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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2004 <br /> SAMPLE LOCATION/MW- DATE. 10/14/2004 <br /> PROJECT NAME: SINCLAIR TRUCKING ANALYSIS PERFORMED. SEE CHAIN OF CUSTODY <br /> ADDRESS: 3780 W.LINNE ROAD. SAMPLE TIME: 17:57 <br /> CITY,STATE: TRACY,CA. SAMPLE CONTAINERS: 4 V.O.A.'S <br /> ' SITE CONTACT: DON SINCLAIR PRESERVATIVES: HCL <br /> CONSULTANT: GEOLOGICAL TECHNICS,INC. LAB.ANALYSIS BY: SHERWOOD LABS <br /> PROJECT MANAGER ERIC PRICE MONUMENT. FLUSH <br /> ' SAMPLER: DEL-TECH WELL CASING MATERIAL: PVC <br /> SIGNED: WELL CASING DIA.:" 2" / . 0.1632 <br /> SAMPLE MEDIA:' GROUNDWATER P.I.D.READING/ODOR: NIA FUEL TOP OF CASING ELEVATION: MSL COLOR: CLEAR <br /> DEPTH TO WATER: (feet.100th's) 12.10 FEET CALC.PURGE VOL.: 1.32 GAL, <br /> DEP'T'H OF WELL: (feet.100th's) 20.18 FEET TOTAL VOLUME PURGED: 3.96 GAL. <br /> ' STANDING WATER COLUMN 8.08 FEET DEPTH OF PUMP 20 FEET <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) (UsMHOS) (Celsius) (Mvoits) (PPM) (N.T.U.) <br /> ' 0 N/A .5 GPM 7.65 2155 -22.9 -16 0.32 CLEAR <br /> 1.32 7.88 2210 21.1 -19 0.37 " <br /> 2.64 7.92 2215 20.8 -22 0.35 " <br /> 3.96 " 7.99 2228 2 .6 -26 0.30 <br /> PURGE METHOD. CENTRIFUGAL PUMP. <br /> SAMPLE MIETHOD: DEDICATED TUBING. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 12.46' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. AMERICAN LOCK IS INSTALLED. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: DOMESTIC WELL <br /> PH 839 / E.C.933 / TEMP.21.40 / ORP-14 / CLEAR I NO ODOR <br /> WEATHER: CLEAR/HOT WIND: NONE <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.O,T. 17 55 GAL.STEEL DRUM OR 60 GAL POLY DRUM. —- <br /> INSTRUMENTATION: Y.Sd,3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER <br /> SOLMIST SLOPE METER THERMODINE 580B P.I.D. <br /> KECK INTERFACE METER TURB ID1TY METER <br /> #OF DRUMS ON SIGHT: WATER: 2 SOIL: 2 <br />