| E. Butler A O-2-10420 | BPX Operating Company only | Eagleville (Eagle Ford-2) | DE Witt | 13 | 2.67M | 12.3M | Jan 2013 – Jul 2026 |
| W. Butler A O-2-10682 | BPX Operating Company only | Eagleville (Eagle Ford-2) | DE Witt | 12 | 2.47M | 7.27M | Mar 2013 – Jul 2026 |
| Butler O-10-1978 | OXY USA WTP EOR, LLC only | Glasco (Devonian) | Andrews | 6 | 1.64M | 23.9K | Jan 1993 – Jul 2026 |
| LP Butler B O-2-10928 | BPX Operating Company only | Eagleville (Eagle Ford-2) | DE Witt | 7 | 1.57M | 6.35M | Apr 2014 – Jul 2026 |
| Lasca Butler Searcy Trust O-2-13075 | Burlington Resources O & G Co LP only | Sugarkane (Eagle Ford) | Live Oak | 7 | 1.46M | 5.76M | Apr 2022 – Jul 2026 |
| Ted Butler Unit O-2-10028 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Karnes | 4 | 760K | 1.15M | Mar 2012 – Jul 2026 |
| Butler Ranch Unit A O-2-10238 | Verdun Oil & Gas LLC only | Eagleville (Eagle Ford-2) | Karnes | 3 | 638K | 1.39M | Jul 2012 – Jul 2026 |
| Tina Butler Unit O-2-10063 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Karnes | 3 | 519K | 841K | May 2012 – Jul 2026 |
| Butler O-3-26835 | Empire Texas Operating LLC only | Fort Trinidad, East (Buda) | Houston | 3 | 448K | 599K | Dec 2014 – Jul 2026 |
| Richard Butler Unit A O-2-10141 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Karnes | 4 | 417K | 796K | Jul 2012 – Jul 2026 |
| Smith-Scheele-Felix-Butler SA O-2-12172 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Karnes | 1 | 391K | 589K | Jun 2021 – Jul 2026 |
| Lasca Butler Searcy Trust Unit O-2-13067 | Burlington Resources O & G Co LP only | Sugarkane (Austin Chalk) | Live Oak | 2 | 317K | 1.33M | Apr 2022 – Jul 2026 |
| Butler, L. L. O-10-1979 | Cross Timbers Energy, LLC only | Glasco (Devonian) | — | 1 | 305K | 35 | Jan 1993 – Jul 2026 |
| Butler Ranch Unit B O-2-10552 | Verdun Oil & Gas LLC only | Eagleville (Eagle Ford-2) | Karnes | 1 | 298K | 504K | Apr 2013 – Jul 2026 |
| Beam Meyer-Tina Butler SA1 O-2-12875 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Karnes | 1 | 275K | 470K | Aug 2024 – Jul 2026 |
| Butler-Huth-Scheele SA O-2-12123 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Karnes | 1 | 271K | 523K | Jan 2021 – Jul 2026 |
| Butler, L. L. O-10-1980 | Scout Energy Management LLC only | Glasco (Devonian) | — | 2 | 267K | 24.3K | Jan 1993 – Jul 2026 |
| Butler O-11-61667 | Vanco Oil & Gas Corp. only | Anton-Irish | — | 3 | 261K | 130 | Jan 1993 – Jul 2026 |
| Beam Meyer-Richard Butler B SA3 O-2-12858 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Karnes | 1 | 251K | 379K | Aug 2024 – Jul 2026 |
| Beam Meyer-Richard Butler B SA2 O-2-12857 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Karnes | 1 | 244K | 371K | Aug 2024 – Jul 2026 |
| Butler, L. L. O-10-30701 | Scout Energy Management LLC only | Glasco (Ellenburger) | Andrews | 2 | 238K | 52K | Jan 1993 – Jul 2026 |
| Beam Meyer-Richard Butler B SA1 O-2-12851 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Karnes | 1 | 232K | 388K | Aug 2024 – Jul 2026 |
| Tmbr/Sharp Butler O-10-31322 | Cross Timbers Energy, LLC only | Glasco (Ellenburger) | Andrews | 2 | 213K | 49.7K | Jan 1993 – Jul 2026 |
| W. Butler A O-2-10968 | Devon Energy Production Co, L.P. only | DE Witt (Eagle Ford Shale) | DE Witt | 1 | 162K | 443K | Nov 2013 – Feb 2018 |
| L. L. Butler O-10-30275 | Copper Ridge Resources LLC only | Glasco (Ellenburger) | Gaines | 1 | 159K | 13.6K | Jan 1993 – Nov 2019 |
| Richard Butler B Unit O-2-10619 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Karnes | 1 | 156K | 185K | May 2013 – Jul 2026 |
| Butler Ranch E O-2-12606 | Verdun Oil & Gas LLC only | Eagleville (Eagle Ford-2) | Live Oak | 1 | 153K | 173K | Jul 2022 – Jul 2026 |
| Butler, Milton C. O-1-6619 | First Light Operating, LLC only | Sutil (Austin) | Wilson | 1 | 148K | 6.36K | Jan 1993 – Jul 2026 |
| Butler Ranch Unit C O-2-10542 | Verdun Oil & Gas LLC only | Eagleville (Eagle Ford-2) | Karnes | 1 | 117K | 304K | May 2013 – Jul 2026 |
| Betty Dearing-Butler 05 (SA) O-14-9217 | High River Res Operating, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 110K | 353K | Sep 2013 – Jul 2026 |
| Butler, Tip O-13-13918 | Felderhoff Production Company only | Mackoy, E. (Strawn 4200 #2) | Grayson | 3 | 107K | 21 | Jan 1993 – Jul 2026 |
| Butler O-10-26117 | Oxyrock Operating, LLC only | Spraberry (Trend Area) | Glasscock | 3 | 85.3K | 269K | Jan 1993 – Jul 2026 |
| Butler -A- O-10-51570 | Crosstex Services, L.L.C. only | Glasco (Devonian) | Andrews | 2 | 82.1K | 0 | Feb 2019 – Jul 2026 |
| Butler -A- O-10-31613 | Crosstex Services, L.L.C. only | Glasco (Ellenburger) | Andrews | 1 | 79.8K | 8.61K | Jan 1993 – Jul 2026 |
| Butler 05 O-14-8962 | High River Res Operating, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 67.4K | 233K | Aug 2013 – Jul 2026 |
| Kennedy-Butler Unit O-6-10087 | Richey Properties, Inc. only | Quitman (Sub-Clarksville) | Wood | 1 | 66.1K | 144 | Jan 1993 – Jul 2026 |
| Butler 23 O-10-44241 | Permian Resources Operating, LLC only | Wolfbone (Trend Area) | Reeves | 1 | 64.2K | 103K | Jul 2013 – Jul 2026 |
| Butler O-10-29856 | OXY USA WTP EOR, LLC only | Glasco (Ellenburger) | Andrews | 3 | 63.5K | 18.9K | Jan 1993 – Jul 2026 |
| Butler -22- O-10-40275 | Diamondback E&P LLC only | Spraberry (Trend Area) | Midland | 1 | 55K | 91.3K | Mar 2010 – Jul 2025 |
| Butler O-3-24800 | Holley Oil Company, LLC only | Kurten (Buda) | Brazos | 1 | 47K | 85.6K | Jan 2006 – Jul 2026 |
| Butler O-13-24074 | Tree Operating, LLC only | Buffalo Springs,se (Ellenburger) | Clay | 1 | 46.5K | 198 | Jan 1993 – Jul 2026 |
| Burke "D" O-11-63843 | Butler, Kevin O. & Assoc., Inc. only | Hanford (San Andres) | Gaines | 2 | 44.1K | 26.8K | Jan 1993 – Sep 2015 |
| Butler, L.A. O-6-12722 | Thomas Operating Ltd. Co. only | Chapel Hill (Pettit) | Smith | 2 | 43.9K | 562K | Jan 1993 – Jul 2026 |
| Jones "490" O-11-68927 | Butler, Kevin O. & Assoc., Inc. only | Russell (Clearfork Consolidated | Gaines | 1 | 42.8K | 5.06K | Nov 2005 – Jul 2026 |
| Jones "490" O-11-67679 | Butler, Kevin O. & Assoc., Inc. only | Russell (Clearfork 7000) | Gaines | 1 | 39.6K | 23.9K | Jan 1997 – Jun 2006 |
| Pharr "A" O-11-63329 | Butler, Kevin O. & Assoc., Inc. only | Henard | Yoakum | 2 | 39.3K | 113 | Jan 1993 – Mar 2008 |
| Jones Ranch Estate "20" O-11-63191 | Butler, Kevin O. & Assoc., Inc. only | Brown | Gaines | 2 | 38.9K | 114 | Jan 1993 – Jan 2019 |
| Jones O-11-65378 | Butler, Kevin O. & Assoc., Inc. only | Russell (Clearfork 7000) | Gaines | 1 | 30.2K | 216 | Jan 1993 – Jun 2006 |
| Pharr O-11-62839 | Butler, Kevin O. & Assoc., Inc. only | Henard | Yoakum | 5 | 29.7K | 112 | Jan 1993 – Mar 2008 |
| Butler, E. C. O-13-16173 | WFW Production Company, Inc. only | Sushan (Ellen 6420) | — | 1 | 23.7K | 240K | Jan 1993 – Jul 2026 |