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Lang Exploratory Drilling <br />2745 California Avenue Salt Lake City, Utah 84104 -4579 <br />WELL ABANDONMENT REPORT <br />Date 8/07/11 <br />Well Identification <br />Owner Mountain Coal Company <br />Well Number E1 -52 <br />Well Location (township & range) T13S, R90W <br />(Lat/Long) j 38° 52' 47.15 ", 107 ° 25' 22.49" <br />County Gunnison State CO Elevation 8222 <br />Existing Well Details <br />Is the well drillers report provided? Yes X No <br />Nature of use & current status Degas We <br />Hole Depth _1402 Feet Hole Diameter 12.25/8.75 Inches <br />Surface Casing Type/Wt. J -55 Steel / 65# Size 14" Depth 21' <br />Intermediate Casing Type/Wt. J -55 Steel / 32# Size 9.625 "Depth 1263' <br />Completion Blank Casing Type/Wt. J -55 Steel/ 17# Size 7" Depth 1263 -1305' <br />Completion Perf Casing Type /Wt. J -55 Steel / 17# Size 7" Depth 1305 -1402' <br />Static Fluid Level depth N/A Feet Artesian Flow N/A GPM <br />Shut -in Pressure N PSI <br />Notes <br />Abandonment Details <br />Reason for Abandonment No longer needed <br />Bridge Plug Type Rubber Top -Job cementing ply <br />TD of well or Bridge Plug Depth 1143.95 Feet <br />Total fluid volume of well from TD or Bridge Plug 3780 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Method of sealing material placement Tremmie line to TD of Plug , cementing as withdrawn 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 %z" rebar <br />Date of Abandonment Completion 07/3 1 / 11 <br />Notes <br />* All depths are from top of surface casing <br />