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MONITOR WELL CONSTRUCTION AND COMPLETION '.iUMMARY <br />Mine: Nucla East Monitor Well Name: G41-N32 (WP10032) (890 Pilot) <br />Location Coors: N 595397.3 E 1120807.2 <br />Ground Surface Elev: 5679.6 Total Depth:_ I20.0 feet <br />Peabody Personnel: Mark Koffler Driller: 4linnek <br />Type of Drilling: Rotary Drilling Fluid: Air/via ter <br />Borehole Diameter: 4.5 inches Completion Date: 9-19-37 <br />Well Construction Diagram ~ Completion Details <br />Depths Details Casing Specs: Blank Two inch flush threaded schedule 40 <br /> PVC Perforated •20 mil - slotted schedule 40 well <br /> screen <br /> 81ank Interval(s) 0.0 - 39.0 and 79.0 •• 87.2 feet <br /> 0 <br />~~~-'->: <br />~ <br />~..- ~=, <br />voeooevo Perforated Interval(s) 39.0 - 7Si.0 feet <br /> <br />_ _ = acker and/or Cement Basket Set At 27.3 and 79.0 feet <br /> zo <br /> <br />,. <br />' ' <br />•:. <br />~ Bentonite Seal From 27.3 To 25.3 feet <br />_ <br />~~ 0 feet <br />25 <br />0 ?' <br />0 <br />Cement S <br />l F <br />~~ . <br />_ <br />. <br />ea <br />rom <br />o. <br />_ Gravel Pack From None To None <br /> yo Casing Height or MP Above Ground Surface <br />_ - Additional Details This well monitors t:he overburden _ <br /> material from 27.3 to 79.0 feet. <br /> <br /> <br /> 60 Development Summary This well was. developed by blowing with <br />air from 40.0 to 85.7 feet. <br />Tha well yield is less than 2 9prri. <br />eo Comments: Tlie well cleaned up quite well, but becomes <br />slightly milky with agitation, because t:he well is open to <br />a whitish bentonite shale. <br />100 <br />120 Hot to scale <br />H-4 <br />• <br />• <br />u <br /> <br />