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A <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003/GLOBAL I.D. #T0607700605 <br /> SAMPLE LOCATION/EW - DATE: 3/28/2003 <br /> PROJECT NAME: OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE C OF C <br /> ADDRESS: 300 S. CALIFORNIA STREET SAMPLE TIME: 14:04 <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 /> smimmims <br /> PROJECT MANAGER IRV MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA. : 2" / 1.456 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D. READING/ODOR: N/A LT.FUEL <br /> TOP OF CASING ELEV ION: MSL COLOR: BLACK TO LIGHT BLACK <br /> DEPTH TO WATER: (feet.100th'S) 32.15 FEET CALC.PURGE VOL.: 40.55 GAL. <br /> DEPTH OF WELL: (feet.100th's) 60.00 FEET TOTAL VOLUME PURGED: 123 GAL. <br /> STANDING WATER COLUMN: 27.85 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.) (GPM/L.PM) (units) (UMHOS) (Celsius) (Mvolts) <br /> 0 NIA 10 GPM 7.55 1890 20.9 -195 0.45 BLACK <br /> 41 7.58 1943 20.7 75 0.31 LT. BLK. <br /> 82 7.60 1955 20.7 -229 0.28 " <br /> 123 7.62 1957 20.5 -234 0.22 " <br /> .. <br /> PURGE METHOD: DEDICATED WATERRA PUMP. <br /> SAMPLE METHOD: DEDICATED WATERRA PUMP. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 36.18' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. NEW LOCK INSTALLED.. <br /> WELL LOCATION: <br /> REMARKS: POOR RECHARGE. <br /> WEATHER: CLEAR SKIES. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQUIPMENTAND SAMPLING EQ UIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES <br /> CONTAINMENT: D.O.T. 1755 GAL.STEEL DRUM 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 />