OPERATORS · TEXAS · P-5 NUMBER 950483

Zachry Exploration, Inc.

WindowAll time 90 days 1 year 3 years 10 years

CountyBrazoria 21 Webb 15 Jackson 9 Lavaca 6 Gonzales 5 Colorado 5 Zapata 4 De Witt 2 Wharton 2 Jim Hogg 1

71 FILINGS · 60 PERMITS · PAGE 2 OF 2 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Jul 11, 1996	450233	Recompletion	Gonzales	Spieckermann, Alma #2HH	9,000	Final completion	17730907	Acquired from Bommer Engineering Co.
May 17, 1996	448264	Drill	Webb	Rancho Blanco Corp #28	8,000	Final completion	47936503	Now Columbus Energy LLC
Jan 22, 1996	443970	Field transfer	Brazoria	Korenek #1	9,800	Final completion	03932555	Acquired from Apache Corporation
Dec 19, 1995	443013	Drill	Lavaca	Schilhab #1	6,500	Final completion	28532352	Now Camoil Inc.
Nov 21, 1995	436875	Drill	Webb	Rancho Blanco Corp #2	9,000	Final completion	47936312	Now Columbus Energy LLC
Jul 12, 1995	437700	Drill	Brazoria	Korenek #1	9,800	Final completion	03932555	Acquired from Aquila Energy Resources Corp.
Sep 14, 1993	415993	Drill	Webb	Zachry, H. B. #26	7,500	Unsuccessful workover	47935929	Acquired from Columbus Energy Corp.
Sep 14, 1993	415993Amendment	Drill	Webb	Zachry, H. B. #26	7,500	—	47935929	Acquired from Columbus Energy Corp.
Sep 14, 1993	415993Amendment	Drill	Webb	Zachry, H. B. #26	7,500	Spudded	47935929	Acquired from Columbus Energy Corp.
Feb 23, 1993	409164	Drill	De Witt	Bodden #1 #1	9,000	Final completion	12331723	Acquired from Suemaur Exploration, Inc.
Aug 18, 1992	402105	Drill	Jackson	Startwelle, James D. #1	8,600	Plugged dry hole (P&A)	23932656	—
Mar 23, 1990	371020	Reenter	Gonzales	Spieckermann, Alma #2	8,375	Final completion	17730907	Acquired from Bommer Engineering Co.
Jun 20, 1989	360564	Recompletion	Zapata	Zachry, H. B. Fee #4	5,986	Final completion	50531293	Acquired from Zachry, H. B. Company
Mar 23, 1988	344168	Reenter	Gonzales	Spieckerman, Alma #1	8,360	Final completion	17730594	Acquired from Bommer Engineering Co.
Nov 1, 1982	176072	Drill	Jim Hogg	Zachry, H. B. Fee #16	3,000	Final completion	24731499	Acquired from Zachry, H. B. Company
Jul 20, 1981	125670	Drill	Zapata	Zachry, H.B. Fee #9	2,600	Final completion	50531393	Acquired from Zachry, H. B. Company
Apr 14, 1981	115055	Drill	Gonzales	Spieckerman, Alma #2	8,400	Final completion	17730907	Acquired from Nucorp Energy, Inc.
Oct 2, 1980	94518	Drill	Zapata	Zachry, H. B. Fee #5	6,500	Final completion	50531294	Acquired from Zachry, H. B. Company
Oct 2, 1980	94515	Drill	Zapata	Zachry, H. B. Fee #4	6,500	Final completion	50531293	Acquired from Zachry, H. B. Company
Jul 21, 1980	87220	Drill	Gonzales	Spieckerman, Alma #1	8,565	Final completion	17730594	Acquired from Nucorp Energy, Inc.
Jul 1, 1977	2308	Drill	Webb	Zachry, H. B. #9	8,500	Liner	47931765	Acquired from Consolidated Oil & Gas, Inc.