| Slator Ranch "A" G-4-173763 | Mountain V Texas, LLC only | Zwebb (10350) | Zapata | 1 | 56.8K | 4.19M | Jul 1999 – Aug 2026 |
| Slator Ranch O-4-13753 | Mountain V Texas, LLC only | Tartan (Yegua) | Zapata | 5 | 45.2K | 0 | Sep 2012 – Jul 2026 |
| Slator Ranch "B" G-4-175528 | Mountain V Texas, LLC only | Zwebb (10350) | Zapata | 1 | 20.4K | 1.84M | Jan 2000 – Aug 2026 |
| Slator Ranch G-4-214137 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 20.3K | 5.87M | Oct 2005 – Aug 2026 |
| Slator Ranch G-4-288970 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 18.3K | 988K | Nov 2019 – Aug 2026 |
| Slator Ranch B G-4-174612 | Mountain V Texas, LLC only | Zwebb (10350) | Zapata | 1 | 16.8K | 2.11M | Sep 1999 – Aug 2026 |
| Slator Ranch C G-4-174219 | Mountain V Texas, LLC only | Zwebb (10350) | Zapata | 1 | 11.6K | 1.21M | Aug 1999 – Aug 2026 |
| Slator Ranch "A" G-4-177401 | Mountain V Texas, LLC only | Zwebb (10350) | Zapata | 1 | 10.6K | 954K | May 2000 – May 2025 |
| Slator Ranch "B" G-4-189375 | Mountain V Texas, LLC only | Zwebb (10350) | Zapata | 1 | 10.1K | 1.02M | Apr 2002 – Aug 2026 |
| Slator Ranch G-4-215174 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 9.59K | 5.31M | Jan 2006 – Aug 2026 |
| Slator Ranch "C" G-4-176269 | Mountain V Texas, LLC only | Zwebb (10350) | Zapata | 1 | 8.53K | 798K | Feb 2000 – Aug 2026 |
| Slator Ranch G-4-223024 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 7.23K | 2.06M | Oct 2006 – Aug 2026 |
| Slator Ranch "D" G-4-174728 | Mountain V Texas, LLC only | Las Ovejas (Lobo) | Zapata | 1 | 7.11K | 4.82M | Oct 1999 – May 2017 |
| Slator Ranch "A" G-4-176950 | Mountain V Texas, LLC only | Zwebb (10350) | Zapata | 1 | 6.98K | 742K | Apr 2000 – Aug 2026 |
| Slator Ranch G-4-222417 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 6.98K | 3.55M | Sep 2006 – Feb 2026 |
| Slator Ranch G-4-217112 | Mountain V Texas, LLC only | Las Ovejas (Lobo) | Zapata | 1 | 6.38K | 4.91M | Jan 2006 – Aug 2026 |
| Slator Ranch G-4-281261 | Bordertown Energy Resources, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 6.15K | 357K | Jul 2016 – Aug 2026 |
| Slator Ranch G-4-233148 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 5.79K | 2.32M | Dec 2007 – Aug 2026 |
| Slator Ranch G-4-211195 | Mountain V Texas, LLC only | Las Ovejas (Lobo) | Zapata | 1 | 5.44K | 4.97M | Jun 2005 – Aug 2026 |
| Slator Ranch G-4-257744 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 5.39K | 1.8M | Sep 2010 – Aug 2026 |
| Slator Ranch G-4-223555 | Mountain V Texas, LLC only | Las Ovejas (Lobo) | Zapata | 1 | 5.26K | 5.07M | Nov 2006 – Aug 2026 |
| Slator Ranch G-4-255787 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 4.93K | 1.03M | Mar 2010 – Aug 2026 |
| Slator Ranch G-4-221400 | Bordertown Energy Resources, LLC only | Las Ovejas (Lobo) | Zapata | 1 | 4.01K | 4.41M | Jun 2006 – Aug 2026 |
| Slator Ranch G-4-236383 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 3.86K | 1.15M | Mar 2008 – Aug 2026 |
| Slator Ranch G-4-223026 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 3.83K | 2.99M | Nov 2006 – Aug 2026 |
| Slator Ranch G-4-259304 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 3.81K | 5.25M | Jan 2011 – Aug 2026 |
| Slator Ranch G-4-220890 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 3.54K | 3.92M | Jun 2006 – Feb 2026 |
| Slator Ranch G-4-223016 | Bordertown Energy Resources, LLC only | Las Ovejas (Lobo) | Zapata | 1 | 3.46K | 5.59M | Oct 2006 – Aug 2026 |
| Slator Ranch G-4-223025 | Bordertown Energy Resources, LLC only | Las Ovejas (Lobo) | Zapata | 1 | 3.29K | 3.34M | Nov 2006 – Aug 2026 |
| Slator Ranch G-4-219920 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 2.83K | 1.6M | May 2006 – Aug 2026 |
| Slator Ranch G-4-219673 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 2.76K | 3.15M | Apr 2006 – Aug 2026 |
| Slator Ranch G-4-222851 | Bordertown Energy Resources, LLC only | Las Ovejas (Lobo) | Zapata | 1 | 2.66K | 1.4M | Sep 2006 – Aug 2026 |
| Slator Ranch G-4-227777 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 2.27K | 1.52M | Jun 2007 – Nov 2025 |
| Slator Ranch G-4-222855 | Wagner Oil Company only | Las Ovejas (Lobo) | Zapata | 1 | 1.99K | 3.27M | Aug 2006 – Jul 2016 |
| Slator Ranch G-4-221181 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 1.99K | 966K | Jun 2006 – Aug 2026 |
| Slator Ranch G-4-232971 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 1.94K | 2.04M | Nov 2007 – Jun 2017 |
| Slator Ranch G-4-288997 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 1.81K | 241K | Nov 2019 – Aug 2026 |
| Slator Ranch G-4-223799 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 1.65K | 1.88M | Dec 2006 – Aug 2026 |
| Slator Ranch G-4-223797 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 1.57K | 2.02M | Dec 2006 – Aug 2026 |
| Slator Ranch G-4-235078 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 1.54K | 1.23M | Feb 2008 – Mar 2021 |
| Slator Ranch G-4-227123 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 1.51K | 2.12M | May 2007 – Jun 2026 |
| Slator Ranch G-4-235497 | EOG Resources, Inc. only | Stirling (Wilcox Consolidated) | Zapata | 1 | 1.04K | 120K | Feb 2008 – Mar 2012 |
| Slator Ranch S G-4-212820 | EOG Resources, Inc. only | Las Ovejas (Lobo) | Zapata | 1 | 687 | 383K | Sep 2005 – Oct 2005 |
| Slator Ranch G-4-223929 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 632 | 545K | Dec 2006 – Aug 2026 |
| Slator Ranch G-4-226875 | EOG Resources, Inc. only | Stirling (Wilcox Consolidated) | Zapata | 1 | 532 | 103K | May 2007 – Oct 2010 |
| Slator Ranch G-4-117506 | Bordertown Energy Resources, LLC only | Las Ovejas (Lobo 3 FB-D) | Zapata | 1 | 399 | 1.17M | by Jan 1993 – Aug 2026 |
| Slator Ranch G-4-288874 | Mountain V Texas, LLC only | Stirling (Wilcox Consolidated) | Zapata | 1 | 377 | 607K | Sep 2019 – Aug 2026 |
| Slator Ranch G-4-226809 | Wagner Oil Company only | Las Ovejas (Lobo) | Zapata | 1 | 347 | 1.26M | Apr 2007 – Jun 2017 |
| Slator Ranch G-4-102724 | Bordertown Energy Resources, LLC only | Las Ovejas (Lobo 1) | Zapata | 1 | 240 | 190K | Jun 2021 – Aug 2026 |
| Slator Ranch G-4-98968 | Bordertown Energy Resources, LLC only | Las Ovejas (Lobo 3 FB-B) | Zapata | 1 | 215 | 1.19M | by Jan 1993 – Aug 2026 |