| Wrightsman et al GU #142-489-31232 | Dewbre Petroleum Corporation only | Willacy, TXChile Vieja (Frio) | ActiveGas | 11,500 | Jul 8, 2009 | — | — |
| Cox B. F. #1142-489-31231 | Wagner Oil Company only | Willacy, TXLa Sal Vieja (Frio Cons) | ActiveGas | 11,591 | Jun 22, 2009 | — | — |
| Cox B. F. #1042-489-31230 | Wagner Oil Company only | Willacy, TXLa Sal Vieja (Frio Cons) | ActiveGas | 11,337 | Jun 17, 2009 | — | — |
| Cox B. F. #5R42-489-31229 | Wagner Oil Company only | Willacy, TXLa Sal Vieja (Frio Cons) | ActiveGas | 11,327 | May 27, 2009 | — | — |
| Cox B. F. #942-489-31228 | Wagner Oil Company only | Willacy, TXLa Sal Vieja (Frio Cons) | ActiveGas | 11,500 | Apr 24, 2009 | — | — |
| Yturria #242-489-31082 | Texas Oil and Gas Operating LLC only | Willacy, TXWildcat | ActiveGas | 8,398 | Apr 21, 2009 | — | — |
| Palousek #1C42-489-31205 | Suemaur Expl. & Prod. LLC only | Willacy, TXChile Vieja (Palousek) | PluggedGas | 12,000 | Feb 11, 2009 | — | — |
| Yturria #29D42-489-31226 | Blakenergy Operating, LLCpermitted by · no operator of record | Willacy, TX | Not on schedule | 10,700 | Dec 31, 2008 | — | — |
| Yturria #30D42-489-31227 | Texas Oil and Gas Operating LLC only | Willacy, TXLa Sara N. (7400) | Temporarily abandonedGas | 7,960 | Dec 31, 2008 | — | — |
| Cox B. F. #842-489-31225 | Wagner Oil Company only | Willacy, TXLa Sal Vieja (Frio Cons) | ActiveGas | 11,394 | Dec 11, 2008 | — | — |
| Yturria #12RR42-489-31224 | Texas Oil and Gas Operating LLC only | Willacy, TXWildcat | Temporarily abandonedGas | 4,000 | Dec 9, 2008 | — | — |
| Colip-Watson #142-489-31223 | Square Mile Energy, L.L.C.permitted by · no operator of record | Willacy, TX | Plugged | 12,500 | Dec 4, 2008 | — | — |
| Cox B. F. #742-489-31221 | Wagner Oil Company only | Willacy, TXLa Sal Vieja (Frio Cons) | ActiveGas | 12,000 | Nov 26, 2008 | — | — |
| Sorrells et al #142-489-31222 | Dewbre Petroleum Corporation only | Willacy, TXLa Sal Vieja (Frio Cons) | Temporarily abandonedGas | 11,344 | Nov 22, 2008 | — | — |
| Yturria #1942-489-31219 | Texas Oil and Gas Operating LLC only | Willacy, TXLa Sara E. (8430) | ActiveGas | 10,467 | Oct 22, 2008 | — | — |
| Yturria #4342-489-31220 | Texas Oil and Gas Operating LLC only | Willacy, TXLacal (E-10) | Shut inOil | 6,610 | Oct 22, 2008 | — | — |
| Ames et al GU #442-489-31217 | Dewbre Petroleum Corporation only | Willacy, TXChile Vieja (Frio) | ActiveGas | 11,300 | Oct 11, 2008 | — | — |
| Cox B. F. #642-489-31216 | Wagner Oil Company only | Willacy, TXLa Sal Vieja (Frio Cons) | ActiveGas | 11,402 | Oct 10, 2008 | — | — |
| Yturria #1242-489-31215 | Texas Oil and Gas Operating LLC only | Willacy, TXLa Sara (No. 41 Sand) | Shut inOil | 10,600 | Oct 6, 2008 | — | — |
| H. Yturria #402642-489-31211 | Cody Energy LLCpermitted by · no operator of record | Willacy, TXRaymondville (Consolidated) | Plugged | 7,800 | Sep 19, 2008 | — | — |
| Yturria H. #402842-489-31212 | Apollo Petro Fuels LLC only | Willacy, TXRaymondville (Consolidated) | Shut inOil | 6,803 | Sep 19, 2008 | — | — |
| Yturria H. #402742-489-31213 | Apollo Petro Fuels LLC only | Willacy, TXRaymondville (Consolidated) | Temporarily abandonedGas | 6,522 | Sep 16, 2008 | — | — |
| Thomas #242-489-31214 | Wagner Oil Company only | Willacy, TXLa Sal Vieja (Frio Cons) | ActiveGas | 11,123 | Sep 16, 2008 | — | — |
| Kerr et al GU #142-489-31210 | Dewbre Petroleum Corporation only | Willacy, TXLa Sal Vieja (Deep) | ActiveGas | 15,000 | Aug 21, 2008 | — | — |
| Rockefeller #1__42-489-31206 | Reveille Resourcespermitted by · no operator of record | Willacy, TXRaymondville (Consolidated) | Plugged | 9,000 | Jul 18, 2008 | — | — |
| La Sal Vieja Development #242-489-31204 | Sanchez Oil & Gas Corporationpermitted by · no operator of record | Willacy, TX | Not on schedule | 13,500 | Jun 21, 2008 | — | — |
| Kleberg R. J. Jr. Tr. Stillman #93D42-489-30948 | Exxon Mobil Corporation only | Willacy, TXStillman (Shallow) | PluggedGas | 10,100 | Jun 2, 2008 | — | — |
| La Sal Vieja Development #142-489-31202 | Proline Energy Resources Inc only | Willacy, TXLa Sal Vieja (Frio Cons) | ActiveGas | 12,500 | May 21, 2008 | — | — |
| Kleberg R J Jr TR Stillman #14242-489-31101 | EOG Resources Inc. only | Willacy, TXTordilla (Deep Cons.) | PluggedGas | 13,000 | Apr 29, 2008 | — | — |
| Kleberg R. J. Jr. Tr. Stillman #10742-489-30971 | Exxon Mobil Corporation only | Willacy, TXTordilla (I-95) | PluggedGas | 13,500 | Apr 25, 2008 | — | — |
| Kleberg R. J. Jr. Tr.-Stillman #13342-489-31003 | Exxon Mobil Corporation only | Willacy, TXTordilla-NC (K-88 E) | PluggedGas | 11,600 | Apr 25, 2008 | — | — |
| Thomas #142-489-31201 | Wagner Oil Company only | Willacy, TXLa Sal Vieja (Frio Cons) | ActiveGas | 11,630 | Apr 11, 2008 | — | — |
| Cowden #142-489-31199 | Dewbre Petroleum Corporation only | Willacy, TXLa Sal Vieja (27787-8240) | PluggedGas | 10,000 | Apr 9, 2008 | — | — |
| Fleming #1__42-489-31200 | Square Mile Energy, L.L.C.permitted by · no operator of record | Willacy, TX | Plugged | 13,750 | Apr 9, 2008 | — | — |
| Cox B F #442-489-31198 | Wagner Oil Company only | Willacy, TXLa Sal Vieja (Frio Cons) | ActiveGas | 11,600 | Mar 11, 2008 | — | — |
| Yturria #8RR42-489-31196 | Texas Oil and Gas Operating LLC only | Willacy, TXWildcat | Temporarily abandonedGas | 3,007 | Feb 26, 2008 | — | — |
| Lefner et al Gas Unit #542-489-31195 | Dewbre Petroleum Corporation only | Willacy, TXChile Vieja (Frio) | ActiveGas | 11,350 | Feb 9, 2008 | — | — |
| Henderson J.W. et al Gas Unit #542-489-31192 | Dewbre Petroleum Corporation only | Willacy, TXLa Sal Vieja (Frio L) | ActiveGas | 13,950 | Jan 7, 2008 | — | — |
| Yturria #142-489-31193 | Bruington Operating L.L.C. only | Willacy, TXRaymondville (Consolidated) | PluggedOil | 11,000 | Jan 2, 2008 | — | — |
| Yturria #342-489-31112 | Texas Oil and Gas Operating LLC only | Willacy, TXWildcat | ActiveGas | 7,900 | Dec 21, 2007 | — | — |
| Lefner et al Gas Unit #442-489-31190 | Suemaur Expl. & Prod. LLC only | Willacy, TXChile Vieja (Frio) | PluggedGas | 12,000 | Dec 8, 2007 | — | — |
| Parham #2A42-489-31189 | Cimarron Engineering LLC only | Willacy, TXKing Ranch W. (Miocene 6000) | PluggedOil | 6,100 | Nov 7, 2007 | — | — |
| Majadas Investment Corp #1__42-489-31188 | Suemaur Expl. & Prod., LLCpermitted by · no operator of record | Willacy, TX | Plugged | 15,000 | Sep 28, 2007 | — | — |
| Petru V. A. #942-489-31186 | Petrovybe Opco LLC only | Willacy, TXLa Sal Vieja (Deep) | Temporarily abandonedGas | 14,928 | Sep 26, 2007 | — | — |
| Corbett Doc #1__42-489-31187 | Abaco Operating, LLCpermitted by · no operator of record | Willacy, TX | Plugged | 17,500 | Sep 7, 2007 | — | — |
| Rio Farms a Gas Unit #242-489-31185 | OXY USA Inc. only | Willacy, TXHargill (Frio Cons.) | PluggedGas | 12,000 | Sep 5, 2007 | — | — |
| Lefner et al GU #342-489-31184 | Dewbre Petroleum Corporation only | Willacy, TXChile Vieja (Frio) | PluggedGas | 12,000 | Aug 24, 2007 | — | — |
| Troppy Gas Unit #142-489-31182 | Sanchez Oil & Gas Corporationpermitted by · no operator of record | Willacy, TX | Plugged | 10,500 | Aug 1, 2007 | — | — |
| Tiente #1__42-489-31183 | Square Mile Energy, L.L.C.permitted by · no operator of record | Willacy, TX | Plugged | 11,000 | Jul 31, 2007 | — | — |
| Yturria #15RR42-489-31179 | Texas Oil and Gas Operating LLC only | Willacy, TXLa Sara (No. 6-A) | ActiveGas | 3,013 | Jul 20, 2007 | — | — |