| Heard, F.V.W. "B" O-2-8226 | Refugio Heard (5350) | Refugio | 1 | 40.1K | 68.8K | Jan 1997 – Apr 2009 |
| Demmer O-2-8024 | La Rosa (Consolidated, Oil) | Refugio | 1 | 21.5K | 3.05K | Jan 1995 – Apr 2009 |
| F.V.W. Heard "B" O-2-9138 | Refugio Heard (Area) | Refugio | 1 | 622 | 4.19K | May 2007 – Aug 2007 |
| Spielhagan, Bobby O-2-8676 | Cosden, West | Bee | 1 | 11.5K | 0 | Nov 2001 – Aug 2005 |
| Heard-State Unit #2 O-2-8683 | Refugio, New (2450) | Refugio | 1 | 1.85K | 15.2K | Dec 2001 – Dec 2004 |
| Spielhagen, E. J. -B- O-2-345 | Cosden, West | Bee | 3 | 22.5K | 21 | Jan 1993 – Jul 2004 |
| Heard, F.V.W. "B" O-2-7982 | Refugio Heard (6300) | Refugio | 1 | 13.1K | 83K | Aug 1994 – May 2003 |
| Davenport, O. H. O-2-8590 | Refugio New (4500) | Refugio | 1 | 1.59K | 938 | Jan 2001 – Mar 2003 |
| Toland O-2-8023 | La Rosa (Consolidated, Oil) | Refugio | 2 | 1.88K | 0 | Jan 1995 – Apr 1999 |
| Davenport, O. H. O-2-8297 | Mission River | Refugio | 1 | 504 | 3.02K | Sep 1997 – Sep 1998 |
| Heard, A.W.J. -C- O-2-6091 | Refugio Heard (Area) | Refugio | 2 | 18.8K | 67.3K | Jan 1993 – Mar 1998 |
| Heard-State Unit #2 O-2-7641 | Refugio New (3670) | Refugio | 1 | 14.9K | 7.47K | Jan 1993 – Sep 1997 |
| Payne-Flato O-4-6054 | Saxet | Nueces | 2 | 11.2K | 21 | Jan 1993 – Jun 1997 |
| Carlson-Jacobs Unit O-3-14680 | Giddings (Austin Chalk-3) | Fayette | 1 | 8.15K | 2.84K | Jan 1993 – Jun 1997 |
| Spielhagen, Inez -C- O-2-5793 | Cosden, West | Bee | 1 | 6.15K | 21 | Jan 1993 – Apr 1996 |
| Heard-State Unit #1 O-2-7638 | Refugio Heard (5350) | Refugio | 1 | 4.28K | 8.4K | Jan 1993 – Apr 1996 |
| Weil -A- O-4-8828 | Sarnosa, West | Duval | 2 | 2.62K | 21 | Jan 1993 – Dec 1995 |
| Demmer O-2-7754 | La Rosa, North (6135 Stringer) | Refugio | 1 | 2.88K | 21.8K | Jan 1993 – Dec 1994 |
| Toland O-2-6650 | La Rosa, North (Weiss, Upper) | Refugio | 2 | 1.21K | 19 | Jan 1993 – Dec 1994 |
| Davenport, O. H. O-2-5272 | Refugio New (4500) | Refugio | 1 | 1.11K | 21 | Jan 1993 – Dec 1994 |
| Heard, F. V. W. -B- O-2-1379 | Refugio New | Refugio | 5 | 140 | 7.18K | Jan 1993 – Feb 1994 |
| Powers O-2-3974 | Greta (4400) | Refugio | 5 | 0 | 0 | — |
| Davenport, O. H. O-2-3735 | Mission River | Refugio | 4 | 0 | 0 | — |
| Heard, A.W.J. -C- O-2-1378 | Refugio New | Refugio | 2 | 0 | 0 | — |
| Davenport, O. H. O-2-1359 | Refugio Heard (Area) | Refugio | 4 | 0 | 0 | — |
| Heard, F.V.W. "B" O-2-7911 | Refugio Heard (Area) | Refugio | 1 | 0 | 0 | — |
| Heard C. E. O-2-1350 | Refugio Heard (Area) | Refugio | 1 | 0 | 0 | — |
| Heard State #1 O-2-7772 | Refugio New | Refugio | 2 | 0 | 0 | — |
| Heard, C.E. O-2-7758 | Refugio New (4500) | Refugio | 1 | 0 | 0 | — |
| Heard-State Unit #2 O-2-7069 | Refugio Heard (Area) | Refugio | 3 | 0 | 0 | — |