OPERATORS · TEXAS · P-5 NUMBER 643402

Patterson Energy Corporation

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36 FILINGS · 31 PERMITS · PAGE 1 OF 1 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Jun 28, 2011	719222	Drill	Maverick	Briscoe-Saner #3902HH	4,500	Final completion	32333392	Acquired from Newfield Exploration Company
Mar 4, 2011	711219	Drill	Maverick	Briscoe Etal Section 91 #1HH	5,001	Final completion	32333379	Acquired from Peregrine Petroleum, LLC
Mar 3, 2011	711198	Drill	Maverick	Briscoe Etal Section 89 #1HH	5,000	Final completion	32333378	Acquired from Peregrine Petroleum, LLC
Jan 11, 2011	708108	Drill	Maverick	Briscoe-Saner #3701HH	4,300	Final completion	32333371	Acquired from Newfield Exploration Company
Sep 28, 2010	702729	Drill	Maverick	Briscoe-Saner #3802HH	4,500	Final completion	32333368	Acquired from Newfield Exploration Company
Apr 12, 2010	693843	Drill	Maverick	Briscoe Ranch Etal Section 57 #1HH	5,000	Final completion	32333350	Acquired from Peregrine Petroleum, LLC
Mar 24, 2010	692889	Drill	Maverick	Briscoe Ranch Etal Section 63 #1HH	5,000	Final completion	32333347	Acquired from Peregrine Petroleum, LLC
Mar 12, 2010	692700	Drill	Maverick	Briscoe-Saner #421HH	4,000	Final completion	32333345	Acquired from Newfield Exploration Company
Oct 14, 2009	686021	Drill	Maverick	Briscoe-Saner #138HH	3,708	Spudded	32333334	Acquired from Txco Resources Inc.
Oct 14, 2009	686021Amendment	Drill	Maverick	Briscoe-Saner #138HH	3,800	Final completion	32333334	Acquired from Txco Resources Inc.
Apr 15, 2009	680224	Recompletion	Maverick	Briscoe-Saner #136HH	5,000	Final completion	32332830	Acquired from Txco Resources Inc.
Sep 3, 2008	668872	Drill	Maverick	Briscoe-Saner #224HH	3,850	Final completion	32333164	Acquired from Txco Resources Inc.
Mar 27, 2008	657259	Recompletion	Maverick	Briscoe-Saner #133HH	3,000	Final completion	32332811	Acquired from Txco Resources Inc.
Nov 15, 2007	648630	Recompletion	Maverick	Briscoe Saner #124HH	3,500	Final completion	32332665	Acquired from Txco Resources Inc.
Jan 18, 2007	631909	Drill	Maverick	Briscoe-Saner #233	5,900	Spudded	32332938	Acquired from Exploration Company, The
Jan 18, 2007	631909Amendment	Drill	Maverick	Briscoe-Saner #233	5,900	Spudded	32332938	Acquired from Exploration Company, The
Jan 18, 2007	631909Amendment	Drill	Maverick	Briscoe-Saner #233	5,900	Final completion	32332938	Acquired from Exploration Company, The
Sep 20, 2006	625861	Recompletion	Maverick	Briscoe-Saner #1255STH	5,500	Final completion	32332704	Acquired from Exploration Company, The
May 23, 2006	619715	Drill	Maverick	Cage Ranch Unit #163	7,500	Spudded	32332892	Acquired from Exploration Company, The
May 23, 2006	619715Amendment	Drill	Maverick	Cage-West "C" 163H Unit #163HH	7,176	Spudded	32332892	Acquired from Exploration Company, The
May 23, 2006	619715Amendment	Drill	Maverick	Cage-West "C" 163H Unit #163HH	7,176	Final completion	32332892	Acquired from Txco Resources Inc.
Jan 11, 2006	612264	Drill	Maverick	Briscoe-Saner #136HH	3,600	Spudded	32332830	Acquired from Exploration Company, The
Jul 19, 2005	603619	Drill	Maverick	Briscoe-Saner #133	5,500	Unperforated completion	32332811	Acquired from Exploration Company, The
Jun 14, 2004	546806	Reenter	Maverick	Briscoe-Saner #325 HH	3,600	Final completion	32332572	Acquired from Exploration Company, The
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
Feb 1, 2001	504802	Drill	Maverick	Briscoe-Saner #3025	7,500	Plugged dry hole (P&A)	32332572	Acquired from Exploration Company, The
Jan 5, 2001	503681	Drill	Maverick	Briscoe-Saner #2025	7,500	Final completion	32332570	Acquired from Exploration Company, The