| Yturria RR #54RR42-489-31291 | Texas Oil and Gas Operating, LLC only | Willacy, TX | Drilled | 4,500 | Sep 11, 2025 | — | — |
| Yturria #5142-489-31290 | Texas Oil and Gas Operating, LLC only | Willacy, TX | Drilled | 6,700 | Apr 12, 2023 | — | — |
| Petrogio Carlos Garza #142-489-31288 | US Petromex Oil & Gas LLC only | Willacy, TXWildcat | ActiveGas | 12,389 | Dec 21, 2016 | — | — |
| Yturria #4942-489-31287 | Blakenergy Operating, LLC only | Willacy, TX | Not on schedule | 4,000 | Sep 21, 2016 | — | — |
| Yturria #4842-489-31286 | MK Operating Company LLC only | Willacy, TXLa Sara (No. 15 Sand) | Not on schedule | 3,000 | Sep 19, 2016 | — | — |
| Yturria #4742-489-31285 | MK Operating Company LLC only | Willacy, TXLa Sara, S. (2400) | Not on schedule | 3,000 | Apr 8, 2016 | — | — |
| Yturria #28D42-489-31249 | Texas Oil and Gas Operating LLC only | Willacy, TXWildcat | Temporarily abandonedGas | 2,400 | Feb 11, 2016 | — | — |
| Yturria #29D42-489-31265 | Texas Oil and Gas Operating LLC only | Willacy, TXWildcat | Shut inOil | 4,000 | Feb 5, 2016 | — | — |
| Yturria #4542-489-31280 | Texas Oil and Gas Operating LLC only | Willacy, TXLa Sara (4650 Sand) | Shut inGas | 5,708 | Dec 5, 2014 | — | — |
| Yturria RR #27RR42-489-31279 | MK Operating Company LLC only | Willacy, TXLa Sara (6250) | PluggedOil | 6,400 | Aug 4, 2014 | — | — |
| Yturria #842-489-31275 | Blakenergy Operating, LLC only | Willacy, TX | Not on schedule | 6,500 | Feb 13, 2014 | — | — |
| Yturria RR #26RR42-489-31243 | Texas Oil and Gas Operating LLC only | Willacy, TXLa Sara (3850) | Shut inOil | 3,875 | Nov 9, 2013 | — | — |
| Studebaker et al GU #1__42-489-31270 | — | Willacy, TX | Plugged | 14,000 | Mar 21, 2013 | — | — |
| Yturria #31RR42-489-31267 | Texas Oil and Gas Operating LLC only | Willacy, TXLa Sara E. (8200) | Shut inGas | 9,505 | Jul 27, 2012 | — | — |
| Gas Unit a-Zone 6 #242-489-00518 | Pan American Petroleum Corp. only | Willacy, TXLa Sal Vieja (6 8774-9165) | PluggedGas | 10,200 | Apr 6, 2012 | — | — |
| Hargill Gas Unit B #142-489-31262 | Dallas Petroleum Group LLC only | Willacy, TXWildcat | ActiveGas | 14,000 | Dec 10, 2011 | — | — |
| Raymondville SWD #142-489-31261 | Trinity Environmental SWD L.L.C only | Willacy, TXLa Sara S. (2400) | PluggedGas | 6,900 | Dec 7, 2011 | — | — |
| Yturria #1142-489-31260 | Risco la Sara Operations, LLC only | Willacy, TX | Not on schedule | 10,500 | Sep 20, 2011 | — | — |
| Luitjen #142-489-31257 | Wagner Oil Company only | Willacy, TXWildcat | PluggedGas | 11,950 | Jun 3, 2011 | — | — |
| Yturria #31D42-489-31254 | Texas Oil and Gas Operating LLC only | Willacy, TXLa Sara (No. 8 Sand) | Temporarily abandonedGas | 2,400 | Dec 14, 2010 | — | — |
| Kleberg, R J Jr TR Stillman #50642-489-31252 | EOG Resources, Inc. only | Willacy, TXTordilla, SW. (L-27H) | Not on schedule | 14,500 | Oct 6, 2010 | — | — |
| Captain Fraser #1 Unit #142-489-31250 | Panther Bayou Energy LLC only | Willacy, TXWildcat | PluggedGas | 11,500 | Sep 2, 2010 | — | — |
| Morrow #142-489-31197 | Wagner Oil Company only | Willacy, TXWildcat | PluggedGas | 11,200 | May 24, 2010 | — | — |
| Fwcl Ltd. #1__42-489-31245 | — | Willacy, TX | Plugged | 16,500 | Apr 21, 2010 | — | — |
| E P Garcia Ranch #342-489-31242 | — | Willacy, TX | Plugged | 3,200 | Mar 4, 2010 | — | — |
| Corbett #1__42-489-31241 | — | Willacy, TX | Plugged | 13,000 | Feb 3, 2010 | — | — |
| Palousek et al GU #242-489-31239 | Suemaur Expl. & Prod. LLC only | Willacy, TXWildcat | PluggedGas | 11,700 | Dec 30, 2009 | — | — |
| Kendrick #1__42-489-31233 | — | Willacy, TX | Plugged | 7,500 | Aug 12, 2009 | — | — |
| Pinnell Trust #1__42-489-31234 | — | Willacy, TX | Plugged | 8,900 | Aug 10, 2009 | — | — |
| Yturria #242-489-31082 | Texas Oil and Gas Operating LLC only | Willacy, TXWildcat | ActiveGas | 8,398 | Apr 21, 2009 | — | — |
| Yturria #29D42-489-31226 | Blakenergy Operating, LLC only | 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 | — | — |
| 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 | — | Willacy, TX | Plugged | 12,500 | Dec 4, 2008 | — | — |
| Yturria #1942-489-31219 | Texas Oil and Gas Operating LLC only | Willacy, TXLa Sara E. (8430) | ActiveGas | 10,467 | Oct 22, 2008 | — | — |
| H. Yturria #402642-489-31211 | — | Willacy, TXRaymondville (Consolidated) | Plugged | 7,800 | Sep 19, 2008 | — | — |
| Rockefeller #1__42-489-31206 | — | Willacy, TXRaymondville (Consolidated) | Plugged | 9,000 | Jul 18, 2008 | — | — |
| La Sal Vieja Development #242-489-31204 | Sanchez Oil & Gas Corporation only | Willacy, TX | Not on schedule | 13,500 | Jun 21, 2008 | — | — |
| Fleming #1__42-489-31200 | — | Willacy, TX | Plugged | 13,750 | Apr 9, 2008 | — | — |
| Yturria #8RR42-489-31196 | Texas Oil and Gas Operating LLC only | Willacy, TXWildcat | Temporarily abandonedGas | 3,007 | Feb 26, 2008 | — | — |
| Yturria #342-489-31112 | Texas Oil and Gas Operating LLC only | Willacy, TXWildcat | ActiveGas | 7,900 | Dec 21, 2007 | — | — |
| Majadas Investment Corp #1__42-489-31188 | — | Willacy, TX | Plugged | 15,000 | Sep 28, 2007 | — | — |
| Corbett Doc #1__42-489-31187 | — | Willacy, TX | Plugged | 17,500 | Sep 7, 2007 | — | — |
| Troppy Gas Unit #142-489-31182 | — | Willacy, TX | Plugged | 10,500 | Aug 1, 2007 | — | — |
| Tiente #1__42-489-31183 | — | Willacy, TX | Plugged | 11,000 | Jul 31, 2007 | — | — |
| Lewer #142-489-31175 | — | Willacy, TX | Plugged | 13,300 | May 11, 2007 | — | — |
| Ames et al GU #3__42-489-31172 | — | Willacy, TX | Plugged | 14,000 | Mar 8, 2007 | — | — |
| Yturria #t 842-489-31168 | — | Willacy, TX | Plugged | 8,000 | Feb 6, 2007 | — | — |
| Pinnell H P #142-489-31167 | — | Willacy, TX | Plugged | 6,500 | Jan 11, 2007 | — | — |
| Pinnell H.P. #1__42-489-31157 | — | Willacy, TX | Plugged | 4,000 | Aug 21, 2006 | — | — |