| Mitchell 68 G-9-147538 | Hilcorp Energy Company | Pakenham (Wolfcamp) | 1 | 1.49K | 1.24M | Nov 1993 – Aug 2026 |
| Pakenham "35" G-9-188730 | Urban Oil & Gas Group, LLC | Allison (Devonian) | 1 | 1.48K | 258K | Aug 2001 – Aug 2026 |
| Rashap, Frank, Jr. G-9-62820 | Zachry Oil and Gas Properties | Allison, South (Detrital) | 1 | 1.48K | 250K | by Jan 1993 – Jul 2025 |
| Acu 57 G-10-181741 | Sanchez Basin Resources LLC | Porter Ranch (Devonian) | 1 | 1.48K | 1.47M | Jan 2001 – Apr 2024 |
| Geaslin SW 206 G-9-172369 | BRP Energy, LLC | Geaslin (Wolfcamp) | 1 | 1.48K | 730K | Mar 1999 – Aug 2026 |
| Independence 13 O-9-17020 | White Rock Oil & Gas, LLC | Deer Canyon (Strawn) | 1 | 1.48K | 12.2K | Mar 2009 – Dec 2016 |
| Brynlee O-9-18774 | Henry Resources LLC | Sheffield, SE (Devonian) | 1 | 1.47K | 18.1K | Nov 2014 – Oct 2015 |
| Brown McNinch Estate Unit G-9-160120 | Longfellow Energy, LP | Brown-Bassett (Wolfcamp) | 1 | 1.46K | 924K | Sep 1996 – Apr 2023 |
| Brown NE "213" G-9-218177 | BRP Energy, LLC | Geaslin (Wolfcamp) | 1 | 1.45K | 421K | Mar 2006 – Aug 2026 |
| Pakenham 51 G-9-182740 | Hilcorp Energy Company | Pakenham (Wolfcamp) | 1 | 1.41K | 542K | Apr 2001 – Aug 2026 |
| Poulter 27 G-9-242367 | Hilcorp Energy Company | Poulter (Strawn) | 1 | 1.39K | 2.86M | Sep 2008 – Aug 2026 |
| Pakenham 51 G-9-185801 | Hilcorp Energy Company | Pakenham (Wolfcamp) | 1 | 1.39K | 325K | Jul 2001 – Aug 2026 |
| University 32 G-9-164878 | OXY USA Inc. | Pakenham (Thrusted) | 1 | 1.37K | 55.3K | May 1997 – Apr 2001 |
| Pakenham Ranch G-9-212125 | Hilcorp Energy Company | Poulter (Strawn) | 1 | 1.37K | 745K | Jul 2005 – Aug 2026 |
| Noelke 2 G-9-289150 | Urban Oil & Gas Group, LLC | Sheffield, S.E. (Strawn) | 1 | 1.37K | 131K | Feb 2020 – Aug 2026 |
| University 30 G-9-185800 | Hilcorp Energy Company | Pakenham (Wolfcamp) | 1 | 1.36K | 276K | Jul 2001 – Aug 2026 |
| Banner Estate G-9-225558 | Longfellow Energy, LP | Brown-Bassett (Wolfcamp) | 1 | 1.35K | 142K | Feb 2007 – May 2020 |
| Spencer, Annie G-9-153476 | XTO Energy Inc. | Brown-Bassett (Wolfcamp) | 1 | 1.34K | 1.63M | Feb 1995 – Apr 2020 |
| Independence 22 O-9-13868 | Conoco Inc. | Little Mesa (Wolfcamp) | 1 | 1.34K | 26.4K | May 1995 – Jul 1996 |
| Mitchell 9 G-9-149461 | Chevron U. S. A. Inc. | Pakenham (Wolfcamp) | 1 | 1.33K | 177K | Apr 1994 – Aug 1998 |
| Ingham 22 G-9-219401 | Thompson, J. Cleo | Ingham (Devonian) | 1 | 1.33K | 146K | Jan 2006 – Feb 2020 |
| Herman 8 G-9-118670 | Scout Energy Management LLC | Brown Bassett, West (Wolfcamp) | 1 | 1.32K | 2.31M | by Jan 1993 – Aug 2026 |
| Mitchell 9 G-9-163255 | Chevron U. S. A. Inc. | South Branch (Strawn) | 1 | 1.31K | 104K | Aug 1996 – Jul 1997 |
| Pakenham 67 G-9-157111 | Hilcorp Energy Company | Pakenham (Wolfcamp) | 1 | 1.31K | 764K | Jan 1996 – Aug 2026 |
| Creek Ranch 58 G-9-151756 | Conoco Inc. | K M (Wolfcamp) | 1 | 1.31K | 68.3K | Oct 1994 – Sep 2000 |
| Mitchell 9 G-9-208398 | Hilcorp Energy Company | Pakenham (Thrusted) | 1 | 1.27K | 92.4K | Aug 2004 – Sep 2017 |
| Brown SE "210" G-9-203691 | BRP Energy, LLC | Geaslin (Wolfcamp) | 1 | 1.27K | 1.07M | Feb 2004 – Aug 2026 |
| Allison "9" G-9-185078 | Urban Oil & Gas Group, LLC | Sheffield, SE (Devonian) | 1 | 1.22K | 1.22M | Jun 2001 – Aug 2026 |
| Mitchell 68 G-9-167115 | Hilcorp Energy Company | Pakenham (Wolfcamp) | 1 | 1.21K | 1.01M | Sep 1997 – Apr 2025 |
| McKay Creek "A" O-9-13797 | Cody Energy LLC | McKay Creek (Caballos) | 1 | 1.19K | 8.6K | Jun 1995 – Sep 2009 |
| Pakenham 51 G-9-143525 | Hilcorp Energy Company | Pakenham (Wolfcamp) | 1 | 1.19K | 349K | by Jan 1993 – Aug 2026 |
| Geaslin NW "199" G-9-218167 | BRP Energy, LLC | Geaslin (Wolfcamp) | 1 | 1.18K | 147K | Apr 2006 – Aug 2026 |
| University G-9-219985 | BRP Energy, LLC | Pakenham (Wolfcamp) | 1 | 1.18K | 602K | Jul 2006 – Aug 2026 |
| Poulter G-9-151475 | BRP Energy, LLC | Pakenham (Wolfcamp) | 1 | 1.16K | 291K | Sep 1994 – Aug 2026 |
| Creek Ranch -12- G-9-206167 | White Rock Oil & Gas, LLC | Deer Canyon (Strawn) | 1 | 1.13K | 190K | May 2004 – Aug 2004 |
| Mitchell 2 G-9-193799 | Hilcorp Energy Company | Pakenham (Wolfcamp) | 1 | 1.12K | 312K | Jan 2003 – Aug 2026 |
| Banner Estate G-9-160709 | Longfellow Energy, LP | Brown-Bassett (Wolfcamp) | 1 | 1.11K | 589K | Nov 1996 – Oct 2022 |
| Goode Estate Unit G-9-159867 | Longfellow Energy, LP | Brown-Bassett (Wolfcamp) | 1 | 1.08K | 1.43M | Aug 1996 – Jul 2024 |
| Geaslin SE 206 G-9-160062 | BRP Energy, LLC | Geaslin (Wolfcamp) | 1 | 1.07K | 1.18M | Aug 1996 – Aug 2026 |
| Mayme K. Martin Unit G-9-162551 | BP America Production Company | Brown-Bassett (Wolfcamp) | 1 | 1.05K | 1.1M | Mar 1997 – Sep 2008 |
| Pakenham 2 G-9-64266 | OXY USA Inc. | University Block 34,E.(WOLFCAMP) | 1 | 1.05K | 410K | by Jan 1993 – Nov 2013 |
| Pakenham State G-9-150839 | BRP Energy, LLC | Pakenham (Wolfcamp) | 1 | 1.05K | 365K | Aug 1994 – Aug 2026 |
| Acu 47 G-9-247445 | White Rock Oil & Gas, LLC | Acu (Strawn) | 1 | 1.04K | 129K | Jan 2009 – Aug 2026 |
| Pakenham 67 G-9-180928 | Hilcorp Energy Company | Pakenham (Wolfcamp) | 1 | 1.04K | 588K | Nov 2000 – Aug 2026 |
| Pakenham 67 G-9-159180 | Hilcorp Energy Company | Pakenham (Wolfcamp) | 1 | 1.03K | 512K | Feb 1996 – Aug 2026 |
| McKay Creek "A" G-9-115930 | Cody Energy, Inc. | McKay Creek (Caballos) | 1 | 1K | 20.7K | by Jan 1993 – May 1995 |
| Mitchell 6 G-9-203109 | Hilcorp Energy Company | Pakenham (Wolfcamp) | 1 | 996 | 653K | Jan 2004 – Aug 2026 |
| Mitchell State 10 G-9-184545 | BRP Energy, LLC | Pakenham (Thrusted) | 1 | 971 | 1.12M | Jul 2001 – Jul 2024 |
| Culbertson 16 G-9-231969 | White Rock Oil & Gas, LLC | South Park (Strawn) | 1 | 963 | 194K | Mar 2007 – Aug 2026 |
| Poulter G-9-154809 | BRP Energy, LLC | Pakenham (Wolfcamp) | 1 | 962 | 357K | Jul 1995 – Aug 2026 |