OPERATORS · TEXAS · P-5 NUMBER 147715

Chesapeake Operating, Inc.

15 PERMITS · PAGE 1 OF 1 · BY ISSUE DATE

IssuedPermitTypeCountyLease / wellDepthStatusAPIOperator change
Feb 25, 2008655312AmendmentOtherReevesBrackenridge State 57-44 #120,000Final completion38932520Now Recovery Operating LP
Jun 7, 2007639823AmendmentOtherReevesJohnson State 56-10 #114,000Final completion38932472Now Permian Resources Operating LLC
May 23, 2007639268AmendmentOtherFreestoneWindsor Cousins GU #215,000Final completion16133909Now Atlas Operating LLC
May 2, 2007637809AmendmentOtherLeonLion Heart #122,000Final completion28931661Now Weatherly Oil & Gas LLC
Jun 24, 1993412886OtherOchiltreeHarbaugh 141 #338,850Final completion35731775Acquired from Plains Petroleum Operating Co.
Apr 24, 1992398726OtherBrazosDansby #1HH9,900Final completion04130650Now Baker Brent Oil & Gas Inc.
Jul 26, 1989361748OtherCrockettForristall -B- #106,720Final completion10531754Acquired from Shell Western E&P Inc.
Apr 21, 1989358466OtherFrioWilson, J. T. #2H9,730Final completion16332434Acquired from BHP Petroleum (Americas) Inc.
Oct 5, 1984253926OtherAndrewsThornberry "K" #13,300Unsuccessful workover00331041Acquired from Ingram, Tom L.
Apr 14, 1982156717OtherHansfordSue #110,098Final completion19520098Acquired from Oklahoma Marlin Oil Corporation
Dec 31, 1981146483OtherHansfordAlexander, C.D. #110,500—19520098Acquired from Oklahoma Marlin Oil Corporation
Sep 24, 1981134445OtherAndersonMiles, Miriam #111,500Long string casing00130598Acquired from Basin Operating Co. Ltd.
Oct 29, 198099011OtherAndrewsKing, E. F. #310,250Unsuccessful workover00305861Acquired from Amoco Production Co.-Andrews
Jul 22, 198087425OtherYoungSection 606 #14,000Final completion50300117Acquired from Petroleum Corporation of Texas
Jun 30, 197827715OtherCrockettForristal -B- #46,260—10580833Acquired from Shell Oil Company