| Anderson, CHC R/a "E" O-10-30882 | Production Gathering Company, LP only | Yarbrough & Allen (Wolfcamp) | Ector | 1 | 11.2K | 54.3K | Jan 1993 – Jun 2023 |
| Anderson, C. H. C., R/a -E- O-10-16592 | Production Gathering Company, LP only | Yarbrough & Allen (Devonian) | Ector | 1 | 11.1K | 37.2K | Jan 1993 – Jun 2023 |
| Johnson, J. L. 25 O-10-34346 | Slant Operating, LLC only | Cowden, North (Clear Fork) | Ector | 1 | 11.1K | 1.29K | Dec 1994 – Jan 1998 |
| Limpia O-10-32604 | Conocophillips Company only | Andector (Waddell) | Ector | 1 | 11.1K | 35.1K | Jan 1993 – Apr 1999 |
| Abell O-10-35933 | Maverick Permian LLC only | Andector (Wichita Albany) | Ector | 1 | 11.1K | 26.4K | Oct 1998 – May 2010 |
| Palmer, Ruth G. O-10-24365 | Robertson Resources, Inc. only | Foster (San Andres) | Ector | 1 | 11.1K | 7.75K | Jan 1993 – Oct 2003 |
| Blakeney, B. H. -B- O-10-26137 | OXY USA Inc. only | Cowden, North | Ector | 1 | 11.1K | 82.7K | Jan 1993 – Jul 2001 |
| Mobil O-10-33971 | Ausland Production Company only | Three Leaguers (Clearfork) | Ector | 1 | 11K | 30 | Oct 1993 – Sep 1996 |
| Judkins Townsite 'A' O-10-44115 | Cross Timbers Energy, LLC only | Penwell (Glorieta) | Ector | 1 | 11K | 5.62K | Apr 2013 – Dec 2016 |
| Holt "A" O-10-21183 | Alto Minerals, Inc. only | Cowden, North | Ector | 2 | 11K | 9.22K | Jan 1993 – Oct 1999 |
| Parker, J. E. -A- O-10-11563 | Bright & Co. only | Goldsmith (5600) | Ector | 1 | 11K | 31.7K | Jan 1993 – Oct 2006 |
| Mobil-Slater -2- O-10-37968 | Baker Operating, Inc. only | Goldsmith (Clear Fork) | Ector | 1 | 11K | 0 | Nov 2006 – Apr 2026 |
| S.W. Ratliff '2526A' O-10-45890 | Eureka Prospecting Company only | Spraberry (Trend Area) | Ector | 1 | 10.9K | 40.1K | Jun 2014 – Jul 2016 |
| Mozart 15 O-10-44475 | Flat Top Operating, LLC only | Monahans Draw (Canyon 8388) | Ector | 1 | 10.9K | 312 | Jan 2013 – Oct 2024 |
| Cowden, R. B. -2 O-10-9796 | Magruder, Edwin H., Jr. only | Goldsmith (5600) | Ector | 2 | 10.9K | 436K | Jan 1993 – Oct 2006 |
| Ector -E- Fee NCT-1 O-10-21319 | Formentera Operations LLC only | Harper (Strawn) | Ector | 1 | 10.9K | 7.24K | Apr 1996 – Mar 2020 |
| Barrow, Augusta O-10-31959 | O'Ryan Oil and Gas only | Goldsmith (5600) | Ector | 1 | 10.8K | 4.63K | Jan 1993 – Oct 2006 |
| Millard E O-10-56516 | Founders Oil & Gas Operating,llc only | Penwell (Wichita Albany) | Ector | 1 | 10.8K | 15.9K | Dec 2021 – Jul 2022 |
| TXL-QQ- O-10-35364 | Apache Corporation only | TXL (San Andres) | Ector | 1 | 10.7K | 9.86K | Jun 1997 – Jan 2009 |
| Edwards 3 O-10-39962 | Ovintiv USA Inc. only | Sallie Ann (Spraberry-Wolfcamp) | Ector | 1 | 10.7K | 41.2K | Jul 2009 – May 2020 |
| Edwards -C- O-10-13417 | Baker Operating, Inc. only | Double -H- (Grayburg) | Ector | 1 | 10.6K | 58 | Jan 1993 – Apr 2026 |
| Millard -A- O-10-36794 | Conocophillips Company only | Penwell (Clear Fork 5100) | Ector | 1 | 10.4K | 14.8K | Nov 2001 – Feb 2008 |
| Barrow, Augusta Jvda 15 O-10-38077 | Cabal Energy Corporation only | Barrow, West (Wolfcamp) | Ector | 1 | 10.4K | 0 | Nov 2006 – Feb 2020 |
| Clyde -B- O-10-20011 | Conocophillips Company only | Goldsmith (Grayburg) | Ector | 1 | 10.3K | 37.3K | Jan 1993 – Apr 2007 |
| Yarbrough & Allen O-10-17833 | Aghorn Operating, Inc. only | Lazy R. (Strawn Detritus) | Winkler | 3 | 10.3K | 26.4K | Jan 1993 – Nov 1997 |
| TXL -B- O-10-20190 | Tejas Trucking, Inc. only | TXL (San Andres) | Ector | 3 | 10.3K | 78.4K | Jan 1993 – Feb 2018 |
| Fasken, David (CI) O-10-28772 | Occidental Permian Ltd. only | Cowden, North | Ector | 1 | 10.2K | 19K | Jan 1993 – Jul 2016 |
| Cummins -B- O-10-31178 | Baker Operating, Inc. only | Goldsmith | Ector | 2 | 10.2K | 2.94K | Jan 1993 – Apr 2026 |
| Cowden "28" O-10-24878 | Raptor Petroleum Develop, LLC only | Cowden, South | Ector | 1 | 10.2K | 29K | Jan 1993 – Sep 2018 |
| Connell 29 O-10-39609 | Raptor Petroleum Develop, LLC only | Jordan | Ector | 1 | 10.1K | 0 | Aug 2009 – Dec 2018 |
| TXL -E- O-10-35811 | Apache Corporation only | TXL (Central Waddell) | Ector | 1 | 10K | 64.6K | Dec 1997 – Apr 2008 |
| Cowden K O-10-8834 | Andector Exploration Company only | Goldsmith (5600) | Ector | 2 | 10K | 49.3K | Oct 1993 – Oct 2006 |
| Yarbrough & Allen O-10-30021 | Aghorn Operating, Inc. only | Yarbrough & Allen (Wolfcamp) | Ector | 3 | 10K | 1.3K | Jan 1993 – Jun 2000 |
| Cheyenne-Cummins O-10-37924 | Contango Resources, LLC only | Goldsmith (Clear Fork) | Ector | 2 | 10K | 68.7K | Nov 2006 – Feb 2013 |
| TXL -A- O-10-30691 | Aghorn Operating, Inc. only | TXL (San Andres) | Ector | 2 | 9.95K | 40.3K | Jan 1993 – Dec 2013 |
| Cowden, E. F. -40- O-10-25416 | Moss SWD, LLC only | Cowden, South | Ector | 3 | 9.94K | 78.6K | Jan 1993 – Jun 2017 |
| Cummins -U- O-10-37999 | OXY USA WTP EOR, LLC only | Goldsmith (Clear Fork) | Ector | 2 | 9.93K | 74.5K | Nov 2006 – May 2021 |
| Connell, W. E., NCT-15 O-10-19354 | Texaco E & P Inc. only | Penwell (Glorieta) | Ector | 1 | 9.93K | 23 | Jan 1993 – Apr 1997 |
| Williamson -C- O-10-37972 | Jay Management Company, LLC only | Goldsmith (Clear Fork) | Ector | 1 | 9.92K | 268 | Nov 2006 – Apr 2026 |
| Goldsmith Andector Unit G-10-277047 | Maverick Permian LLC only | Goldsmith (Clear Fork) | Ector | 1 | 9.9K | 608K | May 2015 – Apr 2026 |
| Pevehouse O-10-33378 | Quay Valley, Inc. only | Cuerno Largo (Penn) | Ector | 1 | 9.88K | 15.6K | Jan 1993 – Feb 2001 |
| TXL O-10-35445 | OXY USA WTP EOR, LLC only | TXL (Wolfcamp, North) | Ector | 1 | 9.81K | 22.7K | May 1997 – Feb 2016 |
| Parker Ranchland 22 O-10-43315 | Ica Energy Operating, L.L.C. only | Harper (Devonian) | Ector | 1 | 9.8K | 13.4K | Jun 2012 – Mar 2013 |
| TXL "P" O-10-24677 | Formentera Operations LLC only | Goldsmith, N. (San Andres, Con.) | Ector | 1 | 9.78K | 64.5K | Jan 1993 – Apr 2026 |
| Cheyenne-Cummins O-10-12222 | Tacor Resources Inc only | Goldsmith (5600) | Ector | 2 | 9.75K | 134K | Jan 1993 – Oct 2006 |
| Exxon-Barrow "16" O-10-36042 | Texland Petroleum, L.P. only | Dolphin (U. Spraberry) | Ector | 1 | 9.63K | 47 | Jun 1999 – Dec 2001 |
| Cummins, H.E. -J- O-10-35176 | Formentera Operations LLC only | Goldsmith, W. (Clear Fork, Up.) | Ector | 1 | 9.62K | 62.9K | Nov 1996 – Dec 2025 |
| Cummins -W- O-10-2037 | OXY USA WTP LP only | Goldsmith | Ector | 3 | 9.62K | 20.1K | Jan 1993 – May 2002 |
| Father Mulcahy O-10-37413 | Andector Exploration Company only | Goldsmith (Grayburg) | Ector | 1 | 9.49K | 0 | Mar 2004 – Oct 2011 |
| Thomas -I- O-10-27437 | Anadarko Petroleum Corporation only | TXL (San Andres) | Ector | 4 | 9.49K | 188 | Jan 1993 – Dec 2001 |