| Hubberd,a.r. G.U. G-4-67945 | Block "T" Petroleum, Inc. only | Rosita, NW (Wilcox Cons.) | Duval | 1 | 2 | 7.62M | Jan 1993 – May 2017 |
| 440 L Unit G-3-157582 | Capco Offshore of Texas, Inc. only | Brazos Block 440(-S-Sand) | Brazos-LB | 1 | 2 | 2.92M | Dec 1995 – May 2009 |
| Pyote Gas Unit No. 11 G-10-50501 | Exxon Corp. only | Block 16 (Ellen.) | Ward | 1 | 2 | 2 | Feb 1993 – Feb 1993 |
| State Tract 335-L G-3-135222 | Fairways Spec. Sales & Serv Inc only | Brazos Block 335-L (6850) | Brazos-LB | 1 | 2 | 1.63M | Jan 1993 – Nov 1996 |
| Watson, L A G-10-203124 | XTO Energy Inc. only | Block 16 (Devonian) | Ward | 1 | 2 | 2 | Mar 2013 – Mar 2013 |
| Box, L. R. O-11-66845 | Blue Ridge Resources, LLC only | Block D, South (Devonian) | Yoakum | 1 | 1 | 0 | Jan 2008 – Jan 2008 |
| Elliott, Skelly G-10-43109 | Crescent Energy Operating, LLC only | Miller Block B-29 (Penn.) | Ward | 1 | 1 | 200K | Jan 1993 – Apr 2026 |
| Miller, Jane Dean et Al O-10-31539 | Four Corners Petroleum II, LLC only | Miller Block B-29 (Penn.) | Ward | 1 | 1 | 0 | Oct 1995 – Oct 1995 |
| Block 59 State 36-7 G-10-245763 | Permian Resources Operating, LLC only | Toyah, NW (Shale) | Reeves | 1 | 1 | 1.16M | Sep 2007 – Aug 2023 |
| State Tract 440-L G-3-137926 | Capco Offshore of Texas, Inc. only | Brazos Block 440 (-B-Sd. FB A-2) | Brazos-LB | 1 | 1 | 3.04K | Sep 2004 – May 2009 |
| High Island 24L SL59456 G-3-180133 | Jefferson Block 24 Oil & Gas LLC only | High Is. Blk. 24L (FB-E, HF) | High IS-LB | 1 | 1 | 34.2K | May 2000 – Jul 2001 |
| G. G. Hinojosa G-4-184344 | Block "T" Petroleum, Inc. only | Fandango (Wilcox Consolidated) | Zapata | 1 | 1 | 9.68M | Jul 2001 – Apr 2026 |
| Muzza, G. P. G-4-249324 | Block "T" Petroleum, Inc. only | Fandango (Wilcox Consolidated) | Zapata | 1 | 1 | 11.2M | Feb 2009 – Aug 2021 |
| Dickard G-6-118002 | Sabine Energy Inc. only | Blocker (Cotton Valley) | Harrison | 1 | 1 | 220K | Jan 1993 – Nov 2016 |
| Rosborough, Dr. J.F. Gas Unit G-6-145564 | Comstock Oil & Gas, LP only | Blocker (Cotton Valley) | Harrison | 1 | 1 | 701K | May 1993 – Jul 2005 |
| Dinkle G-6-284398 | Sabine Oil & Gas Corporation only | Blocker (Travis Peak) | Harrison | 1 | 1 | 13.8K | Apr 2018 – Jun 2018 |
| University Lands 13 G-9-260157 | WTG Exploration only | University Block 32 (Woodford) | Terrell | 1 | 1 | 218K | May 2012 – Mar 2020 |
| Denman State 26 G-10-282641 | EOG Resources, Inc. only | Block 72 (Penn.) | Reeves | 1 | 1 | 6.2M | Jun 2013 – Apr 2026 |
| Blocker Ranch "E" G-4-91151 | Lewis Petro Properties, Inc. only | Gold River, North (Olmos) | Webb | 1 | 1 | 103K | Jan 1993 – Nov 2016 |
| 440 L Unit G-3-40895 | Capco Offshore of Texas, Inc. only | Brazos Block 440 (-C- Sd.) | Brazos-LB | 1 | 1 | 971 | Sep 2004 – Apr 2005 |
| Blocker, John R. 1839 G-4-116462 | Brask-Dumont Ranch, Inc. only | Gold River, North (Olmos) | Webb | 1 | 0 | 6.16K | May 1993 – Mar 2026 |
| Briscoe Tract 13, Block 3 G-4-79339 | Legend Natural Gas II, LP only | Gold River, North (Olmos) | Webb | 1 | 0 | 47.1K | Jan 1993 – Mar 2005 |
| Briscoe Tract 22 Block 3 G-4-79336 | Vaquero Operating only | Gold River, North (Olmos) | Webb | 1 | 0 | 74.9K | Jan 1993 – Feb 2005 |
| Weatherby-Wernecke Gas Unit G-4-74899 | Block "T" Petroleum, Inc. only | Rosita, NW (Wilcox Cons.) | Duval | 1 | 0 | 8.26M | Jan 1993 – Jul 2025 |
| Blocker Ranch G-4-72806 | Monterrey Petroleum Corp. only | Apache Ranch (Olmos Lower) | Webb | 1 | 0 | 0 | — |
| Blocker Ranch G-4-72805 | Monterrey Petroleum Corp. only | Apache Ranch (Olmos) | Webb | 1 | 0 | 0 | — |
| State Tract 901-S G-4-71731 | TR Offshore, LLC only | Block 901 (7750) | Mustang IS-SB | 1 | 0 | 0 | — |
| State Tract 901-S G-4-71271 | National Energy Group, Inc. only | Block 901 (7650) | Mustang IS-SB | 1 | 0 | 0 | — |
| Hinojosa, G. G. G-4-119105 | Block "T" Petroleum, Inc. only | Fandango (Wilcox Consolidated) | Zapata | 1 | 0 | 19.9M | Jan 1993 – Apr 2026 |
| University "12-E" O-10-431 | Contango Resources, LLC only | Block 12, East (Ellenburger) | Andrews | 1 | 0 | 0 | — |
| East Side Block A-1 G-4-57669 | Royal Production Company, Inc. only | Agua Dulce (Vicksburg Consl.) | Nueces | 1 | 0 | 0 | — |
| University -O- O-10-430 | WTG Exploration only | Block 12, East (Ellenburger) | Andrews | 2 | 0 | 0 | — |
| State Tract 369-L N/2 SE/4 G-3-262240 | Black Elk Energy Offshore OP LLC only | Block 369-L (5100) | Brazos-LB | 1 | 0 | 549K | Nov 2010 – Nov 2012 |
| State Tract 98-L G-3-73072 | Noble Energy Inc only | Block 98-L | High IS-LB | 1 | 0 | 0 | — |
| York, J. F. O-10-19429 | Two P Partners, LLC only | Miller Block B-29 (Penn.) | Ward | 1 | 0 | 0 | — |
| State of Texas -CR- O-10-19847 | XTO Energy Inc. only | Block 9 (Strawn) | Andrews | 1 | 0 | 0 | — |
| State Tract 98-L G-3-73070 | Seiran E & P Company, LLC only | Block 98-L | High IS-LB | 1 | 0 | 0 | — |
| State Tract 310-L G-3-72132 | Rutherford Oil Corporation only | Galveston Block 310-L (Mio) | Galveston-LB | 1 | 0 | 0 | — |
| State of Texas -P- O-10-20735 | WTG Exploration only | Block 12 (Devonian) | Andrews | 2 | 0 | 0 | — |
| State Tract 245-L #66970 NE/4 G-3-70627 | Apache Corporation only | Block 245 (5960) | Galveston-LB | 1 | 0 | 0 | — |
| State Tract 334-L G-3-70526 | Rutherford Oil Corporation only | Galveston Block 310-L (Mio) | Galveston-LB | 1 | 0 | 0 | — |
| University -B- 5-1 O-10-20853 | McGee Drilling Corporation only | Block 17, Southeast (Delaware) | Ward | 1 | 0 | 0 | — |
| State Tract 369-L, NE/4 G-3-68670 | Black Elk Energy Offshore OP LLC only | Block 369-L (5300) | Brazos-LB | 1 | 0 | 0 | — |
| State Tract 369-L, NE/4 G-3-68669 | American Coastal Energy, Inc. only | Block 369-L (7200) | Brazos-LB | 1 | 0 | 950K | Jan 1993 – Mar 2002 |
| State of Texas -V- O-10-427 | Olsen Energy Inc. only | Block 12 | Andrews | 4 | 0 | 0 | — |
| State Tract 369-L, NE/4 G-3-68292 | Black Elk Energy Offshore OP LLC only | Block 368-L (Miocene B) | Brazos-LB | 1 | 0 | 0 | — |
| State Tract 334-L G-3-64709 | Rutherford Oil Corporation only | Galveston Block 310-L (Mio) | Galveston-LB | 1 | 0 | 0 | — |
| State Tract 368-L G-3-61089 | Coastal Oil & Gas Corporation only | Block 368-L (Miocene B) | Brazos-LB | 1 | 0 | 407K | Jan 1993 – May 1996 |
| 440 L Unit (NW) G-3-61034 | Capco Offshore of Texas, Inc. only | Brazos Block 440 (-X- Sd.) | Brazos-LB | 1 | 0 | 2.18K | Jun 2008 – May 2009 |
| State Tract 310-L G-3-60065 | Rutherford Oil Corporation only | Galveston Block 310-L (Mio) | Galveston-LB | 1 | 0 | 0 | — |