OPERATORS · TEXAS · P-5 NUMBER 876520

Union Oil Company of California

1,785 PERMITS · PAGE 1 OF 36 · BY ISSUE DATE

IssuedPermitTypeCountyLease / wellDepthStatusAPIOperator change
Aug 5, 2004548713DrillVan ZandtSwain, O. L. 11 "A-C" #252,950Final completion46731073Now Basa Resources Inc.
May 14, 2004545726DrillVan ZandtBrawner, L,m, 10 #112,955Final completion46700440Now Basa Resources Inc.
Mar 14, 2003529619DrillMustang IS-LBS. T. 747-L SE/4 #315,500—70230264—
Dec 12, 2002526308DrillChambersRauch #1H14,000Plugged dry hole (P&A)07132241—
Aug 22, 2002523043DrillVan ZandtCrim, B. E. 15 #85,100—46731062Now Basa Resources Inc.
Aug 22, 2002523043DrillVan ZandtCrim, B. E. 15 #85,100Final completion46731062Now Basa Resources Inc.
Apr 10, 2002518977DrillUpshurDodd, George #112,000—45931110—
Mar 7, 2002518137DrillFreestoneDubose-Williford #112,000Spudded16132320Now Kraker & Martin Energy L.L.C.
Mar 7, 2002518137DrillFreestoneDubose-Williford #112,000Final completion16132320Now Kraker & Martin Energy L.L.C.
Mar 5, 2002518059DrillMustang IS-LBS.T. 746-L SW/4 #115,500—70230261Now TR Offshore LLC
Mar 5, 2002518059DrillMustang IS-LBS.T. 747-L SE/4 #115,500Final completion70230261Now TR Offshore LLC
Mar 1, 2002518016DrillMustang IS-SBState Tract 904 Gas Unit #712,500Final completion60230197Now TR Offshore LLC
Jan 30, 2002517219DrillUpshurChappell Lease #112,000—45931102Now Rose City Resources LLC
Jan 30, 2002517219DrillUpshurChappell Lease #112,000Final completion45931102Now Rose City Resources LLC
Jan 8, 2002516658DrillHendersonWilliams, Margaret #112,500—21330845—
Nov 27, 2001515634DrillHendersonTrinity Materials #212,000—21330843Now Perryman Exp. and Prod. LLC
Nov 27, 2001515634DrillHendersonTrinity Materials #212,000Final completion21330843Now Perryman Exp. and Prod. LLC
Oct 29, 2001514807DrillHendersonTrinity Materials #112,500Unperforated completion21330839Now Perryman Exp. and Prod. LLC
Aug 31, 2001513263DrillMustang IS-SBState Tract 904 Gas Unit #512,000Final completion60230194Now TR Offshore LLC
Aug 31, 2001513262DrillMustang IS-SBState Tract 904 Gas Unit #615,500Final completion60230195Now TR Offshore LLC
Aug 31, 2001513261DrillMustang IS-LBS.T. 773-L N/2 NE/4 #111,700—70230258—
Aug 31, 2001513261DrillMustang IS-LBS.T. 773-L N/2 NE/4 #111,700Plugged dry hole (P&A)70230258—
Mar 26, 2001506968DrillVan ZandtMaxfield, A. G. 38 #18H2,810—46731051—
Jan 24, 2001504487DrillMustang IS-SBState Tract 904 Gas Unit #410,700—60230191Now TR Offshore LLC
Jan 24, 2001504487DrillMustang IS-SBState Tract 904 Gas Unit #412,500—60230191Now TR Offshore LLC
Nov 22, 2000502283DrillVan ZandtJarman, W. 37 #30H4,287Final completion46731048Now Basa Resources Inc.
Nov 21, 2000502252DrillMustang IS-LBS.T. 748-L N/2 SW/4 #113,600Final completion70230254Now TR Offshore LLC
Nov 21, 2000502250DrillMustang IS-LBS.T. 749-L S/2 NE/4 #115,200Final completion70230253Now TR Offshore LLC
Jul 12, 2000497102DrillCalhounAquamarine Unit #211,000Unperforated completion05731609Acquired from Cockrell Oil Corporation
Jun 8, 2000495979DrillVan ZandtOliver, J. R. 207 #73,200Spudded46731043Now Basa Resources Inc.
Jun 8, 2000495979DrillVan ZandtOliver, J. R. 207 #73,200—46731043Now Basa Resources Inc.
Jun 8, 2000495979DrillVan ZandtOliver, J. R. 207 #73,400Final completion46731043Now Basa Resources Inc.
Jun 6, 2000494526DrillVan ZandtBrawner, L. M. 10 #263,200Final completion46731039—
Jun 5, 2000495842DrillVan ZandtMiller, I. D. 34 #11H3,517Final completion46731042Now Basa Resources Inc.
May 25, 2000495352DrillWinklerKeystone Gsu #2D5,100Final completion49532799Now Kinder Morgan Keystone G S LLC
May 22, 2000495297DrillGainesNorth Riley Unit #11137,400Final completion16535533Now Bce-Mach III LLC
May 22, 2000495296DrillGainesNorth Riley Unit #11127,400Final completion16535532Now Bce-Mach III LLC
May 22, 2000495294DrillGainesNorth Riley Unit #10927,400Final completion16535531Now Bce-Mach III LLC
May 9, 2000494805DrillGainesNorth Riley Unit #10997,400Final completion16535525Now Bce-Mach III LLC
May 9, 2000494804DrillGainesNorth Riley Unit #10957,400Final completion16535524Now Bce-Mach III LLC
May 5, 2000494783DrillVan ZandtMurphree, J. 31 #16H2,650Final completion46731040Now Basa Resources Inc.
May 2, 2000494631DrillPecosReed "17" #112,300Final completion37136992Now Chevron Midcontinent L.P.
Apr 19, 2000494253DrillVan ZandtShivers, J. R. 12 #155,430Final completion46731038Now Basa Resources Inc.
Apr 19, 2000494253DrillVan ZandtShivers, J. R. 12 #155,430—46731038Now Basa Resources Inc.
Apr 14, 2000494057DrillGainesNorth Riley Unit #11017,400Final completion16535512Now Bce-Mach III LLC
Apr 14, 2000494056DrillGainesNorth Riley Unit #11007,400Final completion16535514Now Bce-Mach III LLC
Apr 14, 2000494055DrillGainesNorth Riley Unit #10947,400Final completion16535513Now Bce-Mach III LLC
Apr 6, 2000493807DrillGainesNorth Riley Unit #10937,400Final completion16535510Now Bce-Mach III LLC
Mar 29, 2000493569DrillPecosTrees Estate "33" #16,700Plugged dry hole (P&A)37136990—
Mar 14, 2000492919DrillWinklerKeystone Gsu #3D5,100Final completion49532780Now Kinder Morgan Keystone G S LLC