| Habanero 197-198 Unit A O-10-50900 | Noble Energy Inc only | Wolfbone (Trend Area) | Reeves | 2 | 1.38M | 2.78M | May 2018 – Apr 2026 |
| Habanero 197-198 Unit B O-10-51387 | Noble Energy Inc only | Wolfbone (Trend Area) | Reeves | 1 | 680K | 1.03M | Nov 2018 – Apr 2026 |
| Habanero a 205-198 O-9-21866 | RP Operating, L.L.C. only | Spraberry (Trend Area) | Reagan | 3 | 593K | 1.26M | Nov 2022 – Apr 2026 |
| Habanero B 205-198 O-9-22015 | RP Operating, L.L.C. only | Spraberry (Trend Area) | Reagan | 2 | 481K | 1.33M | Dec 2022 – Apr 2026 |
| Lola 34-198 WRD Unit G-10-287527 | Pdeh LLC only | Phantom (Wolfcamp) | Ward | 1 | 387K | 2.25M | Mar 2016 – Apr 2025 |
| University -198- O-10-20292 | XTO Energy Inc. only | Triple-N (Grayburg) | Andrews | 6 | 371K | 169K | Jan 1993 – Jan 2023 |
| Arco Fee 198 O-11-66880 | Rein Pusher Operating LLC only | Three-O-Three (San Andres) | Gaines | 3 | 350K | 166K | Jan 1993 – Apr 2026 |
| Sugg E 197-198 (Alloc-C) O-9-18638 | Crescent Energy Operating, LLC only | Spraberry (Trend Area) | Reagan | 2 | 322K | 2.32M | Feb 2013 – Apr 2026 |
| Sugg E 197-198 (Alloc-E) O-9-19378 | Crescent Energy Operating, LLC only | Spraberry (Trend Area) | Reagan | 2 | 250K | 2.8M | Jun 2016 – Apr 2026 |
| Sugg E 197-198 (Alloc-A) O-9-19686 | Crescent Energy Operating, LLC only | Spraberry (Trend Area) | Reagan | 1 | 225K | 2.47M | Aug 2017 – Apr 2026 |
| Sugg E 197-198 (Alloc-F) O-9-19360 | Crescent Energy Operating, LLC only | Spraberry (Trend Area) | Reagan | 1 | 224K | 3.07M | Jun 2016 – Apr 2026 |
| Lola 34-198 WRD Unit G-10-287379 | Pdeh LLC only | Phantom (Wolfcamp) | Ward | 1 | 211K | 1.57M | Aug 2018 – Apr 2026 |
| Humane Society 34-198 WRD G-10-289997 | Pdeh LLC only | Phantom (Wolfcamp) | Ward | 1 | 94.1K | 317K | Sep 2011 – Apr 2026 |
| Breeding "198" O-11-67705 | Fasken Oil and Ranch, Ltd. only | Three-O-Three (San Andres) | Gaines | 1 | 92.9K | 44.3K | Apr 1997 – Apr 2026 |
| Cwei-CHK 198-13 O-10-41685 | Noble Energy Inc only | Wolfbone (Trend Area) | Reeves | 2 | 92.3K | 141K | Aug 2011 – Apr 2021 |
| Brownlee 198 Lip G-14-267951 | Unbridled Resources, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 89.4K | 331K | Apr 2012 – Apr 2026 |
| Elsea-DFS 1985 O-13-25949 | Luke, D.L. Oil Co. only | Wichita County Regular | Wichita | 22 | 72.1K | 50 | Jan 1993 – Apr 2022 |
| Richardson "B" Gotham 1985 O-13-25855 | Stoneriver Energy, LLC only | Archer County Regular | Archer | 19 | 25.1K | 166 | Jan 1993 – Mar 2016 |
| Wes "1980" O-13-23316 | Wes-Mor Drilling, Inc. only | Young County Regular | Young | 4 | 22.4K | 66.9K | Jan 1993 – Feb 2026 |
| Perkins-DFS 1985 O-13-26126 | Luke, D.L. Oil Co. only | Wichita County Regular | Wichita | 3 | 21.1K | 50 | Jan 1993 – Nov 2025 |
| Johnson 198 O-8-31193 | Sojourner Drilling Corporation only | Five-N (Canyon Sand) | Fisher | 3 | 19.1K | 10.3K | Dec 2009 – Apr 2026 |
| Bynum, R.C. 198 O-9-8559 | Jatam Inc. only | Jameson (Strawn) | Sterling | 4 | 15.1K | 439K | Jan 1993 – Mar 2026 |
| Tribune - Goat SPD 1985 O-13-26096 | Red River Exploration, Inc. only | Archer County Regular | Archer | 6 | 9.44K | 47 | Jan 1993 – Sep 2010 |
| Fitzpatrick, A. F. O-1-4182 | Txco Resources Inc. only | Fitzpatrick (Georgetown 1985) | Maverick | 6 | 5.83K | 7 | Jan 1993 – Sep 1995 |
| Geaslin SW 198 G-9-160060 | BRP Energy, LLC only | Geaslin (Wolfcamp) | Terrell | 1 | 5.46K | 1.29M | Jul 1996 – Apr 2026 |
| Haggard-Harbo "1985" O-1-11403 | Haggard Operating Group/Oil only | Fairfield | Bexar | 6 | 3.37K | 598 | May 1993 – Apr 2026 |
| Thompson 3 O-9-16695 | 1984 Operating Company L.L.C. only | Freedom (Upper Clear Fork) | Crockett | 1 | 2.53K | 14.6K | Aug 2008 – Aug 2016 |
| Gayle Omega "1985" O-1-11448 | Great Plains Resources, Inc. only | Somerset | Bexar | 9 | 2.4K | 21 | Jan 1993 – Apr 1998 |
| State Lease 081980 G-4-187564 | Texas Offshore Operations, LLC only | Mstg Isl 748-L (U. Middle Frio) | Mustang IS-LB | 1 | 2.18K | 2.59M | Dec 2001 – Oct 2016 |
| Geaslin 198 G-9-207277 | BRP Energy, LLC only | Geaslin (Wolfcamp) | Terrell | 1 | 1.56K | 651K | May 2004 – Apr 2026 |
| Killam & Hurd Fee 1198 G-4-258351 | Killam Oil Co., Ltd. only | Umbrella, North (Lobo Cons.) | Webb | 1 | 1.51K | 307K | Nov 2010 – Apr 2026 |
| Yturri-Harbo "1985" O-1-11389 | Great Plains Resources, Inc. only | Somerset | Bexar | 9 | 1.25K | 20 | Jan 1993 – May 1997 |
| Driver "1980" O-13-24090 | Wes-Mor Drilling, Inc. only | Young County Regular | Young | 1 | 1.15K | 1.39K | Jan 1993 – Jun 2002 |
| State Lease 81980 G-4-119168 | Texas Offshore Operations, LLC only | Block 772 (Frio, Middle C) | Mustang IS-LB | 1 | 1.13K | 7.42M | Jan 1993 – Jan 2002 |
| Ramsey, Jesse Unit G-5-92937 | 1984 Operating Company L.L.C. only | Athens, N. (James 9000) | Henderson | 1 | 1.11K | 161K | Jan 1993 – Apr 2016 |
| Parker "1981" O-13-21738 | Catlin, Randy only | Wichita County Regular | Wichita | 6 | 916 | 16 | Jan 1993 – Jun 1998 |
| Hubbard Omega "1985" O-1-11476 | Great Plains Resources, Inc. only | Somerset | Bexar | 4 | 819 | 21 | Jan 1993 – Apr 1998 |
| Killam & Hurd Fee 1198 G-4-201946 | Killam Oil Co., Ltd. only | Umbrella, South (7450) | Webb | 1 | 619 | 1.2M | Mar 2004 – Jan 2022 |
| Geaslin NE 198 G-9-157089 | BRP Energy, LLC only | Geaslin (Wolfcamp) | Terrell | 1 | 279 | 433K | Jul 1996 – Apr 2026 |
| Hubbard, Willa-Harbo "1985" O-1-11422 | Great Plains Resources, Inc. only | Somerset | Bexar | 2 | 243 | 20 | Jan 1993 – Oct 1995 |
| Johnson 198 O-8-30262 | Sojourner Drilling Corporation only | Five-N (Strawn Reef) | Fisher | 1 | 204 | 1.47K | Jan 2009 – Jul 2009 |
| Murray, G. S. A-1981 G-13-236558 | Oakridge Oil and Gas, LP only | Newark, East (Barnett Shale) | Jack | 1 | 178 | 58.2K | Mar 2007 – Feb 2011 |
| Onyx G-9-271099 | 1984 Operating Company L.L.C. only | Freedom (Upper Clear Fork) | Crockett | 1 | 177 | 37K | Sep 2013 – Aug 2016 |
| Geaslin NE 198 G-9-188507 | BRP Energy, LLC only | Geaslin (Wolfcamp) | Terrell | 1 | 116 | 634K | Mar 2002 – Apr 2026 |
| Geaslin NW 198 G-9-195913 | BRP Energy, LLC only | Geaslin (Wolfcamp) | Terrell | 1 | 110 | 737K | Jun 2003 – Apr 2026 |
| Geaslin SW 198 G-9-188506 | BRP Energy, LLC only | Geaslin (Wolfcamp) | Terrell | 1 | 80 | 669K | Jan 2002 – Apr 2026 |
| Geaslin NW 198 G-9-190108 | BRP Energy, LLC only | Geaslin (Wolfcamp) | Terrell | 1 | 61 | 535K | Apr 2002 – Apr 2026 |
| Geaslin NW 198 G-9-185647 | BRP Energy, LLC only | Geaslin (Wolfcamp) | Terrell | 1 | 44 | 315K | Jul 2001 – Apr 2026 |
| Geaslin SW "198" G-9-201184 | BRP Energy, LLC only | Geaslin (Wolfcamp) | Terrell | 1 | 35 | 537K | Feb 2004 – Apr 2026 |
| Geaslin SW "198" G-9-201191 | BRP Energy, LLC only | Geaslin (Wolfcamp) | Terrell | 1 | 27 | 559K | Dec 2003 – Apr 2026 |