OPERATORS · TEXAS · P-5 NUMBER 643402

Patterson Energy Corporation

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CountyMaverick 36 Live Oak 13 Karnes 12 Dimmit 6 Brown 6 Colorado 5 Duval 4 Starr 4 McMullen 3 Atascosa 3

101 FILINGS · 87 PERMITS · PAGE 2 OF 3 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Apr 11, 2006	617090	Drill	Brown	Teague-King #1	2,000	Final completion	04935845	Acquired from Thrifty Well Service
Apr 5, 2006	617085	Drill	Brown	Teague-McCoy #2	2,000	Final completion	04935844	Acquired from Thrifty Well Service
Jan 11, 2006	612264	Drill	Maverick	Briscoe-Saner #136HH	3,600	Spudded	32332830	Acquired from Exploration Company, The
Sep 15, 2005	606400	Drill	Karnes	Jacobs #4	2,750	Plugged dry hole (P&A)	25531523	—
Jul 28, 2005	604084	Drill	Karnes	Jacobs #3	3,000	Plugged dry hole (P&A)	25531520	—
Jul 19, 2005	603619	Drill	Maverick	Briscoe-Saner #133	5,500	Unperforated completion	32332811	Acquired from Exploration Company, The
Feb 15, 2005	557725	Reenter	Karnes	Jacobs-Myhand #1	2,682	—	25501360	Now Bruns H. D.
Jun 14, 2004	546806	Reenter	Maverick	Briscoe-Saner #325 HH	3,600	Final completion	32332572	Acquired from Exploration Company, The
May 14, 2004	545701	Recompletion	Karnes	Jacobs Unit #1	9,575	Final completion	25531358	Now Finley Resources Inc.
Dec 11, 2003	539356	Drill	Maverick	Briscoe-Saner #1039H	4,000	Final completion	32332707	Acquired from Exploration Company, The
Nov 3, 2003	538084	Drill	Maverick	Brisoce-Saner #1255H	4,000	Final completion	32332704	Acquired from Exploration Company, The
Oct 14, 2003	537399	Drill	Maverick	Briscoe-Saner #1044H	3,500	Final completion	32332702	Acquired from Exploration Company, The
Apr 14, 2003	530613	Drill	Maverick	Briscoe-Saner #1024	3,900	Final completion	32332665	Acquired from Exploration Company, The
Mar 28, 2003	530057	Drill	Maverick	Briscoe-Saner #1354	3,900	Final completion	32332663	Acquired from Exploration Company, The
Mar 11, 2003	529429	Drill	Maverick	Briscoe-Saner #1245	3,900	Final completion	32332660	Acquired from Exploration Company, The
Sep 11, 2002	523463	Drill	Maverick	Briscoe-Saner #3047	5,600	Final completion	32332634	Acquired from Exploration Company, The
Apr 12, 2002	519048	Drill	Maverick	Briscoe-Saner #1045	5,725	Final completion	32332616	Acquired from Exploration Company, The
Mar 5, 2002	517989	Drill	Maverick	Briscoe-Saner #146	5,600	Final completion	32332602	Acquired from Exploration Company, The
Sep 11, 2001	513417	Drill	Maverick	Briscoe-Saner #2047	5,530	Final completion	32332595	Acquired from Exploration Company, The
Apr 2, 2001	506915	Drill	Bee	Anderson #1	5,500	Spudded	02533104	Acquired from C & E Operating, Inc.
Apr 2, 2001	506915Amendment	Drill	Bee	Anderson #1	5,500	Final completion	02533104	Acquired from C & E Operating, Inc.
Feb 1, 2001	504802	Drill	Maverick	Briscoe-Saner #3025	7,500	Plugged dry hole (P&A)	32332572	Acquired from Exploration Company, The
Jan 9, 2001	503771	Reenter	Live Oak	Goebel Gas Unit #2	8,259	Final completion	29732949	Acquired from B D Production Co., Inc.
Jan 5, 2001	503681	Drill	Maverick	Briscoe-Saner #2025	7,500	Final completion	32332570	Acquired from Exploration Company, The
Jun 28, 1999	485461	Recompletion	Live Oak	Goebel Gas Unit #4	7,450	Final completion	29733619	Acquired from B D Production Co., Inc.
Jul 23, 1998	478205	Recompletion	Colorado	Braden #2	5,000	—	08932029	Acquired from Adobe Energy, Inc.
Jun 19, 1997	463993	Drill	Colorado	Abshire #1	5,000	—	08932050	Acquired from Adobe Energy, Inc.
Jun 19, 1997	463993Amendment	Drill	Colorado	Abshire #1	5,000	Final completion	08932050	Acquired from Adobe Energy, Inc.
Jan 29, 1997	457950	Drill	Colorado	Braden #2	5,000	—	08932029	Acquired from Adobe Energy, Inc.
Jan 29, 1997	457950Amendment	Drill	Colorado	Braden #2	5,000	Final completion	08932029	Acquired from Adobe Energy, Inc.
Apr 26, 1996	447508	Drill	Wharton	Zbranek , Clarence #1	4,300	Spudded	48133872	Acquired from Adobe Energy, Inc.
Apr 26, 1996	447508Amendment	Drill	Wharton	Zbranek , Clarence #1	5,000	Final completion	48133872	Acquired from Adobe Energy, Inc.
Feb 13, 1996	444767	Recompletion	Live Oak	Goebel, W. W. #1	8,812	—	29730542	Acquired from Teton Petroleum Corporation
May 10, 1990	373108	Recompletion	Live Oak	Goebel Gas Unit #2	8,200	Final completion	29732949	Acquired from B D Production Co., Inc.
Feb 22, 1990	369973	Drill	Dimmit	Steubing Unit #1H	6,000	Final completion	12732854	Acquired from U.S. Horizontal Development Corp
Nov 9, 1989	364712	Recompletion	Live Oak	Goebel Gas Unit #4	7,460	Final completion	29733619	Acquired from B D Production Co., Inc.
Oct 6, 1989	364716	Recompletion	Live Oak	Goebel Gas Unit #2	8,200	Final completion	29732949	Acquired from B D Production Co., Inc.
May 6, 1988	346215	Drill	Duval	Adami, Sidney et Al #7	4,000	Final completion	13137116	Acquired from Alco Drlg. Co.
Mar 4, 1987	326973	Drill	Duval	Adami, Sidney et Al #4	4,000	—	13136992	Acquired from Alco Drlg. Co.
Mar 4, 1987	326973Amendment	Drill	Duval	Adami, Sidney et Al #4	4,000	—	13136992	Acquired from Alco Drlg. Co.
Mar 4, 1987	326973Amendment	Drill	Duval	Adami, Sidney et Al #4	4,000	Final completion	13136992	Acquired from Alco Drlg. Co.
Nov 13, 1986	322822	Recompletion	Live Oak	Goebel Gas Unit #2	8,200	Final completion	29732949	Acquired from B D Production Co., Inc.
Sep 20, 1985	285480	Drill	Live Oak	Goebel Gas Unit #4	7,450	Final completion	29733619	Acquired from B D Production Co., Inc.
Feb 11, 1985	266548	Drill	McMullen	Renshaw Unit #2	1,950	Final completion	31132245	Acquired from Sun Expl. & Prod. Co.-Corpus
Feb 6, 1984	228357	Drill	Live Oak	Goebel Gas Unit #3	8,250	Final completion	29733404	Acquired from B D Production Co., Inc.
Dec 3, 1982	181172	Drill	Live Oak	Goebel Unit #2	7,500	Final completion	29733256	Acquired from Venus Oil Company
Dec 18, 1981	144939	Recompletion	Live Oak	Goebel Unit #1	8,812	Final completion	29730542	Acquired from Venus Oil Company
Dec 14, 1981	144173	Drill	Live Oak	Goebel Gas Unit #2	8,200	Final completion	29732949	Acquired from B. D. K. Production Co., Inc.
Jan 11, 1979	40705	Drill	McMullen	Douglas Petroleum Cons, Inc-Roos #1	3,200	Spudded	31131141	Acquired from Douglas Petroleum Cons., Inc.
Sep 8, 1978	32205	Recompletion	Live Oak	Goebel, W. W. #1	8,900	Final completion	29730542	Acquired from Venus Oil Company