OPERATORS · TEXAS · P-5 NUMBER 911808

Western Chief Operating, L.L.C.

WindowAll time 90 days 1 year 3 years 10 years

CountyWise 22 Denton 12 Jack 10 Parker 9 Young 8 Ochiltree 7 Scurry 6 Johnson 5 Houston 4 Montague 2

96 FILINGS · 89 PERMITS · PAGE 2 OF 2 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Jan 20, 2006	612746	Drill	Parker	Verstraete-Burgoyne Unit #1HH	5,500	Final completion	36733882	Acquired from Western Chief Oil & Gas Company
Sep 23, 2005	606739	Drill	Johnson	McCutchin #1HH	7,500	Final completion	25130548	Acquired from Western Chief Oil & Gas Company
Aug 11, 2005	604830	Drill	Johnson	McCutchin #2HH	7,500	Final completion	25130498	Acquired from Western Chief Oil & Gas Company
May 10, 2005	600488	Drill	Parker	Sisk #1HH	7,000	Final completion	36733715	Acquired from Western Chief Oil & Gas Company
Mar 4, 2005	558559	Drill	Tarrant	Carr #2 HH	9,200	Final completion	43931165	Acquired from Western Chief Oil & Gas Company
Nov 18, 2004	553651Amendment	Drill	Tarrant	Carr #1 HH	9,200	Final completion	43931058	Acquired from Western Chief Oil & Gas Company
Oct 14, 2004	552280	Drill	Wise	Kennemer #1 HH	7,000	Final completion	49735705	Acquired from Western Chief Oil & Gas Company
Jul 23, 2004	548681	Drill	Denton	Schertz #1 HH	9,200	Final completion	12132373	Acquired from Western Chief Oil & Gas Company
Jul 21, 2004	548443	Drill	Denton	Poe-Mann #4	7,000	Final completion	12132368	Acquired from Western Chief Oil & Gas Company
Jan 30, 2004	541442	Drill	Denton	Poe-Mann #3	7,000	Final completion	12132237	Acquired from Western Chief Oil & Gas Company
Apr 17, 2002	519168	Drill	Denton	Briscoe #13	8,700	Final completion	12131509	Acquired from Western Chief Oil & Gas Company
Nov 19, 2001	515424	Drill	Denton	Poe-Mann #2	8,000	Final completion	12131281	Acquired from Western Chief Oil & Gas Company
Aug 22, 2001	512765	Drill	Denton	Poe-Mann #1	7,000	—	12131153	Acquired from Western Chief Oil & Gas Company
Aug 22, 2001	512765Amendment	Drill	Denton	Poe-Mann #1	8,000	Final completion	12131153	Acquired from Western Chief Oil & Gas Company
May 29, 1997	462990	Drill	Montague	Hopkins #2	5,900	Final completion	33733154	Acquired from McCutchin, Jerry
Mar 26, 1997	460244	Drill	Montague	Hopkins #1	6,000	Final completion	33733146	Acquired from McCutchin, Jerry
Jun 13, 1996	449118	Recompletion	Wise	Houston #1	5,700	Final completion	49733843	Acquired from McCutchin, Jerry
Jan 13, 1995	431803	Drill	Wise	McDonald #2	8,000	Final completion	49733976	Acquired from McCutchin, Jerry
Dec 1, 1994	430535	Drill	Wise	Blocker #2	8,000	Final completion	49733963	Acquired from McCutchin, Jerry
Oct 17, 1994	428309	Recompletion	Wise	McDonald Unit #2	3,520	Final completion	49732329	Acquired from McCutchin, Jerry
Jun 16, 1994	424962	Drill	Wise	Houston #2	8,000	Final completion	49733922	Acquired from McCutchin, Jerry
Mar 8, 1994	421839	Drill	Wise	Blocker #1	8,000	Final completion	49733899	Acquired from McCutchin, Jerry
Jan 21, 1994	420393	Drill	Wise	Taylor, Daisy #1	8,000	Final completion	49733888	Acquired from McCutchin, Jerry
Jan 21, 1994	420392	Drill	Wise	McDonald #1	8,000	Spudded	49733889	Acquired from McCutchin, Jerry
Jan 21, 1994	420392Amendment	Drill	Wise	McDonald #1	8,000	Final completion	49733889	Acquired from McCutchin, Jerry
Sep 22, 1993	416324	Drill	Wise	Houston #1	8,000	Final completion	49733843	Acquired from McCutchin, Jerry
May 29, 1990	373876	Drill	Jack	Shanafelt Trust #1A	4,999	Final completion	23737742	Acquired from Western Chief Oil & Gas Company
Mar 1, 1985	268287	Recompletion	Jack	Bird #1	5,020	Final completion	23736032	Acquired from Western Chief Oil & Gas Company
Aug 10, 1984	248414	Other	Jack	Mosley, Pearl "A" #4	4,999	Final completion	23704009	Acquired from Western Chief Oil & Gas Company
Jul 23, 1984	245871	Drill	Palo Pinto	Pierce, R. N. #5	3,800	Final completion	36333387	Acquired from Western Chief Oil & Gas Company
May 15, 1984	238990	Drill	Young	Keyser "G" #2	4,900	Final completion	50338133	Acquired from Stovall, Troy
May 1, 1984	237493	Drill	Jack	Bird #1	4,999	Final completion	23736032	Acquired from Western Chief Oil & Gas Company
Nov 4, 1983	220005	Drill	Jack	Mosely, Pearl "A" #3	4,999	Final completion	23735660	Acquired from Western Chief Oil & Gas Company
Jul 8, 1983	200931	Drill	Jack	Mosley, Pearl "A" #2	4,999	Final completion	23735303	Acquired from Western Chief Oil & Gas Company
Dec 31, 1982	183051	Drill	Jack	Brice #1	6,000	Final completion	23734956	Acquired from Western Chief Oil & Gas Company
Sep 10, 1982	171537	Other	Jack	Goodson, B. F. #1	5,000	Final completion	23734534	Acquired from Western Chief Oil & Gas Company
Jun 7, 1982	163265	Drill	Jack	Goodson, B. F. et Al #2	4,310	Plugged dry hole (P&A)	23734534	Acquired from Quest Petroleum, Inc.
Dec 30, 1981	145901	Drill	Wise	McDonald Unit #2	6,000	Final completion	49732329	Acquired from General Operating Company
Dec 10, 1981	143727	Drill	Young	King "A" #1	2,800	Final completion	50335562	Acquired from Stovall, Troy
Sep 22, 1981	133994	Drill	Jack	Brice #2	6,000	—	23734956	Acquired from Ranger Operating Co.
Sep 11, 1981	133000	Drill	Young	Keyser "C" #1	4,990	Final completion	50335291	Acquired from Stovall, Troy
Dec 11, 1980	101731	Drill	Young	Keyser "A" #1	4,800	Final completion	50334474	Acquired from Stovall, Troy
Dec 10, 1980	101649	Drill	Young	Shanafelt #1	2,670	Final completion	50334447	Acquired from Stovall, Troy
Dec 31, 1979	68251	Drill	Young	King, B. W. #2	4,650	Final completion	50333659	Acquired from Mid-West Oil Company
May 1, 1979	47545	Drill	Young	Keyser, Hila "A" #2	4,800	—	50334474	Acquired from Taylor Oper. Co.
Oct 11, 1977	9492	Recompletion	Young	Keyser, Hila "A" #1	2,350	—	50384765	Acquired from Taylor Oper. Co.