OPERATORS · TEXAS · P-5 NUMBER 875172

Txco Resources Inc.

235 FILINGS · 164 PERMITS · PAGE 2 OF 5 · BY ISSUE DATE

IssuedPermitTypeCountyLease / wellDepthStatusAPIOperator change
Sep 6, 2008657237AmendmentDrillZavalaWhite-McKnight #2533HH7,000Final completion50732721Now Magnolia Oil & Gas Operating LLC
Sep 5, 2008661046AmendmentDrillZavalaFelps #1HH8,200Final completion50732727Now Rio-Tex Inc.
Sep 4, 2008665421RecompletionDimmitMyers #1683D9,000—12733208Now El Toro Resources LLC
Sep 3, 2008668872DrillMaverickBriscoe-Saner #224HH3,850Final completion32333164Now Patterson Energy Corporation
Sep 2, 2008668868DrillMaverickCage Ranch #737HH8,000Spudded32333163Now El Toro Resources LLC
Sep 2, 2008668868AmendmentDrillMaverickCage Ranch #737HH7,500Final completion32333163Now El Toro Resources LLC
Aug 14, 2008667817DrillMaverickCage-Briscoe B 338H Unit #338HH7,200Spudded32333145Now Newfield Exploration Company
Aug 14, 2008667817AmendmentDrillMaverickCage-Briscoe B 338H Unit #338HH7,200Spudded32333145Now Newfield Exploration Company
Aug 14, 2008667817AmendmentDrillMaverickCage-Briscoe B 338H Unit #338HH7,200Final completion32333145Now Newfield Exploration Company
Aug 14, 2008667726DrillMaverickCage-West a 134H Unit #134HH7,000Spudded32333144Now Newfield Exploration Company
Aug 14, 2008667726AmendmentDrillMaverickCage-West a 134H Unit #134HH7,000Final completion32333144Now Newfield Exploration Company
Jul 31, 2008666548RecompletionDimmitSan Pedro Ranch #1HH6,800Final completion12733411Now Javelin Energy Partners Mgmt LLC
Jul 24, 2008665765RecompletionMaverickBurr A #331HH3,000Final completion32332586Now Newfield Exploration Company
Jul 22, 2008665744DrillMaverickCage-Briscoe B 446H Unit #446HH7,200Final completion32333105Now Newfield Exploration Company
Jul 10, 2008664248DrillDimmitSouth Pena Creek Unit #5204,000Final completion12733552Now Atlas Operating LLC
Jul 3, 2008664586DrillHoustonShelly #211,200Unperforated completion22531139Now Empire Texas Operating LLC
Jul 1, 2008664483RecompletionDimmitBriscoe Catarina Ranch #1HH8,250Final completion12733398Now Javelin Energy Partners Mgmt LLC
Jun 30, 2008664387RecompletionDimmitLatham-McKnight #127HH5,000Final completion12733272Now El Toro Resources LLC
Jun 25, 2008663727DrillDimmitPena Creek Unit #1734,000Final completion12733545Now Atlas Operating LLC
Jun 21, 2008663844DrillHoustonMaples #111,100Final completion22531137Now Empire Texas Operating LLC
Jun 21, 2008663822DrillMaverickCage-Briscoe B 238H Unit #238HH7,000Spudded32333101Now El Toro Resources LLC
Jun 21, 2008663822AmendmentDrillMaverickCage-Briscoe B #238HH7,000Final completion32333101Now El Toro Resources LLC
Jun 21, 2008663723DrillDimmitPena Creek Unit #2324,000Final completion12733541Now Atlas Operating LLC
Jun 21, 2008663720DrillDimmitPena Creek Unit #1963,600Final completion12733544Now Atlas Operating LLC
Jun 21, 2008663671DrillMaverickBurr C #154HH3,000Final completion32333100Now Conway Energy Oper Services Inc.
Jun 21, 2008663649DrillMaverickCage Ranch #528HH2,500—32333099Now Newfield Exploration Company
Jun 21, 2008663649AmendmentDrillMaverickCage-Briscoe B 528H Unit #528HH2,500Final completion32333099Now Newfield Exploration Company
Jun 21, 2008663588DrillMaverickCage Ranch #428HH3,000—32333098Now Newfield Exploration Company
Jun 21, 2008663588AmendmentDrillMaverickCage Ranch #428HH3,000Spudded32333098Now Newfield Exploration Company
Jun 21, 2008663588AmendmentDrillMaverickCage Ranch #428HH3,000Final completion32333098Now Newfield Exploration Company
Jun 19, 2008663552DrillMaverickCage Ranch #328HH3,000—32333097Now Newfield Exploration Company
Jun 19, 2008663552AmendmentDrillMaverickCage Ranch #328HH3,000Final completion32333097Now Newfield Exploration Company
Jun 17, 2008662496DrillDimmitSouth Pena Creek Unit #5144,000Final completion12733532Now Atlas Operating LLC
Jun 16, 2008662955DrillDimmitSouth Pena Creek Unit #5274,000Final completion12733535Now Atlas Operating LLC
Jun 13, 2008662956DrillDimmitPena Creek Unit #1973,600Final completion12733534Now Atlas Operating LLC
Jun 13, 2008662954DrillDimmitSouth Pena Creek Unit #5214,000Final completion12733537Now Atlas Operating LLC
Jun 10, 2008662493DrillDimmitSouth Pena Creek Unit #5074,000Final completion12733531Now Atlas Operating LLC
Jun 2, 2008661738RecompletionMaverickPaloma #831HH2,800Final completion32332478Now Newfield Exploration Company
May 21, 2008661046DrillZavalaFelps #1HH7,000—50732727Now Rio-Tex Inc.
May 15, 2008660739DrillMaverickCage-West C 263H Unit #263HH7,200Spudded32333093—
May 14, 2008660534DrillDimmitMyers #2683HH9,500Spudded12733520Now El Toro Resources LLC
May 14, 2008660534AmendmentDrillDimmitMyers #2683HH10,000Final completion12733520Now El Toro Resources LLC
May 1, 2008659915RecompletionWebbBriscoe Chupadera Ranch #1HH10,500—47939786Now Javelin Energy Partners Mgmt LLC
Apr 30, 2008659271DrillMadisonForrest #4HH11,100Spudded31330824Now Empire Texas Operating LLC
Apr 30, 2008659271AmendmentDrillMadisonForrest #4H11,100Final completion31330824Now Empire Texas Operating LLC
Apr 29, 2008659747RecompletionMaverickCage Ranch #120HH7,000Final completion32332973Now El Toro Resources LLC
Apr 28, 2008653785AmendmentRecompletionMaverickCage-West a 135H Unit #135HH5,000Final completion32332929Now Newfield Exploration Company
Apr 24, 2008658720DrillMaverickCage-Briscoe C 259H Unit #259HH7,500—32333086Now El Toro Resources LLC
Apr 24, 2008658720AmendmentDrillMaverickCage-Briscoe C 259H Unit #259HH7,200Final completion32333086Now El Toro Resources LLC
Apr 23, 2008659066RecompletionMaverickBurr #331HH4,000Final completion32332586Now Newfield Exploration Company