OPERATORS · TEXAS · P-5 NUMBER 15741

Alto Minerals, Inc.

3 PERMITS · PAGE 1 OF 1 · BY ISSUE DATE

IssuedPermitTypeCountyLease / wellDepthStatusAPIOperator change
May 19, 1999484111ReenterMidlandHale, B. T. #17,256Final completion32901485Now Diamondback E&P LLC
Feb 10, 1999482636RecompletionMidlandFranklin, Jim #111,440—32900003Now Pioneer Natural Res. USA Inc.
Sep 6, 1990377347DrillMidlandJones "B" #19,200Final completion32932267Now Endeavor Energy Resources L.P.