| Pdo McDaniel #142-471-30316 | Wheeler Operating Corporation only | Walker, TXWildcat | PluggedGas | 5,000 | Jul 6, 2005 | — | — |
| Moneywort #142-471-30311 | Prime Operating Company only | Walker, TXBoswell Creek (Frio 3100) | PluggedGas | 3,200 | Jun 9, 2005 | — | — |
| Pdo Painter #142-471-30315 | Wheeler Operating Corporation only | Walker, TXWildcat | Temporarily abandonedGas | 2,500 | Jun 6, 2005 | — | — |
| Champion International Corp. #342-471-30314 | Houston Petroleum Company only | Walker, TXTrinity | PluggedGas | 4,000 | Apr 1, 2005 | — | — |
| Gibbs Bros F #242-471-30214 | Moran Corporation The only | Walker, TXPine Prairie N. (Woodbine) | PluggedGas | 12,214 | Jan 13, 2005 | — | — |
| Parker Unit #142-471-30313 | Prime Operating Company only | Walker, TXPrime Parker (Frio 2275) | PluggedGas | 2,900 | Oct 21, 2004 | — | — |
| Gibbs Brothers & Company B #6SH42-471-00037 | — | Walker, TXSam Houston | Plugged | 2,439 | Aug 18, 2004 | — | — |
| Gibbs Brothers & Company a #342-471-00030 | Wheeler Operating Corporation only | Walker, TXSam Houston | Temporarily abandonedGas | 2,425 | Jul 7, 2004 | — | — |
| Gibbs Brothers & Company B #1SH42-471-00036 | Small, R.P. Corp. only | Walker, TX | Not on schedule | 2,434 | Jul 7, 2004 | — | — |
| Gibbs Bros. -a- #542-471-00040 | S and B Gauging Services LLC only | Walker, TXSam Houston | Not on scheduleOil | 5,330 | Jul 7, 2004 | — | — |
| Gibbs -B- #242-471-00142 | S and B Gauging Services LLC only | Walker, TXSam Houston | PluggedOil | 2,700 | Jul 7, 2004 | — | — |
| Gibbs Brothers & Company #542-471-30312 | Small, R.P. Corp. only | Walker, TX | Not on schedule | 3,000 | Jul 7, 2004 | — | — |
| Pure Resources #142-471-30309 | — | Walker, TXWildcat | Plugged | 11,800 | Dec 1, 2003 | — | — |
| Pollard J. M. #142-471-30308 | Rusk Energy Operating LLC only | Walker, TXTrinity | Temporarily abandonedGas | 3,507 | Nov 19, 2003 | — | — |
| Clegg Mary T. #142-471-30307 | — | Walker, TXWildcat | Plugged | 3,000 | Aug 14, 2003 | — | — |
| Reader #142-471-30305 | Fortune Natural Resources Corp. only | Walker, TX | Plugged | 4,000 | Jun 6, 2003 | — | — |
| Louisiana-Pacific #142-471-30306 | — | Walker, TXWildcat | Plugged | 4,300 | Jun 6, 2003 | — | — |
| Bombay Unit #1HZ42-471-30302 | EOG Resources Inc. only | Walker, TXMossy Grove (Glen Rose) | PluggedGas | 13,750 | Dec 5, 2002 | — | — |
| Rohe Cynthia Gas Unit #142-471-30301 | Small R.P. Corp. only | Walker, TXWildcat | PluggedGas | 3,400 | Sep 6, 2002 | — | — |
| Tanqueray Unit #1REHZ42-471-30293 | EOG Resources Inc. only | Walker, TXMossy Grove (Glen Rose) | ActiveGas | 11,522 | Aug 30, 2002 | — | — |
| Keeland #142-471-30232 | Elliott Oil & Gas Operating Co. only | Walker, TXWildcat | Shut inOil | 20,827 | Aug 13, 2002 | — | — |
| Parham Lana #142-471-30300 | Small R.P. Corp. only | Walker, TXWildcat | PluggedGas | 2,600 | Jul 24, 2002 | — | — |
| Godwin Craig #142-471-30264 | Small R.P. Corp. only | Walker, TXWildcat | PluggedGas | 3,500 | Jul 9, 2002 | — | — |
| Bawcom #142-471-30265 | Small R.P. Corp. only | Walker, TXWildcat | PluggedGas | 4,000 | Jun 7, 2002 | — | — |
| Fleming #142-471-30299 | — | Walker, TXWildcat | Plugged | 18,000 | May 24, 2002 | — | — |
| San Jacinto #142-471-30296 | — | Walker, TXPainter | Plugged | 1,999 | May 17, 2002 | — | — |
| Hatcher #1__42-471-30297 | — | Walker, TXWildcat | Plugged | 5,400 | May 8, 2002 | — | — |
| Gibbs Bros. C-2 Unit #142-471-30024 | Moran Corporation The only | Walker, TXCrabbs Prairie (James Lime) | PluggedGas | 15,200 | Apr 9, 2002 | — | — |
| Sam #242-471-30295 | Icarus Operating Corporation only | Walker, TXMoroil (Yegua 3570) | PluggedOil | 3,800 | Mar 28, 2002 | — | — |
| Gnemi #142-471-30294 | Strand Energy L.C. only | Walker, TXHawthorne NE (Yegua) | PluggedGas | 6,000 | Dec 3, 2001 | — | — |
| 817+51 #144042-471-30292 | Alon USA, LP only | Walker, TX | Not on schedule | 490 | Aug 23, 2001 | — | — |
| Werner P.D. #1__42-471-30291 | — | Walker, TXWildcat | Plugged | 2,600 | May 15, 2001 | — | — |
| Wash-McAdams #3HRHZ42-471-30290 | EOG Resources Inc. only | Walker, TXMossy Grove (Glen Rose) | ActiveGas | 12,415 | Jan 29, 2001 | — | — |
| Gibbs Gas Unit #242-471-30203 | Captain Energy, Inc. only | Walker, TX | Plugged | 15,559 | Jan 12, 2001 | — | — |
| Smithers #1HZ42-471-30275 | Blue Moon Operating Inc. only | Walker, TXGiddings (Austin Chalk-3) | ActiveOil | 11,642 | May 16, 2000 | — | — |
| Sam #342-471-30289 | Icarus Operating Corporation only | Walker, TX | Not on schedule | 3,700 | Apr 19, 2000 | — | — |
| Colburn Unit #1HHZ42-471-30288 | EOG Resources Inc. only | Walker, TXMossy Grove (Glen Rose) | PluggedGas | 13,000 | Aug 26, 1999 | — | — |
| Smither E.M. Company #142-471-30247 | Shield Resources Inc. only | Walker, TXSmithers (Wilcox) | PluggedGas | 11,165 | May 21, 1999 | — | — |
| Gibbs Brothers et al Unit #1HHZ42-471-30273 | Buffco Production Inc. only | Walker, TXGiddings (Austin Chalk Gas) | PluggedGas | 15,500 | Feb 9, 1999 | — | — |
| Sam #242-471-30287 | Icarus Operating Corporation only | Walker, TX | Not on schedule | 4,000 | Dec 1, 1998 | — | — |
| Wash-McAdams -a- Unit #2HLHZ42-471-30286 | EOG Resources Inc. only | Walker, TXMossy Grove (Glen Rose) | PluggedGas | 13,000 | Aug 6, 1998 | — | — |
| Gospel Hill Gas Unit #1HZ42-471-30281 | Small R.P. Corp. only | Walker, TXHuntsville Northeast | PluggedGas | 11,600 | Aug 5, 1998 | — | — |
| Wash-McAdams #3HHZ42-471-30285 | EOG Resources Inc. only | Walker, TXMossy Grove (Glen Rose) | PluggedGas | 12,500 | Mar 12, 1998 | — | — |
| McAdams Wash #1H_HZ42-471-30284 | — | Walker, TXMossy Grove (Glen Rose) | Plugged | 11,700 | Oct 6, 1997 | — | — |
| Talladega #1H_HZ42-471-30283 | — | Walker, TXWildcat | Plugged | 14,000 | Aug 27, 1997 | — | — |
| Sam #142-471-30282 | Icarus Operating Corporation only | Walker, TXMorgas (3600 Yegua) | PluggedGas | 4,000 | Aug 18, 1997 | — | — |
| Gibbs Brothers & Company #142-471-00177 | F.I.G. Energy LLC only | Walker, TXMorgas (3540) | PluggedGas | 3,816 | Jun 18, 1997 | — | — |
| McAdams #1HHZ42-471-30280 | Rosewood Resources, Inc. only | Walker, TX | Not on schedule | 11,700 | Jun 10, 1997 | — | — |
| Morgan Unit a-577 #1HZ42-471-30279 | Galloway Energy Co. only | Walker, TXGiddings (Austin Chalk-3) | ActiveOil | 16,432 | May 13, 1997 | — | — |
| Gibbs Unit #1HHZ42-471-30278 | Swift Energy Company only | Walker, TXWildcat | PluggedGas | 13,500 | Apr 8, 1997 | — | — |