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RACE, LLC <br />22235 H75 Rd., Delta, CO 81416 (970) 874-7393 <br />WELL ABANDONMENT REPORT <br />Date 9-21-2017 <br />Well Identit3cation <br />Owner Arch Coal, West Elk Coal Mine <br />Density <br />Well Number E5-05 <br />Material Used <br />Well Location (township & range) Section 2, T14S, R90W <br />Lbs./Gal. <br />(Lat / Long) LAT: N 38° 51' 50.07", LAT: W 107° 25' 10.94" <br />9 5/8" RTJP <br />County Gunnison State CO <br />Elevation 8135 <br />Existing Well Details <br />3/8" bentonite chips <br />Is a well drillers report available?�eS ONo <br />Nature of use & current status Methane Drainage Well / shut in <br />Class G cement <br />Hole Depth 1041' Feet Hole Diameter 12 25" Inches <br />15.6 PPG <br />Surface Casing type / Wt. Steel / Size 14" Depth 40' <br />Intermediate Casing Type / Wt. Steel / 3s Size 9 5/8 <br />Depth 1020' <br />Completion Blank Casing Type / Wt Steel / 20x Size 7" <br />Depth From 969' To 1020' <br />Completion Perf casing Type / Wt Steel / 20* Size 7" <br />Depth From 1020' To 1095' <br />Static Fluid Level Depth NA Feet - Artesian Flow GPM - Shut -In Pressure PSI <br />Notes <br />Abandonment Details <br />Reason for Abandonment No Longer needed <br />Bridge Plug type RTJP <br />TD of well or Bridge Plug Depth 92' Feet <br />Total fluid volume of well from TD or Bridge Plug 299 <br />Total volume of fluid used 211 Gallons <br />Method of sealing material placement 2 3/8 EUE Tubing <br />Casing cut to 4' Ft. below surface P&A Marker type aluminum capon 1/2" rebar stake <br />Date of Abandonment Completion 9-14-2017 <br />Gallons <br />Dept (Feet) <br />Quantity <br />Density <br />From To <br />Material Used <br />Gal. / CuFt. / Sks. <br />Lbs./Gal. <br />92' 91' <br />9 5/8" RTJP <br />91, 75' <br />3/8" bentonite chips <br />10 Sx <br />75' 7' <br />Class G cement <br />176 Gal./ 20 Sx <br />15.6 PPG <br />7' Surface <br />Type 11 Cement <br />35 Gal. / 4 Sx <br />15.4 PPG <br />Notes MIRU, Push 9 5/8 RTJP to 92', casing squeezed. dumped 10 sx chips & 20 sx cement, WOC <br />tag TOC C 12', mix & pump 4sx cement to surface. Cut casing 4' BGL & buried. RDMO <br />* All depths are from top of surface casing <br />