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4 <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES 1 <br /> MONITORING WELL FIELD LOG 2003 <br /> SAMPLE LOCATION/MW 106 DATE 1/3/2004 <br /> : <br /> PROJECT NAME: GEORGE'S SERVICE. ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 1600 DURHAM FERRY ROAD SAMPLE TIME: 8:39 <br /> CITY,STATE: TRACY,CA. SAMPLE CONTAINERS: 4 VOA'S <br /> SITE CONTACT- GEORGE&MAE PRESERVATIVES: HCL <br /> x CONSULTANT GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD LABS <br />+ PROJECT MANAGER ERIC PRICE MONUMENT: FLUSH <br /> SAMPLER: I DEL-TECH WELL CASING MATERIAL PVC <br /> j SIGNED: WELL CASING DIA. : 2" / 0.1632 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR: NIA NONE <br /> TOP OF CASING ELEVATION: MSL COLOR: BROWN <br /> DEPTH TO WATER: (feet.100th's) 12.85 FEET CALL.PURGE VOL.: 3.76 GAL. <br />�- DEPTH OF WELL: (feet.100th's) 35.88 FEET TOTAL VOLUME PURGED: 11.28 GAL. <br /> STANDING WATER COLUMN: 23.03 FEET DEPTH OF PUMP: 35 FEET <br /> f.r <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 /> PERPURGE (D.T.W.) (GPMJLPM) (units) (MsAlHOS) (Celsius) (Mvolts) (PPM) (N.T.U.) <br /> 0 NIA .5 GPM 8.16 1720 193 8.8 0.68 BROWN <br /> 3,75 7.97 1534 19 23.4 0.89 <br /> 7.52 DRY 8.01 1599 19.2 44.3 1.24 <br /> 11.28 8.11 1687 19.4 50 1.53 " <br /> h <br />�. PURGE METHOD. WATERRA PUMP. <br />! SAMPLE METHOD: WATERRA PUMP. <br /> i D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 22.53' <br />! WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: SLOW RECHARGE <br /> WEATHER: COLD/RAIN! WIND: NONE <br /> a QUALITY CONTROL: ALL PURGING EQUIPMENTAND SAMPLING EQ UIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP, NEW NITRILE GLOVES. <br /> i CONTAINMENT: D.0.T.17 55 GAL.STEEL DRUM OR 60 GAL,POLY DR UM. <br /> INSTRUMENTATION: Y.S.L 3560FLOWCELL Y.S.L DISSOLVED OXYGEN METER ` <br /> SOLINIST SLOPE Iv[i_.TER THERMODINE 580B P.I.D. <br /> KECK IA°EERFACE METER TURBIDITY METER <br /> i <br /> E- <br />