| River Ranch -a-/Williams State U O-2-9301 | T-C Oil Company, LLC only | Anaqua (3100) | Refugio | 12 | 1.99M | 509K | Nov 2008 – Apr 2026 |
| O'Connor -H- O-2-9321 | T-C Oil Company, LLC only | Anaqua (3100) | Refugio | 7 | 987K | 280K | May 2009 – Apr 2026 |
| River Ranch -B- State Unit O-2-9357 | T-C Oil Company, LLC only | Anaqua (3100) | Refugio | 6 | 701K | 104K | Nov 2009 – Mar 2021 |
| Clay Pasture -B- State Unit O-2-9332 | T-C Oil Company, LLC only | Anaqua (3100) | Refugio | 3 | 207K | 76.4K | Jul 2009 – Apr 2026 |
| Wood River Ranch 'B' O-2-10906 | Kebo Oil & Gas, Inc. only | Woodsboro, South (8100) | Refugio | 1 | 138K | 0 | Jun 2014 – Apr 2026 |
| Rooke, P. H. O-2-2433 | 38 Oil & Gas, L.L.C. only | Refugio New (6100 Stringer 3 SD) | Refugio | 2 | 36.5K | 74.8K | Jan 1993 – Jan 2008 |
| Meoc-Mellon-State Unit G-2-292773 | T-C Oil Company, LLC only | Mary Ellen OCONNOR(8100) | Refugio | 1 | 24.6K | 1.29M | Feb 2022 – Oct 2025 |
| Scanio Shelton G-2-252998 | Paloma Operating, LLC only | Mission River (6100) | Refugio | 1 | 18.7K | 57.8K | May 2009 – Jun 2023 |
| Clay Pasture -E- State Unit O-2-12263 | T-C Oil Company, LLC only | Anaqua (4100) | Refugio | 1 | 17.4K | 15K | Aug 2021 – Apr 2026 |
| Heard, J. F. B. G-2-218347 | Greta Operating Company LLC only | Greta, North (6100) | Refugio | 1 | 14.4K | 317K | Dec 2005 – Oct 2014 |
| 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 |
| Rooke O-2-11963 | San Isidro Development Co, L. C. only | Refugio New (6100 Stringer 1) | Refugio | 1 | 9.25K | 5.3K | Mar 2020 – Apr 2026 |
| Meoc-Mellon-State Unit G-2-297464 | T-C Oil Company, LLC only | Mary Ellen OCONNOR(8100) | Refugio | 1 | 7.46K | 395K | Jun 2024 – Apr 2026 |
| 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 |
| Rooke G-2-230255 | Republic Resources, LLC. only | Rooke (8100) | Refugio | 1 | 5.81K | 210K | Apr 2007 – Nov 2008 |
| Welder "P" G-2-170663 | Forest Oil Corporation only | Phil Power (5100) | Refugio | 1 | 5.16K | 1.43M | Jun 1998 – Mar 2009 |
| Thomas O'Connor 'C' O-2-8341 | Hilcorp Energy Company only | Tom Oconnor (5100, East) | Refugio | 1 | 4.61K | 6.89K | Jan 1998 – Jan 2002 |
| Welder "D" O-2-8208 | Wiser Oil Company, The only | Phil Power (5100) | Refugio | 1 | 4.1K | 0 | Aug 1996 – Feb 1997 |
| Welder "Q" O-2-8629 | Wiser Oil Company, The only | Phil Power (5100) | Refugio | 1 | 4.06K | 4.49K | Jun 2001 – Jan 2003 |
| Mary Claire Bauer et Vir O-2-9460 | Hilcorp Energy Company only | Tom O'Connor (7100) | Refugio | 1 | 1.94K | 27.1K | Sep 2010 – Feb 2011 |
| Scanio, Miguelita O-2-9266 | Acock/Anaqua Operating Co., LP only | Tom O'Connor (7100) | Refugio | 1 | 1.94K | 42.8K | May 2008 – Sep 2008 |
| Rooke, P. H. O-2-2431 | 38 Oil & Gas, L.L.C. only | Refugio New (6100 Stringer 2 SD) | Refugio | 2 | 1.19K | 9.34K | Jan 1993 – Sep 1993 |
| Vidauri "E" G-2-242035 | Charro Operating, L.L.C. only | Vidauri, SW. (5100) | Refugio | 1 | 1.07K | 457K | Jul 2008 – May 2013 |
| Scanio, Miguelita G-2-200166 | Digital Operating Company LLC only | Refugio-Fox (6100) | Refugio | 1 | 1.05K | 233K | Nov 2003 – Dec 2025 |
| Duke Ranch-L- G-2-254689 | T-C Oil Company, LLC only | Tejas (Frio 5100) | Refugio | 1 | 669 | 189K | Nov 2007 – Aug 2010 |
| Shay "B" G-2-173233 | Hilcorp Energy Company only | Phil Power (5100) | Refugio | 1 | 612 | 800K | Jul 1998 – Dec 2013 |
| Vidauri "G" G-2-244345 | Charro Operating, L.L.C. only | Phil Power (5100) | Refugio | 1 | 534 | 396K | Sep 2008 – Jul 2011 |
| Vincent "A" G-2-173005 | Wiser Oil Company, The only | Vidauri, SW. (5100) | Refugio | 1 | 402 | 293K | Apr 1998 – Mar 2000 |
| Lawrence Wood G-2-149755 | Hart Petroleum Services, Inc only | Woodsboro (3100) | Refugio | 1 | 344 | 427K | Feb 1994 – Feb 1999 |
| Churchill Unit G-2-138008 | CTR Petroleum, Inc. only | La Rosa, North (6100) | Refugio | 1 | 321 | 21K | Jan 1993 – Aug 1993 |
| Martin O'Connor-B- G-2-230738 | T - C Oil Company only | Lower River Pasture (8100) | Refugio | 1 | 223 | 6.2K | Aug 2007 – Nov 2007 |
| Welder "C" G-2-220243 | Hilcorp Energy Company only | Vidauri, SW. (5100) | Refugio | 1 | 174 | 44.7K | Jun 2005 – Jul 2013 |
| Welder "D" G-2-161847 | Wiser Oil Company, The only | Phil Power (5100) | Refugio | 1 | 144 | 225K | Nov 1996 – Jul 1997 |
| Shay, Mary Agnes Power G-2-46196 | Marwell Petroleum, Inc. only | Phil Power (5100) | Refugio | 1 | 27 | 52.8K | Jan 1993 – Feb 1997 |
| Shelton, J. Isabella -D- G-2-187985 | High Plains Gas Systems, Inc. only | Mission River (6100) | Refugio | 1 | 20 | 12.1K | Jul 2001 – Feb 2008 |
| Wood, J.L. et Al G-2-139305 | Cummins & Walker Oil Co., Inc. only | Woodsboro (3100) | Refugio | 1 | 1 | 495K | Jan 1993 – Sep 1998 |
| Rooke - B G-2-178884 | Wofford, C. J. only | Refugio New (1100) | Refugio | 1 | 0 | 159K | Jun 2000 – Apr 2006 |
| Rooke "A" G-2-181573 | Wofford, C. J. only | Refugio New (1100) | Refugio | 1 | 0 | 54.2K | Dec 2000 – Jun 2005 |
| Rooke "B" G-2-181729 | Wofford, C. J. only | Refugio New (1100) | Refugio | 1 | 0 | 151K | Dec 2000 – Aug 2003 |
| Rooke B G-2-190440 | Wofford, C. J. only | Refugio New (1100) | Refugio | 1 | 0 | 55.2K | Apr 2002 – Jun 2005 |
| O'Connor, Dennis et al -N- G-2-192571 | T - C Oil Company only | Huff (5100) | Refugio | 1 | 0 | 63.5K | Feb 2003 – Aug 2003 |
| Mitchell -D- G-2-3417 | Snowden, H. W. only | Mission River (6100) | Refugio | 1 | 0 | 0 | — |
| Lambert, M. F. G-2-195726 | Hilcorp Energy Company only | Tom Oconnor (5100, East) | Refugio | 1 | 0 | 21.9K | May 2003 – Jul 2003 |
| Anderson, Mary Alice et al "A" G-2-197196 | Maran Oil Company only | Fagan (2100) | Refugio | 1 | 0 | 82.6K | Jul 2003 – Jul 2007 |
| BP G-2-207944 | T - C Oil Company only | Lake Pasture, West (2100) | Refugio | 1 | 0 | 819K | Nov 2004 – Nov 2007 |
| BP G-2-207947 | T - C Oil Company only | Lake Pasture, West (2100) | Refugio | 1 | 0 | 1.15M | Dec 2004 – Jan 2011 |
| BP G-2-212180 | T - C Oil Company only | Lake Pasture, West (2100) | Refugio | 1 | 0 | 103K | May 2005 – Jul 2006 |
| Heard, Fannie V. W. Mrs. G-2-219897 | Hilcorp Energy Company only | Tom O'Connor (3100) | Refugio | 1 | 0 | 126K | Jan 2006 – Jul 2007 |
| O'Connor, M. V. Est. G-2-219968 | Cummins & Walker Oil Co., Inc. only | Refugio-Fox (6100) | Refugio | 1 | 0 | 13K | Jul 2005 – Apr 2006 |
| Thomas O'Connor "C" G-2-250410 | Hilcorp Energy Company only | Tom Oconnor (5100, East) | Refugio | 1 | 0 | 914 | Jun 2009 – Dec 2009 |