OPERATORS · TEXAS · P-5 NUMBER 72716

Black Stone Energy Company, LLC

10 FILINGS · 9 PERMITS · PAGE 1 OF 1 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Dec 1, 2006	629031	Drill	Polk	Black Stone Woods A-82 #1HH	14,300	Spudded	37331083	Now Walter Oil & Gas Corporation
Apr 13, 2006	617566	Drill	Polk	Black Stone Simmons A-70 #1	13,900	Spudded	37331065	Now Zarvona Energy LLC
Apr 13, 2006	617566Amendment	Drill	Polk	Black Stone Simmons A-70 #1HH	13,900	Final completion	37331065	Now Zarvona Energy LLC
Sep 23, 2004	551184	Recompletion	Polk	Jackson, H. #4	9,320	Final completion	37330902	—
Feb 23, 2000	492245	Drill	Polk	Bsmc Fee "B" #3	9,400	Final completion	37330928	Acquired from Black Stone Energy Company
Aug 31, 1999	487031	Drill	Polk	Gibson, E. V. et Al #1	9,350	Final completion	37330911	Acquired from Black Stone Energy Company
Jun 29, 1999	485514	Drill	Polk	Jackson, H. #5	9,400	Final completion	37330906	Acquired from Black Stone Energy Company
Feb 8, 1999	482515	Drill	Polk	Jackson, H. No. 4 #4	9,450	Final completion	37330902	Acquired from Black Stone Energy Company
Jan 19, 1999	482079	Drill	Polk	Johnson, E. et Al #1	9,200	Final completion	37330901	Acquired from Black Stone Energy Company
Dec 8, 1998	481370	Drill	Polk	Jackson, H. #3	9,500	Final completion	37330900	Acquired from Black Stone Energy Company