| Donatello Unit 4-1 G-10-302192 | TRP Operating LLC only | Phantom (Wolfcamp) | Reeves | 1 | 512K | 3.59M | Apr 2020 – Aug 2026 |
| Leonatus 11 WR E G-10-298759 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 412K | 2.54M | Jun 2024 – Aug 2026 |
| Leonatus 11 WR B G-10-296812 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 390K | 3M | Jul 2024 – Aug 2026 |
| Leonatus 11 WR A G-10-296815 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 386K | 2.53M | Jul 2024 – Aug 2026 |
| Leonatus 11 WR D G-10-298779 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 385K | 2.58M | Jun 2024 – Aug 2026 |
| Leonatus 11 WR G G-10-298595 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 374K | 2.34M | Jun 2024 – Aug 2026 |
| Leonatus 11 WR H G-10-298819 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 374K | 2.52M | Jun 2024 – Aug 2026 |
| Leonatus 11 WR C G-10-298730 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 370K | 2.33M | Jul 2024 – Aug 2026 |
| Leonatus 11 WR I G-10-299102 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 358K | 2.56M | Jun 2024 – Aug 2026 |
| Donatello Unit 4-1 G-10-302194 | TRP Operating LLC only | Phantom (Wolfcamp) | Reeves | 1 | 307K | 3.18M | Apr 2021 – Aug 2026 |
| Leonatus 11 G-10-278210 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 286K | 7.64M | Mar 2015 – Aug 2026 |
| Leonatus 11 WR F G-10-298555 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 265K | 1.93M | Jun 2024 – Aug 2026 |
| Champion Int'l. Unit A-1148 G-6-151946 | Sonat Exploration Company -Tyler only | Brookeland (Austin Chalk, 8800) | Newton | 1 | 193K | 944K | Mar 1994 – Feb 1995 |
| Champion Int'l. Unit a-20 NO.2 G-6-148677 | Sonat Exploration Company -Tyler only | Brookeland (Austin Chalk, 8800) | Newton | 1 | 161K | 784K | Dec 1993 – May 1994 |
| Leonatus 11 WR M G-10-298415 | Coterra Energy Operating Co. only | Sandbar (Bone Spring) | Culberson | 1 | 135K | 601K | Feb 2025 – May 2026 |
| Champion Int'l Unit A-1138 G-6-150308 | Sonat Exploration Company -Tyler only | Brookeland (Austin Chalk, 8800) | Newton | 1 | 135K | 528K | May 1994 – Feb 1995 |
| Champion Int'l. Unit A-1159 G-6-148572 | Sonat Exploration Company -Tyler only | Brookeland (Austin Chalk, 8800) | Newton | 1 | 113K | 717K | Oct 1993 – Feb 1995 |
| Champion Int'l. Unit A-450 G-6-152402 | Sonat Exploration Company -Tyler only | Brookeland (Austin Chalk, 8800) | Sabine | 1 | 102K | 455K | Oct 1994 – Oct 1995 |
| Leonatus 11 WR L G-10-298414 | Coterra Energy Operating Co. only | Sandbar (Bone Spring) | Culberson | 1 | 97.2K | 472K | Feb 2025 – Jul 2026 |
| Childress Gas Unit 2 G-6-145537 | Sonat Exploration Company -Tyler only | Oak Hill, West (Pettit-Gas) | Rusk | 1 | 86.5K | 726K | May 1993 – Jul 1995 |
| Leonatus 11 WR K G-10-298413 | Coterra Energy Operating Co. only | Sandbar (Bone Spring) | Culberson | 1 | 60.6K | 234K | Feb 2025 – Dec 2025 |
| Serna, Donato "A" G-4-184975 | Vaquero Operating only | Cuatro de Julio (Queen City) | Duval | 1 | 58.5K | 1.99M | Sep 2001 – Jun 2019 |
| Honath, D.H. 75 G-14-267205 | Mmgl Txph, LLC only | Buffalo Wallow (Granite Wash) | Hemphill | 1 | 50.9K | 3.25M | Aug 2011 – Aug 2026 |
| Honath, D. H. 75 G-14-204622 | Devon Energy Production Co, L.P. only | Buffalo Wallow (Granite Wash) | Hemphill | 1 | 26.9K | 850K | Sep 2004 – Nov 2014 |
| Sonat Minerals G-3-164070 | Cox & Perkins Exploration, Inc. only | Orangefield (Hackberry 8000) | Orange | 1 | 17.6K | 251K | Dec 1996 – Sep 1997 |
| Donatill OU B G-6-261937 | Buckhorn Operating LLC only | Angie,(pettet) | Shelby | 1 | 17.3K | 1.02M | Feb 2011 – Aug 2026 |
| Honath, D.H. 75 G-14-211082 | Mmgl Txph, LLC only | Buffalo Wallow (Granite Wash) | Hemphill | 1 | 16.3K | 450K | Jun 2005 – Aug 2023 |
| Leonatus 11 WR J G-10-298412 | Coterra Energy Operating Co. only | Sandbar (Bone Spring) | Culberson | 1 | 14.5K | 79.8K | Mar 2025 – Aug 2026 |
| Honath, D. H. 75 G-14-209377 | Mmgl Txph, LLC only | Buffalo Wallow (Granite Wash) | Hemphill | 1 | 11.9K | 351K | Jul 2004 – Sep 2016 |
| Kulawik G-2-153584 | Sonat Exploration Co. - Houston only | Yorktown (Wilcox 11,000 Lo.) | De Witt | 1 | 10.8K | 1.29M | Feb 1995 – Apr 1997 |
| Champion Int'l. Unit A-461 G-6-152960 | Sonat Exploration Company -Tyler only | Brookeland (Austin Chalk, 8800) | Newton | 1 | 9.74K | 92.2K | Nov 1994 – Nov 1995 |
| Kulawik G-2-137735 | Sonat Exploration Co. - Houston only | Yorktown (Wilcox 11,000 Lo.) | De Witt | 1 | 9.48K | 795K | by Jan 1993 – Sep 1994 |
| DCR 203 G-4-148998 | Sonat Exploration Co. - Houston only | Piedre Lumbre (Wilcox) | Duval | 1 | 8.41K | 890K | Mar 1994 – May 1996 |
| DCR 82A G-4-152269 | Sonat Exploration Co. - Houston only | Ruthie H. (Wilcox) | Duval | 1 | 6.56K | 57.8K | Nov 1994 – Jul 1995 |
| West Bernard Unit G-3-140082 | Sonat Exploration Co. - Houston only | Bernard, W. (7000) | Wharton | 1 | 6.06K | 674K | by Jan 1993 – Oct 1995 |
| DCR 81 Unit G-4-149236 | Sonat Exploration Co. - Houston only | Ruthie H. (Wilcox) | Duval | 1 | 5.01K | 745K | Apr 1994 – Mar 1998 |
| DCR-State 366/76/64/54 D G-4-143099 | Sonat Exploration Co. - Houston only | Ellie C. (Wilcox) | Duval | 1 | 4.91K | 306K | by Jan 1993 – May 1995 |
| Welder Heirs G-4-145264 | Sonat Exploration Co. - Houston only | Seven Sisters, East ( 9500) | Duval | 1 | 3.72K | 519K | May 1993 – Sep 1996 |
| Spear G-6-144119 | Sonat Exploration Company -Tyler only | Willow Springs (Cotton Valley,w) | Gregg | 1 | 3.67K | 249K | by Jan 1993 – Feb 1998 |
| Vaquillas 136A G-4-138500 | Sonat Exploration Co. - Houston only | Vaquillas Ranch (Lobo) | Webb | 1 | 3.58K | 278K | by Jan 1993 – Aug 1996 |
| Sonat Minerals G-3-174725 | Noble Energy Inc only | Orangefield (Hackberry 8000) | Orange | 1 | 2.98K | 209K | Oct 1999 – Mar 2004 |
| Spear G-6-114667 | Sonat Exploration Company -Tyler only | Willow Springs (Cotton Valley,w) | Gregg | 1 | 2.72K | 283K | by Jan 1993 – Mar 1999 |
| Hamby Heirs GU 2 G-6-144009 | Sonat Exploration Company -Tyler only | Willow Springs (Cotton Valley,w) | Gregg | 1 | 2.48K | 240K | by Jan 1993 – Jan 1996 |
| Castleberry, Jack G-6-155238 | Sonat Exploration Company -Tyler only | Johnson-Tekell (Travis Peak Oil) | Gregg | 1 | 2.48K | 36.2K | May 1995 – Jul 1996 |
| West Griffin Gas Unit G-6-134003 | Sonat Exploration Company -Tyler only | Danville (Travis Peak Cons.) | Gregg | 1 | 2.06K | 95.2K | by Jan 1993 – Jan 1995 |
| Whitehurst, T. F. Est. G-6-143503 | Sonat Exploration Company -Tyler only | Willow Springs (Cotton Valley,w) | Gregg | 1 | 2.05K | 145K | by Jan 1993 – Dec 1995 |
| Conatser U.S.A. G-14-163594 | Presidio Petroleum LLC only | Canadian, SE (Douglas) | Hemphill | 1 | 1.6K | 555K | Apr 1997 – Aug 2026 |
| DCR 100 G-4-12539 | Sonat Exploration Co. - Houston only | Piedre Lumbre (Wilcox) | Duval | 1 | 1.13K | 148K | by Jan 1993 – Nov 1995 |
| Conatser G-14-138071 | Bracken Operating, L.L.C. only | Mathers Ranch (Tonkawa) | Hemphill | 1 | 920 | 121K | by Jan 1993 – Dec 2001 |
| Hale Heirs G-6-132451 | Sonat Exploration Company -Tyler only | Danville (Young) | Rusk | 1 | 889 | 87.7K | by Jan 1993 – Dec 1994 |