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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003/GLOBAL I.D. # T0607700605 <br /> SAMPLE LOCATION/MW 1 R DATE: 6/25/2003 <br /> r <br /> OJECT NAME. OLIVARF7 PROPERTY ANALYSIS PERFORMED: SEE C OF C <br /> DDRESS: 300 S.CALIFORNIA STREET SAMPLE TIME: 13:21 <br /> ITY,STATE: STOCKTOKCA. SAMPLE CONTAINERS: 4 V.O.A.'s <br /> SITE CONTACT: NONE PRESERVATIVES: HCL <br /> CONSULTANT: FOOTHILL ENG. LAB.ANALYSIS BY: SHERWOOD LABS <br /> PROJECT MANAGER IRV MONUMENT: FLUSH <br /> SAMPLER. DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA. : 2" / 0.1632 <br /> SAMPLE MED GROUNDWATER P.I.D.READING/ODOR: NIA FUEL <br /> TOP OF CASING ELEVATION: MSL COLOR: BLACK <br /> DEPTH TO WATER: (feet I00th's) 32.06 FEET CALC.PURGE VOL.: 0.46 GAL. <br /> DEPTH OF WELL: (feet I00th's) 34.28 FEET TOTAL VOLUME PURGED: 1.5 GAL. <br /> STANDING WATER COLUMN: 2.22 FEET DEPTH OF PUMP: TUBING 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 /> PER PURGE (D.T.W.) (GPMlLPM) (units) (UMHOS) (Celsius) (MVolts) (PPM) (N.T.UJ <br /> 0 NIA .5 GPM 7.13 1673 24.9 -193.6 1.69 BLACK <br /> 0.5 7.15 1633 22.1 -188 0.53 <br /> 1 7.20 1640 22.2 -183 0.55 <br /> 15 " 7.22 1647 22.1 -186 0.57 <br /> PURGE METHOD: DEDICATED WATERRA PUMP: <br /> SAMPLE METHOD: DEDICATED WATERRA PUMP. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 33.16' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. NEW LOCK INSTALLED., <br /> WELL LOCATION: <br /> REMARKS: <br /> WEATHER: CLEAR SKIES. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQ UIPMENT 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 DR UM OR 60 GAL.POLY DRUM. <br /> INSTRUMENTATION: Y.S.I.556 MULTIPROBE SYSTEM Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P.I.D. <br /> • KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT: WATER: SOIL: <br />