| Yturri-Harbo 1985 #9B42-029-37227 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Jan 31, 1986 | 1 | May 1997 |
| Yturri-Harbo 1985 #10B42-029-37228 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Jan 31, 1986 | 1 | May 1997 |
| Yturri-Harbo 1985 #8B42-029-37229 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Jan 31, 1986 | 1 | May 1997 |
| Yturri-Harbo 1985 #7B42-029-37230 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Jan 31, 1986 | 1 | May 1997 |
| Yturri-Harbo 1985 #3B42-029-37232 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Jan 30, 1986 | 1 | May 1997 |
| Yturri-Harbo 1985 #2B42-029-37233 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Jan 30, 1986 | 1 | May 1997 |
| Yturri BRS -B- #642-029-37234 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Jan 30, 1986 | 1 | May 1997 |
| Yturri BRS -B- #742-029-37235 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Jan 30, 1986 | 1 | May 1997 |
| Yturri-Harbo 1985 #4B42-029-37220 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Jan 29, 1986 | 1 | May 1997 |
| Hubbard Willa-Harbo 1985 #2A42-029-37221 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Jan 29, 1986 | 1 | Oct 1995 |
| Yturri-Harbo 1985 #1B42-029-37207 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Jan 27, 1986 | 1 | May 1997 |
| Lehmberg #6B42-029-37208 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 2,000 | Jan 27, 1986 | 1 | Apr 1998 |
| Lehmberg #1B42-029-37209 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 2,000 | Jan 27, 1986 | 1 | Apr 1998 |
| Lehmberg #2B42-029-37210 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 2,000 | Jan 27, 1986 | 1 | Apr 1998 |
| Lehmberg #4B42-029-37211 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 797 | Jan 27, 1986 | 1 | Apr 1998 |
| Lehmberg #5B42-029-37212 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 2,000 | Jan 27, 1986 | 1 | Apr 1998 |
| Hubbard Willa-Harbo 1985 #1A42-029-37213 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Jan 27, 1986 | 1 | Oct 1995 |
| Hubbard-Harbo #1C42-029-37214 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Jan 27, 1986 | 1 | Apr 1998 |
| Lehmberg #3B42-029-37215 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 2,000 | Jan 27, 1986 | 1 | Apr 1998 |
| Lehmberg #7B42-029-37216 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 2,000 | Jan 27, 1986 | 1 | Apr 1998 |
| Farran #742-013-33694 | Great Plains Resources Inc. | AtascosaSomerset | PluggedOil | 2,000 | Jan 24, 1986 | 1 | May 1998 |
| Farran #442-013-33695 | Great Plains Resources Inc. | AtascosaSomerset | PluggedOil | 2,000 | Jan 24, 1986 | 1 | May 1998 |
| Farran #542-013-33700 | Great Plains Resources Inc. | AtascosaSomerset | PluggedOil | 2,000 | Jan 24, 1986 | 1 | May 1998 |
| Farran #642-013-33701 | Great Plains Resources Inc. | AtascosaSomerset | PluggedOil | 2,000 | Jan 24, 1986 | 1 | May 1998 |
| Farran #342-013-33683 | Great Plains Resources Inc. | AtascosaSomerset | PluggedOil | 2,000 | Jan 15, 1986 | 1 | May 1998 |
| Farran #142-013-33684 | Great Plains Resources Inc. | AtascosaSomerset | PluggedOil | 2,000 | Jan 15, 1986 | 1 | May 1998 |
| Farran #242-013-33685 | Great Plains Resources Inc. | AtascosaSomerset | PluggedOil | 2,000 | Jan 15, 1986 | 1 | May 1998 |
| Checkmate #142-029-37077 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,500 | Dec 31, 1985 | 1 | Dec 1997 |
| Checkmate #242-029-37078 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,500 | Dec 31, 1985 | 1 | Dec 1997 |
| Checkmate #342-029-37079 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,500 | Dec 31, 1985 | 1 | Dec 1997 |
| Checkmate #442-029-37080 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,500 | Dec 31, 1985 | 1 | Dec 1997 |
| Checkmate #542-029-37081 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,500 | Dec 31, 1985 | 1 | Dec 1997 |
| Checkmate #642-029-37082 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,500 | Dec 31, 1985 | 1 | Dec 1997 |
| Checkmate #742-029-37083 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,500 | Dec 31, 1985 | 1 | Dec 1997 |
| Checkmate #1042-029-37086 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,500 | Dec 31, 1985 | 1 | Dec 1997 |
| Morris -B- #2842-029-36936 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 2,000 | Dec 11, 1985 | 1 | May 1998 |
| Morris -B- #1542-029-36937 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 2,000 | Dec 11, 1985 | 1 | May 1998 |
| Morris -B- #3042-029-36938 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 2,000 | Dec 11, 1985 | 1 | May 1998 |
| Morris -B- #3142-029-36939 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 2,000 | Dec 11, 1985 | 1 | May 1998 |
| Morris -B- #1442-029-36940 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 2,000 | Dec 11, 1985 | 1 | May 1998 |
| Morris -B- #2942-029-36941 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 2,000 | Dec 11, 1985 | 1 | May 1998 |
| Cooper -Z- #342-013-33637 | Great Plains Resources Inc. | AtascosaSomerset | PluggedOil | 2,000 | Nov 22, 1985 | 1 | May 1998 |
| Cooper -Z- #442-013-33638 | Great Plains Resources Inc. | AtascosaSomerset | PluggedOil | 2,000 | Nov 22, 1985 | 1 | May 1998 |
| McOsker -C- #1A42-029-36889 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 700 | Nov 19, 1985 | 1 | Apr 1998 |
| Kurz Eva #9A42-029-36878 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Nov 14, 1985 | 1 | Apr 1998 |
| Kurz Eva #10A42-029-36879 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Nov 14, 1985 | 1 | Apr 1998 |
| Kurz Eva #12A42-029-36880 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Nov 14, 1985 | 1 | Apr 1998 |
| Kurz Eva #11A42-029-36881 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Nov 14, 1985 | 1 | Apr 1998 |
| Kurz Eva #13A42-029-36890 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Nov 14, 1985 | 1 | Apr 1998 |
| Kurz Eva #1842-029-36891 | Great Plains Resources Inc. | BexarSomerset | PluggedOil | 1,600 | Nov 14, 1985 | 1 | Apr 1998 |