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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2004/GLOBAL LD. # T0607700605 <br /> SAMPLE LOCATION 1 MW 3 DATE: 12/16/2004 <br /> PROJECT NAME: OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE C OF C <br /> ADDRESS: 300 S.CALIFORNIA STREET SAMPLE TIME: 12:35 <br /> CITY,STATE: STOCKTON CA. SAMPLE CONTAINERS: 4 V.O.A.'s <br /> SITE CONTACT: NONE PRESERVATIVES: HCL <br /> CONSULTANT: FOOTHILL ENG. LAB.ANALYSIS BY: SHERWOOD LABS <br /> y <br /> PROJECT MANAGER ERV/MIKE MONUMENT: FLUSH <br /> SAMPLER: DEI.-TECH/DON LIGHT WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA..: 2" / 0.1632 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR: N/A MUSTY <br /> TOP OF CASING ELEVATION: MSL COLOR: GREY <br /> DEPTH TO WATER: feet.100th's 34.51 FEET CALC.PURGE VOL.: 3.82 GAL. <br /> DEPTH OF WELL: feet100th's 57.90 FEET TOTAL VOLUME PURGED: 11.45 GAL. <br /> STANDING WATER COLUMN: 23.39 FEET DEPTH OF PUMP: 56 FEET <br /> FIELD PARAMETERS <br /> A <br /> , <br /> TIME CUMULATIVE DRAW PUMPING pH E.C. TEMP. O.R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE D.T.W. (GPM/LPM) (units) (UMHOS) Celsius Mvelts) (PPM) N.T.U.) <br /> 0 N/A .3 GPM 7.66 1967 20.5 1 -139 0.98 GREY <br /> 3.82 7.52 2000 21.4 -130 0.57 " <br /> 7.63 7.53 2020 21.4 -122 0.55 " <br /> 11.45 7.50 2023 21.6 -117 0.49 " <br /> r <br /> Pu E METHOD: DEDICATED WATERRA PUMP. <br /> SAMPLE METHOD: DEDICATED WATFRRA PUMP. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 37.54' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: <br /> REMARKS: <br /> WEATHER: COLD/OVERCAST. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.O.T. 17 55 GAL.STEEL DRUM OR 60 GAL.POLYDRUM. <br /> INSTRUMENTATION: Y.S.I.556 MULTIPROBE SYSTEM Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580E P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br />