OPERATORS · RRC 652345

Pennzenergy Exp. & Prod., L.L.C

WindowAll time 90 days 1 year 3 years 10 years

CountyPanola 86 Crane 29 Zapata 15 Nueces 13 Victoria 9 Scurry 7 Winkler 7 Refugio 7 Bee 2 Hansford 2

180 PERMITS · PAGE 1 OF 4 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Jul 24, 2002	522044	Recompletion	Panola	Mangham Unit #17L	7,872	Final completion	36534051	Acquired from Devon Energy Production Co, L.P.
Jan 22, 2002	516958	Recompletion	Victoria	Womack, J. Y. #1	5,300	Final completion	46933128	Acquired from Devon Energy Production Co, L.P.
Mar 6, 2001	506058	Recompletion	Panola	Moore Unit #12	7,900	Final completion	36533948	Acquired from Devon Energy Production Co, L.P.
Sep 18, 2000	499763	Recompletion	Victoria	Womack, J. Y. #1	5,350	Final completion	46933128	Acquired from Devon Energy Production Co, L.P.
May 8, 2000	493689	Drill	Panola	Lilly Unit #15	9,800	Final completion	36534369	Now Devon Energy Production Co L.P.
Apr 11, 2000	493916	Drill	Scurry	Bishop, G. #B 1AW	650	Final completion	41533739	Now Kinder Morgan Production Co LLC
Apr 11, 2000	493915	Drill	Scurry	Falls, Joe #F 2AW	650	Final completion	41533736	Now Kinder Morgan Production Co LLC
Apr 11, 2000	493914	Drill	Scurry	Guerra, D. #G 1WS	650	Final completion	41533738	Now Kinder Morgan Production Co LLC
Apr 11, 2000	493913	Drill	Scurry	Rudd, J. L. #R 1WS	650	Final completion	41533737	Now Kinder Morgan Production Co LLC
Apr 11, 2000	493912	Drill	Scurry	Falls, Joe #F 1AW	650	Final completion	41533735	Now Kinder Morgan Production Co LLC
Apr 11, 2000	493911	Drill	Scurry	Hester, J. #H 1WS	650	Final completion	41533740	Now Kinder Morgan Production Co LLC
Apr 4, 2000	493755	Drill	Crane	McKnight, M. B. #186	6,700	Spudded	10334726	—
Apr 4, 2000	493754	Drill	Crane	McKnight, M. B. #190	5,100	Final completion	10334725	—
Mar 31, 2000	493670	Drill	Crane	McKnight, M. B. #185	5,100	Final completion	10334724	Now Ring Energy Inc.
Mar 30, 2000	493653	Recompletion	Zapata	Haynes #4	8,450	Final completion	50530229	—
Mar 28, 2000	493553	Recompletion	Refugio	Lambert, M. F. #149	4,400	Final completion	39131434	Now Hilcorp Energy Company
Mar 23, 2000	493224	Recompletion	Panola	Allison Unit #14L	7,780	Final completion	36534169	—
Mar 22, 2000	493322	Drill	Winkler	Lovett, H. E. #8M	10,400	Final completion	49532783	Now Devon Energy Production Co L.P.
Mar 22, 2000	493321	Drill	Winkler	Baird, W. E. #1258	10,400	Side one multi completion	49532782	Now Basin Oil & Gas Operating LLC
Mar 21, 2000	490996	Recompletion	Panola	Werner, Louis Saw Mill Co. #19AL	7,250	Final completion	36534123	Now Devon Energy Production Co L.P.
Mar 16, 2000	493136	Drill	Crane	Adams, H. E. #11	4,200	Final completion	10334723	—
Mar 6, 2000	492573	Drill	Panola	Youngblood-Roe Oil Unit #14L	6,288	Final completion	36534156	Now Devon Energy Production Co L.P.
Mar 3, 2000	492691	Recompletion	Nueces	Ingram, J. C. #C 4	7,600	Final completion	35531496	—
Feb 24, 2000	491109	Drill	Hansford	Maddox 39 #2	8,500	Final completion	19531419	Now Mmgl Txph LLC
Feb 23, 2000	492353	Recompletion	Nueces	Driscoll, Clara #B 12	6,800	Final completion	35504778	—
Feb 23, 2000	492333	Recompletion	Panola	Morgan Unit #7	6,030	—	36532371	—
Feb 23, 2000	492332	Recompletion	Panola	Brumble Unit #6U	7,935	Side one multi completion	36534135	Now Devon Energy Production Co L.P.
Feb 22, 2000	492274	Recompletion	Nueces	Austin, Helen P. #4	6,800	Final completion	35532121	—
Feb 18, 2000	492261	Recompletion	Nueces	Driscoll, Clara #A 16D	6,100	—	35531337	Now Pennzoil Producing Co.
Feb 18, 2000	492202	Recompletion	Panola	Mangham Unit #15U	8,016	—	36534001	Now Diversified Production LLC
Feb 18, 2000	492202	Recompletion	Panola	Mangham Unit #15U	8,016	Final completion	36534001	Now Diversified Production LLC
Feb 17, 2000	492211	Recompletion	Nueces	Driscoll, Clara #A 18D	7,150	—	35532952	Now Urban Oil & Gas Group LLC
Feb 17, 2000	492211	Recompletion	Nueces	Driscoll, Clara #A 18D	7,150	Final completion	35532952	Now Urban Oil & Gas Group LLC
Feb 11, 2000	492041	Drill	Zapata	Trevino, E. 412 #1	16,000	Final completion	50534085	—
Feb 7, 2000	491604	Recompletion	Crane	McKnight, M. B. #179	6,365	Final completion	10334688	—
Feb 2, 2000	490807	Drill	Panola	Moore Unit #16	10,000	Final completion	36534305	Now Diversified Production LLC
Jan 31, 2000	491396	Drill	Crane	McKnight, M. B. #182	5,800	Final completion	10334708	Now Ring Energy Inc.
Jan 31, 2000	491395	Drill	Crane	McKnight, M. B. #183	6,300	Final completion	10334707	Now Ring Energy Inc.
Jan 31, 2000	491394	Drill	Crane	McKnight, M. B. #184	6,200	Final completion	10334706	Now Ring Energy Inc.
Jan 28, 2000	491552	Recompletion	Karnes	B.U.-Boyce #1 U	6,600	Final completion	25530652	Now Devon Energy Production Co L.P.
Jan 28, 2000	490657	Drill	Panola	Moore Unit #15	10,000	Final completion	36534302	Now Devon Energy Production Co L.P.
Jan 28, 2000	490572	Drill	Panola	Hudson-Johnson Unit #19	9,800	Final completion	36534299	Now Devon Energy Production Co L.P.
Jan 21, 2000	491239	Recompletion	Panola	Mangham Unit #18L	8,150	Final completion	36534122	Now Devon Energy Production Co L.P.
Jan 20, 2000	490454	Drill	Panola	Thompson Unit #13	9,800	Final completion	36534297	Now Sheridan Production Co III LLC
Jan 18, 2000	489132	Drill	Panola	Allison Unit #16	9,800	Final completion	36534259	Now Devon Energy Production Co L.P.
Jan 6, 2000	490089	Drill	Panola	Roberts Unit #15	9,800	Final completion	36534292	—
Jan 3, 2000	490603	Drill	Hansford	Crawford 60 #1	8,200	Final completion	19531416	Now Devon Energy Production Co L.P.
Dec 31, 1999	490690	Recompletion	Panola	Chadwick Unit #20	8,175	Final completion	36534096	Now Devon Energy Production Co L.P.
Dec 29, 1999	489937	Drill	Panola	Whitaker Unit #15	9,800	Final completion	36534289	Now Devon Energy Production Co L.P.
Dec 29, 1999	489835	Drill	Panola	Smith-Bird Unit #13	9,800	Final completion	36534285	Now Diversified Production LLC