| Chisum Roy R. #8RE42-263-31395 | Three Span Oil & Gas Inc. | Kent, TXBoomerang S. (Strawn Lime) | Shut inOil | 6,700 | Dec 15, 2009 | — | — |
| Yarbrough & Allen 32 #142-103-30906 | Three Span Oil & Gas Inc. | Crane, TXYarbrough & Allen (Wolfcamp) | PluggedOil | 7,500 | Dec 11, 2008 | — | — |
| Richardson #1HHZ42-415-34452 | Three Span Oil & Gas Inc. | Scurry, TXEarnest (6500 Sand) | ActiveOil | 7,091 | Aug 9, 2008 | — | — |
| Mallet Land & Cattle Co. #442-079-00226 | Three Span Oil & Gas Inc. | Cochran, TXSlaughter | ActiveInjection | 5,094 | Jun 11, 2008 | — | — |
| Welch Northeast Unit #912W42-305-30468 | Three Span Oil & Gas Inc. | Lynn, TXWelch | ActiveInjection | 4,957 | Jul 26, 2007 | — | — |
| Welch Northeast Unit #911 HHZ42-445-31826 | Three Span Oil & Gas Inc. | Terry, TXWelch | ActiveOil | 5,030 | Nov 20, 2006 | — | — |
| Welch Northeast Unit #703 HHZ42-305-30069 | Three Span Oil & Gas Inc. | Lynn, TXWelch | ActiveOil | 4,944 | Oct 31, 2006 | — | — |
| Welch Northeast Unit #909HZ42-305-30062 | Three Span Oil & Gas Inc. | Lynn, TXWelch | ActiveOil | 4,934 | Oct 25, 2006 | — | — |
| Welch Northeast Unit #1604 HHZ42-305-30464 | Three Span Oil & Gas Inc. | Lynn, TXWelch | Shut inOil | 4,965 | Oct 25, 2006 | — | — |
| Mirage Waterflood Unit #3WS42-415-34226 | Three Span Oil & Gas Inc. | Scurry, TXMirage (Strawn) | ActiveWater Supply | 600 | Apr 24, 2006 | — | — |
| Kline B #142-169-32935 | Three Span Oil & Gas Inc. | Garza, TXTufbow (Strawn) | ActiveOil | 7,903 | Feb 23, 2006 | — | — |
| Jones Percy Estate Tr. 6-B #113942-263-31741 | Three Span Oil & Gas Inc. | Kent, TXSalt Creek South (Penn. Lower) | ActiveOil | 7,255 | Dec 8, 2004 | — | — |
| Mirage Waterflood Unit #1242-415-34024 | Three Span Oil & Gas Inc. | Scurry, TXMirage (Strawn) | ActiveInjection | 7,560 | Jul 23, 2003 | — | — |
| Jones Percy Estate Tr. 6 #104342-263-31718 | Three Span Oil & Gas Inc. | Kent, TXSalt Creek South (Penn. Lower) | ActiveOil | 6,950 | Jan 13, 2003 | — | — |
| Jones Percy Estate Tr. 6 #104242-263-31710 | Three Span Oil & Gas Inc. | Kent, TXSalt Creek South (Penn. Lower) | ActiveOil | 6,960 | Sep 11, 2002 | — | — |
| Mirage Waterflood Unit #1642-415-33909 | Three Span Oil & Gas Inc. | Scurry, TXMirage (Strawn) | ActiveOil | 7,539 | May 28, 2002 | — | — |
| Jones Percy Estate Tr. 6-B #113342-263-00246 | Three Span Oil & Gas Inc. | Kent, TXSalt Creek South (Penn. Lower) | PluggedOil | 5,020 | May 14, 2002 | — | — |
| Jones Percy Estate Tr. 6-B #113842-263-31690 | Three Span Oil & Gas Inc. | Kent, TXSalt Creek South (Penn. Lower) | Shut inOil | 6,850 | Aug 24, 2001 | — | — |
| Mirage Waterflood Unit #1542-415-33832 | Three Span Oil & Gas Inc. | Scurry, TXMirage (Strawn) | ActiveOil | 7,480 | Nov 1, 2000 | — | — |
| Mallet Land & Cattle Co. #2942-079-32975 | Three Span Oil & Gas Inc. | Cochran, TXSlaughter | Shut inOil | 5,150 | Apr 5, 2000 | — | — |
| Roberts #942-219-36517 | Three Span Oil & Gas Inc. | Hockley, TXLevelland | ActiveOil | 4,825 | Mar 22, 2000 | — | — |
| Adair S.E. (San Andres)unit #52R42-165-35457 | Three Span Oil & Gas Inc. | Gaines, TXAdair | PluggedOil | 5,200 | Sep 2, 1999 | — | — |
| Adair S.E. (San Andres)unit #5142-165-35430 | Three Span Oil & Gas Inc. | Gaines, TXAdair | ActiveOil | 5,000 | Jul 5, 1999 | — | — |
| Adair S.E. (San Andres)unit #5342-165-35431 | Three Span Oil & Gas Inc. | Gaines, TXAdair | ActiveOil | 5,000 | Jul 5, 1999 | — | — |
| Tunstill #342-103-34579 | Three Span Oil & Gas Inc. | Crane, TXAbell Northeast (Clear Fork) | PluggedOil | 4,500 | Dec 16, 1997 | — | — |
| Mirage Waterflood Unit #1442-415-33634 | Three Span Oil & Gas Inc. | Scurry, TXMirage (Strawn) | ActiveOil | 7,500 | Oct 23, 1997 | — | — |
| Mirage Waterflood Unit #242-415-33626 | Three Span Oil & Gas Inc. | Scurry, TXMirage (Strawn) | ActiveOil | 7,500 | Sep 25, 1997 | — | — |
| Mirage Waterflood Unit #1342-415-33611 | Three Span Oil & Gas Inc. | Scurry, TXMirage (Strawn) | Shut inOil | 7,565 | Aug 18, 1997 | — | — |
| Tunstill #142-103-34554 | Three Span Oil & Gas Inc. | Crane, TXAbell Northwest (Clear Fork) | PluggedGas | 4,500 | Jul 24, 1997 | — | — |
| Mirage Waterflood Unit #342-415-33536 | Three Span Oil & Gas Inc. | Scurry, TXMirage (Strawn) | ActiveOil | 7,690 | Mar 21, 1997 | — | — |
| Mirage Waterflood Unit #142-415-33531 | Three Span Oil & Gas Inc. | Scurry, TXMirage (Strawn) | ActiveOil | 7,675 | Feb 13, 1997 | — | — |
| Mirage Waterflood Unit #1042-415-33522 | Three Span Oil & Gas Inc. | Scurry, TXMirage (Strawn) | ActiveOil | 7,730 | Dec 12, 1996 | — | — |
| Mirage Waterflood Unit #842-415-33503 | Three Span Oil & Gas Inc. | Scurry, TXMirage (Strawn) | ActiveOil | 7,652 | Nov 8, 1996 | — | — |
| Mirage Waterflood Unit #742-415-33440 | Three Span Oil & Gas Inc. | Scurry, TXMirage (Strawn) | ActiveOil | 7,713 | Sep 5, 1996 | — | — |
| Mirage Waterflood Unit #1142-415-33420 | Three Span Oil & Gas Inc. | Scurry, TXMirage (Strawn) | ActiveOil | 7,665 | Jul 15, 1996 | — | — |
| Mirage Waterflood Unit #542-415-33404 | Three Span Oil & Gas Inc. | Scurry, TXMirage (Strawn) | ActiveOil | 7,692 | May 23, 1996 | — | — |
| Mirage Waterflood Unit #942-415-33375 | Three Span Oil & Gas Inc. | Scurry, TXMirage (Strawn) | ActiveInjection | 7,675 | Feb 5, 1996 | — | — |
| Wallace #242-263-31556 | Three Span Oil & Gas Inc. | Kent, TXRojo Canyon (Strawn) | ActiveOil | 7,762 | Aug 31, 1995 | — | — |
| Mirage Waterflood Unit #642-415-33336 | Three Span Oil & Gas Inc. | Scurry, TXMirage (Strawn) | ActiveOil | 7,690 | Mar 21, 1995 | — | — |
| Chisum Roy R. #7WIHZ42-263-31345 | Three Span Oil & Gas Inc. | Kent, TXBoomerang S. (Strawn Lime) | ActiveInjection | 6,598 | Feb 2, 1995 | — | — |
| Adair S.E. (San Andres)unit #4842-165-34801 | Three Span Oil & Gas Inc. | Gaines, TXAdair | PluggedOil | 5,000 | Oct 26, 1994 | — | — |
| Adair S.E. (San Andres)unit #5042-165-34793 | Three Span Oil & Gas Inc. | Gaines, TXAdair | PluggedOil | 5,000 | Oct 24, 1994 | — | — |
| Adair S.E. (San Andres)unit #14R42-165-34794 | Three Span Oil & Gas Inc. | Gaines, TXAdair | ActiveInjection | 4,925 | Oct 24, 1994 | — | — |
| Adair S.E. (San Andres)unit #4342-165-34796 | Three Span Oil & Gas Inc. | Gaines, TXAdair | ActiveWater Supply | 4,930 | Oct 24, 1994 | — | — |
| Adair S.E. (San Andres)unit #4442-165-34797 | Three Span Oil & Gas Inc. | Gaines, TXAdair | PluggedOil | 5,000 | Oct 24, 1994 | — | — |
| Adair S.E. (San Andres)unit #4542-165-34798 | Three Span Oil & Gas Inc. | Gaines, TXAdair | ActiveOil | 493 | Oct 24, 1994 | — | — |
| Adair S.E. (San Andres)unit #4642-165-34799 | Three Span Oil & Gas Inc. | Gaines, TXAdair | ActiveOil | 4,924 | Oct 24, 1994 | — | — |
| Adair S.E. (San Andres)unit #4742-165-34800 | Three Span Oil & Gas Inc. | Gaines, TXAdair | ActiveOil | 4,920 | Oct 24, 1994 | — | — |
| Adair S.E. (San Andres)unit #4942-165-34802 | Three Span Oil & Gas Inc. | Gaines, TXAdair | ActiveOil | 4,920 | Oct 24, 1994 | — | — |
| Wallace #142-263-31513 | Three Span Oil & Gas Inc. | Kent, TXRojo Canyon (Strawn) | ActiveOil | 7,720 | Jan 31, 1994 | — | — |