| Rooke B G-2-256232 | Coastal Plains Exploration, LLC only | Woodsboro, West (6900) | Refugio | 1 | 11.2K | 294K | Feb 2010 – Jul 2013 |
| Lambert Gas Unit G-2-249215 | Hilcorp Energy Company only | Tom O' Connor (7800) | Refugio | 1 | 10.7K | 486K | Mar 2009 – Aug 2009 |
| Roche G-2-258523 | Salida Exploration, LLC only | Cactus (Frio Massive) | Refugio | 1 | 10.6K | 631K | May 2010 – Nov 2015 |
| Williams, Maude et al "A" G-2-205741 | Hilcorp Energy Company only | Lake Pasture (Vicksburg 8100) | Refugio | 1 | 10.5K | 836K | Sep 2004 – Jul 2015 |
| Heard, Mrs. Fannie V. W. G-2-180992 | Hilcorp Energy Company only | Tom Oconnor (5300, East) | Refugio | 1 | 10.4K | 2.31M | Dec 2000 – May 2004 |
| Welder "C" G-2-170697 | Wiser Oil Company, The only | Phil Power (5200) | Refugio | 1 | 10K | 466K | Feb 1998 – Mar 2005 |
| Lambert Gas Unit G-2-234216 | Hilcorp Energy Company only | Tom Oconnor (7930) | Refugio | 1 | 10K | 484K | Feb 2008 – Oct 2008 |
| O'Brien, J.J. G-2-135473 | Eagleford Operating, Inc. only | Refugio Old | Refugio | 1 | 9.79K | 645K | Nov 1993 – Oct 2014 |
| Welder "C" G-2-198832 | Hilcorp Energy Company only | Phil Power (5050 Frio) | Refugio | 1 | 9.61K | 229K | May 2002 – Feb 2015 |
| Welder "C" G-2-162521 | Hilcorp Energy Company only | Phil Power (5200-B) | Refugio | 1 | 9.21K | 183K | Jan 1997 – Mar 2002 |
| Miguelita Scanio G-2-269669 | Digital Operating Company LLC only | Refugio-Fox (6600) | Refugio | 1 | 9.15K | 255K | Nov 2012 – Mar 2018 |
| Schirmer, et Al G-2-141294 | Christopher Oil & Gas Inc only | Bonnie View, South (7850) | Refugio | 1 | 8.94K | 169K | by Jan 1993 – Oct 1993 |
| Roche "A" G-4-182469 | Finaly Resources LLC only | Encino (5650) | Refugio | 1 | 8.88K | 187K | Nov 2000 – Feb 2003 |
| Roche, K. D. A G-2-156613 | H & D Operating Company only | Roche (-B-) | Refugio | 1 | 8.82K | 813K | Nov 1995 – Nov 1998 |
| Welder "C" G-2-224616 | Hilcorp Energy Company only | Phil Power (4870) | Refugio | 1 | 8.82K | 296K | Jun 2006 – May 2013 |
| Braman -A- G-2-263065 | T-C Oil Company, LLC only | Braman (8500) | Refugio | 1 | 8.6K | 321K | Sep 2011 – Jan 2013 |
| Heard G-2-244403 | Acock/Anaqua Operating Co., LP only | Refugio Heard (5700) | Refugio | 1 | 8.56K | 131K | Oct 2008 – Feb 2014 |
| O'Connor, Thomas "B" G-2-143511 | Quintana Pet. Corp. only | Mary Ellen O'Connor (8300) | Refugio | 1 | 8.42K | 108K | by Jan 1993 – Jul 1993 |
| Shelton G-2-257928 | Kebo Oil & Gas, Inc. only | Lake Pasture (FT-660) | Refugio | 1 | 8.25K | 161K | Aug 2010 – Aug 2015 |
| Welder "G" G-2-163124 | Wiser Oil Company, The only | Phil Power (5550) | Refugio | 1 | 8.1K | 687K | Apr 1997 – Jul 2004 |
| Swyka G-2-170631 | C & E Operating, Inc. only | Peponi Ranch (Frio 4800) | Refugio | 1 | 7.93K | 1.76M | Sep 1998 – May 2011 |
| Meoc-Mellon-State Unit G-2-297464 | T-C Oil Company, LLC only | Mary Ellen OCONNOR(8100) | Refugio | 1 | 7.53K | 439K | Jun 2024 – Aug 2026 |
| Collins, Pearl Swift G-2-168755 | Christopher Oil & Gas Inc only | Bonnie View (5200) | Refugio | 1 | 7.42K | 903K | May 1998 – Jan 2009 |
| Scanio/Shelton G-2-234544 | High Plains Gas Systems, Inc. only | Mission River (8400) | Refugio | 1 | 7.32K | 268K | Jan 2008 – Nov 2010 |
| Roche, K. D. A G-2-148721 | H & D Operating Company only | Roche (-B-) | Refugio | 1 | 7.2K | 855K | Mar 1994 – Apr 1996 |
| Lambert, M. F. G-2-84415 | Hilcorp Energy Company only | Tom Oconnor | Refugio | 1 | 7.11K | 577K | by Jan 1993 – May 2010 |
| Schirmer-Buck Unit G-2-285628 | Bent Wing Energy, LLC only | Bonnie View (4700) | Refugio | 1 | 6.89K | 86.3K | Nov 2018 – Aug 2026 |
| O'Connor, Joe -A- G-2-229665 | T - C Oil Company only | Artesian Creek (6200) | Refugio | 1 | 6.66K | 724K | Jun 2007 – Jan 2010 |
| Williams, Maude et al "A" G-2-214334 | Hilcorp Energy Company only | Lake Pasture (Vicksburg 8100) | Refugio | 1 | 6.45K | 1.2M | Aug 2005 – Jan 2021 |
| Ryals Estate -P- G-2-37001 | Eagleford Operating, Inc. only | Refugio Old (5600) | Refugio | 1 | 6.41K | 474K | by Jan 1993 – Oct 2014 |
| Reilly, Annie et Vir G-2-180969 | Hilcorp Energy Company only | Tom Oconnor (5300, East) | Refugio | 1 | 6.4K | 1.26M | Dec 2000 – Mar 2001 |
| Braman -G- G-2-293128 | T-C Oil Company, LLC only | Braman (8700) | Refugio | 1 | 6.34K | 541K | Jul 2022 – Nov 2025 |
| Scanio/Shelton G-2-221611 | High Plains Gas Systems, Inc. only | Mission River (8400) | Refugio | 1 | 6.3K | 210K | Aug 2006 – Feb 2008 |
| Rooke G-2-257553 | Coastal Plains Exploration, LLC only | Roche (5800) | Refugio | 1 | 6.23K | 58.8K | May 2010 – Jan 2011 |
| Wood, L. Est. G-2-174416 | Cummins & Walker Oil Co., Inc. only | Murphy L. (7000) | Refugio | 1 | 6.09K | 89.3K | Jun 1999 – Jan 2000 |
| Scanio-Shelton G-2-205677 | Acock/Anaqua Operating Co., LP only | Mission River (6300) | Refugio | 1 | 6.07K | 245K | Nov 2004 – Feb 2015 |
| Welder-Terrell G-2-194134 | C & E Operating, Inc. only | Devil's Run (6600) | Refugio | 1 | 6.01K | 48.8K | Nov 2002 – Nov 2003 |
| Fox, W. J. -A- G-2-271692 | Hilcorp Energy Company only | Refugio-Fox (6600) | Refugio | 1 | 5.98K | 249K | Sep 2013 – Dec 2017 |
| Lambert Gas Unit G-2-255564 | Hilcorp Energy Company only | Tom O'Connor (South 7700) | Refugio | 1 | 5.94K | 381K | Sep 2009 – Jan 2010 |
| Lambert, M. F. G-2-178401 | Devon Energy Production Co, L.P. only | Tom Oconnor (7940) | Refugio | 1 | 5.87K | 35.1K | Apr 2000 – Jul 2000 |
| Rooke G-2-230255 | Republic Resources, LLC. only | Rooke (8100) | Refugio | 1 | 5.81K | 210K | Apr 2007 – Nov 2008 |
| J. M. O'Brien A G-2-298290 | Greta Operating Company LLC only | Greta (4850) | Refugio | 1 | 5.8K | 381K | Nov 2012 – Aug 2026 |
| JM Obrien "A" G-2-214405 | Greta Operating Company LLC only | Greta (6200, South) | Refugio | 1 | 5.78K | 229K | Jun 2005 – Aug 2012 |
| Wood G-2-172636 | C & E Operating, Inc. only | Peponi Ranch (Frio 4800) | Refugio | 1 | 5.73K | 1.73M | Feb 1999 – Mar 2011 |
| O'Connor, Thomas "B" G-2-144285 | Quintana Pet. Corp. only | Mary Ellen Oconnor (Frio 6500) | Refugio | 1 | 5.6K | 175K | by Jan 1993 – Oct 1993 |
| Heard, Mrs. Fannie V. W. G-2-180968 | Hilcorp Energy Company only | Tom Oconnor (5300, East) | Refugio | 1 | 5.45K | 1.37M | Dec 2000 – Jan 2005 |
| Lambert, M.F. G-2-90036 | H & D Operating Company only | Tom Oconnor | Refugio | 1 | 5.45K | 1.15M | by Jan 1993 – Oct 2004 |
| Wood, L. Est. G-2-173633 | Cummins & Walker Oil Co., Inc. only | Murphy L. (Sinton 1ST) | Refugio | 1 | 5.45K | 165K | Feb 1999 – Sep 1999 |
| Swyka G-2-178922 | C & E Operating, Inc. only | Peponi Ranch (Frio 4800) | Refugio | 1 | 5.37K | 1.52M | Jul 2000 – Jul 2011 |
| M.V. O'Connor Estate "E" G-2-255960 | Charro Operating, L.L.C. only | Greta (F-2-A) | Refugio | 1 | 5.33K | 140K | Nov 2009 – Aug 2011 |