243785 | Arneckeville (Yegua 5260) | De Witt | 1 | 508 | 165K | Dec 2008 – Apr 2011 |
| Hastedt, Emma "B" G-3-165912 | Columbus (Consolidated) | Colorado | 1 | 7.44K | 465K | Nov 1997 – Aug 2010 |
| Fleck G-3-247515 | Firecat (Yegua) | Waller | 1 | 101 | 131K | Nov 2008 – Jun 2010 |
| Paradis Investments "17" G-14-238798 | Smith Perryton (Morrow-Miss.) | Ochiltree | 1 | 0 | 5.96K | May 2008 – Jun 2010 |
| Kollman Heirs G-3-242846 | Columbus (Consolidated) | Colorado | 1 | 2.4K | 128K | Jul 2008 – May 2010 |
| Chapman G-3-187847 | Chapman (Wilcox 9890) | Waller | 1 | 209K | 3.37M | Feb 2002 – Jan 2010 |
| Mieth G-3-218438 | New Ulm (LWR Wilcox Cons.) | Austin | 1 | 9.47K | 181K | May 2006 – Nov 2009 |
| Nagel G-2-244758 | Arneckeville (Yegua 5260) | De Witt | 1 | 0 | 4.49K | Dec 2008 – Apr 2009 |
| Chapman G-3-193826 | Howth (Wilcox 7580) | Waller | 1 | 20.3K | 542K | Mar 2003 – Mar 2009 |
| Jones G-2-231286 | Gun Point (Wilcox Middle, 11000) | De Witt | 1 | 847 | 23.7K | Oct 2007 – Dec 2008 |
| Gnemi G-3-188583 | Hawthorne, NE (Yegua) | Walker | 1 | 307 | 1.71M | Apr 2002 – Dec 2007 |
| Paradis Investments "17" G-14-192842 | Share (Morrow, Upper) | Ochiltree | 1 | 0 | 115K | Jan 2003 – Aug 2007 |
| Ritchie B G-8-208075 | Palo Pinto Co. Reg. (Gas) | Palo Pinto | 1 | 2 | 188 | Jan 2005 – Apr 2005 |
| B. P. Fee G-3-200444 | New Ulm, SW (9750) | Colorado | 1 | 1.32K | 27K | Mar 2004 – Aug 2004 |
| Fife G-3-193968 | Howth (Wilcox 7580) | Waller | 1 | 11.8K | 301K | Mar 2003 – Apr 2004 |
| Fee, B. P. G-3-193903 | New Ulm (Wilcox 10,600) | Colorado | 1 | 5.53K | 117K | Feb 2003 – Sep 2003 |
| Fife G-3-191163 | Howth (Wilcox, Lower) | Waller | 1 | 6.18K | 111K | Sep 2002 – Mar 2003 |
| Paradis Investments "17" G-14-191243 | Share, SE. (Morrow, Lower) | Ochiltree | 1 | 0 | 28.7K | Oct 2002 – Jan 2003 |
| January G-6-176756 | Joaquin (Glenrose 3790) | Panola | 1 | 53 | 4.09K | Mar 2000 – Aug 2000 |
| Wiener G-6-167269 | Joaquin (Wiener) | Panola | 1 | 85 | 83.2K | Jul 1997 – May 2000 |
| January G-6-168130 | Joaquin (Travis Peak) | Panola | 1 | 901 | 70.8K | May 1998 – Feb 2000 |