OPERATORS · TEXAS · P-5 NUMBER 224852

Double Eagle Petroleum Corp

8 PERMITS · PAGE 1 OF 1 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
May 15, 1998	474534	Recompletion	Dimmit	McKnight "B" #3	3,100	—	12700496	Acquired from Cavalier Oil & Gas, Inc.
Apr 21, 1998	475276	Drill	Dimmit	McKnight Unit "A" #17	1,900	Spudded	12733157	Acquired from Cavalier Oil & Gas, Inc.
Apr 21, 1998	475276	Drill	Dimmit	McKnight Unit #17	2,600	Final completion	12733157	Acquired from Cavalier Oil & Gas, Inc.
Apr 21, 1998	475275	Drill	Dimmit	McKnight Unit "B" #18	1,900	Spudded	12733156	Acquired from Cavalier Oil & Gas, Inc.
Apr 21, 1998	475275	Drill	Dimmit	McKnight Unit "B" #18	3,000	Final completion	12733156	Acquired from Cavalier Oil & Gas, Inc.
Jan 30, 1998	472386	Recompletion	Dimmit	McKnight #1	2,600	Final completion	12730902	Acquired from Cavalier Oil & Gas, Inc.
Aug 14, 1980	89831	Drill	Dimmit	McKnight #15	1,900	Final completion	12732070	Acquired from Chaparral Energy Devl. Corp.
Aug 1, 1979	54145	Other	Dimmit	Pena, Cruz #1	2,997	Final completion	12700184	Acquired from Chaparral Energy Devl. Corp.