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DEL—TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003/GLOBAL I.D. # T0607700605 <br /> SAMPLE LOCATION/MW 2R DATE: 6/25/2003 <br /> PROJECT NAME. ULNAR=PROPERTY ANALYSIS PERFORMED: SEE C OF C <br /> ADDRESS: 300 S.CALIFORNIA STREET SAMPLE TIME: 12:00 <br /> CITY STATE: STOCKTON,CA. SAMPLE CONTAINERS: HcL <br /> 4 V.O.A.'s <br /> SITE CONTACT: NONE PRESERVATIVES: SHESHERWOOD LABS <br /> CONSULTANT: FOOTHILL ENG. LAB.ANALYSIS BY: <br /> PROJECT MANAGER IRV MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA. : 2" / O.1b32 <br /> SAMPLE MED . GROUNDWATER P.I.D.READING/ODOR: NIA FUEL <br /> TOP OF CASING EL VT_ION: MSL COLOR: BLACK <br /> DEPTH TO WATER: (feetlOffth's) 31.95 FEET CALC.PURGE VOL.: 0.13 GAL. <br /> DEPTH OF WELL: (feet.I00th's) 32.77 FEET TOTAL VOLUME PURGED: 0.75 GAL. <br /> STANDING WATER COLUMN: 0.82 FEET DEPTH OF PUMP: TUBING FEET <br /> FIELD PARAMETERS <br /> TIME CUMUI,ATIvE DRAW PUMPING pH E.C. TEMP. O.R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PERPURGE (D.T.W.) (GPM/LPM) (units) (UMHOS) (Celsius) (Mvolts) (PPM) (N.T.U.) <br /> 0 .2 GPM 7.37 1674 21.9 -256 0.23 BLACK <br /> 0.5 7.39 1679 21.9 -266 0.21 <br /> 0.75 7.39 1685 21.7 -270 0.17 <br /> 1 " 7.42 1688 21.7 -274 0.15 LT.BLK. <br /> al <br /> PURGE METHOD: DEDICATED WATERRA PUMP. <br /> SAMPLE METHOD: DEDICATED WATERRA PUMP. <br /> D.T.W.AF'T'ER PURGE: D.T.W.AT SAMPLE TIME: 32.38' <br /> WELL INTEGRITY: NEW CAP&SEAL INSTALLED. <br /> WELL LOCATION: <br /> REMARKS: <br /> WEATHER: CLEAR SKIES. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.D.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 580B P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT: WATER: SOIL: <br />