| O'Connor G-2-149856 | T - C Oil Company only | Huff (2200) | Refugio | 1 | 0 | 190K | Jun 1994 – Jun 2002 |
| Heard, Fannie V. W. G-2-149872 | Dorchester Operating Company LLC only | Greta (C-1) | Refugio | 1 | 0 | 0 | — |
| O'Brien, J.J. B G-2-150108 | Acock/Anaqua Operating Co., LP only | Greta (L- 5) | Refugio | 1 | 0 | 50.9K | Oct 1994 – Jul 1998 |
| O'Brien, J. J. C (S) G-2-150458 | Acock/Anaqua Operating Co., LP only | Greta (L-12) | Refugio | 1 | 0 | 123K | Jul 1994 – Feb 2000 |
| Williams, Maude et al "A" G-2-150526 | Quintana Pet. Corp. only | Lake Pasture (L-206) | Refugio | 1 | 0 | 3.13K | Jul 1994 – Oct 1994 |
| Fagan -J- G-2-150562 | Anderson Oil Ltd. only | Fagan (3100) | Refugio | 1 | 0 | 123K | Jul 1994 – Feb 1997 |
| Heard, Fannie V.W. Mrs. G-2-150604 | Hilcorp Energy Company only | Tom O'CONNOR(4900) | Refugio | 1 | 0 | 1.52M | Aug 1994 – Oct 2022 |
| Heard - State Unit #1 G-2-150704 | CTR Petroleum, Inc. only | Refugio Old (1500) | Refugio | 1 | 0 | 0 | — |
| O'Connor, Mary Ellen G-2-150797 | Emerald Oil & Gas LC only | Mary Ellen O'Connor (FS-20) | Refugio | 1 | 0 | 592K | Aug 1994 – Jan 2001 |
| O'Connor, Mary Ellen G-2-150909 | Emerald Oil & Gas LC only | Mary Ellen O'Connor (FS-20) | Refugio | 1 | 0 | 75.2K | Mar 1994 – Jul 1995 |
| Rooke, P. H. G-2-150985 | 38 Oil & Gas, L.L.C. only | Refugio New (1100) | Refugio | 1 | 0 | 169K | Aug 1994 – Jul 2010 |
| Heard-State Unit #2 G-2-151027 | CTR Petroleum, Inc. only | Refugio Heard (3550) | Refugio | 1 | 0 | 113K | Sep 1994 – Oct 1999 |
| O'Connor, L.W. G-2-151036 | Emerald Oil & Gas LC only | Mary Ellen Oconnor (H- 12) | Refugio | 1 | 0 | 80.8K | Aug 1994 – Jul 1995 |
| La Rosa Unit G-2-151044 | Remora Management, LLC only | La Rosa (6750, Above, Gas) | Refugio | 1 | 0 | 51K | Sep 1994 – Nov 1995 |
| Larosa Unit G-2-151047 | Rising Star Energy Partners II, only | La Rosa (6750, Above, Gas) | Refugio | 1 | 0 | 336K | Aug 1994 – Oct 2024 |
| Welder, J. F. G-2-151099 | CTR Petroleum, Inc. only | Greta (L- 3) | Refugio | 1 | 0 | 0 | — |
| Heard, Fannie V.W. Mrs. G-2-151521 | Hilcorp Energy Company only | Tom Oconnor | Refugio | 1 | 0 | 199K | Sep 1994 – Nov 2000 |
| Rooke, F.B. "B" G-2-151558 | CTR Petroleum, Inc. only | Refugio New (1450) | Refugio | 1 | 0 | 653 | Oct 1994 – Oct 1994 |
| La Rosa Unit G-2-151668 | Remora Management, LLC only | La Rosa (6750, Above, Gas) | Refugio | 1 | 0 | 168K | Sep 1994 – Jul 1996 |
| La Rosa Unit G-2-151669 | Remora Management, LLC only | La Rosa (6750, Above, Gas) | Refugio | 1 | 0 | 138K | Sep 1994 – Nov 1999 |
| Heard, Fannie V. W. Mrs. G-2-151873 | Hilcorp Energy Company only | Tom Oconnor (4200) | Refugio | 1 | 0 | 721K | Oct 1994 – Aug 2017 |
| O'Connor, Thomas "A" G-2-151876 | Hilcorp Energy Company only | Tom Oconnor (5275) | Refugio | 1 | 0 | 5.61K | Oct 1994 – Dec 1994 |
| O'Connor G-2-152158 | T-C Oil Company, LLC only | Huff (2400) | Refugio | 1 | 0 | 0 | — |
| O'Connor, Dennis et al "G" G-2-152170 | T - C Oil Company only | Lake Pasture (L-202) | Refugio | 1 | 0 | 212K | Nov 1994 – Oct 2001 |
| Rooke, P.H. G-2-152490 | 38 Oil & Gas, L.L.C. only | Refugio New (4850) | Refugio | 1 | 0 | 142K | Aug 1994 – Nov 1996 |
| O'Brien, J.M. "B" G-2-152724 | Primrose Operating Company only | Greta (O-4) | Refugio | 1 | 0 | 16.7K | Sep 1994 – May 2005 |
| Reilly, Annie et Vir G-2-152727 | Hilcorp Energy Company only | Tom Oconnor (6550) | Refugio | 1 | 0 | 1.79M | Nov 1994 – Apr 2004 |
| O'Connor G-2-152820 | T - C Oil Company only | Huff (2600) | Refugio | 1 | 0 | 154K | Dec 1994 – Sep 2001 |
| Williams, Maude et al "A" G-2-152954 | Hilcorp Energy Company only | Lake Pasture (FS-545) | Refugio | 1 | 0 | 18.5K | Jan 1995 – Jun 1999 |
| Heard, Claude E. et Al G-2-153006 | Quintana Pet. Corp. only | Tom Oconnor (5050, East) | Refugio | 1 | 0 | 11.8K | Jan 1995 – Jun 1995 |
| O'Connor, Thomas "A" G-2-153050 | Hilcorp Energy Company only | Tom O'Connor (4840) | Refugio | 1 | 0 | 23.5K | Jan 1995 – Dec 1998 |
| Davenport, O.H. G-2-153146 | CTR Petroleum, Inc. only | Refugio Heard (1600) | Refugio | 1 | 0 | 1.31K | Feb 1995 – Feb 1995 |
| O'Connor, Mary Ellen G-2-153585 | Emerald Oil & Gas LC only | Mary Ellen Oconnor (D-1) | Refugio | 1 | 0 | 252K | Mar 1995 – Dec 2001 |
| Churchill Unit G-2-153615 | CTR Petroleum, Inc. only | La Rosa (6750, Above, Gas) | Refugio | 1 | 0 | 0 | — |
| O'Connor, Dennis et al "N" G-2-153700 | T - C Oil Company only | Huff (3200) | Refugio | 1 | 0 | 0 | — |
| Heard-State Unit #2 G-2-153708 | CTR Petroleum, Inc. only | Refugio, New (2350) | Refugio | 1 | 0 | 11.7K | Mar 1995 – Nov 1996 |
| O'Connor, Mary Ellen G-2-153797 | Emerald Oil & Gas LC only | Mary Ellen Oconnor (D-1) | Refugio | 1 | 0 | 172K | May 1995 – Feb 1998 |
| Gant-Stone G-2-154043 | Dinero Oil Corporation only | McFaddin (2200) | Refugio | 1 | 0 | 41.8K | Mar 1995 – Oct 1995 |
| T-C Oil Company-O'Connor G-2-154142 | T - C Oil Company only | Lake Pasture (H-484) | Refugio | 1 | 0 | 361K | Apr 1995 – Jul 2008 |
| Williams, Maude et al "A" G-2-154143 | Quintana Pet. Corp. only | Tom Oconnor | Refugio | 1 | 0 | 2.02K | Apr 1995 – Apr 1995 |
| O'Brien, J.M. B G-2-154152 | Greta Operating Company LLC only | Greta (O-3) | Refugio | 1 | 0 | 86.2K | Apr 1995 – Feb 2019 |
| O'Connor, Mary Ellen G-2-154157 | Emerald Oil & Gas LC only | Mary Ellen Oconnor (D-1) | Refugio | 1 | 0 | 206K | May 1995 – Sep 2001 |
| T-C Oil Co.-O'Connor G-2-154181 | T - C Oil Company only | Lake Pasture (FS-545,E) | Refugio | 1 | 0 | 629K | May 1995 – Sep 2003 |
| O'Connor G-2-154618 | T-C Oil Company, LLC only | Huff (3600) | Refugio | 1 | 0 | 160K | Jun 1995 – Nov 1998 |
| Heard, Mrs. Fannie V. W. G-2-154658 | Hilcorp Energy Company only | Tom Oconnor (5425 Sand) | Refugio | 1 | 0 | 105K | May 1995 – Feb 1998 |
| F.V.W. Heard "B" G-2-154705 | CTR Petroleum, Inc. only | Refugio Heard (6000) | Refugio | 1 | 0 | 9.81K | Jun 1995 – Jan 1996 |
| El Oso Cattle Company G-2-154721 | Dolphin Petroleum, LP only | Mary Ellen Oconnor (3100) | Refugio | 1 | 0 | 4.6K | Aug 2012 – Jul 2016 |
| Welder, J. F. Heirs G-2-155043 | Allegro Investments, Inc. only | Greta (L- 3) | Refugio | 1 | 0 | 48.8K | Apr 1995 – Apr 1997 |
| Williams, Maude et al "A" G-2-155047 | Quintana Pet. Corp. only | Tom Oconnor | Refugio | 1 | 0 | 46.8K | Jun 1995 – Jan 1998 |
| O'Connor, Dennis et al "N" G-2-155059 | T - C Oil Company only | Huff (3000) | Refugio | 1 | 0 | 4.84K | Jul 1995 – Sep 1995 |