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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003 <br /> W. <br /> SAMPLE LOCATION MW 3 DATE: 4/18/2003 <br /> -7 7 <br /> 17 1. <br /> _PROJECT NAME: SINCLAIR TRUCKING ANALYSIS PERFORMED. SEE CHAIN OF CUSTODY <br /> ADDRESS: 3780 W.LINNE ROAD. SAMPLE TEWE: 8:26 <br /> CM.STATE: TRACY,CA. SAMPLE CONTAINERS: 4 V.O.A.'S <br /> SITE CONTACT: I PRESERVATIVES- HCL&TSP <br /> CONSULTANT: GEOLOGICAL TECHNICS,INC. LAB.ANALYSIS BY: SHERWOOD LAB. <br /> PROJECT MANAGER ERIC PRICE MONUMENT: FLUSH_ <br /> SAMPLER: DEL-TECH WELL CA-SING MATERIAL PVC <br /> SIGNED: WELL CASING DIA. . 2" 0.1632 <br /> SAMPLE MEDIA.'3 J'N GROUNDWATER P.I.D.READING/ODOR: N/A NONE <br /> TOP OF CASING ELENrATION: MSL COLOR- BROWN TO CLEAR <br /> DEPTH TO WATER: (feetlOOth's) 12.33 FEEL' CALC.PURGE VZ7L-- 1.36 GAL. <br /> DEPTH OF WELL: (feet.100th's) 20.68 FEET TOTAL VOLUME PURGED: 4.5 GAL, <br /> STANDING WATER COLUMN: 8.35 FEET DEPTH OF PUMP: NIA FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E. C. TEMP. O.R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PERPURGE (D.T.W.) (GPMtLPM) (units) (UsMHOS) (Celsius) (mvolts) (ppm) (N.T-U.) <br /> 0 N/A .5 GPM 7.67 2081 19.6 90.5 1.74 BROWN <br /> 1.5 7,58 2036 19.9 94.7 0.68 CLEAR <br /> 3 7.60 2130 20.3 81.7 0.41 <br /> 4.5 7.61 1965 20.2 61.9 0.39 <br /> ' PURGE 7 7 <br /> E.i <br /> METHOD: DEDJCATEDWATERRA PUMP. <br /> SAMPLE METHOD: DEDICATED TATTERR A PUMP. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 14.28' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. AMERICAN LOCK IS INSTALLED. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: <br /> WEATHER; CLEAR WIND: NONE <br /> QUALITY CONTROL: ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH STEAMCLEANER&ALCONOX SOAP, NEW NITRILE GLOVES. <br /> CONTAINMENF: D.O.T. 17 55 GAL,STEEL DRUM OR 60 GAL POLY DR UM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWC12LL Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE NIETF-R THERMODINE 590B PlD. <br /> KECK INTERFACE IVISTER —TURBIDITY METER <br />