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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 1998 <br /> . ....... . . . . . <br /> SAMPLE LOCATION 1 MW - 8S DATE: 5120198 <br /> YY <br /> PROJECT NAME: DELMONTE-STOCKTON ANALYSIS PERFORMED: T.B.A. <br /> ADDRESS: 110 FILBERT SAMPLE TIME: 11:58 <br /> CITY STATE: STOCKTON,CALIF. SAMPLE CONTAINERS: 3 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: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: ljv WELL CASING DIA. : 4" / 0.6528 <br /> SAMPLE MED GROUNDWATER P.I.D.READING/ODOR: N/A NONE <br /> TOP OF CASING ELEVATION! MSLCOLOR: BROWN TO CLEAR <br /> DEPTH TO WATER: (fteL100th's) 48.97 FEET CALC.PURGE VOL.: 23.53344 GAL. <br /> DEPTH OF WELL: feeL100th's 85.02 FEET TOTAL VOLUME PURGED: 72 GAL. <br /> STANDING WATER COLUMN: 36.05 FEET DEPTH OF PUMP: 80 FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW SUBMERS pH E.C. TEMP. O.R.P. ISSOLVEE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D.T.W.) (GPMILPM) (units) (UsMIIIOS) (Celsius) (Myons) (PPM) (N.T.U.) <br /> 11:10 0 NIA 2 GPM 7.96 414 22.3 73 N/A BROWN <br /> 11:22 23 7.52 542 33 80 " <br /> 11:34 46 7.36 891 21.8 1 97 CLEAR <br /> 11:46 69 7.59 912 21.5 68 " <br /> PURGE METHOD: 2"GRUNDFOS SUBMERSIBLE PUMP <br /> SAMPLE METHOD: 1'STAINLESS STEEL BAILER W/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 STCE MAP. <br /> REMARKS: <br /> WEATHER: CLEAR SKIES WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER do ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.O.T. 17 55 GAL.STEEL DRUM OR 60 GAL,POLY DRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN MLgI'FR <br /> SOLINIST SLOPE M= THERMODWE 580E P.I.D. <br /> f KECK INTERFACE METER TURBIDITY lv=R <br />