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VW-SB Ground Water Elevation Calculation <br /> LARRY'S AUTO <br />' 308 North Grant Street, Stockton, California <br />' Boring VW-5,drilled at an angle of 10° from vertical directed N 80° W, was advanced to a depth of <br /> 55 vertical feet below surface grade(bsg) with a horizontal run of 9 7 feet and was triple-completed <br /> as a vapor extraction remediation well Well VW-5B is screened from 26 5 feet to 41 5 feet bsg The <br />' ground water elevation in MW-5B on 03 June 2004 was 23 28 feet below mean sea level(MSL),but <br /> due to the 10° angle of the well , the adjusted MSL of VW-5B is 22 93 feet below MSL by the <br />' following calculation <br /> d= adjusted ground water elevation <br />' x =23 28 feet <br /> Y= 10' <br />' such that <br /> d=x cos y <br />' d=23 28 cos 10 <br /> 1 . d=22 93 <br /> 1 <br /> 1 <br /> Advanced GeoEnvironmental,Inc <br />