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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003 GLOBAL I.D. #T0607700605 <br /> . ......... <br /> —SAMPLE�LOCATION MW 2 DATE: 3/28/2003 <br /> .. .... ............. ... <br /> m ........ <br /> .. . ... .. ... ............... <br /> ..... . .... .. .... .. .. <br /> PROJECT NAME: OLfVAREZ PROPERTY ANALYSIS PERFORMED: SEE C OF C <br /> ADDRESS: 300 S. CALIFORNIA STREET SAMPLE TIME: 8:30 <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 /> --L a <br /> PROJECT MANAGER IRVMONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA. : 2" / 0.1632 <br /> SAMPLE MED Ik-j GROUNDWATER P.I.D.READING/ODOR: N/A FUEL <br /> TOP OF CASING ELE6"7(TION: MSLCOLORBLACK TO LIGHT BLACK <br /> DEPTH TO WATER: (feetlOOth's) 32.27 FM CALC.PURGE VOL.: 4.26 GAL. <br /> T <br /> DEPTH OF WELL: (feet.100th's) 57,90 FEE TOTAL VOLUME PURGED: 13.5 GAL, <br /> STANDING WATER COLUMN: 25.63 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.) (GpAl(Lpm) ( ( <br /> (units) UMHOS)_ (Celsius) (Mvolts) (PPM) (N.T.U.) <br /> 0 N/A .5 GPM 7,33 1661 21.8 -153 0.48 BLACK <br /> 4.5 7.31 1661 21.9 -204 0.47 <br /> 9 7.37 1670 21.8 -224 0.49 <br /> 13.5 7.36 1670 21.9 -236 0.5 LT.BLK. <br /> ... ....... <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: 35.81' <br /> WELL INTEGRITY: NO CAP OR LOCK. <br /> WELL LOCATION: <br /> REMARKS: SHEEN <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.O.T. 17 55 GAL STEEL DRUM OR 60 GAL POLY DRUM. <br /> INSTRUMENTATION: Y.S.1.556MULTIPROBESYSTEM Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P.J.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT: WATER: SOIL: <br />