| Hoss 605 O-11-71150 | Riley Permian Operating Co, LLC only | Platang (San Andres) | Yoakum | 4 | 850K | 1.54M | May 2021 – Apr 2026 |
| Zant Bridget 2605 O-10-54053 | XTO Energy Inc. only | Spraberry (Trend Area) | Glasscock | 2 | 828K | 1.63M | Feb 2020 – Apr 2026 |
| Frank Midkiff 35 Allocation 2605 O-10-49656 | XTO Energy Inc. only | Spraberry (Trend Area) R 40 Exc | Midland | 2 | 382K | 3.15M | Jun 2018 – Apr 2026 |
| Hoss 605 E O-11-71248 | Riley Permian Operating Co, LLC only | Platang (San Andres) | Yoakum | 1 | 351K | 633K | Apr 2022 – Apr 2026 |
| Polo 1605BU O-9-19268 | OXY USA WTP LP only | Spraberry (Trend Area) R 40 Exc | Reagan | 1 | 225K | 1.72M | Jan 2016 – Apr 2026 |
| Polo 1605A O-9-20464 | OXY USA WTP LP only | Spraberry (Trend Area) R 40 Exc | Reagan | 1 | 163K | 827K | Dec 2017 – Apr 2026 |
| Vandenberge & Hill O-2-2259 | Finley Resources, Inc. only | Placedo, East (6050 Sd.) | Victoria | 2 | 119K | 4.57K | Jan 1993 – Mar 2005 |
| Warnken, Lena O-2-1235 | Allegiant Resources, LLC only | Placedo, East (6050 Sd.) | Victoria | 3 | 95.1K | 21 | Jan 1993 – Sep 2024 |
| Polo 1605A O-10-47523 | OXY USA WTP LP only | Spraberry (Trend Area) R 40 Exc | Reagan | 1 | 90.4K | 255K | Jan 2016 – Nov 2016 |
| State Tract 750-A O-4-12360 | Magnum Producing, LP only | White Point, E. (6050) | Nueces | 1 | 47.3K | 4.94K | Jun 1994 – Aug 2019 |
| V. T. McCabe O-10-28783 | SD Royale Energy, Inc. only | Jameson, N. (Strawn 6050) | Mitchell | 8 | 43.9K | 265K | Jan 1993 – Dec 2025 |
| Bellevue Unit O-13-16049 | Quail Ridge Operating LLC only | Bellevue, SE. (Congl. 6050) | Clay | 6 | 30.8K | 36.7K | Jan 1993 – Jan 2025 |
| Taylor Est. O-6-12931 | Comstock Oil & Gas, LLC only | Longwood (Travis Peak-6050 Sd.) | Harrison | 1 | 23.9K | 52.8K | Jan 1993 – Apr 2004 |
| Teague 605 Lease O-9-21091 | Hibernia Resources IV, LLC only | June Ann (Pennsylvanian) | Irion | 1 | 22.8K | 369K | Jun 2020 – Apr 2026 |
| Haddad 1 O-6-13027 | Longleaf Production, LLC only | Longwood (Travis Peak-6050 Sd.) | Harrison | 1 | 13.9K | 50K | Jan 1993 – Jun 1999 |
| Luby, J.P. G-4-156163 | Alegre Operating, Inc. only | LUBY(6050) | Nueces | 1 | 13.4K | 443K | Oct 1995 – Mar 2026 |
| Sauz Ranch Mulatos Pasture O-4-12649 | Chestnut Explor. and Prod., Inc. only | Willamar,west (Miocene 6050) | Willacy | 1 | 11.3K | 11K | Dec 1996 – Aug 2009 |
| Taft Implement Co. O-4-10454 | Chisholm Oil & Gas, LC only | Taft, East (6050) | San Patricio | 1 | 9.25K | 21 | Jan 1993 – Dec 2000 |
| Mounce, Wayne Unit G-3-144169 | Horizon Exploration Company only | Quinn, North (6050) | Liberty | 1 | 8.2K | 716K | Feb 1994 – Jan 1999 |
| McIntyre, Willis G-3-229081 | Magnum Producing, LP only | Louise (Perry 6050) | Wharton | 1 | 6.43K | 56.3K | Jan 2007 – Jul 2011 |
| Sauz Ranch Mulatos Past. O-4-10529 | Chestnut Explor. and Prod., Inc. only | Willamar, West (Miocene 6050,N) | Willacy | 4 | 6.25K | 5.8K | Jul 1997 – Mar 2000 |
| Wheeler, Clifton O-1-4290 | Hamilton-Tedford Oper. Co., LLC only | San Miguel Creek, E. (6050) | McMullen | 2 | 5.09K | 21 | Jan 1993 – Jun 2004 |
| Beall G-2-269253 | Royal Production Company, Inc. only | Lagarto (Yegua 6050) | Live Oak | 1 | 4.99K | 113K | Jan 2013 – Aug 2013 |
| McFaddin -A- O-2-7827 | Anaqua Oil & Gas, Inc. only | McFaddin, North (6050) | Victoria | 1 | 4.15K | 24.3K | Jan 1993 – Jan 1994 |
| Haddad O-6-13094 | Wildland Investing Co., LLC only | Longwood (Travis Peak-6050 Sd.) | Harrison | 1 | 3.96K | 33.8K | Jan 1993 – Dec 1996 |
| Quinn, B. E. G-3-216353 | Galloway Energy Co. only | Quinn (6050) | Liberty | 1 | 3.76K | 478K | Feb 2006 – Dec 2022 |
| Bloomberg, Samuel D. G-4-194615 | Hilcorp Energy Company only | Flores (6050) | Starr | 1 | 2.47K | 789K | May 2003 – Apr 2026 |
| McFarling O-13-17271 | Borders, Delbert L. Inc. only | Bellevue, SE. (Congl. 6050) | Clay | 1 | 1.96K | 79.9K | Jan 1993 – Jan 2018 |
| Corzine Unit O-4-11567 | Null, W.M. Operations, Inc. only | Minnie Bock, N. (6050) | Nueces | 1 | 1.91K | 4.88K | Jan 1993 – Jun 1994 |
| Winston G-6-138957 | Comstock Oil & Gas, LLC only | Longwood (Travis Peak-6050 Sd.) | Harrison | 1 | 1.91K | 282K | Jan 1993 – Dec 2019 |
| Shelton, Nancy G-2-176044 | Allegiant Resources, LLC only | Placedo (6050) | Victoria | 1 | 1.65K | 72.2K | Aug 1999 – Feb 2001 |
| Roots, Walter O-4-13422 | Kriken Oil & Gas, Inc. only | Taft, East (6050) | San Patricio | 1 | 1.46K | 90 | Jan 2007 – Oct 2007 |
| Shaffer, K.L. NCT-1 G-4-156162 | Apache Corporation only | LUBY(6050) | Nueces | 1 | 1.1K | 538K | Aug 1995 – Apr 2002 |
| McFaddin -A- G-2-156662 | Anaqua Oil & Gas, Inc. only | McFaddin, North (6050) | Victoria | 1 | 985 | 90.5K | Sep 1995 – Feb 1996 |
| Choppe, Dorothy O-3-23409 | Magnum Producing, LP only | El Campo, S. (6050) | Wharton | 1 | 398 | 0 | Aug 1997 – Dec 1997 |
| Shelton, Nancy G-2-161994 | Hart Petroleum Services, Inc only | Placedo (6050) | Victoria | 1 | 231 | 106K | Oct 1996 – Sep 1997 |
| Bloomberg, Samuel D. G-4-265852 | Hilcorp Energy Company only | Flores (6050) | Starr | 1 | 115 | 214 | Sep 2011 – Jan 2012 |
| Braman, D. H. "F" G-2-179387 | Braman Working Interests LP only | McFaddin, NW. (6050) | Victoria | 1 | 73 | 139K | Aug 2000 – Jul 2009 |
| Howard Heirs O-6-12473 | M. E. Operating & Services, Inc. only | Longwood (Travis Peak-6050 Sd.) | Harrison | 1 | 35 | 68 | Feb 1993 – Oct 1994 |
| Placedo Ranch O-2-11248 | Legend Energy Texas, LLC only | Placedo, East (6050 Sd.) | Victoria | 1 | 13 | 44 | Oct 2014 – Oct 2014 |
| DHB G-2-219348 | Cummins & Walker Oil Co., Inc. only | McFaddin, NW. (6050) | Victoria | 1 | 6 | 869K | Jan 2006 – Apr 2013 |
| Shaffer, K.L. NCT-1 G-4-88876 | Alegre Operating, Inc. only | LUBY(6050) | Nueces | 1 | 0 | 0 | — |
| Ivey, B.E. G-4-81834 | IV L.C. only | Midway, South (6050) | San Patricio | 1 | 0 | 0 | — |
| Ivey, B.E. G-4-77123 | Crimson Energy Company, LC only | Midway, South (6050) | San Patricio | 1 | 0 | 0 | — |
| Ivey, Ben -A- G-4-74766 | Navajo Exploration, Inc. only | Midway, South (6050) | San Patricio | 1 | 0 | 0 | — |
| Cedar Lakes G-3-171285 | Zinn Petroleum Co. only | Cowtrap (Miocene 6050) | Matagorda | 1 | 0 | 2.19M | Nov 1998 – May 2006 |
| Ducroz, James L. Gas Unit G-3-169652 | Endeavor Natural Gas, LP only | Cowtrap (Miocene 6050) | Brazoria | 1 | 0 | 1.55M | Jul 1998 – Apr 2004 |
| Tyrrell-Combest Oil Unit 2B G-3-127727 | Grant Energy Inc. only | Tyrrell-Combest (Frio 6050) | Jefferson | 1 | 0 | 0 | — |
| Heard, Fannie V. W. G-2-232769 | Dorchester Operating Company LLC only | Greta (6050) | Refugio | 1 | 0 | 269K | Dec 2007 – Feb 2014 |
| Roche, Kathleen D. et Al G-2-113983 | Whitehall Operating Inc. only | Devils Run (6050 Frio) | Refugio | 1 | 0 | 0 | — |