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I <br /> r i <br /> DEL-TECH GEOTECH ICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2004/GLOBAL I.D. # T0607700605 <br /> SAMPLE LOCATION/EW- 1 DATE: 12/162004 <br /> PROJECT NAME: OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE C OF C <br /> ADDRESS: 300 S.CALIFORNIA STREET SAMPLE TIME: 18:15 <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 /> e. <br /> PROJECT MANAGER ERV MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH/DON LIGHT WELL CASING MATERIAL PVC <br /> SIGNED: 'S� WELL CASING DIA. : 2" / 1.456 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR: NIA FUEL <br /> TOP OF CASING ELEVATION: MSL COLOR: GREY TO CLEAR <br /> DEPTH TO WATER: feet.lOOt6's 34.46 FEET CALC.PURGE VOL.: 37.19 GAL. <br /> DEPTH OF WELL: feet.100t6's 60.00 FEET TOTAL VOLUME PURGED: 111.56 GAL. <br /> STANDING WATER COLUMN: 25.54 FEET DEPTH OF PUMP: 58 FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E.C. TEMP. O.RP. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE D.T.W. (GPMALPM) units (UMHOS) (Celsius) (Mvolts) (PPM) (N.T.U.) <br /> 0 N/A I GPM 7.37 1584 20.6 -246 0.29 GREY <br /> 37.19 7.32 1575 20.9 -222 0.30 CLEAR <br /> 74.37 7.29 1577 20,7 -205 0.27 " <br /> 111.56 7.25 1579 20.7 -200 0.24 " <br /> PURGE METHOD- DEDICATED WATERRA PUMP. <br /> SAMPLE METHOD: DEDICATED WATERRA PUMP. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 36.10' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. LOCK INSTALLED. <br /> WELL LOCATION: <br /> REMARKS: <br /> WEATHER: COLD/OVERCAST. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQUIPMENT AND SAMPLING E UIPMENT 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.1,DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 5808 P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> • <br />