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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 1998 <br /> SAMPLE LOCATION 1 MW - 5 DATE: 3/18198 <br /> PROJECT NAME: C&B EQUIPMENT. ANALYSIS PERFORMED: TPH-G,B.T.E.X.,MTBE <br /> =' ADDRESS: 7474 WEST 11TH ST. SAMPLE TIME: 15:40 <br /> CITY,STATE: TRACY,CA, SAMPLE CONTAINERS: 2 VOA'S& 1 BLANK <br /> SITE CONTACT: FRANK COEHLO PRESERVATIVES: HCL <br /> - -) CONSULTANT: GEOLOGICAL TECHNICS LAB.ANALYSIS BY: SHERWOOD/WEST <br /> PROJECT MANAGER NM<B I RAY MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA.: 2" 1 0.1632 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR: N/A NONE <br /> TOP OF CASING ELEVATION: MSL COLOR: LT.BROWN TO CLEAR <br /> DEPTH TO WATER: (feet.lOOth's) 6.47 FEET CALC.PURGE VOL.: 2.273376 GAL. <br /> DEPTH OF WELL: (feet.100th's) 20.40 FEET TOTAL VOLUME PURGED: 7.5 GAL. <br /> STANDING WATER COLUMN: 13.93 FEET DEPTH OF PUMP: NIA FEET <br /> FIELD PARAMETERS <br /> . <br /> TIME CALCULATM ' DRAW PUMPING pFI E.C. TEMP. O.R.P. DISSOLVE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> ';`d PERPURGE (D.T.W.) (GPM/LPM) (units) Q&MIHOS) (Celsius) (Mvolts) (PPM) (N.T.U.) <br /> 15:22 0 NIA Z GPM 7.54 2.79 19.3 65 NIA LT.BAN. <br /> 15:24 2.5 7.50 2.83 19.4 23 CLEAR <br /> 15:26 5 7.42 2.83 19.3 16 " <br /> 15:28 7.5 7.1 7.43 2.84 19.3 13 " <br /> PURGE METHOD: CENTRIFUGAL PIMP. <br /> SAMPLE METHOD: 3'STAINLESS STffi.BAILER W/STAINLESS STEEL WIRE LINE <br /> > D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 6.55' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. AMERICAN LOCI{INSTALLED. <br /> WELL LOCATION: SIE SFfE MAP. E <br /> REMARKS: <br /> WEATHER: OVERCAST SKIES. WIND: CALM <br /> QUALITY CONTROL: ALL PURGING EQ UIPMENT AND SAMPLING EQ UIPMENT WAS CLEANED IN THE <br /> i FIELD Wf M A STFAMCLFANER do ALCONOX SOAP. NEW NnWLE GLOVES. F <br /> CONTAINMENT: D.O.T. 1755 GAL.STEEL DRUM OR 60 GAL POLYDRUM. <br /> INSTRUMENTATION: Y.SI.3560 FLOWCEI.L Y.S.I.DISSOLVED OXYGEN ME ER i <br /> SOI.INLSI'SLOPE METER THE"RMODINE 5808 P.I.D. F <br /> ;:r;', KBM INCDiFACE MEIER TME)r'Y lvwm <br />