OPERATORS · TEXAS · P-5 NUMBER 851495

The Operating Co.

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17 PERMITS · PAGE 1 OF 1 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Dec 19, 2000	501930	Drill	Gray	Patton-Purviance #11	3,350	Final completion	17932403	Now Ponderosa TX Operating LLC
Nov 9, 2000	501656	Drill	Gray	Patton-Purviance #10	3,300	Final completion	17932402	Now Ponderosa TX Operating LLC
Aug 19, 1998	477764	Drill	Gray	Parker #25	2,400	Final completion	17932358	Now Ponderosa TX Operating LLC
Mar 20, 1997	459973	Reclass	Gray	Latham #2	3,469	Final completion	17931655	Now Ponderosa TX Operating LLC
Mar 22, 1996	446103	Drill	Gray	Dauer #3	2,900	—	17932161	—
Dec 13, 1995	442114	Drill	Gray	Patton-Purviance #9	3,300	Final completion	17932143	Now Ponderosa TX Operating LLC
Mar 25, 1993	410136	Other	Gray	Rest-80- #5	3,273	—	17907609	Now Curzac Oil and Gas LLC
Mar 22, 1993	409888	Other	Gray	Culler #4	3,305	Final completion	17906807	Now M5OEXIT LLC
Mar 18, 1993	409889	Other	Gray	Patton-Purviance #5	3,014	Final completion	17903823	Now Ponderosa TX Operating LLC
Mar 18, 1993	409886	Other	Gray	Rest-160- #18	3,250	Final completion	17907049	Now Curzac Oil and Gas LLC
Mar 18, 1993	409885	Other	Gray	Arnold #13	3,253	Final completion	17907011	Now Helton Pat A. & Alberta
Mar 17, 1993	409887	Other	Gray	Harrah #13	3,195	Final completion	17907096	Now Helton Pat A. & Alberta
Oct 8, 1992	404046	Other	Gray	McConnell #3	3,190	—	17906906	Now Black S Oil & Gas
Oct 5, 1992	404047	Other	Gray	Morgan #11	3,288	Final completion	17907025	Now Helton Pat A. & Alberta
Aug 2, 1983	203673	Drill	Carson	Rapstine #2	3,500	Final completion	06531502	Acquired from WY-Vel Corp
Sep 28, 1982	172977	Drill	Carson	McCoy #1	3,500	Final completion	06531299	Acquired from WY-Vel Corp
May 18, 1982	160992	Drill	Carson	Lundquist 'A' #2	3,500	Final completion	06531191	Acquired from WY-Vel Corp