| Mathis a #142-115-31406 | Breck Operating Corp. only | DawsonTex-Hamon (Dean) | PluggedOil | 9,500 | Jan 21, 2026 | 2 | Oct 2003 |
| Walker-Buckler #442-447-30494 | Breck Operating Corp. only | ThrockmortonWalker-Buckler(miss) | PluggedOil | 1,800 | Sep 12, 2014 | 1 | Sep 1994 |
| Beeman #242-115-33304 | Breck Operating Corp. only | DawsonKnight & Miller (Fusselman) | PluggedOil | 5,200 | Feb 22, 2010 | 1 | — |
| Hanna #242-237-38985 | Breck Operating Corp. only | JackFranklin (Strawn) | PluggedOil | 5,500 | Sep 29, 2006 | 1 | Dec 2015 |
| Hendrick 46 #942-495-33223 | Breck Operating Corp. only | WinklerKermit | PluggedOil | 3,400 | Aug 18, 2006 | 1 | Jun 2007 |
| Rape J. M. #442-389-32424 | Breck Operating Corp. only | ReevesWaha West (Delaware) | PluggedOil | 6,800 | Jun 26, 2006 | 1 | Dec 2012 |
| Dyer Heirs #242-059-02769 | Breck Operating Corp. only | CallahanDyer (Strawn) | PluggedOil | 3,891 | Jun 23, 2006 | 1 | — |
| Blakeney 29 #442-135-38936 | Breck Operating Corp. only | EctorCowden North | PluggedGas | 6,000 | Nov 15, 2005 | 2 | Aug 2010 |
| Blackman G. E. #142-337-00982 | Breck Operating Corp. only | MontagueMontague County Regular | PluggedOil | 6,800 | May 15, 2001 | 1 | — |
| Lambshead D-10 Unit #1D42-447-35444 | Breck Operating Corp. only | ThrockmortonThrockmorton County Regular | PluggedOil | 5,000 | Nov 6, 2000 | 4 | May 2009 |
| Nail 06 #142-417-37738 | Breck Operating Corp. only | ShackelfordNail Tract 20 (Miss.) | PluggedGas | 5,500 | Jun 22, 2000 | 3 | Apr 2001 |
| Rape 4 #142-389-32177 | Breck Operating Corp. only | ReevesWaha West (Delaware) | PluggedOil | 5,200 | Dec 22, 1999 | 1 | Dec 2012 |
| Lambshead D-9 #1A42-447-35202 | Breck Operating Corp. only | ThrockmortonBig Buffalo (Mississippian) | PluggedOil | 5,500 | Jan 27, 1999 | 5 | Feb 2007 |
| Baker Hance #542-201-32555 | Breck Operating Corp. only | HarrisBammel South (Fairbanks Sd.) | PluggedOil | 7,300 | Oct 27, 1998 | 1 | Jun 1998 |
| Hooker 17 #142-417-38166 | Breck Operating Corp. only | ShackelfordShackelford County Regular | PluggedGas | 4,900 | Jun 5, 1998 | 3 | Dec 1999 |
| Buechy State #1D42-371-20329 | Breck Operating Corp. only | PecosRojo Caballos W. (Delaware) | PluggedOil | 5,800 | Sep 2, 1997 | 1 | Feb 2001 |
| Stewart #142-371-36678 | Breck Operating Corp. only | PecosRojo Caballos W. (Delaware) | PluggedOil | 5,400 | Feb 7, 1997 | 1 | Oct 2001 |
| Cook Ranch #A30342-417-37824 | Breck Operating Corp. only | ShackelfordShackelford County Regular (Gas) | PluggedGas | 5,500 | Jan 29, 1997 | 2 | Jun 1997 |
| Linthicum 1223 #142-235-33622 | Breck Operating Corp. only | IrionLavan (Wolfcamp) | PluggedGas | 7,500 | Jan 10, 1997 | 1 | Aug 2018 |
| Buechy State #142-371-36610 | Breck Operating Corp. only | PecosRojo Caballos W. (Delaware) | PluggedOil | 7,200 | Jun 24, 1996 | 2 | Feb 2001 |
| Caldwell McFaddin Min. TR 2A #410242-275-31373 | Breck Operating Corp. only | KnoxFant (Congl. Lo.) | PluggedOil | 6,085 | Mar 5, 1996 | 2 | — |
| Nail 18 #142-417-37996 | Breck Operating Corp. only | ShackelfordShackelford County Regular (Fry) | PluggedGas | 5,200 | Dec 27, 1995 | 1 | Aug 1998 |
| Elliott 49 #1S42-417-37967 | Breck Operating Corp. only | ShackelfordShackelford County Regular | PluggedOil | 2,200 | Oct 6, 1995 | 1 | — |
| Walker Alice #610242-417-37900 | Breck Operating Corp. only | ShackelfordShackelford County Regular | PluggedOil | 5,500 | Dec 30, 1994 | 2 | — |
| Walker Alice #6101HZ42-417-37890 | Breck Operating Corp. only | ShackelfordAlice Walker (Ellen.) | PluggedOil | 5,500 | Dec 12, 1994 | 2 | Oct 1995 |
| Ackers 1-23 #142-417-37852 | Breck Operating Corp. only | ShackelfordLong Creek (Gardner Sd. Up.) | PluggedGas | 5,500 | Aug 19, 1994 | 1 | Sep 1995 |
| South Green 61 #361HZ42-417-37807 | Breck Operating Corp. only | ShackelfordDanielle Lee (Miss.) | PluggedOil | 4,999 | Apr 11, 1994 | 2 | Apr 2007 |
| Merrick/Davis #502742-417-37792 | Breck Operating Corp. only | ShackelfordElizabeth Suzanne (Ellenburger) | PluggedOil | 5,500 | Feb 11, 1994 | 1 | Apr 1995 |
| Humphrey #142-253-34130 | Breck Operating Corp. only | JonesJones County Regular | PluggedOil | 5,000 | Dec 30, 1993 | 1 | Apr 1994 |
| Nail 126 #142-417-37766 | Breck Operating Corp. only | ShackelfordAntelope Hills (Caddo) | PluggedOil | 5,500 | Nov 18, 1993 | 1 | Jan 1996 |
| Matthews J.B. 82 #142-447-35078 | Breck Operating Corp. only | ThrockmortonRichards (Congl. Upper) | PluggedOil | 4,999 | Jul 7, 1993 | 2 | Aug 2015 |
| Matthews J. B. 72 #142-447-35052 | Breck Operating Corp. only | ThrockmortonSeventy-Two (Congl.) | PluggedOil | 4,999 | Jun 29, 1993 | 4 | Jul 2017 |
| Nail 92 #242-417-37697 | Breck Operating Corp. only | ShackelfordFoyle Creek W. (Mississippian) | PluggedOil | 5,500 | May 20, 1993 | 1 | Feb 1998 |
| Powell 17 #242-173-32322 | Breck Operating Corp. only | GlasscockBlalock Lake S.(wolfcamp) | PluggedOil | 8,900 | May 5, 1993 | 1 | Oct 1999 |
| Mobil #1 U42-461-30320 | Breck Operating Corp. only | UptonHeluma (Penn.) | PluggedOil | 10,622 | May 5, 1993 | 1 | May 2006 |
| Allar 1274 #142-429-34850 | Breck Operating Corp. only | StephensIvadell (Miss) | PluggedOil | 4,999 | Jan 27, 1993 | 2 | Jan 1993 |
| Davis Unit #242-093-31447 | Breck Operating Corp. only | ComancheMittie (Marble Falls) | PluggedOil | 3,500 | Oct 22, 1991 | 1 | Oct 2005 |
| Weaver Thomas H. #1 C42-239-31509 | Breck Operating Corp. only | JacksonTraylor (8100) | PluggedGas | 8,700 | Aug 1, 1991 | 3 | — |
| Dugger Charlotte #142-239-30798 | Breck Operating Corp. only | JacksonLaura (7450) | PluggedOil | 8,090 | Jul 15, 1991 | 3 | — |
| Matthews J.B. 81 #242-447-20423 | Breck Operating Corp. only | ThrockmortonThrockmorton County Regular | PluggedOil | 1,000 | Apr 24, 1991 | 1 | Mar 1995 |
| Veale A. S. #942-429-32681 | Breck Operating Corp. only | StephensTullos (Caddo) | PluggedGas | 4,804 | Feb 28, 1991 | 3 | Apr 1999 |
| C. F. Cooper Unit #142-367-31283 | Breck Operating Corp. only | ParkerDennis S.W. (2700) | PluggedGas | 4,990 | Nov 14, 1990 | 2 | — |
| Matthews J. B. 113 #142-447-35144 | Breck Operating Corp. only | ThrockmortonAndria (Caddo Upper) | PluggedOil | 5,000 | Nov 8, 1990 | 2 | Jun 2004 |
| McCall C.S. #142-337-02476 | Breck Operating Corp. only | MontagueClingingsmith | PluggedOil | 6,225 | May 29, 1990 | 1 | Jan 1994 |
| Matthews J.B. 81 #142-447-35094 | Breck Operating Corp. only | ThrockmortonThrockmorton County Regular | PluggedOil | 4,999 | May 14, 1990 | 1 | Mar 1995 |
| Harvick D (George) #1 D42-447-34953 | Breck Operating Corp. only | ThrockmortonIrwin (Mississippi) | PluggedOil | 4,999 | Mar 17, 1989 | 1 | May 2014 |
| Dugger Charlotte #242-239-31205 | Breck Operating Corp. only | JacksonTraylor (8100) | PluggedGas | 8,507 | Aug 23, 1988 | 3 | — |
| Elliott Ann #242-417-33408 | Breck Operating Corp. only | ShackelfordIbex East (Caddo Lime) | PluggedGas | 4,400 | Jun 2, 1988 | 3 | — |
| Clark 1275 #142-429-34947 | Breck Operating Corp. only | StephensIvadell (Miss) | PluggedOil | 4,999 | Nov 4, 1987 | 1 | — |
| Ashley #1 B42-447-34785 | Breck Operating Corp. only | ThrockmortonIrwin (Mississippi) | PluggedOil | 4,999 | Sep 23, 1987 | 1 | Jan 2003 |