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PEABODY COAL COMPANY - WESTERN DIVISION <br />MONITOR WELL CONSTRUCTION AND COMPLETION SUMMARY <br />~ine: Seneca 2 - W Monitor 4Je11 Name: (iJ - S2W - 17-W <br />Location Coors: NW 1/4, NW 1/4, 522, T5N, R89J <br />Ground Surface Elev: 7131.66 Total Depth: 208.4 ft. <br />Peabody Personnel: T_ Smith Driller: Winnek Drilling Co. <br />Type of Drilling: rotary Drilling Fluid: water <br />Borehole Diameter: too 20 ft. 6.75 inch Completion Date: 8/23/87 <br />reminder 4.5 inch <br />Well Construction Diagram ~ Completion Details <br />Depths Details Casing Specs: Blank 2 inch sd>edule 40 pvc, flush threaded <br />Perforated 2 inch schedule 40 pvc, 4 colums of <br />i0P LAP horizontal mill slots with .02 - .025 inch openings. <br />cement grout` G/~~~x>~~ Blank Interval(s) 0 - 196.3 feet <br />D.0 ~1 <br />3.0 - Perforated Interval (s) 196.3 - 208.4 feet <br /> <br /> <br /> <br /> •• • .°; Packer and/or Cement Basket Set At 2 packers set at 194.5 and 195.5 <br /> • <br /> " <br />' feet <br /> <br />• •: <br /> < <br />° <°,e Bentonite Seal From 3 ft. To 194.5 ft. <br /> Cement Seal From 0 ft <br />To 3 ft. <br />Bentonite pellet ° . <br />note plug <br />° :> Gravel Pack From To <br /> •' °.a Casing Neight or MP Above Ground Surface 2.38 ft. <br /> •' ° Additional Details Crnpleted in Wadge Coal seam fnxn 195.5 -208.4. <br /> <br /> <br />100.0 '_ . <br /> <br /> Development Summary Well was developed by air suming on 9/30/87 and <br /> •°D <br /> •° <br />• pulping on 6/29/88. <br /> °. <br /> <br /> <br />.°e: :° <br />° <br />n• <br />Blank Casin °° C <br />g • <br />< omments: <br /> ° : <br /> °, <br />2 Packer <br /> <br />s <br />X94.5 <br /> <br />X95.5 ._ <br /> <br />Wel] Screen <br /> END CAP <br />~n0. <br />208 <br />Q - <br />. B-24 <br /> <br />