| University -25- #442-103-33462 | Chaparral Energy L.L.C. | Crane, TXJ. Cleo Thompson (Detrital) | PluggedGas | 11,400 | Jan 22, 1999 | — | — |
| Sievers Johanna #342-123-30094 | Chaparral Energy L.L.C. | De Witt, TXHolly (Frio 3050) | PluggedGas | 4,695 | Nov 30, 1998 | — | — |
| Wesley #242-295-30772 | Chaparral Energy L.L.C. | Lipscomb, TXFollett NW. (Morrow Upper) | PluggedGas | 9,000 | Oct 13, 1997 | — | — |
| Robertson W. T. #142-321-00630 | Chaparral Energy L.L.C. | Matagorda, TXSugar Valley (8100) | PluggedOil | 9,200 | Jul 30, 1997 | — | — |
| Vance #142-239-32941 | Chaparral Energy L.L.C. | Jackson, TXMorales (3385) | PluggedGas | 4,100 | Apr 7, 1997 | — | — |
| Stockton L. L. #142-481-33470 | Chaparral Energy L.L.C. | Wharton, TXLost Fork (Yegua 6800) | PluggedGas | 7,500 | Feb 24, 1997 | — | — |
| Billo Unit #142-175-32954 | Chaparral Energy L.L.C. | Goliad, TXWeesatche NE. (Shirley McSand) | PluggedGas | 8,000 | Nov 21, 1996 | — | — |
| Bro Seltzer #242-389-31465 | Chaparral Energy L.L.C. | Reeves, TXSullivan (Delaware) | PluggedOil | 4,150 | Oct 22, 1996 | — | — |
| Scherer #142-239-32819 | Chaparral Energy L.L.C. | Jackson, TXZappa (Frio) | PluggedGas | 3,900 | Jun 28, 1996 | — | — |
| State Tract 470 #542-355-06553 | Chaparral Energy L.L.C. | Nueces, TXMustang Island W. (6-B Sd.) | PluggedOil | 12,233 | Sep 6, 1995 | — | — |
| Larason #142-295-30058 | Chaparral Energy L.L.C. | Lipscomb, TXFollett (Morrow) | PluggedGas | 8,400 | Mar 24, 1995 | — | — |
| Wesley #342-295-31348 | Chaparral Energy L.L.C. | Lipscomb, TXDarren (Morrow Middle) | PluggedOil | 9,000 | Mar 23, 1995 | — | — |
| Wesley #442-295-31376 | Chaparral Energy L.L.C. | Lipscomb, TXDarren (Morrow Middle) | PluggedOil | 9,000 | Mar 23, 1995 | — | — |
| Christopher #142-041-31490 | Chaparral Energy L.L.C. | Brazos, TXKurten (Buda) | PluggedOil | 8,253 | Feb 1, 1995 | — | — |
| Garcia E. #242-479-36227 | Chaparral Energy L.L.C. | Webb, TXMissy (Wilcox - Puig) | PluggedGas | 9,000 | Nov 23, 1994 | — | — |
| Haines #142-295-31939 | Chaparral Energy L.L.C. | Lipscomb, TXFollett West (Tonkawa) | PluggedOil | 9,400 | Sep 16, 1994 | — | — |
| Blanchard a #142-067-30439 | Chaparral Energy L.L.C. | Cass, TXRodessa (Hill North) | PluggedGas | 7,100 | Jul 21, 1994 | — | — |
| State Tract 440 #442-355-02561 | Chaparral Energy L.L.C. | Nueces, TXRed Fish Bay-Mus. IS (Common 10) | PluggedGas | 7,395 | Jun 23, 1994 | — | — |
| State Tract 457 #142-355-02556 | Chaparral Energy L.L.C. | Nueces, TXMustang Island (Stray 10) | PluggedGas | 7,405 | Jun 22, 1994 | — | — |
| Smith Alma #242-239-32790 | Chaparral Energy L.L.C. | Jackson, TXMorales (Frio 4085) | PluggedGas | 4,800 | Jun 10, 1994 | — | — |
| Provident Minerals #142-089-31898 | Chaparral Energy L.L.C. | Colorado, TXProvident City (4100) | PluggedGas | 5,000 | Apr 29, 1994 | — | — |
| State Tract 459 #642-355-02841 | Chaparral Energy L.L.C. | Nueces, TXRed Fish Bay-Mus. IS (Common 10) | PluggedGas | 7,908 | Feb 9, 1994 | — | — |
| State Tract 470 #742-355-32033 | Chaparral Energy L.L.C. | Nueces, TXMustang Island W. ( 5-a Sd.) | PluggedOil | 9,707 | Dec 14, 1993 | — | — |
| State Tract 458 #542-355-02827 | Chaparral Energy L.L.C. | Nueces, TXRed Fish Bay-Mus. IS (Common 10) | PluggedGas | 7,409 | Aug 12, 1993 | — | — |
| Haynes #142-067-30426 | Chaparral Energy L.L.C. | Cass, TXRodessa (Hill North) | PluggedGas | 7,100 | Jun 15, 1993 | — | — |
| Wimberly Flora B #142-081-31037 | Chaparral Energy L.L.C. | Coke, TXSilver (Canyon) | PluggedOil | 7,500 | Apr 14, 1993 | — | — |
| Terry B #142-067-30441 | Chaparral Energy L.L.C. | Cass, TXRodessa (Hill North) | PluggedGas | 7,100 | Mar 3, 1993 | — | — |
| Sawmill Werner #342-365-31386 | Chaparral Energy L.L.C. | Panola, TXBelle Bower (Pettit Lo.) | PluggedGas | 9,900 | Jan 25, 1993 | — | — |
| Gipson #142-067-30446 | Chaparral Energy L.L.C. | Cass, TXRodessa (Hill 5800) | PluggedGas | 7,100 | Oct 19, 1992 | — | — |
| Thomasson Sadie E. #342-321-00607 | Chaparral Energy L.L.C. | Matagorda, TXSugar Valley (Cayce) | PluggedOil | 9,154 | Jun 23, 1992 | — | — |
| Brown-Altman B #342-495-02443 | Chaparral Energy L.L.C. | Winkler, TXEmperor (Yates) | PluggedGas | 2,750 | Feb 15, 1991 | — | — |
| Anson #142-337-00258 | Chaparral Energy L.L.C. | Montague, TXBandera (Lyn 6230) | PluggedOil | 6,830 | Dec 20, 1990 | — | — |
| Johnson B 42 #542-301-30950 | Chaparral Energy L.L.C. | Loving, TXJeanita (Cherry Canyon) | PluggedOil | 6,000 | Dec 12, 1990 | — | — |
| Johnson B 42 #642-301-30951 | Chaparral Energy L.L.C. | Loving, TXJeanita (Red Bluff) | PluggedOil | 6,000 | Dec 12, 1990 | — | — |
| Johnson B 42 #442-301-30949 | Chaparral Energy L.L.C. | Loving, TXJeanita (Cherry Canyon) | PluggedOil | 6,000 | Dec 11, 1990 | — | — |
| Johnson B 42 #342-301-30943 | Chaparral Energy L.L.C. | Loving, TXJeanita (Cherry Canyon) | PluggedOil | 6,000 | Dec 3, 1990 | — | — |
| Johnson B 42 #742-301-30940 | Chaparral Energy L.L.C. | Loving, TXM. A. J. (Olds 3370) | PluggedOil | 3,500 | Nov 21, 1990 | — | — |
| Johnson B 42 #242-301-30925 | Chaparral Energy L.L.C. | Loving, TXJeanita (Cherry Canyon) | PluggedOil | 6,000 | Oct 5, 1990 | — | — |
| Smith-Watson #3-C42-289-31096 | Chaparral Energy L.L.C. | Leon, TXJewett (Pettit) | PluggedGas | 11,000 | Sep 7, 1990 | — | — |
| Jicarilla 27 #142-301-30915 | Chaparral Energy L.L.C. | Loving, TXZuni (Bell Canyon) | PluggedOil | 3,600 | Sep 4, 1990 | — | — |
| Jicarilla 27 #242-301-30916 | Chaparral Energy L.L.C. | Loving, TXZuni (Bell Canyon) | PluggedOil | 3,600 | Sep 4, 1990 | — | — |
| Johnson B 42 #142-301-30906 | Chaparral Energy L.L.C. | Loving, TXJeanita (Cherry Canyon) | PluggedOil | 6,500 | Jul 13, 1990 | — | — |
| Garcia E. #142-479-35002 | Chaparral Energy L.L.C. | Webb, TXMissy (Wilcox - Puig) | PluggedGas | 10,000 | Feb 22, 1990 | — | — |
| J. E. Chapman et al #142-167-30895 | Chaparral Energy L.L.C. | Galveston, TXSan Leon (11250 Sd.) | PluggedGas | 15,500 | Jan 9, 1990 | — | — |
| State Tract 194 #642-321-30969 | Chaparral Energy L.L.C. | Matagorda, TXMatagorda Bay NE (Miocene 2570) | PluggedGas | 3,303 | May 12, 1989 | — | — |
| State of Texas -C- #18842-475-33908 | Chaparral Energy L.L.C. | Ward, TXWard-Estes North | PluggedOil | 2,800 | Jul 13, 1988 | — | — |
| Garcia E. & Buck George L. #142-479-34710 | Chaparral Energy L.L.C. | Webb, TXMissy (Wilcox) | PluggedGas | 10,000 | Jul 7, 1988 | — | — |
| Cadena #142-249-31761 | Chaparral Energy L.L.C. | Jim Wells, TXTeresa (2100) | PluggedGas | 8,100 | May 31, 1988 | — | — |
| Lott 25 #142-169-32856 | Chaparral Energy L.L.C. | Garza, TXDover (Strawn) | PluggedOil | 8,600 | Mar 2, 1988 | — | — |
| Miles #2 R42-421-30414 | Chaparral Energy L.L.C. | Sherman, TXTexas Hugoton | PluggedGas | 2,900 | Feb 18, 1988 | — | — |