| H & J Unit 1 "D" O-11-5187 | Hilcorp Energy Company only | Russell, North (Devonian) | Gaines | 47 | 3.91M | 857K | by Jan 1993 – Aug 2026 |
| H & J Sec. 451 O-11-5182 | Hilcorp Energy Company only | Russell, North (Devonian) | Gaines | 33 | 2.53M | 922K | by Jan 1993 – Aug 2026 |
| H & J Sec. 127-B O-11-61931 | Hilcorp Energy Company only | G-M-K, South (San Andres) | Gaines | 19 | 2.06M | 1.04M | by Jan 1993 – Aug 2026 |
| H & J "A" O-11-61885 | Fasken Oil and Ranch, Ltd. only | Havemeyer (San Andres) | Gaines | 8 | 1.61M | 279K | by Jan 1993 – Aug 2026 |
| H & J Unit 1 "D" O-11-5199 | Hilcorp Energy Company only | Russell (Glorieta 6100) | Gaines | 4 | 1.2M | 313K | by Jan 1993 – Aug 2026 |
| H & J Unit 1"D" O-11-67255 | XTO Energy Inc. only | Russell, North (6600) | Gaines | 17 | 799K | 293K | Jul 1994 – Oct 2005 |
| Exxon-Atlantic H & J O-11-16508 | Citation Oil & Gas Corp. only | Huat (Canyon) | Gaines | 5 | 618K | 184K | by Jan 1993 – Aug 2026 |
| H & J O-11-67407 | Raw Oil & Gas, Inc. only | Havemeyer (San Andres) | Gaines | 1 | 245K | 14.5K | Jun 1995 – Aug 2026 |
| H & J Unit 1 "D" O-11-68867 | XTO Energy Inc. only | Russell (Clearfork Consolidated | Gaines | 17 | 214K | 97.9K | Nov 2005 – Oct 2010 |
| H & J Unit 1 "D" O-11-18680 | Hilcorp Energy Company only | Russell, S. (San Andres) | Gaines | 4 | 143K | 39.3K | by Jan 1993 – Aug 2026 |
| H & J 495 "D" O-11-68477 | Minc Oil Co., LLC only | Russell, North (Devonian) | Gaines | 1 | 136K | 33.4K | Aug 2002 – Aug 2007 |
| H & J Sec. 389 O-11-12154 | Minc Oil Co., LLC only | Seminole, W. (Devonian FB 2) | Gaines | 2 | 123K | 3.69K | Jun 2001 – Dec 2023 |
| H & J 389 O-11-68468 | Minc Oil Co., LLC only | Seminole, W. (Leonard) | Gaines | 1 | 121K | 7.09K | Jul 2002 – Sep 2006 |
| H & J Sec. 385 O-11-62551 | Fasken Oil and Ranch, Ltd. only | Havemeyer (San Andres) | Gaines | 2 | 88.1K | 6.08K | by Jan 1993 – Aug 2026 |
| H & J Sec. 32 O-11-68525 | Platinum Exploration Inc. only | Russell, North (Devonian) | Gaines | 2 | 84.9K | 12.7K | Dec 2002 – Apr 2007 |
| H & J Sec. 451 O-11-5198 | Hilcorp Energy Company only | Russell (Glorieta 6100) | Gaines | 3 | 80.6K | 88.4K | by Jan 1993 – Mar 2026 |
| H & J Sec. 371 O-11-5491 | Rock Fish Operating LLC only | Seminole, West | Gaines | 2 | 74.9K | 152K | by Jan 1993 – Aug 2026 |
| H & J "A" O-11-64112 | Grace Petroleum Operating, LLC only | Tedbit (San Andres) | Gaines | 2 | 61.8K | 46 | by Jan 1993 – Aug 2026 |
| H & J O-11-61533 | Grace Petroleum Operating, LLC only | Tedbit (San Andres) | Gaines | 2 | 55.5K | 46 | by Jan 1993 – Aug 2026 |
| Semmes Trust, et al "906" G-4-193558 | Hilcorp Energy Company only | Rincon (Frio Consolidated H & J) | Starr | 1 | 52.6K | 333K | Aug 2002 – Oct 2018 |
| H & J 495 "D" O-11-68449 | Minc Oil Co., LLC only | Diamante (Wolfcamp) | Gaines | 2 | 42.8K | 1.17K | Mar 2002 – Aug 2004 |
| H & J 495 JV O-11-68665 | Minc Oil Co., LLC only | Russell, North (Devonian) | Gaines | 1 | 42.7K | 18.9K | Jun 2003 – Mar 2007 |
| H & J Sec. 453 O-11-68384 | XTO Energy Inc. only | Russell, North (6600) | Gaines | 2 | 39.7K | 12.4K | Oct 2001 – Oct 2005 |
| H & J Sec. 451 O-11-60012 | Hilcorp Energy Company only | Russell, S. (San Andres) | Gaines | 2 | 37.5K | 40.4K | by Jan 1993 – Aug 2024 |
| H & J Sec. 453 O-11-68932 | XTO Energy Inc. only | Russell (Clearfork Consolidated | Gaines | 2 | 36.9K | 15.6K | Nov 2005 – Oct 2010 |
| H & J Sec. 497 "D" O-11-65775 | XTO Energy Inc. only | Russell (Clearfork 7000) | Gaines | 1 | 35.6K | 14.4K | by Jan 1993 – Feb 2004 |
| H & J Section 460 O-11-68575 | Platinum Exploration Inc. only | Russell, North (Devonian) | Gaines | 1 | 31.1K | 3.35K | May 2003 – Jan 2005 |
| H & J Sec. 493 "D" O-11-68903 | R2Q Operating LLC only | Russell (Clearfork Consolidated | Gaines | 1 | 26.6K | 0 | Nov 2005 – Aug 2026 |
| H & J Sec. 493 "D" O-11-65855 | Chesapeake Operating, Inc. only | Russell (Clearfork 7000) | Gaines | 1 | 24.3K | 2.44K | by Jan 1993 – Oct 2005 |
| H & J 389 O-11-67692 | Arco Permian only | Seminole, W. (Leonard) | Gaines | 1 | 20.5K | 1.24K | Feb 1997 – Apr 1999 |
| H & J Minerals O-11-61182 | Redmon Oil Company, Inc., The only | Tedbit (San Andres) | Gaines | 1 | 12.9K | 50 | by Jan 1993 – Jan 2008 |
| Exxon-Atlantic H & J O-10-46149 | Citation Oil & Gas Corp. only | Spraberry (Trend Area) | Gaines | 1 | 11.1K | 4.21K | Apr 2015 – Mar 2020 |
| T.B. Slick Estate a 485 G-4-219775 | Forest Oil Corporation only | Rincon (Frio Consolidated H & J) | Starr | 1 | 4.37K | 110K | Mar 2006 – Jun 2007 |
| T.B. Slick Estate B 528 G-4-218501 | Forest Oil Corporation only | Rincon (Frio Consolidated H & J) | Starr | 1 | 650 | 36.7K | Mar 2006 – Nov 2006 |
| H & J Sec. 460 O-11-5183 | Mobil Producing TX. & N.M. Inc. only | Russell, North (Devonian) | Gaines | 3 | 360 | 1 | Jan 1994 – Jan 1994 |
| H & J Sec. 219 O-11-68377 | Simray Oil & Gas, Inc. only | Seminole (San Angelo) | Gaines | 1 | 88 | 11 | Oct 2001 – Nov 2001 |
| Slick, T.B. Estate H G-4-245280 | Forest Oil Corporation only | Rincon (Frio Consolidated H & J) | Starr | 1 | 40 | 1.94K | Oct 2008 – Apr 2009 |
| H & J Section 385 G-11-60419 | Fasken, Barbara only | Bale (Yates) | Gaines | 1 | 0 | 0 | — |
| Semmes Trust et al 906 G-4-256140 | Forest Oil Corporation only | Rincon (Frio Consolidated H & J) | Starr | 1 | 0 | 0 | — |
| Cameron 137 G-4-220161 | Atinum Operating, Inc. only | Rincon (Frio Consolidated H & J) | Starr | 1 | 0 | 0 | — |
| Exxon-Atlantic H & J O-11-16659 | Citation Oil & Gas Corp. only | Huat (Wolfcamp) | Gaines | 1 | 0 | 0 | — |
| H & J "221" O-11-67784 | Voskamp Exploration, Inc. only | Wildcat | Gaines | 1 | 0 | 0 | — |
| H & J Section 495 "D" O-11-66022 | Mobil Producing TX. & N.M. Inc. only | Russell, North (Glorieta 5900) | Gaines | 1 | 0 | 0 | — |
| H & J Sec. 497 O-11-69072 | XTO Energy Inc. only | Russell, North (Devonian) | Gaines | 1 | 0 | 0 | — |
| H & J Sec. 457 O-11-70392 | XTO Energy Inc. only | Wasson | Gaines | 1 | 0 | 0 | — |
| Exxon-Atlantic H & J O-11-65240 | Citation Oil & Gas Corp. only | Huat (Wolfcamp, Lower) | Gaines | 1 | 0 | 0 | — |
| H & J 371 O-11-68369 | Roy Jackson Energy Operating, LL only | Seminole, West | Gaines | 1 | 0 | 0 | — |
| H & J Sec. 497 "D" O-11-68933 | Hilcorp Energy Company only | Russell (Clearfork Consolidated | Gaines | 1 | 0 | 0 | — |
| H & J Sec. 496 O-11-69078 | Hilcorp Energy Company only | Russell, North (Devonian) | Gaines | 3 | 0 | 0 | — |
| H & J Sec. 493D O-11-69201 | Hilcorp Energy Company only | Russell, North (Devonian) | Gaines | 1 | 0 | 0 | — |