| McEntire 21 #642-431-33135 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveOil | 7,830 | Feb 14, 2005 | — | — |
| Reed 19 #242-431-33120 | Atropos Production Corporation | Sterling, TXCredo, E. (Cisco, Up.) | Not on schedule | 8,100 | Jul 19, 2004 | — | — |
| Texas American Syndicate 214 #2HZ42-371-36272 | Atropos Production Corporation | Pecos, TXPerry Bass (Devonian) | PluggedGas | 16,500 | Feb 9, 2004 | — | — |
| McEntire 36 #442-431-33036 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveOil | 7,425 | Feb 6, 2002 | — | — |
| Guthrie 93 #242-227-35585 | Atropos Production Corporation | Howard, TXSignal Peak (Wolfcamp) | Plugged | 8,100 | Apr 5, 2001 | — | — |
| Guthrie 93 #342-227-35653 | Atropos Production Corporation | Howard, TXSignal Peak (Wolfcamp) | Not on schedule | 8,100 | Feb 26, 2001 | — | — |
| Batjer 149 #242-431-32978 | Atropos Production Corporation | Sterling, TXTriple M (Wolfcamp) | ActiveGas | 7,928 | Feb 15, 2001 | — | — |
| Reynolds 29 #142-431-32898 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,830 | Jan 29, 2001 | — | — |
| Guthrie 93 #2 X42-227-35627 | Atropos Production Corporation | Howard, TXSignal Peak (Wolfcamp) | PluggedGas | 9,100 | Dec 1, 2000 | — | — |
| Guthrie 87 #342-227-35612 | Atropos Production Corporation | Howard, TXSignal Peak (Wolfcamp) | Temporarily abandonedGas | 7,883 | Nov 20, 2000 | — | — |
| Guthrie 66 #242-227-35615 | Atropos Production Corporation | Howard, TXSignal Peak (Wolfcamp) | Not on schedule | 8,100 | Nov 20, 2000 | — | — |
| Guthrie 94 #142-227-35616 | Atropos Production Corporation | Howard, TXSignal Peak (Wolfcamp) | Not on schedule | 8,100 | Nov 20, 2000 | — | — |
| Guthrie 87 #542-227-35614 | Atropos Production Corporation | Howard, TXSignal Peak (Wolfcamp) | Not on schedule | 8,100 | Nov 16, 2000 | — | — |
| Guthrie 65 #142-227-35617 | Atropos Production Corporation | Howard, TXSignal Peak (Wolfcamp) | Not on schedule | 8,100 | Nov 14, 2000 | — | — |
| Guthrie 86 #242-227-35611 | Atropos Production Corporation | Howard, TXSignal Peak (Wolfcamp) | Temporarily abandonedGas | 7,823 | Nov 1, 2000 | — | — |
| Guthrie 86 #342-227-35609 | Atropos Production Corporation | Howard, TXSignal Peak (Wolfcamp) | Not on schedule | 8,100 | Oct 26, 2000 | — | — |
| C. McEntire 23 #442-431-33001 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,418 | Oct 9, 2000 | — | — |
| Guthrie 86 #142-227-35596 | Atropos Production Corporation | Howard, TXSignal Peak (Wolfcamp) | Not on schedule | 8,100 | Sep 28, 2000 | — | — |
| Guthrie 87 #142-227-35582 | Atropos Production Corporation | Howard, TXSignal Peak (Wolfcamp) | Not on schedule | 8,100 | Aug 18, 2000 | — | — |
| Guthrie 93 #142-227-35583 | Atropos Production Corporation | Howard, TXSignal Peak (Wolfcamp) | Temporarily abandonedGas | 7,780 | Aug 18, 2000 | — | — |
| Batjer 145 #142-227-35532 | Atropos Production Corporation | Howard, TXHowling (Cisco) | Not on schedule | 8,100 | May 30, 2000 | — | — |
| Batjer 148 #142-431-32988 | Atropos Production Corporation | Sterling, TXHowling (Cisco) | ActiveGas | 7,829 | Apr 3, 2000 | — | — |
| Horwood #242-431-32772 | Atropos Production Corporation | Sterling, TXBomb Run (Fusselman) | PluggedOil | 9,000 | Oct 18, 1999 | — | — |
| Wilkinson 14 #542-431-32970 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,440 | Sep 1, 1999 | — | — |
| Batjer 149 #142-431-32963 | Atropos Production Corporation | Sterling, TXHowling (Cisco) | PluggedOil | 8,100 | Jul 14, 1999 | — | — |
| Wilkinson 14 #442-431-32959 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,461 | May 5, 1999 | — | — |
| Wilkinson 14 #342-431-32954 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,497 | Oct 30, 1998 | — | — |
| Reynolds 32 #242-431-32945 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,809 | Sep 23, 1998 | — | — |
| McEntire 27 #742-431-32920 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,550 | Jan 23, 1998 | — | — |
| McEntire 23 #342-431-32921 | Atropos Production Corporation | Sterling, TXCredo, E. (Cisco, Up.) | Not on schedule | 8,000 | Jan 23, 1998 | — | — |
| McEntire 23 #242-431-32916 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,422 | Jan 20, 1998 | — | — |
| McEntire 28 #742-431-32899 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,788 | Nov 3, 1997 | — | — |
| McEntire 28 #642-431-32900 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,820 | Nov 3, 1997 | — | — |
| McEntire 28 #842-431-32901 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,835 | Nov 3, 1997 | — | — |
| McEntire 23 #142-431-32889 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,447 | Sep 3, 1997 | — | — |
| McEntire 22 #842-431-32888 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,430 | Aug 27, 1997 | — | — |
| Reynolds 30 #142-431-32882 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveOil | 7,950 | Jul 17, 1997 | — | — |
| McEntire 15 #842-431-32874 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,550 | May 30, 1997 | — | — |
| McEntire 27 #842-431-32875 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,590 | May 20, 1997 | — | — |
| McEntire 2 #242-431-32873 | Atropos Production Corporation | Sterling, TXConger (Penn) | ActiveOil | 7,670 | May 15, 1997 | — | — |
| McEntire 22 #742-431-32872 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,455 | May 14, 1997 | — | — |
| Wilkinson 14 #242-431-32866 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,530 | Apr 24, 1997 | — | — |
| McEntire 33 #742-431-32867 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,805 | Apr 24, 1997 | — | — |
| McEntire 28 #542-431-32868 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,855 | Apr 23, 1997 | — | — |
| McEntire 21 #542-431-32869 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,774 | Apr 23, 1997 | — | — |
| Wilkinson 10 #442-431-32861 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,710 | Mar 26, 1997 | — | — |
| McEntire 15 #642-431-32852 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,550 | Feb 25, 1997 | — | — |
| McEntire 22 #642-431-32851 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,435 | Feb 11, 1997 | — | — |
| McEntire 27 #542-431-32853 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,630 | Feb 11, 1997 | — | — |
| McEntire 22 #542-431-32854 | Atropos Production Corporation | Sterling, TXCredo E. (Cisco Up.) | ActiveGas | 7,533 | Feb 11, 1997 | — | — |