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PEA60DY COAL COtfPANY - WESTEP.N DI`JISICtt <br />t40N1TOR WELL CONSTRUCTION AtrD COMPLETIOtI SUtSMARY <br />;4ine: Yoast Monitor Well Name: YSAL1 <br />Location Coors: c i5'I5 8 W9680 Lithologic Unit ~4onitored: Sage Creek Alluvium <br />Greund Surface Elev: 7200 Total Depth: 39.1 feet <br />Peabody Personnel: None (usGS) Driller: Dra ggoa <br />Type of Drilling: auger Drilling Fluid: None <br />Borehole Diameter: 7.25 inches Completion Date: 08114J8o <br /> <br />Well Construction Diagram Completion Details <br />Depths Details Casing Specs: Blank 4" schedule 40 PVC <br />Top Cap <br />0.0 _ <br />GS <br />Cement <br />Blank <br />4.1,_ casing <br />~ .~ <br />:7 <br />II <br />Slotted <br />casing <br />~' <br />II <br />Sand <br />pack <br />II <br />II <br />II <br />39.1_ tD <br />Cnd Cap <br />Perforated 4" schedule 40 PVC vith vertical slots <br />Blank Interval(s) 0 - 4.1 feet <br />Perforated Interval(s) 4.1 - 39.1 feet <br />Packer and/or Cement Basket Set At none <br />Bentonite Seal From To <br />Cement Seal From o.o To 4.1 <br />Gravel Pack From 4.1 To 39.1 <br />Casing Height or MP Above Ground Surface <br />Additional Details <br />Development Summary <br />Comments: <br />7 1 A <br />