| Duke Ranch -N- #142-175-33790 | T - C Oil Company | Goliad, TXLive Oak Lake (Consolidated) | PluggedGas | 6,500 | Mar 24, 2006 | — | — |
| T-O Oil Co.-O Connor #6842-391-31774 | T - C Oil Company | Refugio, TXLake Pasture (E-261) | PluggedGas | 4,600 | Mar 22, 2006 | — | — |
| T-C Oil Co. -O Connor #4742-391-30025 | T - C Oil Company | Refugio, TXLake Pasture (H-434) | PluggedGas | 6,000 | Jan 18, 2006 | — | — |
| Copano Gas Unit #3542-391-01611 | T - C Oil Company | Refugio, TXTom Oconnor (4050) | PluggedGas | 5,846 | Jan 12, 2006 | — | — |
| Bundick #342-175-33794 | T - C Oil Company | Goliad, TXSarco Creek (5000) | PluggedGas | 6,000 | Jan 11, 2006 | — | — |
| O Connor Dennis et al -L- #l 2742-391-00317 | T - C Oil Company | Refugio, TXLake Pasture (H-434) | PluggedGas | 4,500 | Jan 11, 2006 | — | — |
| Harithas Ann W. #442-175-32801 | T - C Oil Company | Goliad, TXSarco Creek (4100) | PluggedGas | 5,200 | Dec 28, 2005 | — | — |
| Duke Ranch -6- #142-175-33867 | T - C Oil Company | Goliad, TXTejas (Frio 5000) | PluggedGas | 7,000 | Dec 19, 2005 | — | — |
| Duke Ranch -2- #142-175-33849 | T - C Oil Company | Goliad, TXLive Oak Lake (Consolidated) | PluggedOil | 8,000 | Oct 24, 2005 | — | — |
| Duke Ranch -4- #142-175-33846 | T - C Oil Company | Goliad, TXLive Oak Lake (Consolidated) | PluggedGas | 8,000 | Oct 21, 2005 | — | — |
| Duke Ranch -1- #142-175-33847 | T - C Oil Company | Goliad, TXLive Oak Lake (Consolidated) | PluggedGas | 8,000 | Oct 21, 2005 | — | — |
| Duke Ranch -3- #142-175-33848 | T - C Oil Company | Goliad, TXTerrell Point (2800) | PluggedGas | 8,000 | Oct 21, 2005 | — | — |
| O Connor Dennis et al -L- #l 342-391-00196 | T - C Oil Company | Refugio, TXLake Pasture (L-200) | PluggedGas | 4,655 | Sep 29, 2005 | — | — |
| O Connor Dennis et al -L- #l 142-391-00312 | T - C Oil Company | Refugio, TXLake Pasture (E-221) | PluggedGas | 4,651 | Sep 29, 2005 | — | — |
| Duke Ranch -Z- #142-175-33839 | T - C Oil Company | Goliad, TXSarco Creek (4500) | PluggedGas | 6,000 | Sep 27, 2005 | — | — |
| Duke Ranch -K- #142-175-33838 | T - C Oil Company | Goliad, TXTejas (Frio 4500) | PluggedGas | 6,000 | Sep 21, 2005 | — | — |
| O Connor D #d 442-391-00225 | T - C Oil Company | Refugio, TXLake Pasture (E-219) | PluggedGas | 5,820 | Jul 11, 2005 | — | — |
| Copano Gas Unit #3342-391-01691 | T - C Oil Company | Refugio, TXTom Oconnor (4950) | PluggedGas | 5,711 | Jun 9, 2005 | — | — |
| Duke Ranch -Q- #142-175-33787 | T - C Oil Company | Goliad, TXLive Oak Lake (Consolidated) | PluggedGas | 6,500 | Jun 7, 2005 | — | — |
| Duke Ranch -R- #142-175-33782 | T - C Oil Company | Goliad, TXLive Oak Lake (Consolidated) | PluggedGas | 6,000 | May 23, 2005 | — | — |
| O Connor #1642-391-00252 | T - C Oil Company | Refugio, TXHuff (5300) | PluggedOil | 5,337 | May 3, 2005 | — | — |
| O Connor #7842-391-32103 | T - C Oil Company | Refugio, TXHuff (2200) | PluggedGas | 4,800 | Mar 31, 2005 | — | — |
| T-C Oil Co.-O Connor #8142-391-31819 | T - C Oil Company | Refugio, TXLake Pasture (L-200) | PluggedGas | 4,600 | Feb 24, 2005 | — | — |
| Duke Ranch -C- #142-175-33727 | T - C Oil Company | Goliad, TXLive Oak Lake (Consolidated) | PluggedGas | 6,000 | Jan 27, 2005 | — | — |
| Duke Ranch -E- #142-175-33729 | T - C Oil Company | Goliad, TXSarco Creek (4800) | PluggedGas | 6,000 | Jan 27, 2005 | — | — |
| Duke Ranch -H- #142-175-33730 | T - C Oil Company | Goliad, TXSarco Creek (4700) | PluggedGas | 6,000 | Jan 27, 2005 | — | — |
| Copano Gas Unit #2942-391-01612 | T - C Oil Company | Refugio, TXTom Oconnor (4200) | PluggedGas | 5,875 | Jan 14, 2005 | — | — |
| Copano Gas Unit #2842-391-01621 | T - C Oil Company | Refugio, TXTom Oconnor (4950) | PluggedGas | 5,800 | Jan 14, 2005 | — | — |
| Copano Gas Unit #3042-391-01676 | T - C Oil Company | Refugio, TXTom Oconnor (4950) | PluggedGas | 5,700 | Jan 14, 2005 | — | — |
| Duke Ranch -B- #142-175-33719 | T - C Oil Company | Goliad, TXSarco Creek (5000) | PluggedGas | 6,000 | Dec 28, 2004 | — | — |
| T-C Oil Co.-O Connor #5742-391-30279 | T - C Oil Company | Refugio, TXLake Pasture (FS-545) | PluggedGas | 7,821 | Mar 3, 2004 | — | — |
| Duke Ranch #142-175-33014 | T - C Oil Company | Goliad, TXGaffney SW. (4300) | PluggedGas | 6,300 | Mar 2, 2004 | — | — |
| T-C Oil Co.-O Conner #1042-391-00264 | T - C Oil Company | Refugio, TXLake Pasture (H-484) | PluggedGas | 6,510 | Jun 12, 2003 | — | — |
| Bundick #142-175-33535 | T - C Oil Company | Goliad, TXSarco Creek (4800) | PluggedGas | 5,800 | Jun 11, 2003 | — | — |
| T-C Oil Co.-O Connor #2442-391-00258 | T - C Oil Company | Refugio, TXLake Pasture (E-273) | PluggedGas | 4,600 | May 19, 2003 | — | — |
| O Connor Dennis et al -L- #l 1442-391-00320 | T - C Oil Company | Refugio, TXLake Pasture (E-261) | PluggedGas | 4,650 | Apr 18, 2003 | — | — |
| O Connor #4342-391-00048 | T - C Oil Company | Refugio, TXHuff (1400) | PluggedGas | 5,145 | Apr 14, 2003 | — | — |
| O Connor Dennis et al -L- #l 4442-391-30429 | T - C Oil Company | Refugio, TXLake Pasture (E-223) | PluggedGas | 4,605 | Apr 10, 2003 | — | — |
| T-C Oil Co.-O Connor #2542-391-00306 | T - C Oil Company | Refugio, TXLake Pasture (H-434) | PluggedGas | 4,400 | Dec 18, 2001 | — | — |
| O Connor Dennis et al -L- #l 1042-391-00337 | T - C Oil Company | Refugio, TXLake Pasture (H-434) | PluggedGas | 4,440 | Dec 6, 2001 | — | — |
| O Connor #d 642-391-00227 | T - C Oil Company | Refugio, TXLake Pasture (H-434) | PluggedGas | 6,200 | Nov 6, 2001 | — | — |
| Oconnor Dennis et al -G- #g 742-391-03802 | T - C Oil Company | Refugio, TXLake Pasture West (3700) | PluggedGas | 4,800 | Aug 10, 2001 | — | — |
| Copano Gas Unit #142-391-03850 | T - C Oil Company | Refugio, TXTom Oconnor (3900 South) | PluggedGas | 5,259 | Jun 27, 2001 | — | — |
| Harithas Ann W. #542-175-32896 | T - C Oil Company | Goliad, TXSarco Creek (4170) | PluggedGas | 5,300 | Apr 25, 2001 | — | — |
| O Connor Dennis et al -L- #l 4742-391-30497 | T - C Oil Company | Refugio, TXLake Pasture (H-434) | PluggedOil | 8,120 | Oct 3, 2000 | — | — |
| Harithas Ann W. #142-175-32721 | T - C Oil Company | Goliad, TXSarco Creek (4300) | PluggedGas | 5,400 | Apr 26, 1999 | — | — |
| O Connor Thomas -D- #1342-391-00579 | T - C Oil Company | Refugio, TXTom Oconnor (4200) | PluggedGas | 4,980 | Jan 21, 1999 | — | — |
| O Connor H #h 2442-391-03768 | T - C Oil Company | Refugio, TXHuff (384 Sand) | PluggedGas | 3,300 | Apr 2, 1998 | — | — |
| O Connor Dennis et al G #1042-391-32231 | T - C Oil Company | Refugio, TXLake Pasture West (4500) | PluggedOil | 6,400 | Mar 11, 1998 | — | — |
| Copano Gas Unit #2242-391-01663 | T - C Oil Company | Refugio, TXTom Oconnor (4950) | PluggedGas | 5,859 | Feb 5, 1998 | — | — |