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PEABODY COAL COMPANY - WESTERN DIVISION <br />MONITOR WELL CONSTRUCTION AND COMPLETION SUMMARY <br />,~1ine: Seneca 2 - W Monitor Well Name: 4•! - S2W - 19A <br />Location Coors: 5W 1/4. SE 1/4, 516, Tel, R~1 <br />Ground Surface Elev: 6901.31 Total Depth: 3p Feet <br />Peabody Personnel: Smith Driller: Winnek Drilling Co. <br />Type of Drilling: Hollow sten auger Drilling Fluid: none <br />Borehole Diameter: 19 inch Completion Date: 8/17/87 <br />Well Construction Diagram ~ Completion Details <br />Depths I Details <br />FEET <br />i0P CA <br />Cement Grout <br />0.0 <br />4.5 <br /> <br /> <br />S 3/8 IN. PEA <br /> <br />GRAVEL ~ <br /> <br /> <br /> <br /> <br />lank Casin °°° <br />°°° <br />°°° <br />000 <br />°°° <br />000 <br />00o <br />000 <br /> <br />°°° °oo <br />°°° <br />goo <br />000 <br />°°° <br />0°0 <br />goo <br />000 <br />ooa <br />g o°° o00 <br /> 000 <br /> °° <br /> 000 <br /> oa °°° <br />10 <br />0- °°° ° <br />. °oo 00 <br /> °oo <br />00 <br /> <br /> 000 0°° <br /> °°° - °°° <br /> <br /> °oa ~, o°° <br /> °°° <br /> 000 --- o00 <br /> 000 __.. o°° <br /> °ao <br />W <br />ll 000 <br />_' 00° <br />e 000 o00 <br />S °°° o°o <br />creen °° <br />o00 <br /> <br /> 00 <br /> 000 <br /> <br /> 00 <br /> oao <br />°° <br /> <br /> o°° <br /> <br /> oo <br /> g <br /> <br />000 o°° <br /> <br /> 000 <br /> <br /> ooe <br /> °°° <br /> <br />000 000 <br /> <br /> °°° oae <br /> oao <br /> g <br /> <br />000 oo <br /> 000 <br />END CAP °°° ~- °° <br />g <br /> 00o oo <br /> 000 ~- °oo <br /> 000 <br /> 000 <br /> _ <br />000 <br /> ~.. o <br />30.0 . <br />Casing Specs: Blank 4 inch, schedule 40 ovc. flush threaded <br />Perforated 4 inch,schedule 40 pvc. 6 colums of <br />horizontal mill slots with 02 - 025 inch openings <br />Blank Interval(s) 0 - 10 ft. <br />Perforated Interval (s) 10 - 30 ft. <br />Packer and/or Cement Basket Set At none set <br />Bentonite Seal From_ N/A To <br />Cement Seal From 0 ft. To 4.5 ft. <br />Gravel Pack From 4.5 ft. To 30 ft. <br />Casing Height or MP Above Ground Surface 3.00 ft. <br />Additional Details Placed 1 ft. grout plug in bottan of well. CarF-_ <br />oleted in Hubberson C~lch alluvium <br />Development Summary bailed the well bore drv 3 times <br />Comments: <br />B-1 <br />