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1 <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> 1 MONITORING WEU FIELD LOG 1999 <br /> i <br /> i <br /> SAMPLE LOCATION/MW- 4 DATE: 91131'99 <br /> 1 PROJECF NAME: VALLEY SHOWCASE. ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS. FREMONT STREET' SAMPLE TIME: 16:11 <br /> 1 CITY STATE: STOCKTON.CA. SAMPLE CONTAINERS: 4 VOA'S/ 1 BLANK <br /> SITE CONTACT: PRESERVATIVES: HCL <br /> CONSULTANT: 7JW GEOSCIENCES LAB.ANALYSIS BY: SHERWOOD <br /> PROJECT MANAGER DAN DOTTAI 4 MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> 1 SIGNED: WELL CASING DIA.: 4" / 0.6528 <br /> SAMPLE MEDIA. GROUNDWATER P.I.D.READING/ODOR: NIA NONE <br /> TOP OF CASING ELE ON: MSL COLOR: CLEAR <br /> DEPTH TO WATER: feeL100th's) 9.75 FEEI CALC.PURGE VOL.: 10.21632 GAL. <br /> 1 DEPTH OF WELL: (feel 100th's) 25.40 FEET TOTAL VOLUME PURGED: 31.5 GAL. <br /> STANDING WATER COLUMN: 15.65 FEET DEPTH OF PUMP: TUBING FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW PUMPING pH E.C. TEMP. O.R.P. ISSOLVETURBIDITY <br /> 1 VOLUME DOWN RATE OXYGEN COLOR <br /> PERPURGE (D.T.W.) (GPM/I.PM) (units) (UmMHO9) (C Ww) (Mvolts) (PPM) (N.T.U.) <br /> 0 NIA 2 GPM 7.28 794 22.7 8 0.3 CLEAR <br /> 1 11.5 7.30 780 22.4 7 0.3 <br /> 23 7.30 779 22.4 4 0.3 <br /> 34.5 7.30 775 22.5 2 0.3 " <br /> 1 <br /> 1 PURGE METHOD: PURGER PUMP. <br /> SAMPLE METHOD: 1'STAINLESS STEEL BAII.ER W/STAINLESS STEEL.WIRE LINE <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 10.37' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> 1 WELL LOCATION: SEE SITE MAP. <br /> REMARKS: <br /> 1 WEATHER: CLEAR SKIES. WIND: NW5 <br /> UALTTY CONTROL: ALL PURGING EQ UIPMEN'AND SAMPLING EQ UIPMENT WAS CLEANED IN THE <br /> FIELD WITHA CLEANER do ALCONOX SOAP. NEW NTIRRILE GLOVES. <br /> 1 CONTAINMENT: D.O.T. IT 55 GAL STEEL DRUM OR 60 GAL POLY DRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.S.Y.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P.I.D. <br /> ' KECK INTERFACE ME= TURBIDITY METER <br /> s <br /> 1 <br />