OPERATORS · TEXAS · P-5 NUMBER 866222

Vista Resources, Inc. (A)

14 PERMITS · PAGE 1 OF 1 · BY ISSUE DATE

IssuedPermitTypeCountyLease / wellDepthStatusAPIOperator change
Feb 14, 2000490987ReenterHowardClay, H. R. #183,300—22702300Now Grayrock Energy II LLC
Nov 17, 1999487110ReenterHowardClay #143,300Final completion22702297Now Grayrock Energy II LLC
Jul 27, 1999486161ReenterHowardRoberts, Dora -E- #52,900—22730854Now Wash Robert C. Inc.
Feb 26, 1999482268ReenterJacksonPeters #36,032Final completion23900719Now Proline Energy Resources Inc
Jan 25, 1999481689ReenterPecosLa Escalera 75 #17,612—37136599Now Mulloy Operating Inc.
Jan 25, 1999481688ReenterPecosLa Escalera Ltd II 73-A #18,000—37136545—
Dec 28, 1998481402ReenterTerrellNoelke #110,300Final completion44330025Now Cimarex Energy Co. of Colorado
Dec 10, 1998481355ReenterHowardChalk -A- #83,500—22702501Now Cimarex Energy Co. of Colorado
May 5, 1998475815ReenterHowardClay, H. R. #3W3,500Final completion22730056Now Grayrock Energy II LLC
Nov 18, 1997470010ReenterHowardClay, H. R. #174,000Final completion22702341Now Grayrock Energy II LLC
Jan 15, 1997457228ReenterAndrewsBlock 9 Unit #5034,900Plugged dry hole (P&A)00303234Now Formentera Operations LLC
Jan 15, 1997457227ReenterAndrewsBlock 9 Unit #3014,900—00303245Now Formentera Operations LLC
Dec 30, 1996455801ReenterScurryHardee "B" #31,900Final completion41504234Now Grayrock Energy II LLC
Dec 29, 1995442555ReenterAndrewsArrowhead #211,600Final completion00336975Now Bass Petroleum Inc