| Ohio-Sun Unit O-3-2998 | Allegiant Resources, LLC only | Markham N.-Bay City,n(cornelius) | Matagorda | 53 | 1.05M | 1.25M | Jan 1993 – Apr 2026 |
| Ohio-Sun Unit O-3-2997 | Allegiant Resources, LLC only | Markham N.-Bay City, N (Cayce) | Matagorda | 27 | 752K | 455K | Jan 1993 – Apr 2026 |
| Ohio-Sun Unit O-3-2996 | Allegiant Resources, LLC only | Markham N.-Bay City, N (Carlson) | Matagorda | 21 | 223K | 362K | Jan 1993 – Jan 2025 |
| Smith, Howard, Fee O-3-2969 | Qri Industries, Inc. only | Markham | Matagorda | 34 | 183K | 20 | Jan 1993 – Apr 2026 |
| Bunk, J.F. O-3-19915 | Shidler, Mark L., Inc. only | Lucky, South (9300-B) | Matagorda | 1 | 165K | 15K | Jan 1993 – Dec 2012 |
| Ohio-Sun Unit O-3-11585 | Allegiant Resources, LLC only | Markham,n.-Bay City,n (7685) | Matagorda | 9 | 120K | 139K | Jan 1993 – Jun 2024 |
| Myers, N. R. -B- O-3-2976 | KZ Global Energy, LLC only | Markham | Matagorda | 4 | 93K | 50.4K | Jan 1993 – Mar 2026 |
| Ohio-Sun Unit O-3-2999 | Allegiant Resources, LLC only | Markham N.-Bay City,n (McDonald) | Matagorda | 13 | 69.8K | 107K | Jan 1993 – Apr 2026 |
| Ohio-Sun Unit O-3-12601 | Allegiant Resources, LLC only | Markham N.-Bay City, N (Betts) | Matagorda | 12 | 58.3K | 116K | Jan 1993 – Jun 2022 |
| Runnells O-3-27630 | Fairway Operating, Inc. only | Markham N.-Bay City, N (Carlson) | Matagorda | 1 | 52.3K | 46.8K | Sep 2019 – Apr 2026 |
| Hudson, T. E., Mrs., O/A O-3-2972 | Reo Operating LLC only | Markham | Matagorda | 2 | 41.2K | 19 | Jan 1993 – Nov 2025 |
| Meyers -F- O-3-2987 | KZ Global Energy, LLC only | Markham | Matagorda | 2 | 37.3K | 20 | Jan 1993 – Mar 2026 |
| Meyers Etal O-3-2985 | Bomco USA, Inc. only | Markham | Matagorda | 2 | 25.4K | 20 | Jan 1993 – Jul 2013 |
| Rycade O-3-2978 | KZ Global Energy, LLC only | Markham | Matagorda | 2 | 24.6K | 28 | Jan 1993 – Mar 2026 |
| Myers, N. R. O-3-2977 | KZ Global Energy, LLC only | Markham | Matagorda | 2 | 16.4K | 22 | Jan 1993 – Mar 2026 |
| Ohio-Sun Unit G-3-167197 | Allegiant Resources, LLC only | Markham N.-Bay CITY,N(MARK.7900) | Matagorda | 1 | 13.6K | 263K | Feb 1998 – Apr 2002 |
| Doss, W. G-3-121422 | Shidler, Mark L., Inc. only | Wadsworth, South (Doss) | Matagorda | 1 | 13K | 1.44M | Jan 1993 – Feb 2020 |
| Ohio-Sun Unit G-3-147825 | Allegiant Resources, LLC only | Markham N.-Bay City, N (Braman) | Matagorda | 1 | 12.9K | 865K | Dec 1993 – Feb 2018 |
| Ohio-Sun Unit G-3-173821 | Comstock Oil & Gas, Inc. only | Markham,n.-Bay CITY,N.(7500) | Matagorda | 1 | 11.7K | 390K | Jul 1999 – Dec 2001 |
| Ohio-Sun Unit G-3-145585 | Marathon Oil Company only | Markham N.-Bay City, N (Braman) | Matagorda | 1 | 9.49K | 820K | May 1993 – May 1998 |
| Hudson, J. A. O-3-25623 | Olenox Corp. only | Markham | Matagorda | 3 | 8.85K | 0 | Aug 2010 – Sep 2020 |
| Kountze, Charles O-3-6941 | Pace Oil and Gas Company only | Markham | Matagorda | 6 | 8.53K | 19 | Jan 1993 – Dec 1997 |
| Ohio Sun Unit G-3-149259 | Comstock Oil & Gas, Inc. only | Markham N.-Bay City, N (Braman) | Matagorda | 1 | 7.57K | 507K | Apr 1994 – May 1998 |
| Ohio-Sun Unit O-3-8049 | Allegiant Resources, LLC only | Markham N.-Bay City, N (Pietz) | Matagorda | 3 | 6.93K | 1.85K | Mar 2000 – Aug 2008 |
| Ohio Sun Unit O-3-23964 | Premier Natural Resources, LLC only | Markham N.-Bay CITY,N(MARK.7900) | Matagorda | 1 | 4.19K | 10.1K | Jan 2001 – Jan 2005 |
| Runnells G-3-282937 | Millennium Exploration Co. LLC only | Markham N.-Bay CITY,N(7300) | Matagorda | 1 | 4.02K | 464K | Jan 2017 – Aug 2019 |
| Ohio-Sun Unit G-3-161714 | Marathon Oil Company only | Markham N.-Bay City, N (Braman) | Matagorda | 1 | 3.8K | 167K | Jan 1997 – Apr 1999 |
| Ohio-Sun Unit G-3-161072 | Allegiant Resources, LLC only | Markham N.-Bay CITY,N(MARK.7900) | Matagorda | 1 | 3.45K | 182K | Dec 1996 – Mar 2000 |
| Ohio Sun Unit G-3-148229 | Allegiant Resources, LLC only | Markham N.-Bay City, N (W. 1 UP) | Matagorda | 1 | 3.44K | 1.58M | Feb 1994 – Oct 2008 |
| Ohio-Sun Unit G-3-151973 | Marathon Oil Company only | Markham N.-Bay City, N (Everett) | Matagorda | 1 | 3.34K | 435K | Nov 1994 – Jan 1998 |
| Sisk 40 Acres O-3-2994 | KZ Global Energy, LLC only | Markham | Matagorda | 5 | 3.32K | 0 | Jun 1995 – Mar 2026 |
| Ohio-Sun Unit G-3-152813 | Marathon Oil Company only | Markham N.-Bay City, N (Braman) | Matagorda | 1 | 2.98K | 192K | Jan 1995 – Dec 1998 |
| Ohio-Sun Unit G-3-146588 | Marathon Oil Company only | Markham N.-Bay City, N (Betts) | Matagorda | 1 | 2.34K | 164K | Jul 1993 – Oct 1994 |
| Ohio Sun Unit G-3-184618 | Allegiant Resources, LLC only | Markham N.-Bay City, N (Braman) | Matagorda | 1 | 2.33K | 192K | Mar 2001 – Aug 2012 |
| Ohio-Sun Unit G-3-168644 | Allegiant Resources, LLC only | Markham N.-Bay CITY,N(MARK.7900) | Matagorda | 1 | 2.22K | 118K | Jun 1998 – Sep 2018 |
| Ohio-Sun Unit G-3-173735 | Marathon Oil Company only | Markham N.-Bay CITY,N(MARK.7900) | Matagorda | 1 | 2.19K | 39.1K | Jul 1999 – Dec 2000 |
| Ohio-Sun Unit O-3-8423 | Allegiant Resources, LLC only | Markham N.-Bay City,n(robertson) | Matagorda | 6 | 2.17K | 0 | Apr 2016 – Sep 2016 |
| Ohio-Sun Unit O-3-23835 | Allegiant Resources, LLC only | Markham N.-Bay City, N (Hurd SD) | Matagorda | 1 | 2.11K | 43.2K | Feb 2000 – Apr 2002 |
| Ohio-Sun Unit G-3-149758 | Allegiant Resources, LLC only | Markham N.-Bay City, N (Betts) | Matagorda | 1 | 1.97K | 408K | Apr 1994 – Nov 1999 |
| McDonald, E. L. G-3-179152 | EOG Resources, Inc. only | Markham, N. (Anomalina B Upper) | Matagorda | 1 | 1.87K | 134K | Aug 2000 – Sep 2002 |
| Ohio Sun Unit G-3-132362 | Allegiant Resources, LLC only | Markham,n.-Bay City,n. (Yeager) | Matagorda | 1 | 1.53K | 321K | Jan 1993 – Oct 1995 |
| Ohio Sun Unit O-3-26069 | Premier Natural Resources, LLC only | Markham N.-Bay City, N (W. 2 UP) | Matagorda | 1 | 1.47K | 10.4K | Jul 2010 – Jan 2012 |
| Ohio-Sun Unit G-3-172794 | Allegiant Resources, LLC only | Markham N.-Bay CITY,N(MARK.7900) | Matagorda | 1 | 1.26K | 59.3K | Mar 1999 – Feb 2000 |
| Ohio Sun Unit G-3-117728 | Marathon Oil Company only | Markham N.-Bay City, N (Carlson) | Matagorda | 1 | 929 | 28.4K | Mar 1993 – Jul 1994 |
| Ohio-Sun Unit G-3-176030 | Comstock Oil & Gas, Inc. only | Markham N.-Bay CITY,N(MARK.7900) | Matagorda | 1 | 920 | 76.8K | Jan 2000 – Dec 2002 |
| Ohio-Sun Unit G-3-180126 | Premier Natural Resources, LLC only | Markham,n.-BAYCITY,N.(7550-A) | Matagorda | 1 | 841 | 32.5K | Nov 2000 – Jul 2001 |
| Ohio-Sun Unit G-3-174200 | Marathon Oil Company only | Markham N.-Bay City, N (Braman) | Matagorda | 1 | 840 | 38.3K | Sep 1999 – Oct 2000 |
| McDonald, E. L. G-3-179553 | EOG Resources, Inc. only | Markham, N. (Anomalina B Lower) | Matagorda | 1 | 795 | 67.1K | Jul 2000 – Nov 2000 |
| Ohio Sun Unit G-3-147912 | Allegiant Resources, LLC only | Markham N.-Bay City, N (7150) | Matagorda | 1 | 626 | 66.3K | Dec 1993 – May 1994 |
| Ohio-Sun Unit O-3-10525 | Allegiant Resources, LLC only | Markham N.-Bay City,n (7150-A) | Matagorda | 4 | 602 | 1.46K | Aug 2020 – Dec 2020 |