| Beene G-8-221595 | Boaz Energy II Operating, LLC only | White Flat | Nolan | 1 | 8.4K | 190K | Oct 2006 – Dec 2019 |
| Patterson G-8-195909 | Clear Fork, Incorporated only | Group (Massive) | Nolan | 1 | 3.7K | 92.6K | Mar 2003 – Mar 2013 |
| Harris, B.k."t" G-8-154960 | Katsco Energy, Inc. only | Lake Trammel, S. (Canyon, Mid.) | Nolan | 1 | 3.16K | 352K | Jul 1995 – Dec 2010 |
| North Nena Lucia Unit G-8-203476 | Citation Oil & Gas Corp. only | Nena Lucia (Strawn Reef) | Nolan | 1 | 2.96K | 1.23M | Aug 2004 – Aug 2026 |
| White Hat 211 G-8-266050 | Clear Fork, Incorporated only | Regalo-Divino (U. Cisco) | Nolan | 1 | 2.6K | 80.6K | Aug 2012 – Dec 2013 |
| Jameson, Jahew "E" G-10-128611 | Bustamante Oil Company only | Jameson, North (Strawn) | Nolan | 1 | 2.42K | 120K | by Jan 1993 – Apr 2019 |
| Jameson,jahew "B" G-8-128369 | Mosaic Texas LLC only | JMM (Canyon,upper) | Nolan | 1 | 2.29K | 88.8K | by Jan 1993 – May 2023 |
| Harris, B.k."e" G-8-152242 | Katsco Energy, Inc. only | Lake Trammel, S. (Canyon, Mid.) | Nolan | 1 | 2.25K | 673K | Dec 1994 – Apr 2018 |
| Spires, L. D. G-8-203457 | Bustamante Oil Company only | Nena Lucia (Strawn Reef) | Nolan | 1 | 2.24K | 418K | Jul 2004 – Aug 2026 |
| Bloodworth NE Canyon Unit G-9-147386 | Daylight Petroleum LLC only | Bloodworth, NE. (5750 Canyon) | Nolan | 1 | 1.97K | 409K | Oct 1993 – May 2021 |
| Price, Foster S. #2 G-10-131034 | Pace Production Co. only | Jameson, North (Strawn) | Nolan | 1 | 1.96K | 67.7K | by Jan 1993 – Nov 1997 |
| Ussery, Johnny G-8-126146 | Walsh Resources, Inc. only | Ussery (Caddo) | Nolan | 1 | 1.95K | 463K | by Jan 1993 – Jan 2007 |
| Harris, B.k."t" G-8-151011 | Lakeshore Operating, LLC only | Lake Trammel, S. (Canyon, Mid.) | Nolan | 1 | 1.86K | 2.26M | Sep 1994 – Aug 2026 |
| McLeod G-8-290252 | Winchester Energy, LLC only | Bast (Cisco) | Nolan | 1 | 1.77K | 52.7K | Aug 2020 – Aug 2026 |
| Harris Railroad Unit No. 2 G-8-144744 | Tucker Drilling Company, Inc. only | Lake Trammel, S. (Canyon, Mid.) | Nolan | 1 | 1.72K | 31K | Mar 1993 – Sep 1994 |
| North Nena Lucia Unit G-8-287803 | Citation Oil & Gas Corp. only | Nena Lucia (Strawn Reef) | Nolan | 1 | 1.37K | 346K | Jul 2019 – Sep 2025 |
| Hanks, Billie, -A- G-8-49028 | Goodrock Natural Resources, LLC only | Hylton, NW. (Gardner SD) | Nolan | 1 | 1.35K | 20.1K | by Jan 1993 – Nov 2001 |
| Helm "A" G-8-118292 | Campana Petroleum Company only | Watts (Gardner Sand) | Nolan | 1 | 1.21K | 305K | by Jan 1993 – Mar 2015 |
| Sanderson G-8-262704 | Clear Fork, Incorporated only | Lazarus (G-2) | Nolan | 1 | 1.21K | 135K | Dec 2011 – Apr 2014 |
| Cooper Unit G-8-152243 | Triple T Resources, LP only | Rowan & Hope (Penn. Reef) | Nolan | 1 | 1.15K | 95.3K | Dec 1994 – Mar 2012 |
| Southwest Nena Lucia Unit G-8-221320 | Citation Oil & Gas Corp. only | Nena Lucia (Strawn Reef) | Nolan | 1 | 1.14K | 40.2K | Aug 2006 – Oct 2008 |
| Bolin, C. H. G-8-136865 | Breck Operating Corp. only | Watts (Gardner Sand) | Nolan | 1 | 975 | 103K | by Jan 1993 – Jul 2001 |
| Guest "A" G-9-197886 | Lakeshore Operating, LLC only | Arledge (Penn Sand) | Nolan | 1 | 928 | 444K | Sep 2003 – Aug 2026 |
| Walker G-10-225723 | Shenandoah Petroleum Corporation only | Jameson, North (Strawn) | Nolan | 1 | 851 | 106K | Feb 2007 – Oct 2023 |
| McLeod G-8-161392 | Katsco Energy, Inc. only | Regalo-Divino (U. Cisco) | Nolan | 1 | 787 | 277K | Dec 1996 – Dec 1999 |
| McLaughlin G-8-130125 | Lakeshore Operating, LLC only | JMM (Canyon) | Nolan | 1 | 698 | 136K | by Jan 1993 – Mar 2026 |
| McLaughlin, J. M. G-8-148276 | Vanco Oil & Gas Corp. only | Adair Creek (Cook Sand) | Nolan | 1 | 677 | 114K | Dec 1993 – Jan 2020 |
| North Nena Lucia Unit G-8-298012 | Citation Oil & Gas Corp. only | Nena Lucia (Strawn Reef) | Nolan | 1 | 604 | 113K | Jun 2024 – Aug 2026 |
| McLaughlin G-8-114341 | Lakeshore Operating, LLC only | JMM (Canyon) | Nolan | 1 | 446 | 389K | by Jan 1993 – Mar 2026 |
| Patterson G-8-160742 | Clear Fork, Incorporated only | Group (Massive) | Nolan | 1 | 373 | 148K | Oct 1996 – May 2007 |
| 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-8-96130 | Vanco Oil & Gas Corp. only | J M M, South (Cook) | Nolan | 1 | 297 | 177K | by Jan 1993 – Jan 2020 |
| McLaughlin, J.M. G-8-93613 | Vanco Oil & Gas Corp. only | J M M, South (Cook) | Nolan | 1 | 297 | 145K | by Jan 1993 – Jan 2020 |
| McLaughlin, J.M. G-8-93277 | Vanco Oil & Gas Corp. only | J M M, South (Cook) | Nolan | 1 | 296 | 133K | by Jan 1993 – Jan 2020 |
| McLaughlin, J.M. G-8-92761 | Vanco Oil & Gas Corp. only | J M M, South (Cook) | Nolan | 1 | 296 | 132K | by Jan 1993 – Jan 2020 |
| Double M Ranch Co. G-8-112087 | Bloomer & Associates, Inc. only | Double M (Odom Limestone) | Nolan | 1 | 280 | 7.39K | by Jan 1993 – Jan 1994 |
| Sears, Lance G-8-185495 | Lakeshore Operating, LLC only | Group, W. (Strawn Lime) | Nolan | 1 | 267 | 164K | Jan 2001 – Aug 2026 |
| Walker "A" G-9-116853 | Shenandoah Petroleum Corporation only | Silver (Canyon) | Nolan | 1 | 261 | 215K | by Jan 1993 – Apr 2024 |
| Lucia, N. Nena Unit G-8-18036 | Aethon I LP only | Nena Lucia (Strawn Reef) | Nolan | 1 | 241 | 93.9K | by Jan 1993 – Dec 2001 |
| 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 |
| Turkey Track 216 G-8-275418 | Cinnabar Operating, LLC only | Arriba Libra (Caddo) | Nolan | 1 | 231 | 8.04K | Dec 2014 – Feb 2015 |
| 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 |
| North Nena Lucia Unit G-8-203475 | Sheridan Production Company, LLC only | Nena Lucia (Strawn Reef) | Nolan | 1 | 197 | 44K | Aug 2004 – Jul 2015 |
| 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 |
| North Nena Lucia Unit G-8-203477 | Citation Oil & Gas Corp. only | Nena Lucia (Strawn Reef) | Nolan | 1 | 165 | 361K | Aug 2004 – Aug 2026 |
| Ash G-8-83574 | Campana Petroleum Company only | JMM (Canyon) | Nolan | 1 | 157 | 69K | by Jan 1993 – Jan 2000 |
| 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 |