| E. Schwarz G-3-258989 | Titus Liberty Multi Well 2, LLC only | Cottonwood, N. (14,270) | Liberty | 1 | 75.4K | 4.3M | Aug 2010 – Feb 2021 |
| Schwarz O-8-25487 | Stephens Exploration, Inc. only | Newman (Flippen) | Fisher | 3 | 52.1K | 104 | Jan 1993 – Aug 2001 |
| E. Schwarz G-3-266955 | Titus Liberty Multi Well 2, LLC only | Cottonwood, N. (14,270) | Liberty | 1 | 32.3K | 3.03M | Dec 2011 – Nov 2023 |
| Flores, Daniel 762 G-4-167446 | Varas Energy Operating Company, only | Schwarz (Flores) | Webb | 1 | 30.4K | 3.53M | Apr 1998 – Feb 2026 |
| Schwarz, Edna O-11-62094 | Low-End Oil LLC only | Broadview, West (Clear Fork) | Lubbock | 1 | 24.2K | 21 | Jan 1993 – Jun 2015 |
| Las Blancas G-4-228287 | Hilcorp Energy Company only | Schwarz (8700) | Webb | 1 | 14.6K | 2.79M | May 2007 – Oct 2021 |
| Flores, Daniel 546 G-4-167555 | Varas Energy Operating Company, only | Schwarz (Flores) | Webb | 1 | 11.7K | 982K | Apr 1998 – Feb 2026 |
| Schwarz, E.H. G-4-99181 | Arete Operating Company II, LLC only | Schwarz (10500) | Webb | 1 | 11.4K | 3.57M | Jan 1993 – Apr 2026 |
| Rottersman G-4-135529 | Arete Operating Company II, LLC only | Schwarz (10500) | Webb | 1 | 10.8K | 3.85M | Jan 1993 – Apr 2026 |
| Schwarz, A. W. G-1-134334 | EOG Resources, Inc. only | Jourdanton | Atascosa | 1 | 9.67K | 1.94M | Jun 1993 – Jun 1997 |
| Schwarz, Harry D. "B" G-4-149014 | Bluestone Natural Res. II, LLC only | Cinco Compadres (Lobo) | Webb | 1 | 8.79K | 1.24M | Feb 1994 – Aug 2013 |
| Schwarz O-3-9647 | McLelland Engineering & Mgmt. only | Cottonwood, SW. (Frio 2) | Liberty | 1 | 7.67K | 21 | Jan 1993 – Jul 1998 |
| Schwarz, E.H. G-4-107114 | Arete Operating Company II, LLC only | Schwarz (10500) | Webb | 1 | 7.32K | 2.57M | Jan 1993 – Apr 2026 |
| Schwarz, E. H. G-4-171959 | Arete Operating Company III, LLC only | Schwarz (10500) | Webb | 1 | 6.35K | 1.74M | Jan 1999 – Apr 2026 |
| Schwarz, A. W. O-1-753 | EOG Resources, Inc. only | Jourdanton | Atascosa | 5 | 5.18K | 257K | Jan 1993 – Jun 1993 |
| Schwarz G-4-73863 | Columbus Energy, LLC only | Laredo (Lobo) | Webb | 1 | 5.12K | 2.1M | Jan 1993 – Sep 2017 |
| Schwarz G-4-112634 | Columbus Energy, LLC only | San Idelfonso (Lobo) | Webb | 1 | 4.72K | 1.05M | Jan 1993 – Apr 2026 |
| Schwarz-State B G-4-168455 | Bluestone Natural Res. II, LLC only | Big Cowboy (Lobo) | Webb | 1 | 3.17K | 1.08M | May 1998 – Aug 2013 |
| Malakoff - Peterson "A" G-4-135213 | Columbus Energy, LLC only | Schwarz (Lobo 6) | Webb | 1 | 2.88K | 1.17M | Jan 1993 – May 2002 |
| Schwarz, A. W. G-1-156960 | EOG Resources, Inc. only | Jourdanton | Atascosa | 1 | 2.85K | 514K | Oct 1995 – Feb 1998 |
| Schwarz, E. H. G-4-170292 | Arete Operating Company III, LLC only | Schwarz (8700) | Webb | 1 | 2.81K | 444K | Jul 1998 – May 2018 |
| Schwarz, E. H. G-4-173283 | Rosetta Resources Operating LP only | M. M. A. (Wilcox 8100) | Webb | 1 | 2.7K | 150K | Apr 1999 – Jul 2003 |
| Schwarz, A.W. G-1-165510 | EOG Resources, Inc. only | Jourdanton | Atascosa | 1 | 2.54K | 1.03M | Oct 1997 – May 2002 |
| Las Blancas G-4-256024 | Hilcorp Energy Company only | Schwarz (8700) | Webb | 1 | 2.44K | 223K | Jan 2010 – Oct 2021 |
| Schwarz G-4-131679 | Columbus Energy, LLC only | San Idelfonso (Lobo) | Webb | 1 | 2.35K | 1.06M | Jan 1993 – Apr 2026 |
| Schwarz, E. H. G-4-196613 | Arete Operating Company III, LLC only | Schwarz (Lobo) | Webb | 1 | 2.32K | 376K | Aug 2003 – Aug 2017 |
| Schwarz, A. W. G-1-135810 | Amoco Production Company only | Jourdanton (Georgetown) | Atascosa | 1 | 1.75K | 363K | Jan 1993 – Feb 1995 |
| Schwarz, A. W. G-1-168657 | EOG Resources, Inc. only | Jourdanton | Atascosa | 1 | 1.68K | 714K | Apr 1998 – Jul 2014 |
| Schwarz, Harry D. "B" G-4-144560 | EOG Resources, Inc. only | Cinco Compadres (Lobo) | Webb | 1 | 1.63K | 120K | Jan 1993 – Jan 1999 |
| Flores, Daniel G-4-141561 | EOG Resources, Inc. only | Schwarz (8700-A) | Webb | 1 | 1.62K | 214K | Jan 1993 – Feb 1996 |
| Schwarz G-4-116625 | Columbus Energy, LLC only | Schwarz (Lobo 6) | Webb | 1 | 1.41K | 975K | Jan 1993 – Apr 2026 |
| Flores, Daniel 762 G-4-167719 | EOG Resources, Inc. only | Schwarz (Flores) | Webb | 1 | 1.24K | 70.3K | Apr 1998 – May 2001 |
| Flores, Daniel G-4-83467 | Dakota Oil Company only | Schwarz (8700) | Webb | 1 | 920 | 439K | Jan 1993 – Sep 2011 |
| Schwarz, Dieter Gas Unit "A" G-13-158658 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 849 | 1.45M | May 1996 – Apr 2026 |
| Schwarz, E.H. G-4-128391 | Arete Operating Company III, LLC only | Schwarz (Lobo) | Webb | 1 | 797 | 448K | Jan 1993 – Apr 2021 |
| Schwarz, Dieter Gas Unit "A" G-13-195549 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 767 | 1.87M | Apr 2003 – Apr 2026 |
| Flores, Daniel G-4-84021 | Dakota Oil Company only | Schwarz (8700-A) | Webb | 1 | 683 | 287K | Jan 1993 – Feb 2011 |
| Schwarz, Dieter Gas Unit "A" G-13-195520 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 618 | 1.62M | Apr 2003 – Apr 2026 |
| Schwarz, Dieter G-13-190739 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 575 | 1.26M | May 2002 – Apr 2026 |
| Schwarz, Dieter Gas Unit "A" G-13-192131 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 514 | 1.11M | Aug 2002 – Apr 2026 |
| Schwarz, Dieter Gas Unit "A" G-13-166677 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 507 | 1.6M | Jan 1998 – Apr 2026 |
| Flores, Daniel G-4-112905 | Dakota Oil Company only | Schwarz (Flores) | Webb | 1 | 503 | 94.9K | Feb 1998 – Feb 2011 |
| Schwarz, Dieter Gas Unit "A" G-13-192112 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 432 | 1.05M | Aug 2002 – Apr 2026 |
| Flores, Daniel G-4-125170 | Dakota Oil Company only | Schwarz (Flores) | Webb | 1 | 344 | 130K | Jan 1993 – Feb 2011 |
| Schwarz, Dieter G-13-190071 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 341 | 850K | May 2002 – Apr 2026 |
| Schwarz, Dieter Gas Unit "A" G-13-192133 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 335 | 798K | Aug 2002 – Jul 2025 |
| Schwarz, Dieter G-13-190072 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 334 | 2.12M | May 2002 – Apr 2026 |
| Schwarz O-3-18931 | Patterson Petroleum, Inc. only | Giddings (Austin Chalk-3) | Fayette | 1 | 296 | 3.24K | Jan 1993 – Apr 1995 |
| Schwarz G-4-135596 | Faulconer, Vernon E., Inc. only | Lacy (a 7100) | Hidalgo | 1 | 277 | 149K | Jan 1993 – Aug 2009 |
| Schwarz, Dieter Gas Unit "A" G-13-192132 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 261 | 610K | Aug 2002 – Mar 2025 |