OPERATORS · TEXAS · P-5 NUMBER 337106

Gruy Petroleum Management Co.

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CountyCooke 32 Gray 24 Cochran 10 Calhoun 9 Winkler 7 Live Oak 5 Lavaca 4 Mitchell 3 Ward 3 Eastland 3

126 PERMITS · PAGE 1 OF 3 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
May 9, 2006	618891	Recompletion	Cooke	Walnut Bend Field Unit 2 #2116	5,500	Final completion	09733548	Now Sydri Operating LLC
May 9, 2006	618890	Recompletion	Cooke	Walnut Bend Field Unit No. 2 #2357	4,920	Final completion	09730493	Now Sydri Operating LLC
Apr 28, 2006	618331	Recompletion	Cooke	Walnut Bend Field Unit No. 2 #1582	5,556	Final completion	09732855	Now Sydri Operating LLC
Apr 28, 2006	618329	Recompletion	Cooke	Walnut Bend Field Unit No. 2 #1575	5,900	Final completion	09731513	Now Sydri Operating LLC
Apr 13, 2006	616984	Recompletion	Hemphill	Petree #303	11,170	—	21132072	Now Bce-Mach III LLC
Feb 13, 2006	614010	Recompletion	Terry	Lilly #1	8,300	Final completion	44531873	Now Stanolind Permian LLC
Nov 28, 2005	610062	Recompletion	McMullen	Baker, Earl #10	12,750	Final completion	31133778	Now Rutherford Oil Corporation
Nov 22, 2005	609928	Recompletion	Ward	War-Wink University 18-33 'B' #2HH	12,650	Final completion	47534517	Now Apache Corporation
Nov 3, 2005	608902	Recompletion	Ward	War-Wink University 18-34 'A' #1HH	12,650	Spudded	47534393	Now Callon Petroleum Operating Co
Sep 23, 2005	606861	Recompletion	Crockett	Arledge, Phillip #5	15,500	Final completion	10538428	Now Perdido Energy LLC
Sep 16, 2005	606405	Recompletion	Calhoun	Traylor, Maude B. #39	8,621	Final completion	05731682	Now Silverbrook Operating LLC
Sep 2, 2005	605814	Recompletion	Cooke	Timmis #11	3,300	Final completion	09730450	Now Sydri Operating LLC
Feb 25, 2005	558240	Recompletion	Cooke	Walnut Bend Field Unit 2 #1530	5,200	Final completion	09700972	Now Sydri Operating LLC
Feb 25, 2005	558239	Recompletion	Cooke	Walnut Bend Field Unit 2 #3010	5,200	Final completion	09700988	Now Sydri Operating LLC
Jul 8, 2004	547966	Recompletion	Cooke	Walnut Bend Field Unit 2 #51	5,600	Final completion	09701143	Now Sydri Operating LLC
Jun 14, 2004	546872	Recompletion	Willacy	Sauz Ranch Mulatos Pasture #31	7,956	Final completion	48900194	Now Flint Oak Energy LLC
Jun 10, 2004	546778	Recompletion	Aransas	State Tract 96 #7	8,105	Final completion	00700827	Now Lamar Oil & Gas Inc.
Jun 9, 2004	546696	Recompletion	Roberts	Byrum #1036	10,700	Final completion	39330129	Now Bce-Mach III LLC
Jun 1, 2004	546333	Recompletion	Yoakum	Webb "A" #1	10,284	—	50131724	Now Riley Permian Operating Co LLC
Jun 1, 2004	546333	Recompletion	Yoakum	Webb "A" #1	11,500	Final completion	50131724	Now Riley Permian Operating Co LLC
May 4, 2004	545294	Recompletion	Cooke	Walnut Bend Field Unit #259	5,053	Final completion	09700820	Now Sydri Operating LLC
Apr 19, 2004	544604	Recompletion	Lavaca	Golsch, Mary B. #5	9,400	Final completion	28531808	Now Pioneer Natural Res. USA Inc.
Apr 15, 2004	543048	Recompletion	Roberts	Osborne, P & P #1	15,095	Final completion	39331297	Now Bce-Mach III LLC
Mar 25, 2004	543681	Recompletion	Calhoun	Traylor, Maude B. #9	8,383	Final completion	05700660	Now Silverbrook Operating LLC
Mar 25, 2004	543679	Recompletion	Calhoun	Traylor, Maude B. #10	8,398	Final completion	05700661	Now Cimarex Energy Co. of Colorado
Jan 28, 2004	541321	Recompletion	Lavaca	Allen Oil Unit #2	8,900	Final completion	28531836	Now Pioneer Natural Res. USA Inc.
Dec 31, 2003	540241	Recompletion	Calhoun	Traylor, Maude B. #25	8,573	—	05730992	Now Silverbrook Operating LLC
Dec 31, 2003	540240	Recompletion	Calhoun	Traylor, Maude B. #6	8,398	Final completion	05700657	Now Wagner Oil Company
Oct 1, 2003	537024	Recompletion	Winkler	East Keystone (San a Holt Unit) #702	5,190	—	49532526	Now Formentera Operations LLC
Oct 1, 2003	537023	Recompletion	Cooke	Walnut Bend Field Unit No. 1 #1582	5,556	Final completion	09732855	Now Sydri Operating LLC
Aug 20, 2003	535572	Recompletion	Calhoun	Traylor, Maude B. #29	8,100	Final completion	05731536	Now Silverbrook Operating LLC
Jun 27, 2003	533616	Recompletion	Mitchell	Westbrook Southwest Unit #801	3,200	Final completion	33500765	Now Grayrock Energy II LLC
Jun 27, 2003	533615	Recompletion	Mitchell	Westbrook Southwest Unit #803	3,200	—	33500767	Now Grayrock Energy II LLC
Jun 16, 2003	532993	Recompletion	Cooke	Walnut Bend Field Unit #2243	5,500	—	09730748	Now Sydri Operating LLC
Jun 16, 2003	532993	Recompletion	Cooke	Walnut Bend Field Unit #2243	5,500	Final completion	09730748	Now Sydri Operating LLC
Jun 16, 2003	532992	Recompletion	Cooke	Walnut Bend Field Unit #2010	5,454	Final completion	09702543	Now Sydri Operating LLC
Jun 4, 2003	532752	Recompletion	Cooke	Walnut Bend Field Unit #3029	5,345	Final completion	09702018	Now Sydri Operating LLC
Jun 2, 2003	532621	Recompletion	Mitchell	Westbrook Southwest Unit #12	3,200	Final completion	33500084	Now Grayrock Energy II LLC
May 28, 2003	532387	Recompletion	Cooke	Walnut Bend Field Unit #1527	5,597	Final completion	09700971	Now Sydri Operating LLC
May 13, 2003	531190	Recompletion	Wharton	Fenner - Morton #3	3,750	Final completion	48134082	—
May 5, 2003	531261	Recompletion	Live Oak	Roark 'A' #1	7,450	Final completion	29732842	Now Cimarex Energy Co. of Colorado
Apr 7, 2003	530039	Recompletion	Roberts	Morrison, Mary T. #4182	9,300	Final completion	39331477	Now Davis Operating Company Inc.
Mar 11, 2003	529450	Recompletion	Winkler	State Walton -E- #34	10,645	Final completion	49532076	Now Formentera Operations LLC
Mar 5, 2003	529082	Recompletion	Calhoun	Traylor, Maude B. #28	14,500	—	05731527	Now Wagner Oil Company
Mar 5, 2003	529082	Recompletion	Calhoun	Traylor, Maude B. #28	14,500	—	05731527	Now Wagner Oil Company
Mar 5, 2003	529082	Recompletion	Calhoun	Traylor, Maude B. #28	14,500	Final completion	05731527	Now Wagner Oil Company
Feb 13, 2003	528446	Recompletion	Cooke	Walnut Bend Field Unit #901	5,600	Final completion	09702563	Now Sydri Operating LLC
Jan 28, 2003	527802	Recompletion	Lavaca	Golsch, Mary B. #7	8,200	Final completion	28532079	Now Pioneer Natural Res. USA Inc.
Jan 21, 2003	527526	Recompletion	Cooke	Walnut Bend Field Unit #1533	5,515	Final completion	09700973	Now Sydri Operating LLC
Jan 13, 2003	527227	Recompletion	Lavaca	Renger Gas Unit #1	5,700	Final completion	28530631	Now Cimarex Energy Co. of Colorado