| 489205 | Nov 8, 1999 | Nov 8, 1999 | Leclair Operating Co., Inc. | Concho | Coker #1 | 2,600 | 09531880 |
| 489178 | Nov 8, 1999 | Nov 8, 1999 | Leclair Operating Co., Inc. | Kent | Beadle #3 | 5,000 | 26331656 |
| 488818 | Oct 29, 1999 | Oct 29, 1999 | Leclair Operating Co., Inc. | Concho | Sorrell #1 | 3,800 | 09531875 |
| 487680 | Sep 23, 1999 | Sep 23, 1999 | Leclair Operating Co., Inc. | Menard | Beyer, Charles #2 | 1,590 | 32730885 |
| 487624 | Sep 21, 1999 | Sep 21, 1999 | Leclair Operating Co., Inc. | Dickens | Wyatt #1 | 4,800 | 12530718 |
| 486834 | Aug 26, 1999 | Aug 26, 1999 | Leclair Operating Co., Inc. | Menard | Espy #2 | 3,900 | 32730882 |
| 486833 | Aug 26, 1999 | Aug 26, 1999 | Leclair Operating Co., Inc. | Menard | Russell #1 | 3,900 | 32730883 |
| 486203 | Jul 29, 1999 | Jul 29, 1999 | Leclair Operating Co., Inc. | Concho | Baethge #2 | 3,700 | 09531862 |
| 485948 | Jul 21, 1999 | Jul 21, 1999 | Leclair Operating Co., Inc. | King | Simpson #7 | 3,500 | 26932342 |
| 485826 | Jul 14, 1999 | Jul 14, 1999 | Leclair Operating Co., Inc. | Concho | Daniel #A 1 | 3,600 | 09531283 |
| 485026 | Jun 9, 1999 | Jun 9, 1999 | Leclair Operating Co., Inc. | Menard | Beyer, Charles #1 | 1,600 | 32730878 |
| 484408 | May 12, 1999 | May 12, 1999 | Leclair Operating Co., Inc. | Concho | Burk "B" #1 | 3,500 | 09531856 |
| 482035 | Jan 19, 1999 | Jan 19, 1999 | Leclair Operating Co., Inc. | King | Simpson #6 | 3,500 | 26932334 |
| 480099 | Oct 20, 1998 | Oct 20, 1998 | Leclair Operating Co., Inc. | Concho | Shelton #1A | 2,100 | 09530031 |
| 479171 | Sep 3, 1998 | Sep 3, 1998 | Leclair Operating Co., Inc. | Callahan | Snyder, M. #1 | 2,500 | 05936477 |
| 477061 | Jun 12, 1998 | Jun 12, 1998 | Leclair Operating Co., Inc. | Concho | Lea 'A' #2 | 2,500 | 09531827 |
| 471095 | Dec 19, 1997 | Dec 19, 1997 | Leclair Operating Co., Inc. | King | Simpson #5 | 3,500 | 26932299 |
| 468140 | Oct 3, 1997 | Oct 3, 1997 | Leclair Operating Co., Inc. | Concho | Gainer "B" #4 | 4,000 | 09531792 |
| 465693 | Jul 31, 1997 | Jul 31, 1997 | Leclair Operating Co., Inc. | Kent | Thomas #1 | 4,700 | 26331625 |
| 465693Amendment | Jul 31, 1997 | Jul 31, 1997 | Leclair Operating Co., Inc. | Kent | Thomas #1 | 4,700 | 26331625 |
| 464688 | Jul 11, 1997 | Jul 11, 1997 | Leclair Operating Co., Inc. | Concho | Canning #3 | 3,000 | 09531779 |
| 464687 | Jul 11, 1997 | Jul 11, 1997 | Leclair Operating Co., Inc. | Concho | Canning #4 | 3,000 | 09531778 |
| 462392 | May 16, 1997 | May 16, 1997 | Leclair Operating Co., Inc. | Concho | Cypert #1 | 3,000 | 09531764 |
| 457127 | Jan 9, 1997 | Jan 9, 1997 | Leclair Operating Co., Inc. | Concho | Gainer "E" #3 | 3,900 | 09531743 |
| 456164 | Dec 12, 1996 | Dec 12, 1996 | Leclair Operating Co., Inc. | Dickens | Wade #1 | 4,700 | 12530620 |
| 455304 | Nov 19, 1996 | Nov 19, 1996 | Leclair Operating Co., Inc. | Concho | Feldhaus #1 | 3,600 | 09531734 |
| 454708 | Nov 6, 1996 | Nov 6, 1996 | Leclair Operating Co., Inc. | Concho | Burk-Murchison #1 | 3,900 | 09531730 |
| 452788 | Sep 19, 1996 | Sep 19, 1996 | Leclair Operating Co., Inc. | Concho | Armor #1 | 3,000 | 09531719 |
| 451982 | Aug 30, 1996 | Aug 30, 1996 | Leclair Operating Co., Inc. | Dickens | Beadle "D" #1 | 4,700 | 12530603 |
| 451806 | Aug 27, 1996 | Aug 27, 1996 | Leclair Operating Co., Inc. | Concho | Lea Unit #1 | 4,000 | 09531716 |
| 449408 | Jul 3, 1996 | Jul 3, 1996 | Leclair Operating Co., Inc. | Concho | Gainer "F" #5 | 3,900 | 09531705 |
| 448813 | Jun 6, 1996 | Jun 6, 1996 | Leclair Operating Co., Inc. | Concho | McIntyre #1 | 4,000 | 09531700 |
| 448793 | Jun 4, 1996 | Jun 4, 1996 | Leclair Operating Co., Inc. | Concho | Jacoby #4 | 3,000 | 09531699 |
| 448561 | May 29, 1996 | May 29, 1996 | Leclair Operating Co., Inc. | Jones | Boyd #2 | 3,900 | 25334336 |
| 448512 | May 28, 1996 | May 28, 1996 | Leclair Operating Co., Inc. | Concho | Schumann #2 | 4,000 | 09531697 |
| 446795 | Apr 12, 1996 | Apr 12, 1996 | Leclair Operating Co., Inc. | Kent | Beadle #2 | 4,700 | 26331581 |
| 446795Amendment | Apr 12, 1996 | Apr 12, 1996 | Leclair Operating Co., Inc. | Kent | Beadle #2 | 4,700 | 26331581 |
| 442583 | Dec 11, 1995 | Dec 11, 1995 | Leclair Operating Co., Inc. | Concho | Shelton #3 | 4,000 | 09531673 |
| 440710 | Oct 11, 1995 | Oct 11, 1995 | Leclair Operating Co., Inc. | Concho | Gainer "F" #4 | 3,999 | 09531662 |
| 436305 | Jun 9, 1995 | Jun 9, 1995 | Leclair Operating Co., Inc. | Concho | Hawkins #1 | 3,841 | 09531328 |
| 436500 | Jun 5, 1995 | Jun 5, 1995 | Leclair Operating Co., Inc. | Tom Green | McGowan #1 | 5,000 | 45132332 |
| 435293 | May 12, 1995 | May 12, 1995 | Leclair Operating Co., Inc. | Concho | Gainer "F" #3 | 3,800 | 09531623 |
| 435292 | May 12, 1995 | May 12, 1995 | Leclair Operating Co., Inc. | Concho | Canning "A" #1 | 3,600 | 09531642 |
| 435292Amendment | May 12, 1995 | May 12, 1995 | Leclair Operating Co., Inc. | Concho | Canning "A" #1 | 3,600 | 09531642 |
| 434246 | Apr 7, 1995 | Apr 7, 1995 | Leclair Operating Co., Inc. | King | Simpson #3 | 3,500 | 26932176 |
| 434185 | Mar 28, 1995 | Mar 28, 1995 | Leclair Operating Co., Inc. | Concho | Shelton #2 | 3,950 | 09531641 |
| 431561 | Jan 13, 1995 | Jan 13, 1995 | Leclair Operating Co., Inc. | King | Simpson #2 | 3,500 | 26932171 |
| 429719 | Nov 21, 1994 | Nov 21, 1994 | Leclair Operating Co., Inc. | Concho | Shelton #1 | 3,950 | 09530036 |
| 429719Amendment | Nov 21, 1994 | Nov 21, 1994 | Leclair Operating Co., Inc. | Concho | Shelton #1 | 3,715 | 09530036 |
| 427179 | Aug 29, 1994 | Aug 29, 1994 | Leclair Operating Co., Inc. | Concho | Gainer "F" #3 | 2,600 | 09531623 |
| 425817 | Jul 14, 1994 | Jul 14, 1994 | Leclair Operating Co., Inc. | Concho | Gainer "D" #1 | 3,999 | 09531616 |
| 423944 | May 18, 1994 | May 18, 1994 | Leclair Operating Co., Inc. | Eastland | Gerhardt #1 | 1,200 | 13337673 |
| 411291 | May 10, 1993 | May 10, 1993 | Leclair Operating Co., Inc. | Scurry | Van Norman #10 | 3,300 | 41533235 |
| 406914 | Dec 21, 1992 | Dec 21, 1992 | Leclair Operating Co., Inc. | Kent | Beadle #1 | 4,500 | 26331482 |
| 405894 | Nov 16, 1992 | Nov 16, 1992 | Leclair Operating Co., Inc. | Taylor | Lavelle #5 | 5,900 | 44132887 |
| 404577 | Oct 16, 1992 | Oct 16, 1992 | Leclair Operating Co., Inc. | Jones | Tayman #1 | 2,750 | 25334022 |
| 400080 | Jun 17, 1992 | Jun 17, 1992 | Leclair Operating Co., Inc. | King | Simpson #1 | 3,350 | 26932102 |
| 397233 | Mar 16, 1992 | Mar 16, 1992 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #9 | 4,200 | 44133079 |
| 387207 | May 1, 1991 | May 1, 1991 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #19 | 4,800 | 44133494 |
| 380371 | Nov 13, 1990 | Nov 13, 1990 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #18 | 4,200 | 44133468 |
| 375814 | Jul 30, 1990 | Jul 30, 1990 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #2 | 4,654 | 44132456 |
| 373658 | May 23, 1990 | May 23, 1990 | Leclair Operating Co., Inc. | Coleman | CJC Unit #304 | 3,900 | 08335159 |
| 373657 | May 23, 1990 | May 23, 1990 | Leclair Operating Co., Inc. | Coleman | CJC Unit #103 | 3,900 | 08335158 |
| 373656 | May 23, 1990 | May 23, 1990 | Leclair Operating Co., Inc. | Coleman | CJC Unit #104 | 3,900 | 08335157 |
| 370248 | Feb 27, 1990 | Feb 27, 1990 | Leclair Operating Co., Inc. | Coleman | CJC Unit #1SW | 5,700 | 08335142 |
| 369945 | Feb 23, 1990 | Feb 23, 1990 | Leclair Operating Co., Inc. | Dickens | Streit #1 | 4,900 | 12530259 |
| 367855 | Dec 27, 1989 | Dec 27, 1989 | Leclair Operating Co., Inc. | Coleman | CJC Unit #403 | 3,900 | 08335122 |
| 366095 | Nov 7, 1989 | Nov 7, 1989 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #17 | 4,200 | 44133412 |
| 359143 | May 11, 1989 | May 11, 1989 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #16 | 4,700 | 44133384 |
| 353010 | Nov 7, 1988 | Nov 7, 1988 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #15 | 4,500 | 44133342 |
| 346323 | May 10, 1988 | May 10, 1988 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #14 | 4,200 | 44133311 |
| 339238 | Nov 25, 1987 | Nov 25, 1987 | Leclair Operating Co., Inc. | Dickens | Swaringen #2 | 4,700 | 12530368 |
| 338741 | Nov 16, 1987 | Nov 16, 1987 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #13 | 4,645 | 44133278 |
| 336623 | Sep 30, 1987 | Sep 30, 1987 | Leclair Operating Co., Inc. | Stephens | Kinnison, J. W. #1 | 4,500 | 42934916 |
| 336623Amendment | Sep 30, 1987 | Sep 30, 1987 | Leclair Operating Co., Inc. | Stephens | Kinnison, J. W. #1 | 4,250 | 42934916 |
| 336623Amendment | Sep 30, 1987 | Sep 30, 1987 | Leclair Operating Co., Inc. | Stephens | Kinnison, J. W. #1 | 4,250 | 42934916 |
| 331235 | Jun 10, 1987 | Jun 10, 1987 | Leclair Operating Co., Inc. | Dickens | Swaringen #1 | 4,600 | 12530352 |
| 330259 | May 18, 1987 | May 18, 1987 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #12 | 4,600 | 44133228 |
| 330259Amendment | May 18, 1987 | May 18, 1987 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #12 | 4,600 | 44133228 |
| 325867 | Feb 4, 1987 | Feb 4, 1987 | Leclair Operating Co., Inc. | Dickens | McGalliard #1 | 4,800 | 12530340 |
| 324229 | Dec 15, 1986 | Dec 15, 1986 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #11 | 4,200 | 44133186 |
| 303153 | Jun 12, 1986 | Jun 12, 1986 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #10 | 4,200 | 44133133 |
| 297469 | Feb 12, 1986 | Feb 12, 1986 | Leclair Operating Co., Inc. | Runnels | Busenlehner #3 | 4,200 | 39933691 |
| 297050 | Feb 5, 1986 | Feb 5, 1986 | Leclair Operating Co., Inc. | Fisher | Hunsaker, Belle #3 | 5,900 | 15132078 |
| 292197 | Dec 9, 1985 | Dec 9, 1985 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #9 | 5,000 | 44133079 |
| 292197Amendment | Dec 9, 1985 | Dec 9, 1985 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #9 | 4,200 | 44133079 |
| 289560 | Nov 8, 1985 | Nov 8, 1985 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #8 | 5,000 | 44133062 |
| 282928 | Aug 20, 1985 | Aug 20, 1985 | Leclair Operating Co., Inc. | Runnels | Busenlehner #2 | 4,027 | 39933584 |
| 277969 | Jun 17, 1985 | Jun 17, 1985 | Leclair Operating Co., Inc. | Jones | Boyd #1 | 4,800 | 25333237 |
| 274929 | May 15, 1985 | May 15, 1985 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #7 | 4,600 | 44132982 |
| 273893 | May 2, 1985 | May 2, 1985 | Leclair Operating Co., Inc. | Coke | Perciful #1 | 4,000 | 08131329 |
| 269300 | Mar 14, 1985 | Mar 14, 1985 | Leclair Operating Co., Inc. | Fisher | Hunsaker, Belle #2 | 5,039 | 15131955 |
| 259997 | Dec 6, 1984 | Dec 6, 1984 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #6 | 4,700 | 44132904 |
| 257399 | Nov 12, 1984 | Nov 12, 1984 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #5 | 4,560 | 44132887 |
| 248397 | Aug 15, 1984 | Aug 15, 1984 | Leclair Operating Co., Inc. | Fisher | Rotan SWD #1 | 5,800 | 15131869 |
| 248075 | Aug 10, 1984 | Aug 10, 1984 | Leclair Operating Co., Inc. | Runnels | Vogler #1 | 4,950 | 39933295 |
| 245735 | Jul 23, 1984 | Jul 23, 1984 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #4 | 4,700 | 44132820 |
| 226457 | Jan 12, 1984 | Jan 12, 1984 | Leclair Operating Co., Inc. | Taylor | McNiece, R. #5 | 5,000 | 44132685 |
| 227611 | Dec 29, 1983 | Dec 29, 1983 | Leclair Operating Co., Inc. | Fisher | Rotan Townsite 13 #1A | 4,000 | 15131775 |
| 224198 | Dec 15, 1983 | Dec 15, 1983 | Leclair Operating Co., Inc. | Taylor | Lavelle, Elsie C. #3 | 4,900 | 44132668 |