OPERATORS · TEXAS · P-5 NUMBER 125948

Calpine Natural Gas Company

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CountyWebb 14 Victoria 10 Matagorda 4 Goliad 3 Lavaca 3

34 PERMITS · PAGE 1 OF 1 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Jan 23, 2002	517048	Drill	Webb	Gill, F. J. #17	11,000	Final completion	47938031	Now Arete Operating Company LLC
Jan 23, 2002	517047	Drill	Webb	Gill, F. J. #19	11,000	Plugged dry hole (P&A)	47938030	—
Jan 23, 2002	517046	Drill	Webb	Mayers #10	11,000	Final completion	47938029	Now Arete Operating Company III LLC
Jan 17, 2002	516903	Drill	Webb	Mayers #7	11,400	Final completion	47938027	Now Arete Operating Company LLC
Jan 8, 2002	516672	Drill	Webb	G. & F. Ramirez Gas Unit #7	11,000	Final completion	47938019	Now Arete Operating Company III LLC
Dec 18, 2001	516260	Drill	Webb	Pena, H. L. #8	10,500	—	47938005	Now Calpine Natural Gas L.P.
Dec 18, 2001	516260	Drill	Webb	Pena, H. L. #8	10,500	—	47938005	Now Calpine Natural Gas L.P.
Dec 18, 2001	516260	Drill	Webb	Pena, H. L. #8	10,500	Final completion	47938005	Now Calpine Natural Gas L.P.
Dec 7, 2001	515948	Drill	Webb	Bruni-Summers #22	12,500	Final completion	47937997	Now Arete Operating Company III LLC
Sep 26, 2001	513954	Drill	Webb	GJM Gas Unit I #2	10,850	Final completion	47937951	Now Arete Operating Company III LLC
Aug 13, 2001	512526	Drill	Matagorda	St 449 #1	9,000	Plugged dry hole (P&A)	32131901	—
Jul 18, 2001	511572	Drill	Webb	Lundell Ranch #10	12,000	Final completion	47937885	Now Hilcorp Energy Company
Jun 25, 2001	510631	Drill	Matagorda	Hamill & Hamill #20	8,000	Plugged dry hole (P&A)	32131891	—
Jun 7, 2001	509997	Drill	Webb	Lundell Ranch #9	12,000	Final completion	47937845	Now Hilcorp Energy Company
Jun 1, 2001	509714	Drill	Matagorda	Hamill & Hamill #19	13,000	Spudded	32131887	Now Eagle Oil & Gas Co.
Jun 1, 2001	509714	Drill	Matagorda	Hamill & Hamill #19	9,486	Final completion	32131887	Now Eagle Oil & Gas Co.
May 25, 2001	509418	Drill	Webb	Lundell Ranch #8R	11,200	Final completion	47937830	Now Hilcorp Energy Company
May 8, 2001	508671	Drill	Webb	Lundell Ranch #8	11,200	Unperforated completion	47937806	Now Apache Corporation
Feb 27, 2001	505795	Drill	Lavaca	Hermes, Ervin #1	5,200	Plugged dry hole (P&A)	28532859	—
Jan 19, 2001	504229	Drill	Lavaca	Costellow #2	6,000	Spudded	28532848	—
Sep 21, 2000	499838	Drill	Lavaca	Costellow #1	6,000	Final completion	28532821	—
Apr 25, 1995	435213	Drill	Victoria	Scherer-Diebel Gas Unit 1 #1	5,100	Spudded	46933090	Acquired from Parker & Parsley Development L.P
Apr 25, 1995	435213	Drill	Victoria	Scherer-Diebel Gas Unit 1 #1	5,100	Final completion	46933090	Acquired from Parker & Parsley Development L.P
Mar 3, 1993	409442	Drill	Victoria	R. C. Scherer G. U. #2	8,000	—	46932961	Acquired from Bridge Oil Production Co., Inc.
Mar 3, 1993	409442	Drill	Victoria	R. C. Scherer G. U. #2	9,500	—	46932961	Acquired from Bridge Oil Production Co., Inc.
Mar 3, 1993	409442	Drill	Victoria	R. C. Scherer G. U. #2	9,500	Final completion	46932961	Acquired from Bridge Oil Production Co., Inc.
Nov 27, 1991	394514	Drill	Goliad	Connor Ranch G. U. 1 #2	1,600	Final completion	17532636	Acquired from Bridge Oil Production Co., Inc.
Nov 25, 1991	394427	Drill	Goliad	O'Connor Ranch "B" #2	4,150	Final completion	17532635	Acquired from Bridge Oil Production Co., Inc.
Aug 13, 1991	390852	Drill	Victoria	R. C. Scherer Gas Unit #1	9,000	Final completion	46932861	Acquired from Bridge Oil Production Co., Inc.
Apr 23, 1991	387087	Drill	Goliad	O'Connor Ranch Gas Unit #1	4,300	Final completion	17532604	Acquired from Bridge Oil Production Co., Inc.
Mar 12, 1990	370604	Drill	Victoria	Zdansky Unit #1	9,500	Final completion	46932737	Acquired from Bridge Oil Company, L. P.
Mar 12, 1990	370604	Drill	Victoria	Zdansky Unit #1	8,800	—	46932737	Acquired from Bridge Oil Company, L. P.
Dec 11, 1984	260889	Drill	Victoria	Nelson Gas Unit "H" #1	10,500	Final completion	46932336	Acquired from TXO Production Corp.
Aug 27, 1984	249538	Drill	Victoria	Scherer #1A	10,000	Final completion	46932284	Acquired from TXO Production Corp.