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1 <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2003 <br /> SAMPLE LOCATION/MW- 4 DATE. 5/19/2003 <br /> ' PROJECT NAME: VALLEY WHOLESALE DRUG ANALYSIS PERFORMED. SEE CHAIN OF CUSTODY <br /> ADDRESS. FREMONT STREET SAMPLE TIME: 11:40 <br /> CITY,STA'T'E: STOCKTON,CA. SAMPLE CONTAINERS: 4 V.O.A.'S <br /> ' SITE CONTACT: PAUL SOUSA PRESERVATIVES: HCL&TSP <br /> CONSULTANT: GEOLOGICAL TECHNICS LAE.ANALYSIS BY: SHERWOOD LABS <br /> ' PROTECT MANAGER: ERIC PRICE r <br /> NUMENT: FLUSH <br /> SAMPLER: DEL-TECH LL CASING MATERIAL PVC <br /> SIGNED: LL CASING DIA.: 2" 1 0.1632 <br /> SAMPLE MEDIA GROUNDWATER D.READING/ODOR NIA NONE <br /> TOP OF CASING ELEVATION: MSLLOR: CLEAR <br /> DEPTH TO WATER: (feetlOOth'S) 8.74 FEET' LC.PURGE VOL.: 2.71 GAL. <br /> DEPTH OF WELL: (feetlOOth's) 25.34 FEETTAL VOLUME PURGED: 9 GAL. <br /> ' STANDING WATER COLUMN 16.60 FEETPTH OF PUMP NIA FEET <br /> FIELD PARAMETERS <br /> TIME C[IMULATrvE DRAW PUMPING pH E. C. TEMP. O.R.P. DISSOLVED TURBIDITY <br /> CASINGVOLI3ME DOWN RATE OXYGEN COLOR <br /> PERPURGE (D.T.W.) ((3PMLLP'M) (units) (I]MHOS) (Celsius) (Mvolts) (PPM) (N.T.TI) <br /> 0 NIA .5 GPM 7.66 880 20.6 42.3 0.41 CLEAR <br /> 3 7.62 913 20.4 44.4 0.57 " <br /> ' 6 „ 7.60 924 20.4 43.4 0.42 " <br /> 9 7.58 920 20,4 42 0,38 " <br /> PURGE METHOD. DEDICATED WATERRA PUMP. <br /> SAMPLE METHOD: DEDICATED TUBING. <br /> ' D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME; 9.54' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE,NO LOCK. <br /> WELL LOCATION: <br /> ' REMARKS: <br /> WEATHER: CLEAR SKIES, WIND: NW5 <br /> ' QUALITY CONTROL: ALL PURGLVG 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.POLYDRUM. <br /> INSTRUMENTATION: Y.S.I.3560FLOWC13LL Y.S.I.DISSOLVED OXYGEN ME= <br /> S OLINLST SLOPE METER THERMODINE 586B P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> ' #OF DRUMS ON SIGHT: WATER: SOIL: <br />