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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 1998 <br /> SAMPLE LOCATION 1 MW - 5 DATE: 7122198 <br /> PROJECT NAME: DELMONTE-STOCKTON ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 110 FILBERT SAMPLE TIME: 14:38 <br /> CITY STATE: STOCKTON,CALIF. SAMPLE CONTAINERS: 4 V.O.A.'s/1 BLANK <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: WELL CASING DIA.: 2" / 0.1632 <br /> SAMPLE ME GROUNDWATER P.I.D.READING/ODOR: NIA NONE <br /> TOP OF CASING E VATION: MSL COLOR: LT.BRN.TO CLEAR <br /> DEPTH TO WATER: feet.100th's 47.70 FEET CALC.PURGE VOL.: 6.714048 GAL. <br /> DEPTH OF WELL: feeL 100th's) 88.84 FEET TOTAL VOLUME PURGED: 21 GAL. <br /> STANDING WATER COLUMN: 41.14 FEET DEPTH OF PUMP: 83 FEET <br /> FIELD PARAMETERS <br /> ... .. .. :... ..- : . i: . `:' ... ... :. . . <br /> - .7771 <br /> TIME CASING DRAW PUMPING pH E.C. TEMP. O.R.P. DISSOLVE TURBIDFI'Y <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D.T.W.) (GPM LPM) (units) (UsM E[M (Cdd—) (Ml-Its) (PPM) (N T.U.) <br /> 0 NIA 1.5 GPM 7.35 879 22.1 -9 N/A LT.BRN. <br /> 7 It <br /> it 7.24 821 21.3 -9 CLEAR <br /> 14 It <br /> " 7.31 814 21.2 -7 " <br /> 21 It <br /> 7.30 809 21.2 -6 " <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: 49.35' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SPE SITE MAP. <br /> REMARKS: <br /> WEATHER: CLEARSKIES WIND: NW5 <br /> UALTTY CONTROL: ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCL.EAMER do ALCONOX SOAP. NEW NIl RILE 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 MEPFit <br /> SOLINTSi'SLOPE MLI`ER THERMODINE.580B P.I.D. <br /> ( KECK Dn=ACE METER TURBIDITY METER <br /> a <br />