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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> . MONITORING WELL FIELD LOG 2002 <br /> ...................... <br /> SAMPLE LOCATION/MW - 12 DATE: 2/21/2002 <br /> PROJECT NAME: DELMONTE-STOCKTON. ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 110 FILBERT SAMPLE TIME: 10:20 <br /> CITY,STATE: STOCKTON,CA . SAMPLE CONTAINERS: 4 V,O.A.'S <br /> SITE CONTACT: PRESERVATIVES: HCL <br /> CONSULTANT: KLEINFELDER LAB.ANALYSIS BY: BSK LABS <br /> ... ... .......................... ..................................... ... <br /> PROJECT MANAGER: TONY MARTIN MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA. : 2" / 0.1632 <br /> SAMPLE MEDI GROUNDWATER P.I.D.READING/ODOR: N/A NONE <br /> TOP OF CASING ETAlION: MSL COLOR: LIGHT BROWN TO CLEAR <br /> DEPTH TO WATER; feet.l00th's 50.24 FEET CALC.PURGE VOL.: 6.83 GAL. <br /> DEPTH OF WELL: feet.100th's 92.10 FEET TOTAL VOLUME PURGED: 21 GAL. <br /> STANDING WATER COLUMN: 41.86 FEET DEPTH OF PUMP: N/A FEET <br /> FIELD PARAMETERS <br /> ........................ ... ....... . <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.) (GPMILPM) (units) (MsMII05) (Celsius) (Mvolts) (PPM) (N.T.U.) <br /> 0 N/A 1 GPM 7.14 715 19.2 66 N/A LT. $RN. <br /> 7 " " 7.09 773 19 67 it " <br /> 14 " " 7.10 760 19.1 66 " " <br /> 21 T, 7.12 768 19.1 64 CLEAR <br /> I <br /> i <br /> i <br /> . PURGE METHOD: DEDICATED AERRA PUMP. <br /> WT <br /> SAMPLE METHOD: DEDICATED WATERRA PUMP. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 58.33' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS- <br /> WEATHER: CLEAR SKIES. WIND: <br /> UALITY CONTROL: ALL PURGING E UIPMENT AND 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.3560 FLOWCELL Y.S.T.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER TIIERMODME 580B P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> i <br />