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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2002 <br /> SAMPLE LOCATION I MW - 7D DATE: 2/21/2002 <br /> '.NT ..T��.�- : A <br /> PROJECT NAME: DELMANALYSIS PERFORMED: <br /> 0 E S OCKTON. A S SEE CHAIN OF CUSTODY <br /> ' ADDRESS: 110 FILBERT SAMPLE TIME: 14:25 <br /> CITY,STATE: STOCKTON,CA. SAMPLE CONTAINERS: 4 V.O.A.'S <br /> SITE CONTACT: I 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 MEDIA: GROUNDWATER P.I.D.READING/ODOR: NIA NONE <br /> TOP OF CASING ELE ION: MSL COLOR: LIGHT BROWN TO CLEAR <br /> DEPTH TO WATER: (feet.100th's) 49.57 FEET CALC.PURGE VOL.: 15.44 GAL, <br /> DEPTH OF WELL: (feet.100th's) 144.16 FEET TOTAL VOLUME PURGED: 48 GAL. <br /> STANDING WATER COLUMN: 94.59 FEET I DEPTH OF PUMP: 138 FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAWPUMPING pH E.C. TEMP. O.R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D.T.W.) (GPMILPM) (units) (MsMHOS) (Celsius) (M­Its) (PPM) (N.T.U.) <br /> 0 NIA 1 GPM 7.37 914 20 108 N/A LT. BRN. <br /> 16 " 7.33 949 20.1 76 CLEAR <br /> 32 It <br /> 7.37 950 20.1 76 " <br /> 48 r. 7.39 949 20.2 74 " <br /> 1 . <br /> PURGE METHOD: 2"GRUNDFOS STAINLESS STEEL SUBMERSIBLE PUMP <br /> SAMPLE METHOD: DISPOSABLE T POLY BAILER. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 53.88' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> i <br /> WELL LOCATION: SEE SITE MAP. I <br /> REMARKS: <br /> WEATHER: CLEAR SKIES. WIND: ' <br /> QUALITY CONTROL: ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED 1N THE <br /> FIELD WITH,4=4MCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.O.T. 17 5S GAL.STEEL DRUM OR 60 GAL.POLYDRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER <br /> S6LINiST SLOPE METER THERMODINE 580B P.I.D. <br /> I KECK IN'T'ERFACE METER TURBIDITY METER <br /> 1 <br />