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PEABODY COAL COMPANY - WESTERN DIVISION <br />MONITOR WELL CONSTRUCTION AND COMPLETION SUMMARY <br />~"4i <br />ne: Serx~ca 2 - W Monitor Well Name: (1"1 - SZW _ 1q _ W <br />Location Coors: NW'!..NE'/. , S15_,T5N, R813J <br />Ground Surface Elev: 7261.60 Total Depth: 116.6 fit <br />Peabody Personnel : T. Smith Driller: Winnek Dril lim <br />('n <br />Type of Drilling: rotary Drilling Fluid: , <br />water <br />Borehole Diameter: top ZO ft. 6.75 inch Completion Date: 9/3787 <br /> renal er In <br />Well Construction Diagram ~ Completion Details <br />Depths ~ Details <br />lop Cap <br />Cement grout <br />o.o <br />3.5 <br />' ~:. <br />25.0 _ <br />Bentonite pellet ••: <br />hole plug -~ ° ° <br />D ° <br />° ". <br />50.0 , . <br />•°° <br />blank casing <br />.; <br />75.0 I ~ • <br />2 Packer\ I~ <br />.. <br />°, <br />98.6 = <br />99.2 ° o• <br />too.D <br />We11~~Screen <br />116.6 - ~ ._ <br />END LAP <br /> <br />Casing Specs: Blank 7 inch trh<~rfiila 4r ~r ft~~cn rn~a~ <br />Perforated 2 lnch schedule 40 pvc 4 colinnc of <br />horizontal mill slots wlth .02 - 025 in h ooenino~ <br />Blank Interval(s) 0 - 100.6 ft <br />Perforated Interval (s)_~OO.6 - tu_6 fr <br />Packer and/or Cement Basket Set At ~ narkarc cr>r at ~i 6 aryl <br />99.2 feet <br />•:a I Bentonite Seal From_ ~ S fr To aR_6 ft_ <br />Cement Seal From 0.0 f To ~ 5 ft <br />.; <br />~.. <br />.~ <br /> <br />Gravel Pack From none To <br />Casing Height or MP Above Ground Surface 2.50 ft. <br />Additional Details 15 bans of hole olig used <br />Development Summary_lJell was develoaed by air suraino and <br />bailing on 9/25/87. <br />Comments: Casing broke at ground level in July, 1989 Mich allowed <br />dirt to enter well Total depth = 114 80 feet on 7/11/89 casing <br />_ YY',pa iced then. <br />B-i6 <br />