| McGruder-Anderson Unit O-3-21934 | Williams, Clayton Energy, Inc. only | Giddings (Buda) | Brazos | 1 | 7.35K | 15K | Mar 1993 – Mar 1993 |
| Lay -A- O-10-23795 | Parker & Parsley Development L.P only | Spraberry (Trend Area) | Midland | 1 | 7.32K | 10.9K | by Jan 1993 – Dec 1996 |
| University 34 O-9-15844 | Williams, Clayton Energy, Inc. only | Spraberry (Trend Area) | Crockett | 1 | 7.29K | 20.9K | Oct 2005 – Aug 2009 |
| Wilbeck O-3-12869 | Double Play Oil & Gas, Inc only | Pickett Ridge | Wharton | 1 | 7.26K | 42 | by Jan 1993 – Jul 1996 |
| Block 85 Unit G-2-132586 | Sheridan Energy,inc. only | Clayton (Block 86 SD) | Live Oak | 1 | 7.23K | 343K | by Jan 1993 – Feb 1998 |
| Sparkman, R. L. G-2-60928 | Cimarex Energy Co. of Colorado only | Clay West (Wilcox Lower) | Live Oak | 1 | 7.16K | 616K | by Jan 1993 – Dec 2012 |
| Neal, Glaydene G-5-168193 | Diversified Production LLC only | Stewards Mill, NE. (CVL) | Freestone | 1 | 7.15K | 1.54M | Mar 1998 – Aug 2026 |
| Herring O-2-8030 | Teton Petroleum Corporation only | Clayton (Wilcox 7250) | Live Oak | 1 | 7.09K | 126K | Dec 1994 – Oct 1999 |
| Wetsel, W. B. O-8-7009 | Ohlhausen Oil Company only | Claytonville (Canyon Sd. 5200) | Fisher | 1 | 7.02K | 269K | by Jan 1993 – Jul 2026 |
| Garza B Unit G-3-148226 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk, Gas) | Brazos | 1 | 6.95K | 97.7K | Jun 1993 – Jul 1996 |
| Block 85 Unit G-2-139134 | Hedrick Production Inc. only | Clayton (Wilcox 7360) | Live Oak | 1 | 6.93K | 217K | by Jan 1993 – Aug 2026 |
| Skaggs, E. L. "B" G-2-109064 | Chaparral Energy, L.L.C. only | Clayton (Herring) | Live Oak | 1 | 6.92K | 930K | by Jan 1993 – Jun 2009 |
| Clayton, Wm. Hrs. O-7-8714 | Dyersdale Energy II, L.P. only | East Texas | Gregg | 1 | 6.86K | 21 | by Jan 1993 – Apr 2001 |
| Clayton, Addie G-9-60387 | Zarvona Energy LLC only | Ozona, NE. (Canyon 7520) | Crockett | 1 | 6.83K | 329K | by Jan 1993 – Aug 2026 |
| Clayton, C. J. G-13-21694 | Sage Oil and Gas, LLC only | Wolfe (Conglomerate) | Jack | 1 | 6.74K | 216K | by Jan 1993 – Dec 2018 |
| Clay, Nona G-2-198742 | Petrovybe Opco LLC only | Caesar, South (Wilcox 9770) | Bee | 1 | 6.72K | 435K | Aug 2003 – Feb 2021 |
| Welch, Robert A. Foundation G-4-78143 | Altalay STX LLC only | Alworth (Queen City) | Zapata | 1 | 6.71K | 1.13M | by Jan 1993 – Oct 2022 |
| McCain O-8-14782 | Ohlhausen Oil Company only | Claytonville (Canyon Sd. 5200) | Fisher | 3 | 6.67K | 60.9K | by Jan 1993 – Oct 2020 |
| McNallen, H. R. Clay O-10-36595 | Quantum Resources Management,llc only | Howard-Glasscock (Glorieta) | Howard | 3 | 6.64K | 0 | Jan 2001 – Jan 2005 |
| Cherry, Maude Ellen O-13-24253 | Chasla Energy, LLC only | Clay County Regular | Clay | 1 | 6.6K | 117 | by Jan 1993 – Mar 2026 |
| Clayton, Addie G-9-56705 | Zarvona Energy LLC only | Ozona, NE. (Canyon 7520) | Crockett | 1 | 6.6K | 183K | by Jan 1993 – May 2026 |
| Brevard, Flay O-9-9885 | Deltex Minerals Inc. only | Beddo | Runnels | 3 | 6.55K | 12.2K | Feb 1993 – Jan 2005 |
| Hoff, Leo A. O-13-23276 | Twin Oaks Construction Company only | Clay County Regular | Clay | 1 | 6.5K | 31 | by Jan 1993 – Oct 2015 |
| Patrick M O-13-29732 | Fullspike Energy LLC only | Clay County Regular | Clay | 3 | 6.49K | 51 | Feb 2000 – Mar 2016 |
| Moore, Tom G-3-145269 | Douglas Petroleum Inc. only | Clay, NE (Austin Chalk 11350) | Brazos | 1 | 6.47K | 189K | Apr 1993 – Mar 2001 |
| Gloyna, W. E. O-3-15384 | Williams, Clayton Energy, Inc. only | Caldwell (Austin Chalk) | Burleson | 1 | 6.39K | 39 | by Jan 1993 – Oct 2000 |
| West, Clay G-2-207896 | Kebo Oil & Gas, Inc. only | Kitty Burns ( Wilcox Upper) | Live Oak | 1 | 6.35K | 751K | Jun 2004 – Dec 2008 |
| Clayton "A" O-11-68236 | Manti Exploration Operating LLC only | Mesquite Creek (Miss.) | Borden | 1 | 6.32K | 0 | Mar 2000 – Jan 2001 |
| Patrick -C- O-13-1597 | Fullspike Energy LLC only | Clay County Regular | Clay | 9 | 6.3K | 76 | by Jan 1993 – Mar 2016 |
| Clayton, M. C. et Al G-13-122404 | Rio Bravo Production, LLC only | Bryson, East (Caddo) | Jack | 1 | 6.3K | 238K | by Jan 1993 – Aug 2026 |
| Stine Est. O-13-30733 | Armour, Widd only | Clay County Regular | Clay | 2 | 6.28K | 0 | Jan 2007 – Aug 2026 |
| Clayton O-13-30519 | A J Myers Prod. LLC only | Risch, East (Caddo Congl.) | Wise | 1 | 6.26K | 28.8K | Nov 2005 – Jul 2026 |
| Martin-Smith O-13-18166 | Global Drilling, LLC only | Clay-Ray, West (Strawn 3800) | Jack | 6 | 6.25K | 113K | by Jan 1993 – Jul 2026 |
| Clayton O-8-29319 | Beehive Operating, LLC only | Korah (Caddo, Lower) | Shackelford | 2 | 6.23K | 115K | Sep 2003 – Jan 2022 |
| Zwernemann O-4-13264 | Zelaya Oil and Gas, LLC only | Amargosa (Hockley H) | Jim Wells | 1 | 6.21K | 30.7K | Mar 2004 – Aug 2026 |
| Goetze, L. R. & F. M. Trac B O-13-26330 | Kuehne Oil Company only | Clay County Regular | Clay | 2 | 6.2K | 29 | by Jan 1993 – May 1995 |
| Willbern A O-2-10936 | Double Play Oil & Gas, Inc only | Barvo (Yegua Sand) | Karnes | 1 | 6.12K | 0 | Mar 2014 – Dec 2022 |
| Lehman-Strake Unit O-1-7564 | Hamilton, Clay only | Carrizo S. (Olmos 2680) | Dimmit | 1 | 6.11K | 1.64K | by Jan 1993 – Apr 1998 |
| Block 75 Unit G-2-240043 | Hedrick Production Inc. only | Clayton (Wilcox 7360) | Live Oak | 1 | 6.06K | 792K | Aug 2008 – Aug 2026 |
| Neal, Glaydene G-5-172727 | Diversified Production LLC only | Stewards Mill, NE. (CVL) | Freestone | 1 | 6.04K | 1.62M | Oct 1998 – Aug 2026 |
| Neeper, P. M., -A- O-8-7787 | Ohlhausen Oil Company only | Claytonville (Canyon Sd. 5200) | Fisher | 4 | 6.03K | 178K | by Jan 1993 – Jul 2026 |
| Clayton Ranch O-11-67327 | Patterson Petroleum, Inc. only | Good, SE. (Canyon Reef) | Borden | 1 | 5.99K | 4.45K | Nov 1994 – May 1996 |
| Voyles Unit O-4-13980 | Double Play Oil & Gas, Inc only | Quinto Creek (5700) | Jim Wells | 1 | 5.97K | 53.9K | Jun 2014 – Apr 2017 |
| Schirmer O-2-8774 | Double Play Oil & Gas, Inc only | La Rosa (Consolidated, Oil) | Refugio | 1 | 5.85K | 0 | Feb 2002 – Feb 2009 |
| Lucas O-13-28950 | Pruitt Oil & Gas only | Clay County Regular | Clay | 1 | 5.83K | 6.21K | Apr 1995 – Sep 1998 |
| Clay, H. R., -A- O-10-20542 | Double Eagle Petroleum Corp only | Howard Glasscock | Glasscock | 3 | 5.83K | 22 | by Jan 1993 – Jun 2004 |
| Smith O-8-21034 | Ikard, Alan only | Claytonville (Canyon Sd. 5200) | Fisher | 4 | 5.81K | 122K | by Jan 1993 – Jul 2022 |
| C. P. Clayton O-13-32827 | Proco Operating Co., Inc. only | KRS (Marble Falls) | Palo Pinto | 1 | 5.8K | 420K | May 2013 – Feb 2021 |
| Clayton, C. J. O-13-28278 | Remington Oil only | Jack County Regular | Jack | 1 | 5.74K | 10.1K | by Jan 1993 – Oct 1995 |
| Lone Star Block 29 O-13-19412 | Goodner, Rob Oil Interest only | Clay County Regular | Clay | 7 | 5.71K | 20 | by Jan 1993 – Mar 2012 |