| D Roberts Ranch Dev Unit PF Well G-10-142083 | Continental Resources, Inc. | Dora Roberts (Devonian) | 1 | 1.23M | 60.1M | by Jan 1993 – Aug 2026 |
| Tippett, June PF Record G-9-151316 | Apache Corporation | Pegasus (Devonian) | 1 | 747K | 42M | Nov 1994 – Aug 2026 |
| Avery 22 G-10-280230 | Pioneer Natural Res. USA, Inc. | Parks (Consolidated) | 1 | 462K | 7.24M | Jan 2015 – Aug 2026 |
| Fee Bar A G-10-300519 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | 1 | 236K | 992K | Apr 2025 – Aug 2026 |
| Parks Field Unit No. 2 G-10-163536 | XTO Energy Inc. | Parks (Devonian) | 1 | 227K | 7.56M | Jun 1997 – Nov 2008 |
| Tex Q A G-10-300675 | Firebird Energy II LLC | Emma (Barnett Shale) | 1 | 224K | 1.22M | Aug 2025 – Aug 2026 |
| Parks Field Unit No. 2 G-10-165082 | XTO Energy Inc. | Parks (Devonian) | 1 | 223K | 7.59M | Jul 1997 – Oct 2019 |
| Parks Field Unit No. 2 G-10-168706 | XTO Energy Inc. | Parks (Devonian) | 1 | 221K | 9.61M | Mar 1998 – Jan 2026 |
| Tex Q B G-10-302131 | Firebird Energy II LLC | Emma (Barnett Shale) | 1 | 214K | 1.11M | Aug 2025 – Aug 2026 |
| Fee Bar A G-10-300520 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | 1 | 206K | 988K | Apr 2025 – Aug 2026 |
| Fee BN 3328 G-10-299963 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | 1 | 202K | 956K | Apr 2025 – Aug 2026 |
| Fee BN 3328 G-10-300000 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | 1 | 202K | 973K | Apr 2025 – Aug 2026 |
| Andrews, J. A. G-10-170300 | XTO Energy Inc. | Parks (Devonian) | 1 | 187K | 7.18M | Jun 1998 – Jan 2021 |
| Parks Field Unit No. 2 G-10-167211 | XTO Energy Inc. | Parks (Devonian) | 1 | 177K | 8.17M | Sep 1997 – Jan 2026 |
| Haley-Reed (Devonian) Unit G-10-168901 | XTO Energy Inc. | Parks (Devonian) | 1 | 162K | 3.98M | Jan 1998 – Aug 2026 |
| Bryant G Devonian Unit G-10-161920 | Chevron U. S. A. Inc. | Bryant -G- (Devonian) | 1 | 155K | 7.58M | Dec 1996 – Apr 2019 |
| Andrews Back Devonian Unit G-10-169333 | XTO Energy Inc. | Parks (Devonian) | 1 | 155K | 5.65M | Apr 1998 – Oct 2019 |
| Parks Field Unit No. 2 G-10-169094 | XTO Energy Inc. | Parks (Devonian) | 1 | 142K | 7.24M | Mar 1998 – Jun 2026 |
| Haley-Reed (Devonian) Unit G-10-169336 | XTO Energy Inc. | Parks (Devonian) | 1 | 141K | 2.99M | Apr 1998 – Aug 2020 |
| Mbe G-10-301382 | Firebird Energy II LLC | Emma (Barnett Shale) | 1 | 138K | 1.08M | Jun 2025 – Aug 2026 |
| Collins, H. S. Unit G-10-156440 | XTO Energy Inc. | Parks (Devonian) | 1 | 137K | 5.78M | Oct 1995 – Apr 2018 |
| Bryant G Devonian Unit G-10-159974 | Chevron U. S. A. Inc. | Bryant -G- (Devonian) | 1 | 135K | 3.24M | Aug 1996 – Sep 2019 |
| Bryant G Devonian Unit G-10-160931 | Chevron U. S. A. Inc. | Bryant -G- (Devonian) | 1 | 129K | 3.4M | Oct 1996 – Mar 2020 |
| Mary Scharbauer (Devonian) Unit G-10-172304 | XTO Energy Inc. | Parks (Devonian) | 1 | 129K | 7.99M | Dec 1998 – Jun 2026 |
| Bryant G Devonian Unit G-10-167652 | Chevron U. S. A. Inc. | Bryant -G- (Devonian) | 1 | 121K | 4.54M | Dec 1997 – Apr 2019 |
| Benge, Arch G-10-195793 | XTO Energy Inc. | Parks (Devonian) | 1 | 112K | 4.63M | Nov 2002 – Aug 2026 |
| Bryant G Devonian Unit G-10-164490 | Chevron U. S. A. Inc. | Bryant -G- (Devonian) | 1 | 112K | 4.19M | Jul 1997 – May 2011 |
| Collins, H. S. Unit G-10-169648 | XTO Energy Inc. | Parks (Devonian) | 1 | 109K | 5.07M | Jun 1998 – May 2020 |
| Parks Field Unit No. 2 G-10-157160 | XTO Energy Inc. | Parks (Devonian) | 1 | 107K | 3.46M | Dec 1995 – Aug 2026 |
| Parks Field Unit No. 2 G-10-168124 | XTO Energy Inc. | Parks (Devonian) | 1 | 105K | 3.96M | Nov 1997 – Apr 2024 |
| Bryant G Devonian Unit G-10-155262 | Chevron U. S. A. Inc. | Bryant -G- (Devonian) | 1 | 105K | 1.85M | Jun 1995 – Dec 2018 |
| Scharbauer, C. Est 'E' NCT-2 G-10-162424 | Chevron U. S. A. Inc. | Bryant -G- (Devonian) | 1 | 102K | 2.35M | Feb 1997 – Oct 2005 |
| Bryant G Devonian Unit G-10-155263 | Chevron U. S. A. Inc. | Bryant -G- (Devonian) | 1 | 101K | 2.64M | Aug 1995 – Apr 2019 |
| Parks Field Unit No. 2 G-10-172686 | XTO Energy Inc. | Parks (Devonian) | 1 | 98.4K | 4.51M | Feb 1999 – Oct 2013 |
| Bryant G Devonian Unit G-10-167654 | Chevron U. S. A. Inc. | Bryant -G- (Devonian) | 1 | 97.6K | 5.03M | Jan 1998 – Oct 2017 |
| Lynch, June G-10-130532 | Apache Corporation | Sweetie Peck (Devonian) | 1 | 96.8K | 3.81M | by Jan 1993 – Aug 2024 |
| Pool-A G-10-32925 | OXY USA WTP LP | Dora Roberts (Devonian) | 1 | 94.3K | 250K | by Jan 1993 – Jan 2015 |
| Bryant G Devonian Unit G-10-166546 | Chevron U. S. A. Inc. | Bryant -G- (Devonian) | 1 | 89.6K | 4.47M | Nov 1997 – Mar 2013 |
| Lela G-10-176237 | Diamondback E&P LLC | Midland, SW. (Devonian) | 1 | 84.8K | 2.13M | Dec 1999 – Apr 2022 |
| Industrial "A" G-10-180362 | Endeavor Energy Resources L.P. | Midland, SW. (Devonian) | 1 | 83.8K | 1.01M | Sep 2000 – Nov 2017 |
| Parks Field Unit No. 2 G-10-170469 | XTO Energy Inc. | Parks (Devonian) | 1 | 81.8K | 5.17M | Jul 1998 – Feb 2014 |
| Bryant G Devonian Unit G-10-154763 | Chevron U. S. A. Inc. | Bryant -G- (Devonian) | 1 | 78.4K | 3.18M | May 1995 – Apr 2019 |
| Bryant G Devonian Unit G-10-160930 | Chevron U. S. A. Inc. | Bryant -G- (Devonian) | 1 | 77.9K | 4.04M | Sep 1996 – Apr 2019 |
| Wallin, H. C. G-10-179261 | Pioneer Natural Res. USA, Inc. | Dora Roberts (Devonian) | 1 | 77.3K | 2.29M | Aug 2000 – Aug 2026 |
| Bryant G Devonian Unit G-10-151722 | Chevron U. S. A. Inc. | Bryant -G- (Devonian) | 1 | 76.2K | 3.56M | Sep 1994 – May 2019 |
| Bryant G Devonian Unit G-10-160571 | Texaco E & P Inc. | Bryant -G- (Devonian) | 1 | 71.7K | 969K | Sep 1996 – Aug 1999 |
| Reynolds-Parks G-10-216457 | Chevron Midcontinent, L.P. | Dora Roberts (Devonian) | 1 | 70.7K | 1.98M | Nov 2003 – Aug 2026 |
| Pegasus Field Unit #3 G-9-146659 | XTO Energy Inc. | Pegasus (Devonian) | 1 | 70.2K | 1.1M | Aug 1993 – Oct 1994 |
| Bryant G Devonian Unit G-10-164489 | Chevron U. S. A. Inc. | Bryant -G- (Devonian) | 1 | 68.4K | 1.25M | Jul 1997 – Apr 2006 |
| Bryant G Devonian Unit G-10-163359 | Chevron U. S. A. Inc. | Bryant -G- (Devonian) | 1 | 68.3K | 1.87M | Mar 1997 – Feb 2019 |