| Robertson (San Andres) Unit O-11-66037 | Occidental Permian EOR, LLC only | Robertson, N. (San Andres) | Gaines | 73 | 4.68M | 1.65M | Jan 1993 – Apr 2026 |
| South Robertson (San Andres) U. O-11-67419 | Contango Resources, Inc. only | Robertson, N. (San Andres) | Gaines | 60 | 3.31M | 722K | Aug 1995 – Feb 2020 |
| North Robertson San Andres Unit O-11-70072 | Citation Oil & Gas Corp. only | Robertson, N. (San Andres) | Gaines | 73 | 1.3M | 744K | Dec 2013 – Feb 2020 |
| Henry O-11-68283 | Seaboard Operating Co. only | Robertson, N. (San Andres) | Gaines | 18 | 398K | 44.6K | Feb 2001 – Feb 2020 |
| Wharton, A. B. Jr. "E" Joa O-11-68760 | Sabinal Energy Operating, LLC only | Robertson, N. (San Andres) | Gaines | 6 | 351K | 81.6K | Mar 2005 – Feb 2020 |
| Morton O-11-68706 | Ring Energy, Inc. only | Robertson, N. (San Andres) | Gaines | 5 | 293K | 82.5K | Jan 2005 – Feb 2020 |
| Wharton, A. B. Jr. "a" Joa O-11-68699 | Sabinal Energy Operating, LLC only | Robertson, N. (San Andres) | Gaines | 11 | 268K | 20.9K | Aug 2004 – Feb 2020 |
| Elam O-11-68669 | Sabinal Energy Operating, LLC only | Robertson, N. (San Andres) | Gaines | 4 | 232K | 54.4K | Dec 2003 – Feb 2020 |
| Exxon Fee "B" O-11-69601 | Citation Oil & Gas Corp. only | Robertson, N. (San Andres) | Gaines | 12 | 193K | 87K | Aug 2010 – Nov 2013 |
| Exxon-Shell Fee O-11-62113 | Citation Oil & Gas Corp. only | Robertson, N. (San Andres) | Gaines | 13 | 190K | 257K | Jan 1993 – Nov 2013 |
| Exxon Fee O-11-62092 | Citation Oil & Gas Corp. only | Robertson, N. (San Andres) | Gaines | 13 | 142K | 153K | Feb 1995 – Nov 2013 |
| Exxon Fee "D" O-11-64924 | Citation Oil & Gas Corp. only | Robertson, N. (San Andres) | Gaines | 11 | 141K | 122K | Jan 1993 – Nov 2013 |
| Wharton, A.b.jr."b"joa O-11-68686 | Sabinal Energy Operating, LLC only | Robertson, N. (San Andres) | Gaines | 2 | 80.4K | 22.8K | May 2004 – Feb 2020 |
| Doss, M. S. O-11-69689 | Citation Oil & Gas Corp. only | Robertson, N. (San Andres) | Gaines | 3 | 76.2K | 114K | Nov 2010 – Nov 2013 |
| Wharton, A.b.jr."c"joa O-11-68687 | Sabinal Energy Operating, LLC only | Robertson, N. (San Andres) | Gaines | 4 | 75.9K | 28.3K | May 2004 – Nov 2019 |
| Robertson, J.B. O-11-67562 | Sabinal Energy Operating, LLC only | Robertson, N. (San Andres) | Gaines | 2 | 69K | 26.1K | Apr 1996 – Oct 2020 |
| Wharton, A. B. Jr. Sec. 4 O-11-67563 | Chevron U. S. A. Inc. only | Robertson, N. (San Andres) | Gaines | 4 | 62.9K | 12.9K | Apr 1996 – Apr 2004 |
| Doss, M. S. O-11-62123 | Chesapeake Operating, Inc. only | Robertson, N. (San Andres) | Gaines | 2 | 50.7K | 71.4K | Jan 1993 – Nov 2006 |
| Morton O-11-68711 | Pierce Production Company, LLC only | Robertson, N. (San Andres) | Gaines | 1 | 35.7K | 647 | Nov 2004 – Feb 2020 |
| Kendrick, Harold H. O-11-69700 | Citation Oil & Gas Corp. only | Robertson, N. (San Andres) | Gaines | 3 | 24.5K | 12.6K | Dec 2010 – Nov 2013 |
| Exxon Shell Fee "C" O-11-69578 | Citation Oil & Gas Corp. only | Robertson, N. (San Andres) | Gaines | 3 | 23.8K | 50.3K | Sep 2010 – Nov 2013 |
| Landreth O-11-68713 | Inject Technologies Inc. only | Robertson, N. (San Andres) | Gaines | 1 | 23.6K | 0 | Nov 2004 – Jul 2024 |
| Moore, M. A. O-11-67311 | Samedan Oil Corporation only | Robertson, N. (San Andres) | Gaines | 11 | 22.2K | 6.69K | Dec 1994 – Jul 1995 |
| Exxon-Shell Fee O-11-69698 | Citation Oil & Gas Corp. only | Robertson, N. (San Andres) | Gaines | 2 | 21.6K | 20.4K | Nov 2010 – Nov 2013 |
| Wood, L. R. O-11-61973 | Samedan Oil Corporation only | Robertson, N. (San Andres) | Gaines | 5 | 20.8K | 7.08K | Jan 1993 – Jul 1995 |
| Wharton, A. B. Jr. "D" Joa O-11-69145 | Sabinal Energy Operating, LLC only | Robertson, N. (San Andres) | Gaines | 2 | 17.9K | 11.7K | Sep 2007 – Oct 2018 |
| Robertson B (SA) O-11-68237 | Noble Energy Inc only | Robertson, N. (San Andres) | Gaines | 2 | 16.8K | 10.4K | Sep 2000 – May 2006 |
| Robertson "E" O-11-69808 | Lynx Operating Co., Inc. only | Robertson, N. (San Andres) | Gaines | 1 | 15.8K | 4.23K | Nov 2011 – Aug 2016 |
| Humble-Shell Fee O-11-62129 | Chesapeake Operating, Inc. only | Robertson, N. (San Andres) | Gaines | 1 | 15K | 11.2K | Jan 1993 – Mar 2005 |
| Exxon Fee Eubanks "C" O-11-69535 | Citation Oil & Gas Corp. only | Robertson, N. (San Andres) | Gaines | 1 | 5.05K | 11.4K | May 2010 – Feb 2020 |
| Taliaferro O-11-67316 | Hilcorp Energy Company only | Robertson, N. (San Andres) | Gaines | 2 | 4.79K | 439 | Dec 1994 – Sep 1996 |
| Sap O-11-70509 | Occidental Permian Ltd. only | Robertson, N. (San Andres) | Gaines | 1 | 3.86K | 893 | Apr 2016 – Feb 2020 |
| Andrews "A" O-11-67308 | Samedan Oil Corporation only | Robertson, N. (San Andres) | Gaines | 4 | 3.27K | 0 | Dec 1994 – Jul 1995 |
| Robertson "SA" O-11-67310 | Samedan Oil Corporation only | Robertson, N. (San Andres) | Gaines | 1 | 2.21K | 319 | Dec 1994 – Jul 1995 |
| Holt, Katie Bell "A" O-11-62107 | Energen Resources Corporation only | Robertson, N. (San Andres) | Gaines | 1 | 1.91K | 0 | Aug 2002 – Oct 2004 |
| Robertson O-11-69081 | Stallion Energy LLC only | Robertson, N. (San Andres) | Gaines | 3 | 1.22K | 915 | Apr 2007 – Jul 2009 |
| Wharton O-11-70744 | Incline Energy only | Robertson, N. (San Andres) | Gaines | 1 | 359 | 0 | Jun 2018 – Mar 2019 |
| Rudd O-11-68473 | Energen Resources Corporation only | Robertson, N. (San Andres) | Gaines | 1 | 291 | 0 | Feb 2002 – Jul 2002 |
| Wharton, A. B. Jr. "23" O-11-67770 | Chevron U. S. A. Inc. only | Robertson, N. (San Andres) | Gaines | 1 | 147 | 140 | May 1997 – Jun 1997 |
| Robertson, J. B. '16' O-11-70469 | Chevron U. S. A. Inc. only | Robertson, N. (San Andres) | Gaines | 1 | 43 | 109 | Apr 2016 – Jan 2017 |
| Robertson "A" O-11-67312 | Samedan Oil Corporation only | Robertson, N. (San Andres) | Gaines | 1 | 0 | 0 | — |
| Andrews O-11-67309 | Samedan Oil Corporation only | Robertson, N. (San Andres) | Gaines | 1 | 0 | 0 | — |
| Holt, Katie Bell "B" O-11-62098 | Sabinal Energy Operating, LLC only | Robertson, N. (San Andres) | Gaines | 1 | 0 | 0 | — |
| Landreth "A" O-11-68712 | Ramtex Energy LLC only | Robertson, N. (San Andres) | Gaines | 1 | 0 | 0 | — |
| Stark, T. O. "B" O-11-63251 | Occidental Permian Ltd. only | Robertson, N. (San Andres) | Gaines | 1 | 0 | 0 | — |
| Corvette O-11-69281 | Permian Disposal Services LLC only | Robertson, N. (San Andres) | Gaines | 1 | 0 | 0 | — |