| Le Ranch 16 #02730-005-64008 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,250 | Feb 1, 2008 | 108 | 0 |
| Padre State #00230-005-63805 | Quatro Osos E&P, LLC | ChavesAcme; San Andres, Southeast | ActiveOil | 2,195 | Jan 31, 2006 | 320 | 0 |
| Padre State #00130-005-63747 | Quatro Osos E&P, LLC | ChavesAcme; San Andres, Southeast | ActiveOil | 2,179 | Apr 1, 2005 | 300 | 0 |
| Kells State #00530-005-63749 | Quatro Osos E&P, LLC | ChavesAcme; San Andres, Southeast | ActiveOil | 2,200 | Apr 1, 2005 | 253 | 0 |
| Kells State #00330-005-63640 | Quatro Osos E&P, LLC | ChavesAcme; San Andres, Southeast | ActiveOil | 2,203 | Feb 3, 2004 | 253 | 0 |
| Celtic State #00730-005-63437 | Quatro Osos E&P, LLC | ChavesAcme; San Andres, Southeast | ActiveOil | 2,310 | Dec 27, 2001 | 120 | 0 |
| Celtic State #00630-005-63128 | Quatro Osos E&P, LLC | ChavesAcme; San Andres, Southeast | ActiveOil | 2,210 | Apr 9, 1997 | 136 | 0 |
| Plains a Fee #00330-005-63126 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,320 | Apr 3, 1997 | 541 | 0 |
| Celtic State #00530-005-63114 | Quatro Osos E&P, LLC | ChavesAcme; San Andres, Southeast | Temporarily abandonedOil | 2,215 | Dec 4, 1996 | 174 | 0 |
| Celtic State #00430-005-63077 | Quatro Osos E&P, LLC | ChavesAcme; San Andres, Southeast | ActiveOil | 2,225 | Sep 19, 1995 | 149 | 0 |
| Plains a Fee #00230-005-62958 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,300 | May 1, 1993 | 394 | 0 |
| Celtic State #00330-005-62964 | Quatro Osos E&P, LLC | ChavesAcme; San Andres, Southeast | ActiveOil | 2,175 | May 1, 1993 | 158 | 0 |
| Kells State #00130-005-62949 | Quatro Osos E&P, LLC | ChavesAcme; San Andres, Southeast | ActiveOil | 2,190 | Mar 4, 1993 | 250 | 0 |
| Celtic State #00230-005-62912 | Quatro Osos E&P, LLC | ChavesAcme; San Andres, Southeast | ActiveOil | 2,214 | Dec 1, 1992 | 144 | 0 |
| Paula K State #00430-005-62897 | Quatro Osos E&P, LLC | ChavesDiablo; San Andres | ActiveOil | 2,073 | Sep 1, 1992 | 447 | 0 |
| Celtic State #00130-005-62898 | Quatro Osos E&P, LLC | ChavesAcme; San Andres, Southeast | ActiveOil | 6,750 | Sep 1, 1992 | 117 | 0 |
| Stone Brothers State #00530-005-62865 | Quatro Osos E&P, LLC | ChavesDiablo; San Andres | ActiveOil | 2,111 | Jan 1, 1992 | 383 | 0 |
| Plains a Fee #00130-005-62835 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,272 | Aug 1, 1991 | 517 | 0 |
| Stone Brothers State #00430-005-62816 | Quatro Osos E&P, LLC | ChavesDiablo; San Andres | ActiveOil | 2,128 | Jul 1, 1991 | 383 | 0 |
| Frank P State #00830-005-62800 | Quatro Osos E&P, LLC | ChavesDiablo; San Andres | ActiveOil | 2,160 | Dec 1, 1990 | 353 | 0 |
| Paula K State #00330-005-62776 | Quatro Osos E&P, LLC | ChavesDiablo; San Andres | ActiveOil | 2,070 | Sep 1, 1990 | 401 | 0 |
| Frank P State #00730-005-62764 | Quatro Osos E&P, LLC | ChavesDiablo; San Andres | ActiveOil | 2,130 | Mar 1, 1990 | 357 | 0 |
| Frank P State #00630-005-62741 | Quatro Osos E&P, LLC | ChavesDiablo; San Andres | ActiveOil | 2,151 | Feb 1, 1990 | 347 | 0 |
| Stone Brothers State #00330-005-62687 | Quatro Osos E&P, LLC | ChavesDiablo; San Andres | ActiveOil | 2,103 | Sep 1, 1989 | 376 | 0 |
| Frank P State #00530-005-62693 | Quatro Osos E&P, LLC | ChavesDiablo; San Andres | ActiveOil | 2,121 | Jun 1, 1989 | 357 | 0 |
| Paula K State #00230-005-62647 | Quatro Osos E&P, LLC | ChavesDiablo; San Andres | ActiveOil | 2,070 | May 1, 1989 | 405 | 0 |
| Stone Brothers State #00230-005-62613 | Quatro Osos E&P, LLC | ChavesDiablo; San Andres | ActiveOil | 2,131 | Oct 1, 1988 | 398 | 0 |
| Paula K State #00130-005-62598 | Quatro Osos E&P, LLC | ChavesDiablo; San Andres | ActiveOil | 2,075 | Jun 1, 1988 | 408 | 0 |
| Stone Brothers State #00130-005-62571 | Quatro Osos E&P, LLC | ChavesDiablo; San Andres | ActiveOil | 2,107 | Mar 1, 1988 | 402 | 0 |
| Frank P State #00430-005-62476 | Quatro Osos E&P, LLC | ChavesDiablo; San Andres | ActiveOil | 2,110 | Aug 1, 1987 | 384 | 0 |
| Frank P State #00330-005-62346 | Quatro Osos E&P, LLC | ChavesDiablo; San Andres | ActiveOil | 2,117 | Apr 1, 1987 | 374 | 0 |
| Frank P State #00230-005-62331 | Quatro Osos E&P, LLC | ChavesDiablo; San Andres | ActiveOil | 2,135 | Sep 1, 1986 | 396 | 0 |
| Frank P State #00130-005-62313 | Quatro Osos E&P, LLC | ChavesDiablo; San Andres | ActiveOil | 2,131 | Apr 1, 1986 | 336 | 0 |
| Le Ranch 16 #02230-005-61803 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,320 | Jan 1, 1983 | 103 | 0 |
| Le Ranch 16 #02130-005-60856 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,297 | Jun 1, 1981 | 89 | 0 |
| Le Ranch 16 #02030-005-60621 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,278 | Apr 1, 1980 | 100 | 0 |
| Le Ranch 9 #00730-005-60626 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,330 | Jan 1, 1980 | 250 | 0 |
| Le Ranch 16 #01930-005-60556 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,270 | Dec 1, 1979 | 119 | 0 |
| Le Ranch 16 #00930-005-60520 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | PluggedOil | 2,400 | Aug 1, 1979 | 0 | 0 |
| Le Ranch 16 #01130-005-60554 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,350 | Aug 1, 1979 | 131 | 0 |
| Le Ranch 16 #00730-005-60462 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,265 | Jul 1, 1979 | 109 | 0 |
| Le Ranch 16 #00830-005-60518 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,317 | Jul 1, 1979 | 122 | 0 |
| Le Ranch 16 #01030-005-60553 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,318 | Jul 1, 1979 | 118 | 0 |
| Le Ranch 9 #00630-005-60523 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,300 | Mar 1, 1979 | 234 | 0 |
| Le Ranch 16 #00630-005-60525 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,820 | Mar 1, 1979 | 107 | 0 |
| White #00130-005-60514 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,287 | Dec 1, 1978 | 72 | 0 |
| Le Ranch 16 #01830-005-60471 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,247 | Sep 1, 1978 | 133 | 0 |
| Le Ranch 9 #00530-005-60515 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,298 | Sep 1, 1978 | 223 | 0 |
| Le Ranch 16 #00530-005-60516 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | ActiveOil | 2,259 | Sep 1, 1978 | 74 | 0 |
| White Plains #00130-005-60427 | Quatro Osos E&P, LLC | ChavesChisum; San Andres, East | PluggedOil | 2,355 | Aug 1, 1978 | 0 | 0 |