| Doc-N/RR-C Unit O-2-9702 | Huff (5300) | Refugio | 1 | 0 | 0 | Feb 2011 – Jan 2012 |
| Doc-N/RR-C Unit O-2-9690 | Huff (5600) | Refugio | 1 | 0 | 106 | Jan 2011 – Jan 2012 |
| Nordan, Morris - Oconnor, Thos. O-2-4487 | Tom Oconnor (5425 Sand) | Refugio | 1 | 24.2K | 37.1K | Jan 1993 – Dec 2011 |
| Ross G-2-231363 | Live Oak Lake (Consolidated) | Goliad | 1 | 0 | 275K | Nov 2007 – Dec 2011 |
| O'Connor G-2-140676 | Huff (2600) | Refugio | 1 | 0 | 14.2K | Jan 1993 – Dec 2011 |
| Oconnor, Dennis et al -L- G-2-82059 | Lake Pasture (L-200) | Refugio | 1 | 0 | 0 | Jan 1993 – Dec 2011 |
| T-C Oil Co.-O'Connor G-2-226106 | Lake Pasture (H-434) | Refugio | 1 | 0 | 89.8K | Mar 2007 – Dec 2011 |
| O'Connor, Dennis et al -L- G-2-225271 | Lake Pasture (H-434) | Refugio | 1 | 0 | 315K | Jan 2007 – Dec 2011 |
| Dennis O'Connor et al "L" G-2-141623 | Lake Pasture (E-244) | Refugio | 1 | 0 | 466K | Jan 1993 – Dec 2011 |
| Oconnor, Dennis et al -L- G-2-82488 | Lake Pasture (L-200) | Refugio | 1 | 0 | 10.8K | Jan 1993 – Dec 2011 |
| Oconnor, Thos., -E- O-2-4088 | Tom Oconnor (5425 Sand) | Refugio | 3 | 3.51K | 17.9K | Jan 1993 – Nov 2011 |
| T-C Oil Co.-O'Connor O-2-6637 | Lake Pasture (FS-515) | Refugio | 2 | 0 | 0 | Jan 1993 – Nov 2011 |
| Twin Mott -B- G-2-231346 | TM Lake (7500) | Refugio | 1 | 0 | 571K | Sep 2007 – Nov 2011 |
| Oconnor, Dennis et al -L- G-2-37649 | Lake Pasture (FS-509) | Refugio | 1 | 0 | 0 | Jan 1993 – Nov 2011 |
| O'Connor, Dennis et al -L- G-2-243786 | Lake Pasture (L-202) | Refugio | 1 | 0 | 0 | Nov 2008 – Nov 2011 |
| O'Connor, Dennis et al -L- G-2-221913 | Lake Pasture (H-434) | Refugio | 1 | 0 | 188K | Oct 2006 – Nov 2011 |
| Oconnor, Thomas -E- O-2-5000 | Tom Oconnor (5800) | Refugio | 5 | 0 | 0 | Jan 1993 – Nov 2011 |
| Oconnor, Dennis et al -L- G-2-33919 | Lake Pasture (C-406) | Refugio | 1 | 0 | 0 | Jan 1993 – Nov 2011 |
| Oconnor, Dennis et al -L- G-2-127804 | Lake Pasture (E-275) | Refugio | 1 | 0 | 0 | Jan 1993 – Nov 2011 |
| Oconnor, Dennis et al -L- G-2-82520 | Lake Pasture (L-202) | Refugio | 1 | 0 | 0 | Jan 1993 – Nov 2011 |
| O'Connor, Dennis et al -L- G-2-225008 | Lake Pasture (H-434) | Refugio | 1 | 0 | 73.7K | Jan 2007 – Oct 2011 |
| Copano Gas Unit G-2-167860 | Tom Oconnor (4200) | Refugio | 1 | 0 | 394K | Mar 1998 – Oct 2011 |
| O'Connor, Martin -G- G-2-230751 | Lower Martin O'Connor (8600) | Refugio | 1 | 0 | 196K | Jul 2007 – Oct 2011 |
| T-C Oil Co.-O'Connor G-2-135417 | Lake Pasture (E-275) | Refugio | 1 | 0 | 273K | Jan 1993 – Sep 2011 |
| O'Connor, Dennis et al "C" G-2-106235 | Sarco Creek (4800) | Goliad | 1 | 0 | 162K | Jan 1993 – Sep 2011 |
| T-C Oil Co.-O'Connor G-2-228683 | Lake Pasture (E-284) | Refugio | 1 | 0 | 0 | Jun 2007 – Sep 2011 |
| Cavasso Creek -A- G-4-262641 | Cavasso Creek (7600, Up.) | Aransas | 1 | 0 | 0 | Aug 2011 – Aug 2011 |
| T-C Oil Co.-O'Connor G-2-188646 | Lake Pasture (H-434) | Refugio | 1 | 0 | 2.05M | Feb 2002 – Aug 2011 |
| T-C Oil Co.-O'Connor G-2-145200 | Lake Pasture (FS-545) | Refugio | 1 | 0 | 112K | Mar 1993 – Aug 2011 |
| T-C Oil Co.-O'Connor G-2-237948 | Lake Pasture (H-484) | Refugio | 1 | 0 | 221K | Jul 2008 – Aug 2011 |
| T-C Oil Company-O'Connor G-2-145396 | Lake Pasture (E-244) | Refugio | 1 | 0 | 142K | Jan 1993 – Aug 2011 |
| T-C Oil Co.-Oconnor G-2-85601 | Lake Pasture (L-200) | Refugio | 1 | 0 | 0 | Jan 1993 – Aug 2011 |
| T-C Oil Co.-O'Connor G-2-232755 | Lake Pasture (E-261) | Refugio | 1 | 0 | 0 | Dec 2007 – Aug 2011 |
| T-C Oil Co.-Oconnor G-2-85598 | Lake Pasture (E-219) | Refugio | 1 | 0 | 0 | Jan 1993 – Aug 2011 |
| T-C Oil Co.-O'Connor G-2-196734 | Lake Pasture (E-273) | Refugio | 1 | 0 | 0 | Apr 2003 – Aug 2011 |
| T-C Oil Co. -O'Connor G-2-220201 | Lake Pasture (H-434) | Refugio | 1 | 0 | 381K | Jan 2006 – Aug 2011 |
| T-C Oil Co. Oconnor G-2-126468 | Lake Pasture (L-206) | Refugio | 1 | 0 | 0 | Jan 1993 – Jul 2011 |
| Copano Gas Unit G-2-71118 | Tom Oconnor (4200) | — | 1 | 0 | 45.3K | Jan 1993 – Jul 2011 |
| T-C Oil Company-O'Connor G-2-149281 | Wildcat | Refugio | 1 | 0 | 0 | Apr 1994 – Jul 2011 |
| Copano Gas Unit G-2-71117 | Tom Oconnor (4950) | — | 1 | 0 | 893K | Jan 1993 – Jun 2011 |
| T-C Oil Co.-O'Connor G-2-237148 | Lake Pasture (H-495) | Refugio | 1 | 0 | 0 | Jun 2008 – Jun 2011 |
| Duke Ranch "F" G-2-258537 | Sarco Creek (3630) | Refugio | 1 | 0 | 27K | Oct 2010 – Jun 2011 |
| Copano Gas Unit G-2-208122 | Tom Oconnor (4950) | Refugio | 1 | 0 | 272K | Jan 2005 – Jun 2011 |
| Oconnor -D- G-2-82999 | Lake Pasture (L-200) | Refugio | 1 | 0 | 150K | Jan 1993 – May 2011 |
| BP G-2-172090 | Lake Pasture, West (2100) | Refugio | 1 | 0 | 2.87M | Dec 1998 – May 2011 |
| T-C Oil Co.-O'Connor G-2-227776 | Lake Pasture (H-434) | Refugio | 1 | 0 | 178K | Apr 2007 – May 2011 |
| O'Connor G-2-134152 | McFaddin (2730 Stray) | Refugio | 1 | 0 | 488K | Jan 1993 – May 2011 |
| O'Connor O-2-7543 | Kay Creek (5880) | Victoria | 1 | 0 | 0 | Jan 1993 – May 2011 |
| O'Connor -D- G-2-223047 | Lake Pasture (E-219) | Refugio | 1 | 0 | 0 | Nov 2006 – Apr 2011 |
| O'Connor, Dennis et al "Cefi" G-2-82800 | Lake Pasture (L-200) | Refugio | 1 | 0 | 130K | Jan 1993 – Apr 2011 |