| Avant, J.R. O-1-12275 | Trinity Operating (Usg), LLC only | Pearsall (Austin Chalk) | Frio | 9 | 605K | 386K | by Jan 1993 – Feb 2020 |
| Clark Ranch South O-9-14613 | Tri-Force Operating, L.L.C. only | Celery (Cook Sand) | Menard | 16 | 605K | 0 | Jul 1997 – Aug 2026 |
| Whitwell B O-1-20312 | Trinity Operating (Usg), LLC only | Briscoe Ranch (Eagleford) | Frio | 3 | 601K | 2.37M | Jun 2020 – Aug 2026 |
| Patrick Chevron "123" O-11-67300 | Rim Operating, Inc. only | Sean Andrew (Penn.) | Dawson | 1 | 595K | 217K | Oct 1994 – Jul 2026 |
| Weir, J. C. 12 O-9-13277 | Petroplex Energy Inc. only | Triumph (Wolfcamp) | Upton | 2 | 581K | 1.7M | by Jan 1993 – Aug 2026 |
| Nutria 57-1-16 Unit G-10-287330 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Reeves | 1 | 581K | 2.51M | Jun 2019 – Aug 2026 |
| Hogg, George D. O-10-43692 | Hilcorp Energy Company only | F. A. Hogg (Penn Detrital) | Winkler | 4 | 580K | 2.8M | Feb 2013 – Aug 2026 |
| Farmar East A O-9-22306 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Irion | 4 | 575K | 2.35M | Dec 2023 – Jul 2026 |
| Cenizo A O-1-20302 | Trinity Operating (Usg), LLC only | Briscoe Ranch (Eagleford) | Zavala | 18 | 566K | 3.3M | Apr 2021 – Aug 2026 |
| Carlson "B" O-1-15846 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 3 | 551K | 430K | Apr 2012 – Aug 2026 |
| Tetris 21601 18 G-10-284550 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 548K | 2.16M | Jun 2017 – Aug 2026 |
| Midway F O-1-20286 | Trinity Operating (Usg), LLC only | Briscoe Ranch (Eagleford) | Frio | 3 | 548K | 1.82M | Jul 2020 – Aug 2026 |
| Burnett-Triangle O-13-26519 | Nor East Investment Corporation only | Triangles Headquarters | Foard | 17 | 544K | 9.78K | by Jan 1993 – Jul 2026 |
| Hill "B" O-1-15605 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 3 | 541K | 1.19M | Oct 2011 – Aug 2026 |
| Ingram Trinity (Rod.) Field Unit O-5-2875 | Southwest Operating, Inc.-Tyler only | Ingram Trinity (Rodessa) | Freestone | 35 | 540K | 768K | by Jan 1993 – Aug 2026 |
| Industrial A O-10-48122 | Diamondback E&P LLC only | Spraberry (Trend Area) | Midland | 1 | 535K | 393K | Sep 2016 – Aug 2026 |
| Bloxom-Maitino "3" O-9-13283 | Petroplex Energy Inc. only | Triumph (Wolfcamp) | Upton | 7 | 533K | 1.25M | by Jan 1993 – Aug 2026 |
| Arco-Richardson 5 O-9-13310 | Petroplex Energy Inc. only | Triumph (Wolfcamp) | Upton | 1 | 532K | 1.31M | by Jan 1993 – Aug 2026 |
| Hill O-1-15551 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 3 | 530K | 1.13M | Jul 2011 – Aug 2026 |
| University Lands 216 O-9-22728 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Crockett | 6 | 529K | 4.84M | Apr 2024 – Jul 2026 |
| Hubberd 'A' O-1-16016 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 3 | 528K | 598K | Jul 2012 – Aug 2026 |
| Donnell "A" O-1-15645 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 3 | 528K | 611K | Nov 2011 – Aug 2026 |
| Marlena O-9-14774 | Summit Petroleum LLC only | Johnes (Middle Wlfc. Detrital) | Upton | 2 | 528K | 2.23M | May 1998 – Jul 2023 |
| Donnell 'B' O-1-15847 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 3 | 521K | 479K | Apr 2012 – Aug 2026 |
| Rev Trinidad Scorpion T8-51-18 B O-10-57727 | Noble Energy Inc only | Wolfbone (Trend Area) | Reeves | 1 | 517K | 582K | Aug 2022 – Aug 2026 |
| Acker O-1-11914 | Firstrike Energy Corporation only | Hagist Ranch, North (Argo 2500) | McMullen | 6 | 517K | 17 | by Jan 1993 – Jun 2019 |
| Forrest A O-3-26471 | Empire Texas Operating LLC only | Fort Trinidad, East (Buda) | Madison | 3 | 516K | 1.33M | May 2013 – Apr 2025 |
| Triple Nail J 27-1 O-10-58810 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 2 | 511K | 691K | May 2023 – Aug 2026 |
| Kirkpatrick "A" O-11-66711 | McClure Oil Company, Inc. only | Rocker -a- (Wichita Albany) | Garza | 3 | 510K | 21.9K | by Jan 1993 – Aug 2026 |
| Patrick O-3-25968 | Trailblazer Energy Resources,llc only | Halliday (Woodbine) | Leon | 2 | 509K | 1.46M | Dec 2011 – Aug 2026 |
| Bowman Unit a Dim O-1-18356 | Trinity Operating (Usg), LLC only | Briscoe Ranch (Eagleford) | Dimmit | 7 | 508K | 2.39M | Nov 2014 – Aug 2026 |
| Swenson 'A' O-1-16787 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 4 | 503K | 1.05M | Mar 2013 – Aug 2026 |
| Samedan Fee O-3-23132 | Rose City Resources, LLC only | Fort Trinidad, East (Buda) | Houston | 1 | 499K | 187K | Jun 1996 – Jun 2007 |
| Attridge O-3-9023 | Shoco Production LLC only | Stowell (Sullivan LF) | Jefferson | 3 | 499K | 618K | by Jan 1993 – Jul 2026 |
| Yarbrough & Allen O-10-19266 | Aghorn Operating, Inc. only | Arenoso (Strawn Detritus) | Winkler | 23 | 495K | 2.06M | by Jan 1993 – Jun 2026 |
| Lucky Strike 28-20 O-10-47224 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 1 | 493K | 886K | Nov 2015 – Aug 2026 |
| Hill "A" O-1-15610 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 3 | 493K | 875K | Nov 2011 – Aug 2026 |
| Wakefield-Jones Unit O-3-26419 | Empire Texas Operating LLC only | Fort Trinidad, East (Buda) | Madison | 4 | 490K | 653K | Nov 2013 – Feb 2022 |
| Daniel, Governor Bill Gas Unit G-3-177913 | Tri-C Resources, Inc. only | Moss Bluff, North (Yegua EY-4) | Liberty | 1 | 489K | 5.93M | Jun 2000 – Dec 2003 |
| John O-11-61386 | Flat Top Operating, LLC only | Tri-Rue (Reef) | Scurry | 4 | 484K | 411K | by Jan 1993 – Aug 2026 |
| Fee O-13-6031 | Triton Operating LLC only | K-M-A | Wichita | 26 | 480K | 142K | by Jan 1993 – Jul 2026 |
| Morrison O-11-61448 | Knox Industries, Inc. only | Lyn Kay (6150) | Kent | 5 | 468K | 23.7K | by Jan 1993 – Aug 2026 |
| Giesecke O-11-66013 | Flat Top Operating, LLC only | Tripp (Devonian) | Gaines | 1 | 466K | 14.8K | by Jan 1993 – Aug 2026 |
| Whitwell D O-1-20306 | Trinity Operating (Usg), LLC only | Briscoe Ranch (Eagleford) | Frio | 2 | 463K | 2.15M | Jun 2020 – Aug 2026 |
| Martinez A O-1-19980 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | La Salle | 3 | 462K | 1.8M | Apr 2019 – Aug 2026 |
| Triple Nail L 27-1 O-10-58817 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 2 | 459K | 912K | May 2023 – Aug 2026 |
| University Lands 213 O-9-22919 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Crockett | 6 | 459K | 3.42M | Mar 2025 – Jul 2026 |
| Midway E O-1-20295 | Trinity Operating (Usg), LLC only | Briscoe Ranch (Eagleford) | Frio | 3 | 456K | 1.77M | Jul 2020 – Aug 2026 |
| Donnell 'C' O-1-15995 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 3 | 455K | 608K | Jul 2012 – Aug 2026 |
| Glenn, D. K. O-10-23550 | Citation Oil & Gas Corp. only | Abell (Detrital) | Crane | 1 | 455K | 1.41M | by Jan 1993 – Mar 2014 |