| Lee Unit G-14-76265 | Samson Hydrocarbons Company only | Allison Parks (Morrow, Up.) | Wheeler | 1 | 0 | 0 | Jan 1993 – Jul 1996 |
| Jones, L. L. -14- G-14-90609 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 1.81M | Jan 1993 – Jul 2026 |
| Kiker G-14-90737 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 1.7M | Jan 1993 – Jul 2026 |
| Bowers G-14-92626 | Devon Energy Production Co, L.P. only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 3.35M | Jan 1993 – Jun 2009 |
| Bowers G-14-95035 | Devon Energy Production Co, L.P. only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 256K | Jan 1993 – Sep 2004 |
| Jones, L. L. G-14-100190 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 3.48M | Jan 1993 – Jul 2026 |
| Bowers G-14-101800 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 4.98M | Jan 1993 – Jul 2026 |
| Aitkenhead, Edith G-14-103223 | Samson Lone Star, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 1.03M | Jan 1993 – Aug 2014 |
| Donaldson G-14-104916 | Kaiser-Francis Oil Company only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 0 | Jan 1993 – May 2005 |
| Aitkenhead, Edith G-14-105403 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 2.64M | Jan 1993 – Jul 2026 |
| Young Trust G-14-108206 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 4.73M | Jan 1993 – Jul 2026 |
| Young G-14-109092 | Unbridled Resources, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 440K | Jan 1993 – Jul 2026 |
| Kiker Amoco G-14-109544 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 5.14M | Jan 1993 – Jul 2026 |
| Lohberger G-14-111510 | Kaiser-Francis Oil Company only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 8.24M | Jan 1993 – Jul 2026 |
| Palmer-Allison G-14-114847 | | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 926K | Jan 1993 – Nov 2013 |
| Jones Gas Unit G-14-115418 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 2.95M | Jan 1993 – Jul 2026 |
| Glisan G-14-115528 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 2.06M | Jan 1993 – Jul 2026 |
| McMordie G-14-117759 | Tecolote Energy Operating, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 2.71M | Jan 1993 – Dec 2017 |
| Markham G-14-117791 | G E Operating, Inc. only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 334 | Jan 1993 – Sep 1994 |
| Young -2- G-14-117880 | FX Energy Operating, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 2.4M | Jan 1993 – Jul 2026 |
| George Unit G-14-118862 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 2.69M | Jan 1993 – Jul 2026 |
| Donaldson-Allison G-14-119664 | Atlas Operating LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 351K | Jan 1993 – Jul 2026 |
| Dukes, Joe G-14-120294 | Devon Energy Production Co, L.P. only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 3.47M | Jan 1993 – Apr 2008 |
| Steele-Young G-14-120720 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 1.57M | Jan 1993 – Jul 2026 |
| Palmer-Allison G-14-121148 | Atlas Operating LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 6.6M | Jan 1993 – Jul 2026 |
| Hall G-14-124235 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 909K | Jan 1993 – Jul 2026 |
| Butcher G-14-124601 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 1.94M | Jan 1993 – Jul 2026 |
| Begert G-14-126511 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 768K | Jan 1993 – Jul 2026 |
| Rogers, E. G-14-128041 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 1.74M | Jan 1993 – Jul 2026 |
| Donaldson-Allison G-14-128084 | | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 0 | Jan 1993 – Dec 2014 |
| Kiker G-14-128280 | Devon Energy Production Co, L.P. only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 6.07M | Jan 1993 – Jan 2010 |
| Jones-Allison G-14-130463 | Atlas Operating LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 2.11M | Jan 1993 – Jul 2026 |
| Butcher G-14-134567 | Kerr-McGee Corporation only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 3.81K | Jan 1993 – Nov 1993 |
| Riley-Amoco G-14-136048 | Blackbeard Operating, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 590K | Jan 1993 – Sep 2021 |
| Bowers G-14-136535 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 16.5M | Jan 1993 – Oct 2025 |
| Lee G-14-138927 | Unbridled Resources, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 4.13M | Jan 1993 – Jul 2026 |
| Glisan-Steen G-14-141144 | Samson Resources Company only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 0 | Jan 1993 – May 1994 |
| Parker G-14-141768 | Unbridled Resources, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 146K | Jan 1993 – Jul 2026 |
| Kiker-Amoco G-14-142871 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 13.4M | Jan 1993 – Jul 2026 |
| Glisan G-14-152890 | BP America Production Company only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 986K | Dec 1994 – Apr 2013 |
| Young Trust Unit G-14-158337 | Unit Petroleum Company only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 330K | Feb 1996 – May 2023 |
| Bowers G-14-164749 | Chesapeake Operating, Inc. only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 7.25M | Aug 1997 – Aug 2014 |
| Young -2- G-14-166413 | FX Energy Operating, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 2.85M | Oct 1997 – Jul 2026 |
| Bowers G-14-166426 | 4P Energy Texas, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 321K | Nov 1997 – Mar 2020 |
| Lee G-14-169461 | Unbridled Resources, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 1.13M | Mar 1998 – Jul 2026 |
| Bowers G-14-170014 | Devon Energy Production Co, L.P. only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 4.86M | Jul 1998 – Jul 2009 |
| Shelton 26 G-14-171135 | Chesapeake Operating, Inc. only | Allison Parks (Morrow, Up.) | Wheeler | 1 | 0 | 317K | Jul 1998 – May 2013 |
| Bowers G-14-175074 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 4.78M | Oct 1999 – Jul 2026 |
| Kiker G-14-181951 | Mmgl Txph, LLC only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 1.18M | Mar 2001 – Jul 2026 |
| Bowers G-14-186822 | Devon Energy Production Co, L.P. only | Allison Parks (Morrow, Up.) | Hemphill | 1 | 0 | 45.7K | Nov 2001 – Jun 2004 |