| Copano Gas Unit #2142-391-01682 | T - C Oil Company | Refugio, TXTom Oconnor (4950) | PluggedGas | 5,350 | Dec 19, 1997 | — | — |
| O Connor Dennis et al -L- #l 5142-391-31184 | T - C Oil Company | Refugio, TXLake Pasture (L-200) | PluggedGas | 8,500 | Jan 23, 1996 | — | — |
| O Connor Dennis et al L #l 5242-391-31224 | T - C Oil Company | Refugio, TXLake Pasture (L-200) | PluggedGas | 8,004 | Oct 16, 1995 | — | — |
| Copano Gas Unit #2042-391-01738 | T - C Oil Company | Refugio, TXTom Oconnor (5250) | PluggedOil | 5,915 | Sep 6, 1994 | — | — |
| O Connor #7142-391-32000 | T - C Oil Company | Refugio, TXHuff (2200) | PluggedGas | 4,600 | May 26, 1994 | — | — |
| O Connor #242-391-00239 | T - C Oil Company | Refugio, TXHuff (2600) | PluggedGas | 4,463 | Apr 21, 1993 | — | — |
| O Connor #4642-391-30012 | T - C Oil Company | Refugio, TXHuff (2600) | PluggedGas | 2,595 | Nov 23, 1992 | — | — |
| O Connor #3042-391-00246 | T - C Oil Company | Refugio, TXHuff (2800) | PluggedGas | 5,131 | Oct 16, 1992 | — | — |
| O Connor #442-391-00241 | T - C Oil Company | Refugio, TXHuff (3400) | PluggedGas | 3,720 | Jul 22, 1992 | — | — |
| O Connor Dennis et al L #l 3542-391-00350 | T - C Oil Company | Refugio, TXLake Pasture (E-235) | PluggedGas | 2,381 | May 6, 1992 | — | — |
| Oconnor #542-391-00192 | T - C Oil Company | Refugio, TXHuff (2900) | PluggedGas | 2,582 | Dec 18, 1991 | — | — |
| O Connor Dennis et al N #n 442-391-03766 | T - C Oil Company | Refugio, TXMcFaddin (2500) | PluggedGas | 6,176 | Nov 27, 1991 | — | — |
| O Connor H #2542-391-03910 | T - C Oil Company | Refugio, TXHuff (1700) | PluggedGas | 3,260 | Nov 27, 1991 | — | — |
| O Connor #2142-391-00186 | T - C Oil Company | Refugio, TXHuff (2600) | PluggedGas | 5,670 | Nov 19, 1991 | — | — |
| O Connor Dennis G et al #5T42-391-31326 | T - C Oil Company | Refugio, TXLake Pasture (M-348) | PluggedGas | 8,000 | Jun 3, 1991 | — | — |
| T-C Oil Company-O Connor #942-391-00372 | T - C Oil Company | Refugio, TXLake Pasture (E-219) | PluggedGas | 4,650 | May 21, 1991 | — | — |
| O Connor #942-391-82080 | T - C Oil Company | Refugio, TXHuff (384 Sand) | PluggedGas | 2,252 | Mar 22, 1991 | — | — |
| T-C Oil Company-O Connor #142-391-00221 | T - C Oil Company | Refugio, TXWildcat | PluggedGas | 5,823 | Mar 21, 1991 | — | — |
| O Connor Dennis et al L #l 5442-391-31486 | T - C Oil Company | Refugio, TXLake Pasture (L-167) | PluggedGas | 3,500 | Mar 21, 1991 | — | — |
| O Connor #7342-469-32707 | T - C Oil Company | Victoria, TXKay Creek (5880) | PluggedOil | 7,000 | Dec 5, 1990 | — | — |
| O Connor #7542-469-32769 | T - C Oil Company | Victoria, TXMcFaddin (6200) | PluggedGas | 7,000 | Dec 3, 1990 | — | — |
| T-C Oil Co.-O Connor #3342-391-00259 | T - C Oil Company | Refugio, TXLake Pasture (E-275) | PluggedGas | 4,650 | Jun 15, 1990 | — | — |
| O Connor #4742-391-30143 | T - C Oil Company | Refugio, TXMcFaddin (2730 Stray) | PluggedGas | 6,250 | Jan 12, 1990 | — | — |
| O Connor Dennie et al -L- #l 642-391-00314 | T - C Oil Company | Refugio, TXLake Pasture (L-202) | PluggedGas | 4,654 | Jul 5, 1989 | — | — |
| Oconnor #4542-391-03958 | T - C Oil Company | Refugio, TXHuff (3140) | PluggedGas | 6,400 | Nov 28, 1988 | — | — |
| Oconnor Dennis et al -a- #a 142-391-03896 | T - C Oil Company | Refugio, TXLake Pasture (E-275) | PluggedGas | 6,200 | Aug 30, 1988 | — | — |
| O Connor D #d 942-391-00229 | T - C Oil Company | Refugio, TXLake Pasture (L-202) | PluggedGas | 4,686 | Aug 12, 1988 | — | — |
| Copano Gas Unit #1542-391-01687 | T - C Oil Company | Refugio, TXTom Oconnor (4950) | PluggedGas | 5,934 | Mar 9, 1988 | — | — |
| Copano Gas Unit #1442-391-01692 | T - C Oil Company | Refugio, TXTom Oconnor (4950) | PluggedGas | 6,463 | Mar 9, 1988 | — | — |
| Oconnor #5942-391-31421 | T - C Oil Company | Refugio, TXHuff (2200) | PluggedGas | 7,500 | Aug 28, 1984 | — | — |
| O Connor Dennis et al -L- #l 5542-391-31509 | T - C Oil Company | Refugio, TXLake Pasture (E-284) | PluggedGas | 4,050 | Jun 26, 1984 | — | — |
| T-C Oil Co.-Oconnor #4542-391-03782 | T - C Oil Company | Refugio, TXLake Pasture (E-259) | PluggedGas | 5,195 | Jun 21, 1984 | — | — |
| Copano Gas Unit #1342-391-01670 | T - C Oil Company | Refugio, TXTom Oconnor (4200) | PluggedGas | 5,858 | May 4, 1984 | — | — |
| T-C Oil Co.-O Connor #1242-391-00266 | T - C Oil Company | Refugio, TXLake Pasture (FS-515) | PluggedOil | 6,502 | Mar 7, 1984 | — | — |
| Oconnor Thos. -E- #6442-391-01688 | T - C Oil Company | Refugio, TXTom Oconnor (5425 Sand) | PluggedOil | 5,934 | Nov 21, 1983 | — | — |
| Oconnor Thos. -E- #542-391-01629 | T - C Oil Company | Refugio, TXTom Oconnor (5425 Sand) | PluggedOil | 5,916 | Nov 2, 1983 | — | — |
| Oconnor Dennis et al -L- #l 5042-391-31176 | T - C Oil Company | Refugio, TXLake Pasture (E-233) | PluggedGas | 8,500 | Oct 17, 1983 | — | — |
| Oconnor #4442-391-00049 | T - C Oil Company | Refugio, TXHuff (2600) | PluggedGas | 6,978 | Sep 30, 1983 | — | — |
| Copano Gas Unit #1242-391-01704 | T - C Oil Company | Refugio, TXTom Oconnor (4200) | PluggedGas | 4,439 | Aug 26, 1983 | — | — |
| Oconnor Dennis et al -L- #l 242-391-00313 | T - C Oil Company | Refugio, TXLake Pasture (L-200) | PluggedGas | 4,648 | Aug 25, 1983 | — | — |
| T-C Oil Co. Oconnor #842-391-00371 | T - C Oil Company | Refugio, TXLake Pasture (L-206) | PluggedGas | 6,095 | Aug 22, 1983 | — | — |
| Oconnor #5042-391-30144 | T - C Oil Company | Refugio, TXMcFaddin (2730 Stray) | PluggedGas | 3,914 | Jul 26, 1983 | — | — |
| T-C Oil Co.-Oconnor #2642-391-00222 | T - C Oil Company | Refugio, TXLake Pasture (L-202) | PluggedGas | 4,650 | Jun 8, 1983 | — | — |
| Oconnor #36 C42-391-00195 | T - C Oil Company | Refugio, TXMcFaddin (2200) | PluggedGas | 3,715 | May 4, 1983 | — | — |
| O Connor #3742-391-00254 | T - C Oil Company | Refugio, TXT-C (5600) | PluggedGas | 5,534 | May 4, 1983 | — | — |
| O Connor Dennis et al C #c 142-175-31714 | T - C Oil Company | Goliad, TXSarco Creek (4800) | PluggedGas | 5,175 | Mar 16, 1983 | — | — |
| Oconnor Dennis et al -E- #e 1 T42-391-30483 | T - C Oil Company | Refugio, TXLake Pasture (E-275) | PluggedGas | 3,510 | Feb 22, 1983 | — | — |
| T-C Oil Co.-Oconnor #2342-391-00305 | T - C Oil Company | Refugio, TXLake Pasture (E-261) | PluggedGas | 5,230 | Jul 22, 1982 | — | — |
| Oconnor #48 U42-391-30149 | T - C Oil Company | Refugio, TXHuff ( 199) | PluggedGas | 4,550 | Jun 15, 1982 | — | — |
| Oconnor -D- #d 1142-391-00231 | T - C Oil Company | Refugio, TXLake Pasture (E-273) | PluggedGas | 4,655 | May 26, 1982 | — | — |