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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 1998 <br /> SAMPLE LOCATION/ SVE-NORTH DATE: 5/29198 <br /> PROJECT NAME: DELMONTUSTOCKTON ANALYSIS PERFORMED: T.B.A, <br /> ADDRESS: 110 FILBERT SAMPLE TIME: 16:32 <br /> CITY STATE: STOCKTON,CALIF. SAMPLE CONTAINERS: 4'V.O.A.'s <br /> SITE CONTACT: RICHARD FISH PRESERVATIVES: HCL <br /> CONSULTANT: DELMONTE LAB.ANALYSIS BY: BSK/WEST LABS <br /> PROJECT MANAGER RICHARD FISH MONUMENT: NONE <br /> SAMPLER: DEL TECH WELL CASING MATERIAL PVC <br /> SIGNED: . WELL CASING DIA.: 2" / 0.1632 <br /> SAMPLE MED GROUNDWATER P.I.D.READING/ODOR: NIA GAS <br /> TOP OF CASING EL ATION: MSL COLOR: BROWN TO CLEAR <br /> DEPTH TO WATER: feet.100th's) 50.19 FEET CALC.PURGE VOL.: 4.000032 GAL. <br /> DEPTH OF WELL: feet.100th's 74.70 FEET TOTAL VOLUME PURGED: 12 GAL. <br /> STANDING WATER COLUMN: 24.51 FEET DEPTH OF PUMP: 69 FEET <br /> FIELD PARAMETERS <br /> ` TIME CASING DRAW SUBMERS pH E.C. TEMP. O.R.P. ISSOLVE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D.T.W.) (GPM/LPM) (units) (USMHOS) (Celsius) (Mvolts) (PPM) (N.T.U.) <br /> 16:20 0 N/A 1.5 GPM 7,04 1352 21.3 16 N/A LT.BRN. <br /> 16:23 4 It7.07 1350 21.5 9 LT.GREY <br /> 16:26 8 7.06 1356 21.7 8 CLEAR <br /> 16:29 12 It7.02 1358 21.5 15 " <br /> 1 <br /> PURGE METHOD: 2"GRUNDFOS SUBMERSIBLE PUMP <br /> SAMPLE METHOD: 1'STAINLESS STEEL BAILER WI STAINLESS STEEL WIRE LINE <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE, <br /> WELL LOCATION: SEE SITE MAP, <br /> REMARKS: <br /> WEATHER: CLEAR SKIES WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES, <br /> CONTAINMENT: D.O,T 1755 GAL.STEEL DRUM OR 60 GAL.POLY DRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.S.I,DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580E P.I.D. <br /> ( KECK INTERFACE METER TURBII)rrY METER <br /> l <br />