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Lang Exploratory Drilling <br />2745 California Avenue Salt Lake City, Utah 84104 -4579 <br />WELL ABANDONMENT REPORT <br />• <br />Date 8/28/07 <br />Well Identification <br />Owner Mountain Coal Company <br />Well Number 22 -04 <br />Well Location (township & range) T13S, R90W <br />(Lat/Long) _) 38° 54' 22.0800 ", 107 ° 25' 02.5714" <br />County Gunnison State CO <br />Elevation 8410 <br />Existing Well Details <br />Is the well drillers report provided? Yes X No <br />Nature of use & current status Degas Well/capped <br />Hole Depth 2319 Feet Hole Diameter <br />12.25/8.75 Inches <br />Surface Casing Type/Wt. J -55 Steel / 65# Size <br />16" Depth 22_ ' <br />Intermediate Casing Type /Wt. J -55 Steel / 32# Size _9.625 <br />" Depth 2018' <br />Completion Blank Casing Type/Wt. J -55 Steel/ 17# Size <br />7" Depth 1992 -2035' <br />Completion Perf Casing Type /Wt. _J -55 Steel / -55 Steel 17# Size <br />7 ' _Depth 2035 - 2260' <br />Static Fluid Level depth N/A Feet Artesian Flow <br />N/A GPM <br />Shut -in Pressure N/A PSI <br />Notes <br />Abandonment Details <br />Reason for Abandonment No longer needed <br />Bridge Plug Type _Rubber Top -Job cementing plug <br />TD of well or Bridge Plug Depth 863 Feet <br />Total fluid volume of well from TD or Bridge Plug 3128 Gallons <br />Sealing Material Used Hole Plug Portland Cement, Abantonite <br />Method of sealing material placement _ Tremmie line to TD of Plug, cementing as withdrawn <br />Casing cut to 3 Ft. below the surface P & A Marker type Aluminum Cap on 11 /z" rebar <br />Date of Abandomnent Completion 07/02/07 <br />Notes <br />* All depths are from top of surface casing <br />• <br />