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MONITOR WELL CONSTRUCTION AND COMPLETION SUMMARY <br /> Nucla Fast Monitor Well Name: GW-N34 (WN0034) (893NC) <br /> Location Coors: N 596348.8 E 1122057.1 <br /> Ground Surface Elev: 5681. 1 Total Depth: 60.0 <br /> Peabody Personnel : Mark Koffler Driller: Winnek <br /> Type of Drilling: Rotary Drilling Fluid: Air/water <br /> Borehole Diameter: 4.5 inches Completion Date: 9/23/87 <br /> Well Construction Diagram Completion Details <br /> Depths Details Casing Specs: Blank Two inch schedule 40 flush threaded <br /> PVC Perforated .20 mil - slotted two inch <br /> schedule 40 PVC well screen <br /> Blank Interval(s) 0.0 - 45.0 and 55.0 - 60.0 feet <br /> 0 <br /> ;J^ <br /> Perforated Interval(s) 45.0 55.0 feet <br /> e <br /> 10 Packer and/or Cement Basket Set At 44.2 feet <br /> Bentonite Seal From 44.2 To 42.2 feet <br /> Cement Seal From 42.2 To 0.0 feet <br /> 20 Gravel Pack From None To None <br /> Casing Height or MP Above Ground Surface <br /> Additional Details This well is located above the valley <br /> 30 bottom. <br /> — Development Summary This well was developed by blowing with <br /> 40 air. It cleaned up nicely and is a low yielding well . <br /> Comments: This well was installed without problems and <br /> 50 should yield representative water levels and water chemistry <br /> for the hydrologic unit (Lower Dakota Coal Underburden) that <br /> —_= it monitors. <br /> 60 <br /> • 15 -48 Revised 04/11/38 <br /> Not to scale <br />