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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 1999 <br /> SAMPLE LOCATION/MW - 2 DATE: 211199 <br /> PROJECTNAME: VALLEY WHOLESALE DRUG. ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: FREMONT STREET SAMPLE TIME: 13:10 <br /> CITY,STATE: STOCKTON,CA. SAMPLE CONTAINERS: 2 VOA'S 1 1 BLANK <br /> SITE CONTACT: PRESERVATIVES: HCL <br /> CONSULTANT: HUNTER&ASSOCIATES LAB.ANALYSIS BY: SHERWOOD 1 WEST <br /> PROJECT MANAGER BILL HUNTER 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: 0 NONE <br /> TOP OF CASING ELEV ION: MSL COLOR: BROWN TO CLEAR <br /> DEPTH TO WATER: (feeL100th's) 8.09 FEET CALL.PURGE VOL.: 2.821728 GAL. <br /> DEPTH OF WELL: (feeL100th's) 25.38 FEET TOTAL VOLUME PURGED: 9 GAL, <br /> STANDING WATER COLUMN: 17.29 FEET DEPTH OF PUMP: TUBING FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW PUMPING pH E.C. TEMP. O.R.P. ISSOLVE TURBIDITY <br /> VOLUME DOWN RA'T'E OXYGEN COLOR <br /> PER PURGE (D.T.W.) (GPM/LPM) (units) (UmMHOS) (Ccwus) (Mvolts) (PPM) (N.T.U.) <br /> 0 NIA .5 GPM 7.43 1183 20.7 1 -20 NIA BROWN <br /> 3 7.43 155 20.8 -20 CLEAR <br /> — <br /> 7 7.43 1151 20.9 -24 " <br /> 10.5 7.43 1153 20.6 -24 " <br /> PURGE METHOD: CENTRIFUGAL PUMP. <br /> SAMPLE METHOD: 1'STAINLESS STffi.BAILER W/STAINLESS STEEL WIRE LINE <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 8.11' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SFE SITE MAP. <br /> REMARKS: <br /> WEATHER: OVERCAST SKIES. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.O.T. 1755 CAL STEEL DRUM OR 60 GAL POLY DRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> MAD i 1 1400i <br /> HUNI EH d, A6SOC <br />