OPERATORS · TEXAS · P-5 NUMBER 614609

Northstar Operating Company

7 PERMITS · PAGE 1 OF 1 · BY ISSUE DATE

IssuedPermitTypeCountyLease / wellDepthStatusAPIOperator change
Jun 15, 2011717771RecompletionWardWinter #19,405Final completion47535458Now N & B Oil and Gas LLC
Mar 14, 2005558574RecompletionGlasscockBarfield 8 -B- #16,370Final completion17332014Now Pioneer Natural Res. USA Inc.
Dec 23, 1996456532RecompletionTerryWagner, L.V. #1H11,830Final completion44531217Acquired from Limark Corporation
Jul 26, 1995438178RecompletionMidlandFasken 13G #24,100Final completion32932044Acquired from MWJ Producing Company
Jan 19, 1994420209RecompletionTerryWagner, L.V. #111,830—44531217Acquired from Chisos Operating, Inc.
Jan 19, 1994420209RecompletionTerryWagner, L.V. #111,830Final completion44531217Acquired from Chisos Operating, Inc.
Jun 7, 1988347422RecompletionGlasscockRatliff 46 "B" #110,430Final completion17331969Acquired from MWJ Producing Company