OPERATORS · RRC 652352

Pennzoil Expl & Prod. Co

WindowAll time 90 days 1 year 3 years 10 years

CountyPanola 373 Zapata 70 Nueces 57 Scurry 47 Crane 36 Cochran 17 Winkler 16 Refugio 11 Terry 10 Bee 8

700 PERMITS · PAGE 1 OF 14 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Mar 10, 1999	482544	Drill	Panola	Black Unit #10	9,800	Final completion	36534119	Now Devon Energy Production Co L.P.
Mar 3, 1999	482379	Drill	Panola	Roberts Unit #13	9,800	Final completion	36534114	Now Diversified Production LLC
Feb 24, 1999	482855	Drill	Panola	Corrie Steele Unit #A 11	8,500	Final completion	36534124	Now Devon Energy Production Co L.P.
Feb 23, 1999	482856	Drill	Panola	Werner, Louis Saw Mill Co. #19A	8,500	Final completion	36534123	Now Devon Energy Production Co L.P.
Feb 19, 1999	482775	Drill	Panola	Mangham Unit #18	8,500	Final completion	36534122	Now Devon Energy Production Co L.P.
Feb 19, 1999	482248	Drill	Panola	Fite Unit #13	9,800	Final completion	36534106	Now Diversified Production LLC
Feb 19, 1999	482247	Drill	Panola	Morgan Unit #13	9,900	Final completion	36534107	Now Diversified Production LLC
Feb 15, 1999	482530	Drill	Winkler	State-Walton #5	10,500	Final completion	49532748	Now Basin Oil & Gas Operating LLC
Feb 11, 1999	482644	Drill	Crane	McKnight, M. B. #177	6,500	Spudded	10334673	Now Ring Energy Inc.
Feb 10, 1999	482602	Drill	Terry	Mallet Land & Cattle Company #1101	8,300	Final completion	44531876	Now Cross Timbers Energy LLC
Feb 9, 1999	482521	Drill	Panola	Hudson-Johnson Unit #17	8,500	Final completion	36534117	Now Devon Energy Production Co L.P.
Feb 9, 1999	482519	Drill	Panola	Hudson-Johnson Unit #18	8,500	Final completion	36534116	—
Feb 3, 1999	482381	Drill	Panola	Brumble Unit #5	9,800	Final completion	36534113	Now Diversified Production LLC
Feb 3, 1999	481853	Drill	Winkler	Baird, W E #1385	5,900	—	49532744	—
Feb 3, 1999	481852	Drill	Winkler	Baird, W E #1383	5,900	—	49532743	—
Feb 2, 1999	482409	Drill	Zapata	Haynes #19	16,000	—	50533897	Now Hilcorp Energy Company
Feb 2, 1999	482408	Drill	Zapata	Haynes #18	16,000	—	50533896	Now Hilcorp Energy Company
Jan 29, 1999	482358	Drill	Bee	N.P.U. (Ray 98) #39	10,500	Final completion	02532936	Now Paleo Oil Company LLC
Jan 29, 1999	482342	Drill	Winkler	Baird, W. E. #1257	10,200	Final completion	49532745	—
Dec 31, 1998	481861	Drill	Zapata	Jennings #69	10,500	Unperforated completion	50533888	Now Devon Energy Production Co L.P.
Dec 28, 1998	481540	Drill	Panola	Chadwick Unit #21	8,500	Final completion	36534093	Now Devon Energy Production Co L.P.
Dec 22, 1998	481629	Drill	Harrison	Byrson "a" Unit #5	8,500	—	20332560	—
Dec 22, 1998	481599	Drill	Panola	Chadwick Unit #20	8,500	Final completion	36534096	Now Devon Energy Production Co L.P.
Dec 21, 1998	481570	Drill	Crane	Henderson, M. F. #184	3,600	Final completion	10334669	Now Ring Energy Inc.
Dec 21, 1998	481569	Drill	Crane	Henderson, M. F. #185	3,600	—	10334670	—
Dec 21, 1998	481568	Drill	Crane	Henderson, M. F. #186	3,600	Final completion	10334671	Now Ring Energy Inc.
Dec 18, 1998	481600	Drill	Panola	Hudson-Johnson Unit #15	8,500	Final completion	36534095	—
Dec 18, 1998	481598	Drill	Harrison	Bryson "a" Unit #6	8,500	Final completion	20332559	Now Devon Energy Production Co L.P.
Dec 16, 1998	481538	Drill	Panola	Dennard Unit #10	9,900	Spudded	36534094	Now Devon Energy Production Co L.P.
Dec 14, 1998	481440	Drill	Panola	Werner, Louis -B- Unit #B 4	9,900	Spudded	36534092	Now Diversified Production LLC
Dec 8, 1998	481336	Drill	Panola	Chadwick Unit #19	8,500	—	36534088	—
Nov 18, 1998	480989	Drill	Zapata	Barberio et AL #1	4,000	Plugged dry hole (P&A)	50533877	—
Oct 13, 1998	480132	Drill	Crane	Henderson, M. F. #181	3,600	Final completion	10334666	Now Ring Energy Inc.
Oct 13, 1998	480131	Drill	Crane	Henderson, M. F. #182	3,600	Final completion	10334665	Now Ring Energy Inc.
Oct 13, 1998	480130	Drill	Crane	Henderson, M. F. #183	3,600	—	10334664	Now Ring Energy Inc.
Oct 13, 1998	480130	Drill	Crane	Henderson, M. F. #183	3,600	Final completion	10334664	Now Ring Energy Inc.
Oct 13, 1998	479414	Drill	Panola	Chadwick Unit #18	9,900	Final completion	36534042	Now Diversified Production LLC
Sep 29, 1998	479749	Drill	Panola	Mangham Unit #17	8,200	Final completion	36534051	Now Pennzenergy Exp. & Prod. L.L.C.
Aug 31, 1998	479099	Drill	Panola	Adams, T. C. #A 2	8,000	Final completion	36534034	Now Devon Energy Production Co L.P.
Aug 31, 1998	478861	Drill	Panola	Chadwick Unit #17	9,800	Final completion	36534027	—
Aug 27, 1998	479004	Drill	Panola	Hudson-Johnson Unit #16	8,500	—	36534031	—
Aug 27, 1998	478391	Drill	Panola	Chadwick Unit #16	9,800	Final completion	36534018	Now Diversified Production LLC
Aug 21, 1998	478730	Drill	Panola	Allison Unit #11	9,800	Final completion	36534024	Now Devon Energy Production Co L.P.
Aug 12, 1998	478674	Drill	Crane	Henderson, M. F. #180	3,600	Final completion	10334653	Now Ring Energy Inc.
Aug 4, 1998	478430	Drill	Panola	Woolworth Gas Unit #5	9,800	—	36534662	—
Aug 3, 1998	478393	Drill	Panola	Morgan Unit #12	8,500	Final completion	36534019	Now Devon Energy Production Co L.P.
Jul 27, 1998	478241	Drill	Panola	Moore Unit #13	8,500	Final completion	36534016	Now Devon Energy Production Co L.P.
Jul 22, 1998	478163	Drill	Winkler	Baird, W. E. #1955E	10,600	—	49532733	—
Jul 22, 1998	478163	Drill	Winkler	Baird, W. E. #1955E	10,600	Side one multi completion	49532733	—
Jul 22, 1998	478162	Drill	Winkler	Baird, W. E. #1875E	10,650	Side one multi completion	49532732	Now Devon Energy Production Co L.P.