| West Ranch #601742-371-37365 | Longfellow Energy LP | Pecos, TXPinon (Tesnus-East) | ActiveOil | 5,218 | Jan 23, 2004 | — | — |
| West Ranch #601842-371-37367 | Longfellow Energy LP | Pecos, TXPinon (Tesnus-East) | ActiveOil | 5,200 | Jan 23, 2004 | — | — |
| West Ranch #70142-371-37358 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 7,151 | Jan 15, 2004 | — | — |
| West Ranch #250342-371-37359 | Longfellow Energy LP | Pecos, TXPinon (Tesnus-East) | ActiveOil | 5,638 | Jan 13, 2004 | — | — |
| West Ranch #250542-371-37361 | Longfellow Energy LP | Pecos, TXPinon (Tesnus-East) | ActiveOil | 5,619 | Jan 12, 2004 | — | — |
| West Ranch #60642-371-37269 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 8,912 | Dec 22, 2003 | — | — |
| West Ranch #502242-371-37351 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 4,450 | Dec 22, 2003 | — | — |
| Sapp-Weaver #330342-443-31031 | Longfellow Energy LP | Terrell, TXBrown-Bassett (Wolfcamp) | Temporarily abandonedGas | 6,066 | Dec 3, 2003 | — | — |
| West Ranch #601642-371-37338 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 10,000 | Nov 14, 2003 | — | — |
| West Ranch #601442-371-37336 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 4,800 | Nov 10, 2003 | — | — |
| West Ranch #601542-371-37337 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | Temporarily abandonedGas | 4,707 | Nov 7, 2003 | — | — |
| Bassett Goode #5HHZ42-443-31027 | Longfellow Energy LP | Terrell, TXBrown-Bassett (Strawn) | ActiveGas | 11,915 | Oct 20, 2003 | — | — |
| Mitchell 7 #642-443-31026 | Longfellow Energy LP | Terrell, TXK M (Ellen.) | Temporarily abandonedGas | 18,328 | Oct 14, 2003 | — | — |
| West Ranch #230542-371-37325 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 4,404 | Sep 29, 2003 | — | — |
| West State #240442-371-37326 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | Temporarily abandonedGas | 4,546 | Sep 29, 2003 | — | — |
| West State #240642-371-37328 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 5,598 | Sep 29, 2003 | — | — |
| Allison 2003 #110242-371-37331 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | Temporarily abandonedGas | 9,500 | Sep 29, 2003 | — | — |
| Longfellow 130 #330142-371-37332 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | Temporarily abandonedGas | 8,200 | Sep 29, 2003 | — | — |
| West State #240342-371-37324 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 12,100 | Sep 26, 2003 | — | — |
| West State #240542-371-37327 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 4,965 | Sep 26, 2003 | — | — |
| West Ranch #230442-371-37329 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 4,401 | Sep 26, 2003 | — | — |
| West Ranch #230242-371-37330 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | Temporarily abandonedGas | 11,216 | Sep 26, 2003 | — | — |
| Banner Estate Gas Unit a #142-443-31017 | Longfellow Energy LP | Terrell, TXBrown-Bassett (Ellenburger) | ActiveGas | 14,650 | Sep 25, 2003 | — | — |
| Allison 2 #130342-371-37323 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 2,412 | Sep 24, 2003 | — | — |
| Scott State #120142-443-31018 | Longfellow Energy LP | Terrell, TXBrown-Bassett (Wolfcamp) | ActiveGas | 6,424 | Sep 8, 2003 | — | — |
| Brown #320242-443-31019 | Longfellow Energy LP | Terrell, TXBrown-Bassett (Wolfcamp) | ActiveGas | 6,010 | Sep 8, 2003 | — | — |
| Sapp-Weaver #330242-443-31021 | Longfellow Energy LP | Terrell, TXBrown-Bassett (Wolfcamp) | Temporarily abandonedGas | 6,149 | Sep 5, 2003 | — | — |
| Banner Estate Unit B #142-443-31006 | Longfellow Energy LP | Terrell, TXBrown-Bassett (Ellenburger) | ActiveGas | 14,100 | Aug 28, 2003 | — | — |
| Mitchell #120142-443-31007 | Longfellow Energy LP | Terrell, TXK M (Ellen.) | ActiveGas | 18,497 | Aug 8, 2003 | — | — |
| West Ranch #501942-371-37287 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 7,800 | Jul 21, 2003 | — | — |
| West Ranch #502142-371-37290 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | Temporarily abandonedGas | 4,505 | Jul 21, 2003 | — | — |
| West Ranch #601042-371-37307 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | Temporarily abandonedGas | 5,210 | Jul 16, 2003 | — | — |
| Hackberry #490142-443-30483 | Longfellow Energy LP | Terrell, TXAlmez (Devonian-Ellen) | ActiveGas | 16,164 | Jul 11, 2003 | — | — |
| West Ranch #601342-371-37296 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 9,600 | Jul 2, 2003 | — | — |
| West Ranch #601242-371-37295 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 9,092 | Jun 30, 2003 | — | — |
| West Ranch #601142-371-37289 | Longfellow Energy LP | Pecos, TXPinon (Tesnus-East) | ActiveOil | 5,660 | Jun 27, 2003 | — | — |
| West Ranch #250142-371-37292 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | Temporarily abandonedGas | 10,445 | Jun 26, 2003 | — | — |
| Allison #30442-371-37283 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | Temporarily abandonedGas | 9,226 | Jun 17, 2003 | — | — |
| West Ranch #340342-371-37286 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 8,210 | Jun 13, 2003 | — | — |
| West Ranch #60742-371-37274 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 7,946 | May 1, 2003 | — | — |
| West Ranch #60942-371-37272 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 4,344 | Apr 30, 2003 | — | — |
| West Ranch #60842-371-37273 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | Temporarily abandonedGas | 4,819 | Apr 30, 2003 | — | — |
| Allison #20142-371-37261 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | Temporarily abandonedGas | 11,000 | Mar 18, 2003 | — | — |
| Longfellow 600 MD #80142-371-37260 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 9,000 | Mar 13, 2003 | — | — |
| West Ranch #501442-371-37250 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 4,450 | Mar 7, 2003 | — | — |
| West Ranch #501642-371-37252 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 8,844 | Mar 7, 2003 | — | — |
| West Ranch #501542-371-37251 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 4,305 | Mar 5, 2003 | — | — |
| West Ranch #501742-371-37253 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | ActiveGas | 4,516 | Mar 5, 2003 | — | — |
| West Ranch #501842-371-37254 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | Temporarily abandonedGas | 4,163 | Mar 5, 2003 | — | — |
| West Ranch #230142-371-37255 | Longfellow Energy LP | Pecos, TXPinon (Overthrust) | Temporarily abandonedGas | 6,115 | Mar 5, 2003 | — | — |