| McLanghlin, J.M. O-8-16794 | Vanco Oil & Gas Corp. only | Adair Creek (Cook Sand) | Nolan | 14 | 118K | 543K | by Jan 1993 – Sep 2016 |
| Petty, R. R. O-8-27927 | Goodrock Natural Resources, LLC only | E. A. (Cook Sand) | Nolan | 6 | 79.4K | 9.55K | Aug 1996 – May 2023 |
| Pritchard O-8-31174 | DJ & T Services, LLC only | Hat Top Mountain, N. (Cook Lime) | Nolan | 7 | 60.3K | 31K | Mar 2013 – Aug 2026 |
| Stewart B O-8-30658 | Patton, E. N. Oil Company, Inc. only | Cook's Choice (Strawn Sand) | Nolan | 1 | 52.9K | 37.8K | Nov 2010 – Jul 2026 |
| Sears-Wells "B" O-8-30282 | Patton, E. N. Oil Company, Inc. only | Cook's Choice (Strawn Sand) | Nolan | 2 | 34.6K | 22.7K | Oct 2008 – Jul 2026 |
| Hicks 187 O-8-31823 | Double M Petroproperties, Inc. only | Hat Top Mountain, N. (Cook Lime) | Nolan | 1 | 21.3K | 4.77K | Jun 2015 – Aug 2026 |
| McMaster '244' O-8-31899 | Double M Petroproperties, Inc. only | Hat Top Mountain, N. (Cook Lime) | Nolan | 1 | 15.3K | 70.3K | Aug 2015 – Aug 2026 |
| Davis O-8-23271 | Cockrell Production Co., Inc. only | Doris (Cook) | Nolan | 6 | 13.1K | 34.7K | by Jan 1993 – Feb 1996 |
| Davis "145-S" O-8-24812 | Cockrell Production Co., Inc. only | Doris (Cook) | Nolan | 5 | 12.6K | 64.9K | by Jan 1993 – Feb 1996 |
| Connally Unit No. 1-A O-8-28849 | Sojourner Drilling Corporation only | Connally (Cook Lime) | Nolan | 1 | 8.33K | 1.24K | Jul 2000 – Sep 2011 |
| Doris (Cook,upper) Unit O-8-27819 | Cockrell Production Co., Inc. only | Doris (Cook) | Nolan | 16 | 7.52K | 20.6K | Mar 1996 – Aug 1998 |
| Double M Ranch O-8-15956 | Vanco Oil & Gas Corp. only | Double M Ranch (Cook SD) | Nolan | 2 | 6.75K | 149K | by Jan 1993 – Jan 2020 |
| Davis 164 O-8-24389 | Cockrell Production Co., Inc. only | Doris (Cook) | Nolan | 3 | 6.01K | 11.5K | by Jan 1993 – Feb 1996 |
| Connally O-8-28877 | Sojourner Drilling Corporation only | Connally (Cook Lime) | Nolan | 2 | 4.84K | 567 | Sep 2000 – Oct 2013 |
| Davis, W.W. O-8-25949 | St. Clair Energy Corporation only | Doris (Cook) | Nolan | 3 | 4.27K | 23.7K | by Jan 1993 – Dec 1997 |
| Arledge A O-8-32843 | Daylight Petroleum LLC only | Jumpstart, N. (Upper Cook) | Nolan | 1 | 2.89K | 14K | Feb 2024 – Aug 2026 |
| Cunningham O-8-25005 | Cockrell Production Co., Inc. only | Doris (Cook) | Nolan | 1 | 2.8K | 9.28K | by Jan 1993 – Feb 1996 |
| Turkey Track 186 O-8-31878 | Cinnabar Operating, LLC only | Hat Top Mountain, N. (Cook Lime) | Nolan | 1 | 1.31K | 3.41K | Sep 2015 – Dec 2018 |
| Parsons "110" O-8-24704 | Cockrell Production Co., Inc. only | Doris (Cook) | Nolan | 1 | 1K | 17.5K | by Jan 1993 – Feb 1996 |
| Hicks 183 O-8-31960 | Cinnabar Operating, LLC only | Hat Top Mountain, N. (Cook Lime) | Nolan | 1 | 941 | 8.92K | Jan 2016 – Feb 2019 |
| Turkey Track 216 O-8-31892 | Cinnabar Operating, LLC only | Hat Top Mountain, N. (Cook Lime) | Nolan | 1 | 861 | 2.75K | Jul 2015 – Mar 2016 |
| McLaughlin, J. M. G-8-148276 | Vanco Oil & Gas Corp. only | Adair Creek (Cook Sand) | Nolan | 1 | 677 | 114K | Dec 1993 – Jan 2020 |
| Burwick O-8-26786 | Champlin Exploration, Inc. only | E. A. (Cook Sand) | Nolan | 1 | 515 | 676 | by Jan 1993 – Jul 1993 |
| McLaughlin, J. M. G-8-109573 | Vanco Oil & Gas Corp. only | J M M, South (Cook) | Nolan | 1 | 307 | 720K | by Jan 1993 – Jan 2020 |
| McLaughlin, J. M. G-8-106337 | Vanco Oil & Gas Corp. only | J M M, South (Cook) | Nolan | 1 | 298 | 155K | by Jan 1993 – Jan 2020 |
| McLaughlin,j.m. G-8-104763 | Vanco Oil & Gas Corp. only | J M M, South (Cook) | Nolan | 1 | 298 | 154K | by Jan 1993 – Jan 2020 |
| McLaughlin, J.M. G-8-93613 | Vanco Oil & Gas Corp. only | J M M, South (Cook) | Nolan | 1 | 297 | 145K | by Jan 1993 – Jan 2020 |
| McLaughlin,j.m. G-8-96130 | Vanco Oil & Gas Corp. only | J M M, South (Cook) | Nolan | 1 | 297 | 177K | by Jan 1993 – Jan 2020 |
| McLaughlin, J.M. G-8-92761 | Vanco Oil & Gas Corp. only | J M M, South (Cook) | Nolan | 1 | 296 | 132K | by Jan 1993 – Jan 2020 |
| McLaughlin, J.M. G-8-93277 | Vanco Oil & Gas Corp. only | J M M, South (Cook) | Nolan | 1 | 296 | 133K | by Jan 1993 – Jan 2020 |
| McLaughlin, J. M. G-8-95380 | Alaron Energy, Inc. only | J M M, South (Cook) | Nolan | 1 | 232 | 80.4K | by Jan 1993 – Jul 2009 |
| McLaughlin, J.M. G-8-95884 | Alaron Energy, Inc. only | J M M, South (Cook) | Nolan | 1 | 229 | 139K | by Jan 1993 – Jul 2009 |
| Franks G-8-275818 | Double M Petroproperties, Inc. only | Hat Top Mountain, N. (Cook Lime) | Nolan | 1 | 226 | 26K | Jan 2015 – Oct 2020 |
| McLaughlin, J.M. G-8-94667 | Alaron Energy, Inc. only | J M M, South (Cook) | Nolan | 1 | 191 | 32.2K | by Jan 1993 – Mar 2012 |
| Adkins Unit O-8-29029 | Sojourner Drilling Corporation only | Connally (Cook Lime) | Nolan | 1 | 183 | 0 | Aug 2001 – Oct 2013 |
| Double M Ranch - F & W G-8-142431 | Enrich Oil Corporation only | Double M Ranch (Cook SD) | Nolan | 1 | 151 | 5.39K | by Jan 1993 – Jun 1994 |
| Corley, W.O. O-8-24806 | Chancellor, Earl Sales Co., Inc. only | Doris (Cook) | Nolan | 2 | 138 | 1.02K | by Jan 1993 – Feb 1994 |
| Exxon-Price G-8-116330 | Alaron Energy, Inc. only | J M M, South (Cook) | Nolan | 1 | 134 | 165K | by Jan 1993 – Sep 2014 |
| McLaughlin, J. M. O-8-18878 | Enrich Oil Corporation only | Adair Creek (Cook Sand) | Nolan | 4 | 132 | 7.58K | by Jan 1993 – Nov 1993 |
| McLaughlin, J. M. G-8-148277 | Pace Production Co. only | Adair Creek (Cook Sand) | Nolan | 1 | 118 | 19.1K | Dec 1993 – Sep 1999 |
| Compton, M.L. G-8-116194 | Enrich Oil Corporation only | J M M, South (Cook) | Nolan | 1 | 14 | 1.37K | by Jan 1993 – Apr 1993 |
| Foster-Price G-8-83058 | Enrich Oil Corporation only | J M M, South (Cook) | Nolan | 1 | 0 | 148K | by Jan 1993 – Jun 2021 |
| McLaughlin "83" O-8-25684 | Alexander Resources, Inc. only | Double M Ranch (Cook SD) | Nolan | 1 | 0 | 0 | — |
| TXL 15 O-8-29594 | Atlas Operating LLC only | E. A. (Cook Sand) | Nolan | 2 | 0 | 0 | — |
| Parsons A G-8-137824 | St. Clair Energy Corporation only | Doris (Cook-Lime) | Nolan | 1 | 0 | 23.1K | by Jan 1993 – Jul 1997 |
| Franks G-8-274081 | Cinnabar Operating, LLC only | Hat Top Mountain, N. (Cook Lime) | Nolan | 1 | 0 | 10.8K | Jan 2015 – Sep 2016 |
| Double M Ranch-F&W O-8-15877 | Enrich Oil Corporation only | Double M Ranch (Cook SD) | Nolan | 2 | 0 | 0 | — |
| Davis 164 "A" O-8-26538 | Cockrell Production Co., Inc. only | Doris (Cook) | Nolan | 1 | 0 | 0 | — |