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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 1998 <br /> SAMPLE LOCATION/MW - 3 DATE: 3/31/98 <br /> PROJECT NAME: INDEPENDENT TRUCKING. ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 1145 WEST CHARTER WAY SAMPLE TIME: 13:00 <br /> CITY STATE: STOCKTON,CA. SAMPLE CONTAINERS: 5 CONTAINERS& 1 B.B. <br /> SITE CONTACT: PRESERVATIVES: HCL <br /> CONSULTANT: HUNTER ,',ASSOCIATES LAB.ANALYSIS BY: SHERWOOD/WEST <br /> PROJECT MANAGER BILL HUNTER MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA.: 2" / 0.1632 <br /> SAMPLE MEDIA GROUNDWATER P.LD.READING/ODOR: 0 GAS <br /> TOP OF CASING ELEVATION: MSL COLOR: GREY TO CLEAR <br /> DEPTH TO WATER: [eet100[h's 12.84 FEET CALC.PURGE VOL.: 4.228512 GAL. <br /> DEPTH OF WELL: teet100[h's 38.75 FEET TOTAL VOLUME PURGED: 13.5 GAL. <br /> STANDING WATER COLUMN: 25.91 FEET DEPTH OF PUMP: 35 FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW ISUBMERS pH E.C. TEMP. O.R.P. DISSOLVE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PERPURGE (D.T.W.) (GPM/LPM) (uldu) (NUMHOS) (Cdeua) (Mvolu) (PPM) (N.T.U.) <br /> 0 N/A .5 GPM 7.85 664 19.5 1 -118 N/A GREY <br /> 4.5 7.88 672 19.9 -126 CLEAR <br /> 9 7.88 675 19.9 -122 " <br /> 13.5 7.86 678 19.3 -122 " <br /> PURGE METHOD: PURGER PUMP. <br /> SAMPLE METHOD: 1'STAINLESS STEEL BAILER W/STAINLESS STEEL.WIRE LINE <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 13.22' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SIE SITE MAP. <br /> REMARKS: <br /> WEATHER: OVERCAST SKIES. WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQ ULPMENT AND SAMPL VG EQ UIPMFNT WAS CLEANED W THE <br /> FIELD WNHA SPEAMCLEAND?&ALCONOX SOAP. NEWNITRILE GLOVES. <br /> CONTAINhIENT: D.O.T.1755 GAL STEEL DRUM OR 60 GAL POLYDRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINISC SLOPE MICER TIERMODINE 580B P.I.D. <br /> KECK WCERFACE MEIER TURBIDLY NMMM <br /> • <br />