| Idalou Unit #2202HHZ42-303-31571 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | ActiveOil | 5,587 | Aug 16, 2012 | 2 | Apr 2026 |
| Idalou Unit #703HHZ42-303-31139 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | ActiveOil | 5,635 | Nov 1, 2011 | 2 | Apr 2026 |
| Idalou Unit #150442-303-31552 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | ActiveOil | 5,650 | Sep 17, 2010 | 1 | Apr 2026 |
| Idalou Unit #1009HHZ42-303-31240 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | Shut inOil | 5,624 | Jan 12, 2010 | 2 | Apr 2026 |
| Idalou Unit #1207HHZ42-303-31138 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | ActiveOil | 5,645 | Sep 8, 2009 | 2 | Apr 2026 |
| Idalou Unit #1903HHZ42-303-31475 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | ActiveOil | 5,663 | Oct 11, 2008 | 2 | Apr 2026 |
| Idalou Unit #150342-303-31476 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | ActiveOil | 5,651 | Jun 23, 2006 | 1 | Apr 2026 |
| Idalou Unit #101042-303-31241 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | ActiveInjection | 5,726 | May 11, 1993 | 1 | Apr 2026 |
| Idalou Unit #190242-303-31242 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | ActiveInjection | 5,651 | May 11, 1993 | 1 | Apr 2026 |
| Slaton Trust #142-303-30629 | Socorro Exploration Inc. only | LubbockIdalou North (Clearfork LO) | PluggedOil | 5,800 | Jul 2, 1992 | 2 | — |
| Texas Tech #742-303-31206 | Socorro Exploration Inc. only | LubbockIdalou North (Clearfork LO) | ActiveInjection | 5,726 | Feb 12, 1991 | 2 | Apr 2026 |
| Idalou Unit #100842-303-31141 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | ActiveOil | 5,641 | Mar 5, 1987 | 1 | Apr 2026 |
| Idalou Unit #240142-303-31137 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | ActiveOil | 5,639 | Dec 8, 1986 | 1 | Apr 2026 |
| Idalou Unit #50242-303-31126 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | ActiveOil | 5,656 | Jan 6, 1986 | 1 | Apr 2026 |
| Idalou Unit #40142-303-31121 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | ActiveOil | 5,662 | Dec 23, 1985 | 1 | Apr 2026 |
| Idalou Unit #260142-303-31072 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | PluggedOil | 5,700 | Dec 21, 1984 | 1 | Apr 2026 |
| Idalou Unit #110642-303-31018 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | Shut inOil | 5,644 | May 9, 1984 | 1 | Apr 2026 |
| Idalou Unit #20242-303-30993 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | PluggedOil | 5,700 | Dec 22, 1983 | 1 | Apr 2026 |
| Idalou Unit #250142-303-30936 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | PluggedOil | 5,700 | Jul 19, 1983 | 1 | Apr 2026 |
| Idalou Unit #100542-303-30932 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | ActiveInjection | 5,677 | Jul 5, 1983 | 1 | Apr 2026 |
| Idalou Unit #90442-303-30923 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | PluggedOil | 5,700 | May 12, 1983 | 1 | Apr 2026 |
| Idalou Unit #170142-303-30922 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | PluggedOil | 5,700 | May 10, 1983 | 1 | Apr 2026 |
| Idalou Unit #100342-303-30912 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | ActiveOil | 5,640 | Apr 15, 1983 | 1 | Apr 2026 |
| Idalou Unit #100242-303-30902 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | ActiveOil | 5,637 | Mar 7, 1983 | 1 | Apr 2026 |
| Idalou Unit #200242-303-30898 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | PluggedOil | 5,700 | Feb 11, 1983 | 1 | Apr 2026 |
| Idalou Unit #220142-303-30870 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | ActiveInjection | 5,656 | Dec 2, 1982 | 1 | Apr 2026 |
| Idalou Unit #10142-303-30862 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | PluggedOil | 5,650 | Nov 3, 1982 | 1 | Apr 2026 |
| Idalou Unit #190142-303-30853 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | Shut inOil | 5,650 | Oct 5, 1982 | 1 | Apr 2026 |
| Idalou Unit #150242-303-30845 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | ActiveInjection | 5,702 | Sep 10, 1982 | 1 | Apr 2026 |
| Idalou Unit #140142-303-30773 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | ActiveOil | 5,655 | Jan 28, 1982 | 1 | Apr 2026 |
| Idalou Unit #80142-303-30748 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | PluggedOil | 5,700 | Dec 7, 1981 | 1 | Apr 2026 |
| Hettler #142-303-30689 | Monsanto Oil Company only | LubbockIdalou North (Clearfork LO) | PluggedOil | 5,758 | May 7, 1981 | 1 | — |
| Lawson #1A42-303-30090 | New Reserves Group Inc. only | LubbockIdalou North (Clearfork LO) | PluggedOil | 5,900 | Jan 21, 1981 | 1 | — |
| Lawson #242-303-30628 | New Reserves Group Inc. only | LubbockIdalou North (Clearfork LO) | PluggedOil | 5,900 | Nov 13, 1980 | 1 | — |
| Idalou Unit #60142-303-30623 | Texland Petroleum L.P. only | LubbockIdalou North (Clearfork LO) | PluggedOil | 5,900 | Oct 10, 1980 | 1 | Apr 2026 |
| Texas Tech #642-303-30604 | Socorro Exploration Inc. only | LubbockIdalou North (Clearfork LO) | ActiveOil | 5,690 | Aug 29, 1980 | 1 | Apr 2026 |
| Lawson #142-303-30596 | New Reserves Group Inc. only | LubbockIdalou North (Clearfork LO) | PluggedOil | 5,900 | Aug 11, 1980 | 1 | — |
| Texas Tech #442-303-30584 | Socorro Exploration Inc. only | LubbockIdalou North (Clearfork LO) | ActiveOil | 5,760 | Jul 3, 1980 | 1 | Apr 2026 |
| Texas Tech #342-303-30577 | Socorro Exploration Inc. only | LubbockIdalou North (Clearfork LO) | ActiveOil | 5,763 | Jun 18, 1980 | 1 | Apr 2026 |
| Texas Tech #242-303-30564 | Socorro Exploration Inc. only | LubbockIdalou North (Clearfork LO) | ActiveOil | 5,685 | May 20, 1980 | 1 | Apr 2026 |
| Texas Tech #142-303-30478 | Socorro Exploration Inc. only | LubbockIdalou North (Clearfork LO) | PluggedOil | 6,500 | Mar 30, 1979 | 1 | Apr 2026 |