| Jennifer (Queen) Unit #4342-135-38622 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,632 | Feb 26, 2004 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #2742-135-35797 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | PluggedOil | 4,700 | Oct 30, 2001 | 2 | Jul 2026 |
| N. Concho Bluff Queen Unit #6642-135-37885 | Hilcorp Energy Company only | EctorConcho Bluff North (Queen) | ActiveOil | 4,611 | Oct 1, 2000 | 1 | Aug 2026 |
| N. Concho Bluff Queen Unit #6942-135-37886 | Hilcorp Energy Company only | EctorConcho Bluff North (Queen) | Shut inOil | 4,600 | Oct 1, 2000 | 1 | Aug 2026 |
| Jennifer (Queen) Unit #27A42-135-37859 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,600 | Jul 25, 2000 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #4242-135-37860 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,614 | Jul 25, 2000 | 2 | Jul 2026 |
| N. Concho Bluff Queen Unit #5142-135-37142 | Hilcorp Energy Company only | EctorConcho Bluff North (Queen) | ActiveOil | 4,595 | Dec 1, 1995 | 1 | Aug 2026 |
| N. Concho Bluff Queen Unit #5342-135-37143 | Hilcorp Energy Company only | EctorConcho Bluff North (Queen) | ActiveOil | 4,634 | Dec 1, 1995 | 1 | Aug 2026 |
| N. Concho Bluff Queen Unit #5242-135-37144 | Hilcorp Energy Company only | EctorConcho Bluff North (Queen) | ActiveOil | 4,560 | Dec 1, 1995 | 1 | Aug 2026 |
| Slator #742-135-36629 | Last Mile Production LLC only | EctorConcho Bluff North (Queen) | Shut inOil | 4,521 | Jun 11, 1992 | 1 | Dec 2025 |
| Jennifer (Queen) Unit #5BM42-135-36216 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | PluggedOil | 4,700 | Apr 7, 1992 | 2 | Jul 2026 |
| Slator #842-135-36549 | Last Mile Production LLC only | EctorConcho Bluff North (Queen) | Shut inOil | 4,480 | Nov 14, 1991 | 1 | Dec 2025 |
| Slator #542-135-36484 | Last Mile Production LLC only | EctorConcho Bluff North (Queen) | Shut inOil | 4,490 | May 23, 1991 | 2 | Dec 2025 |
| Jennifer (Queen) Unit #3WS42-135-36378 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveWater Supply | 1,350 | Nov 2, 1990 | 1 | Jul 2026 |
| Slator #342-135-36351 | Last Mile Production LLC only | EctorConcho Bluff North (Queen) | ActiveInjection | 4,493 | Oct 12, 1990 | 1 | Dec 2025 |
| Jennifer (Queen) Unit #41WI42-135-36276 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | PluggedOil | 4,700 | Jul 16, 1990 | 2 | Jul 2026 |
| Jennifer (Queen) Unit #2WS42-135-36274 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveWater Supply | 1,410 | Jul 6, 1990 | 1 | Jul 2026 |
| Slator #242-135-36267 | Last Mile Production LLC only | EctorConcho Bluff North (Queen) | Shut inOil | 4,490 | Jun 19, 1990 | 1 | Dec 2025 |
| Jennifer (Queen) Unit #1WS42-135-36258 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveWater Supply | 1,385 | Jun 8, 1990 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #1342-135-36221 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,620 | Apr 11, 1990 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #8WI42-135-36215 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveInjection | 4,570 | Apr 6, 1990 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #16WI42-135-36217 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | Shut inOil | 4,580 | Apr 6, 1990 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #33WI42-135-36223 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | Shut inOil | 4,610 | Apr 6, 1990 | 1 | Jul 2026 |
| Slator #142-135-36188 | Last Mile Production LLC only | EctorConcho Bluff North (Queen) | Shut inOil | 4,473 | Jan 26, 1990 | 1 | Dec 2025 |
| Jennifer (Queen) Unit #542-135-35891 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,560 | May 19, 1988 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #2942-135-35798 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,640 | Feb 1, 1988 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #36WI42-135-35662 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | Shut inOil | 4,600 | Sep 24, 1987 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #30WI42-135-35604 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | Shut inOil | 4,645 | Aug 4, 1987 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #3542-135-35591 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,655 | Jul 13, 1987 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #3742-135-35592 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,615 | Jul 13, 1987 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #24WI42-135-35531 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveInjection | 4,600 | Apr 24, 1987 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #3242-135-35532 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,700 | Apr 24, 1987 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #2842-135-35533 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,602 | Apr 24, 1987 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #1942-135-35499 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,601 | Mar 3, 1987 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #31WI42-135-35500 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | Shut inOil | 4,620 | Mar 3, 1987 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #2542-135-35370 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,630 | Dec 2, 1986 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #26WI42-135-35371 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveInjection | 4,693 | Dec 2, 1986 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #20WI42-135-35353 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | Shut inOil | 4,605 | Oct 8, 1986 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #21WI42-135-35321 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | Shut inOil | 4,603 | Jun 19, 1986 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #3842-135-35269 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,575 | Feb 19, 1986 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #14WI42-135-35257 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | Shut inOil | 4,635 | Jan 27, 1986 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #22WI42-135-35258 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | Shut inOil | 4,660 | Jan 27, 1986 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #4042-135-35208 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,607 | Dec 11, 1985 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #1742-135-35206 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,638 | Dec 9, 1985 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #1542-135-35145 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,640 | Nov 13, 1985 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #9WI42-135-35146 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | Shut inOil | 4,657 | Nov 13, 1985 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #39WI42-135-35143 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | Shut inOil | 4,700 | Nov 12, 1985 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #1242-135-35078 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,600 | Sep 16, 1985 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #642-135-35079 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,790 | Sep 16, 1985 | 1 | Jul 2026 |
| Jennifer (Queen) Unit #742-135-35018 | Richland Resources Corporation only | EctorConcho Bluff North (Queen) | ActiveOil | 4,560 | Jul 1, 1985 | 1 | Jul 2026 |