| Goldsmith Andector Unit #j 11 W42-135-36528 | Maverick Permian LLC only | EctorGoldsmith (Clear Fork) | ActiveInjection | 6,550 | Oct 4, 1991 | 1 | Aug 2026 |
| Averitt F #1__42-135-36525 | OXY USA Inc.permitted by · no operator of record | EctorMoose (Queen) | Plugged | 4,750 | Oct 3, 1991 | 1 | — |
| Pevehouse #142-135-36524 | Quay Valley Inc. only | EctorCuerno Largo (Penn) | PluggedOil | 13,000 | Oct 1, 1991 | 1 | Feb 2001 |
| Cowden #242-135-36521 | Petex only | EctorHarper W. (Pennsylvanian) | PluggedOil | 13,000 | Sep 25, 1991 | 2 | Aug 2026 |
| Shoebar Ranch #1HZ42-135-36163 | Scythian Ltd. only | EctorKing Lake (Ellenburger) | PluggedOil | 11,300 | Sep 20, 1991 | 3 | Aug 2000 |
| Lazy -E- #142-135-36208 | Beach Exploration Inc. only | EctorDouble -H- (Grayburg) | ActiveOil | 7,850 | Sep 13, 1991 | 2 | Aug 2026 |
| Lazy -E- #342-135-36520 | Beach Exploration Inc. only | EctorDouble -H- (Grayburg) | ActiveOil | 4,400 | Sep 13, 1991 | 1 | Aug 2026 |
| Lazy -E- #242-135-36277 | Beach Exploration Inc. only | EctorDouble -H- (Grayburg) | ActiveInjection | 6,700 | Sep 10, 1991 | 3 | Aug 2026 |
| North Penwell Unit #20042-135-36511 | Ring Energy Inc. only | EctorPenwell | Shut inOil | 4,901 | Sep 6, 1991 | 1 | Aug 2026 |
| North Penwell Unit #19742-135-36512 | Ring Energy Inc. only | EctorPenwell | PluggedOil | 4,850 | Sep 6, 1991 | 1 | Aug 2026 |
| North Penwell Unit #19642-135-36513 | Ring Energy Inc. only | EctorPenwell | Shut inOil | 4,901 | Sep 6, 1991 | 1 | Aug 2026 |
| North Penwell Unit #20542-135-36514 | Ring Energy Inc. only | EctorPenwell | PluggedOil | 4,850 | Sep 6, 1991 | 1 | Aug 2026 |
| North Penwell Unit #211 W42-135-36515 | Ring Energy Inc. only | EctorPenwell | ActiveInjection | 4,850 | Sep 6, 1991 | 1 | Aug 2026 |
| North Penwell Unit #21542-135-36516 | Ring Energy Inc. only | EctorPenwell | PluggedOil | 4,850 | Sep 6, 1991 | 1 | Aug 2026 |
| North Penwell Unit #21742-135-36517 | Ring Energy Inc. only | EctorPenwell | Shut inOil | 4,850 | Sep 6, 1991 | 1 | Aug 2026 |
| North Penwell Unit #18242-135-36518 | Ring Energy Inc. only | EctorPenwell | PluggedOil | 4,850 | Sep 6, 1991 | 1 | Aug 2026 |
| Williamson J. M. a #342-135-36519 | Raptor Resources Inc. only | EctorGoldsmith W. (San Andres) | ActiveOil | 4,600 | Sep 6, 1991 | 1 | Aug 2026 |
| Foster D #242-135-36510 | Citgo Pipeline Companypermitted by · no operator of record | Ector | Not on schedule | 275 | Sep 5, 1991 | 1 | — |
| Connell W.E. B #2742-135-01577 | Siana Oil & Gas only | EctorPenwell (Clear Fork) | PluggedOil | 8,913 | Sep 3, 1991 | 2 | Sep 2017 |
| Toad-A- #842-135-36509 | Texland Petroleum L.P. only | EctorCowden North (Deep) | PluggedOil | 5,350 | Aug 30, 1991 | 1 | Aug 2026 |
| Henderson F.A. -B- #1142-135-36492 | Exxon Mobil Corporation only | EctorCowden South (Canyon 8790) | PluggedOil | 9,350 | Aug 28, 1991 | 1 | Jun 2002 |
| Woods E. N. #1442-135-34733 | OXY USA Inc. only | EctorCowden North | Shut inOil | 10,537 | Aug 26, 1991 | 4 | Aug 2026 |
| East Penwell /San Andres/ Unit #150842-135-36502 | Bce-Mach III LLC only | EctorPenwell | ActiveOil | 4,000 | Aug 20, 1991 | 2 | Aug 2026 |
| East Penwell (San Andres) Unit #111342-135-36503 | Fina Oil & Chemical Companypermitted by · no operator of record | EctorPenwell | Not on schedule | 4,100 | Aug 20, 1991 | 1 | — |
| East Penwell /San Andres/ Unit #111242-135-36504 | Bce-Mach III LLC only | EctorPenwell | ActiveOil | 4,000 | Aug 20, 1991 | 1 | Aug 2026 |
| East Penwell /San Andres/ Unit #90842-135-36505 | Bce-Mach III LLC only | EctorPenwell | ActiveOil | 3,960 | Aug 20, 1991 | 1 | Aug 2026 |
| East Penwell (San Andres) Unit #40942-135-36506 | Fina Oil & Chemical Companypermitted by · no operator of record | EctorPenwell | Not on schedule | 4,100 | Aug 20, 1991 | 1 | — |
| East Penwell /San Andres/ Unit #31442-135-36507 | Bce-Mach III LLC only | EctorPenwell | ActiveOil | 4,000 | Aug 20, 1991 | 1 | Aug 2026 |
| East Penwell /San Andres/ Unit #201242-135-36508 | Bce-Mach III LLC only | EctorPenwell | ActiveOil | 4,000 | Aug 20, 1991 | 1 | Aug 2026 |
| North Cowden Unit #140742-135-36496 | Occidental Permian Ltd. only | EctorCowden North | PluggedOil | 5,000 | Aug 19, 1991 | 1 | Aug 2026 |
| North Cowden Unit #140642-135-36497 | Occidental Permian Ltd. only | EctorCowden North | PluggedOil | 5,000 | Aug 19, 1991 | 1 | Aug 2026 |
| North Cowden Unit #140842-135-36498 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 4,525 | Aug 19, 1991 | 1 | Aug 2026 |
| North Cowden Unit #141042-135-36499 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 4,410 | Aug 19, 1991 | 1 | Aug 2026 |
| North Cowden Unit #141142-135-36500 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 4,400 | Aug 19, 1991 | 1 | Aug 2026 |
| East Harper Unit #12642-135-36111 | Aghorn Operating Inc. only | EctorHarper | ActiveOil | 5,526 | Aug 7, 1991 | 2 | Jun 2026 |
| Smith #3__42-135-36489 | Penwell Energy, Inc.permitted by · no operator of record | EctorThree Leaguers (Clearfork) | Plugged | 5,700 | Aug 2, 1991 | 1 | — |
| Smith #2__42-135-36490 | Penwell Energy, Inc.permitted by · no operator of record | EctorThree Leaguers (Clearfork) | Plugged | 5,700 | Aug 2, 1991 | 1 | — |
| Cowden 14 #142-135-36495 | Aghorn Operating Inc. only | EctorHarper W. (Pennsylvanian) | ActiveOil | 12,791 | Aug 2, 1991 | 3 | Jun 2026 |
| Cowden "14" #342-135-36494 | Sage Energy Companypermitted by · no operator of record | Ector | Not on schedule | 13,000 | Aug 1, 1991 | 1 | — |
| Cummins D #842-135-00089 | Hilcorp Energy Company only | EctorGoldsmith W. (Wolfcamp) | Shut inOil | 8,215 | Jul 24, 1991 | 1 | Oct 2006 |
| Goldsmith East Holt Unit #70342-135-32967 | Scout Energy Management LLC only | EctorGoldsmith East (Holt) | PluggedOil | 5,200 | Jul 18, 1991 | 2 | Mar 2018 |
| Cowden -13- #8G42-135-36493 | Aghorn Operating Inc. only | EctorHarper (Glorieta) | ActiveOil | 5,495 | Jul 15, 1991 | 1 | Jun 2026 |
| Johnson Gbsa Unit #1905W42-135-30670 | OXY USA WTP LP only | EctorJohnson | ActiveInjection | 4,350 | Jul 10, 1991 | 1 | Aug 2026 |
| Slator #642-135-36488 | Three-B Oil Company, Thepermitted by · no operator of record | EctorConcho Bluff, North (Queen) | Plugged | 4,600 | Jul 8, 1991 | 2 | — |
| Goldsmith C. A. Etal #1228R42-135-30199 | Hilcorp Energy Company only | EctorGoldsmith (Clear Fork) | Shut inOil | 6,352 | Jun 28, 1991 | 2 | Jul 2026 |
| Goldsmith C. A. Etal #1270R42-135-30290 | Hilcorp Energy Company only | EctorGoldsmith (Clear Fork) | PluggedOil | 6,650 | Jun 28, 1991 | 2 | Jul 2026 |
| Goldsmith-Landreth /Deep/ Unit #21942-135-33483 | Occidental Permian Ltd. only | EctorGoldsmith (Clear Fork) | Shut inOil | 6,321 | Jun 27, 1991 | 3 | Aug 2026 |
| TXL North Unit #667W42-135-01333 | Formentera Operations LLC only | EctorTXL (Tubb) | PluggedOil | 6,300 | Jun 26, 1991 | 1 | Aug 2026 |
| Cowden Ranch 6 #10__42-135-36486 | Rust Oil Corp.permitted by · no operator of record | Ector | Plugged | 5,800 | Jun 24, 1991 | 1 | — |
| West -28- #442-135-36487 | Clear Water Inc. only | EctorGoldsmith W. (San Andres) | ActiveOil | 4,600 | Jun 21, 1991 | 1 | Aug 2026 |