| Fitch #142-285-32770 | Talon Development Company only | Lavaca, TXSweet Home (Yegua 3868) | PluggedGas | 4,900 | Oct 4, 2007 | — | — |
| Schoolfield #342-285-33198 | Talon Development Company only | Lavaca, TXHope (Frio 2893) | PluggedGas | 3,000 | Sep 21, 2005 | — | — |
| Schoolfield #242-285-33160 | Talon Development Company only | Lavaca, TXHope (Wilcox 9950) | PluggedOil | 12,500 | May 24, 2005 | — | — |
| Landers #142-477-30946 | Talon Development Company only | Washington, TXOxbow (Wilcox) | Plugged | 11,000 | Feb 26, 2004 | — | — |
| Montalbano #142-473-30875 | Talon Development Company only | Waller, TXHowth (Wilcox, Lower) | Plugged | 12,250 | Jan 15, 2004 | — | — |
| Kvinta-Power #142-285-33057 | Talon Development Company only | Lavaca, TXSweet Home (Yegua 3868) | PluggedGas | 4,000 | Jan 12, 2004 | — | — |
| David S. D. #142-473-30861 | Talon Development Company only | Waller, TXHowth (Wilcox Lower) | PluggedGas | 11,500 | Nov 4, 2003 | — | — |
| Schoolfield #142-285-32989 | Talon Development Company only | Lavaca, TXHope (Wilcox 9350) | PluggedGas | 9,900 | Oct 9, 2002 | — | — |
| Davis Gas Unit #442-285-32963 | Talon Development Company only | Lavaca, TXHope (Wilcox 9350) | PluggedGas | 9,800 | May 6, 2002 | — | — |
| Stary #242-285-32948 | Talon Development Company only | Lavaca, TXHope (Wilcox 9350) | PluggedGas | 9,700 | Feb 11, 2002 | — | — |
| Stary #142-285-32910 | Talon Development Company only | Lavaca, TXSweet Home (Yegua 3868) | PluggedGas | 4,000 | Jul 30, 2001 | — | — |
| Pritchard #242-285-32840 | Talon Development Company only | Lavaca, TXSweet Home (Yegua 3868) | PluggedGas | 4,100 | Dec 19, 2000 | — | — |
| Woodruff #542-469-33457 | Talon Development Co. Inc. only | Victoria, TXKyle (Wilcox 9500) | PluggedGas | 9,750 | Jan 14, 2000 | — | — |
| Pritchard #142-285-32722 | Talon Development Co. Inc. only | Lavaca, TXSweet Home (Yegua 3868) | PluggedGas | 4,684 | Jun 28, 1999 | — | — |
| Weatherly #242-285-32691 | Talon Development Company only | Lavaca, TXYoakum SE. (8600) | PluggedGas | 8,750 | Mar 1, 1999 | — | — |
| Jurena Heirs et al Unit #142-285-32689 | Talon Development Company only | Lavaca, TXSupple Jack Creek (Yegua) | PluggedGas | 5,250 | Feb 23, 1999 | — | — |
| Chilek #142-285-32686 | Talon Development Co. Inc. only | Lavaca, TXSweet Home (Yegua 3868) | PluggedGas | 5,200 | Feb 17, 1999 | — | — |
| Wheeler #142-285-32680 | Talon Development Co. Inc. only | Lavaca, TXHope (Miocene 2640) | PluggedGas | 2,800 | Feb 3, 1999 | — | — |
| Murphy a #142-469-33389 | Talon Development Co. Inc. only | Victoria, TXNursery (3000) | PluggedGas | 3,200 | Feb 3, 1999 | — | — |
| Sparks #142-285-32647 | Talon Development Co. Inc. only | Lavaca, TXHope (Wilcox 10300) | PluggedGas | 10,500 | Sep 9, 1998 | — | — |
| Weatherly #142-285-32631 | Talon Development Co. Inc. only | Lavaca, TXSweet Home (Yegua 3868) | PluggedGas | 4,200 | Jul 9, 1998 | — | — |
| Kyle a #142-469-33320 | Talon Development Company only | Victoria, TXKyle (3200) | PluggedGas | 3,700 | Jan 23, 1998 | — | — |
| Williams #142-285-32559 | Talon Development Co. Inc. only | Lavaca, TXHope (Miocene 2660) | PluggedGas | 3,100 | Dec 2, 1997 | — | — |
| Y.N.A., Inc. #142-285-32552 | Talon Development Co., Inc. only | Lavaca, TXHope (Wilcox 8800) | Not on schedule | 9,200 | Nov 13, 1997 | — | — |
| Dentler #142-469-33283 | Talon Development Co. Inc. only | Victoria, TXNursery SW. (3230) | PluggedGas | 3,800 | Oct 22, 1997 | — | — |
| Obsta #142-469-33281 | Talon Development Co. Inc. only | Victoria, TXVic-Witt (3300) | PluggedGas | 3,450 | Oct 21, 1997 | — | — |
| Edwards #142-469-33282 | Talon Development Co. Inc. only | Victoria, TXNursery SW. (3230) | PluggedGas | 3,550 | Oct 21, 1997 | — | — |
| Cohen #142-123-31806 | Talon Development Co., Inc. only | De Witt, TXThomaston (Yegua 4900) | Not on schedule | 5,450 | Aug 6, 1997 | — | — |
| Korenek #142-089-31967 | Talon Development Co. Inc. only | Colorado, TXNada (Frio 3650) | PluggedGas | 6,707 | Nov 27, 1996 | — | — |
| Welder Heirs F #242-469-33149 | Talon Development Co. Inc. only | Victoria, TXNursery S. (1150) | PluggedGas | 3,200 | Nov 25, 1996 | — | — |
| Matzke #142-481-33845 | Talon Development Co. Inc. only | Wharton, TXJones Creek (3100) | PluggedGas | 3,600 | Sep 23, 1996 | — | — |
| Hoff #242-175-32933 | Talon Development Co. Inc. only | Goliad, TXWeser South (2900) | PluggedGas | 3,300 | Jul 26, 1996 | — | — |
| Welder Heirs "F" #142-469-33173 | Talon Development Co., Inc. only | Victoria, TX | Not on schedule | 12,500 | Jul 18, 1996 | — | — |
| Welder Heirs C #242-469-33150 | Talon Development Co. Inc. only | Victoria, TXNursery (3100) | PluggedGas | 3,700 | May 1, 1996 | — | — |
| Atkinson Mary E. Heirs #142-469-33146 | Talon Development Co. Inc. only | Victoria, TXNursery (3400) | PluggedGas | 3,700 | Apr 29, 1996 | — | — |
| Atkinson Mary E. Heirs #242-469-33147 | Talon Development Co. Inc. only | Victoria, TXRob Welder (2600) | PluggedGas | 3,500 | Apr 29, 1996 | — | — |
| Welder Heirs a #442-469-33144 | Talon Development Co. Inc. only | Victoria, TXNursery (3100) | PluggedGas | 3,400 | Apr 22, 1996 | — | — |
| Hughes #242-481-33847 | Talon Development Co. Inc. only | Wharton, TXNada (Catahoula) | PluggedGas | 2,600 | Jan 11, 1996 | — | — |
| Kitchel a #142-089-31900 | Talon Development Co. Inc. only | Colorado, TXFrnka (3460) | PluggedGas | 4,200 | Dec 6, 1995 | — | — |
| Mach #142-481-33814 | Talon Development Co. Inc. only | Wharton, TXJones Creek (3400) | PluggedGas | 3,800 | Aug 9, 1995 | — | — |
| Hail #142-481-33800 | Talon Development Co. Inc. only | Wharton, TXJones Creek (4000 Frio) | PluggedGas | 5,700 | Jul 11, 1995 | — | — |
| Bunge #142-481-33787 | Talon Development Co. Inc. only | Wharton, TXNada (Catahoula) | PluggedGas | 2,750 | May 26, 1995 | — | — |
| Hughes #142-481-33784 | Talon Development Co. Inc. only | Wharton, TXNada (Catahoula) | PluggedGas | 3,000 | May 4, 1995 | — | — |
| Hawes #142-481-33718 | Talon Development Co., Inc. only | Wharton, TXSpanish Camp, SOUTH(3000) | Not on schedule | 3,250 | Jun 23, 1994 | — | — |
| Walker Ruby #142-481-33687 | Talon Development Co. Inc. only | Wharton, TXNew Taiton W. (2800) | PluggedGas | 2,900 | Feb 2, 1994 | — | — |
| Raun #242-481-33685 | Talon Development Co. Inc. only | Wharton, TXNew Taiton (Miocene 2700) | PluggedGas | 3,000 | Jan 25, 1994 | — | — |
| Raun Gas Unit #142-481-33669 | Talon Development Co. Inc. only | Wharton, TXNew Taiton W. (2650) | PluggedGas | 3,000 | Nov 23, 1993 | — | — |
| La Prade #142-089-31874 | Talon Development Co. Inc. only | Colorado, TXGarwood (3800) | PluggedGas | 4,200 | May 26, 1993 | — | — |
| McCan #442-469-32865 | Talon Development Co. Inc. only | Victoria, TXSalem (2260) | PluggedGas | 4,500 | Jul 13, 1992 | — | — |
| Stafford #242-239-32644 | Talon Development Co., Inc. only | Jackson, TX | Plugged | 7,500 | Jun 10, 1992 | — | — |