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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> r <br /> MONITORING WELL FIEF LOG 1998 <br /> ;:: <br /> SAMPLE LOCATION I MW- NP1-90DATE: 817198 <br /> PROJECT NAME: DELMONT.,STOCKTON ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 110 FILBERT SAMPLE TIME: 9:20 <br /> CITY STATE: STOCKTON,CALIF. SAMPLE CONTAINERS: 4 V.O.A.'s <br /> SITE CONTACT: RICHARD FISH PRESERVATIVES: HCL <br /> CONSULTANT: DELMONTE LAB.ANALYSIS BY: SHERWOOD 1 BSK LABS <br /> PROJECT MANAGER RICHARD FISH MONUMENT: FLUSH <br /> SAMPLER: DELrTECH WELL CASING MATERIAL PVC <br /> SIGNED: ✓ WELL CASING DIA.: 1" / <br /> SAMPLE ME GROUNDWATER P.I.D.READING/ODOR: N/A GAS <br /> TOP OF CASING E VATION: MSL COLOR: LT.GREY TO CLEAR <br /> DEPTH TO WATER: deet.lWth's) 49.92 FEET CALC.PURGE VOL.: 3.5 GAL. <br /> DEPTH OF WELL: [eet.100th's 90.00 FEET TOTAL VOLUME PURGED: 10.5 GAL. <br /> STANDING WATER COLUMN: 40.08 FEET DEPTH OF PUMP: N/A FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW SUBMERSI pH E.C. TEMP. O.R.P. DISSOLVE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PERPURGE (D.T.W.) i (GPMVLPM) (.nits) (UaMHOS) (Celsius) (Mvolts) (PPM) (NT.U.) <br /> 0 N/A CHECK 7.22 845 21.9 -58 NIA LT.GREY <br /> 3.5 7.26 810 21.5 -62 1. " <br /> 7 " " 7.28 804 21.2 -66 " It <br /> 10.5 " " 7.28 806 21.1 -69 " of <br /> X. <br /> PURGE METHOD: CHECK BALL PUMP W/DEDICATED TUBING <br /> SAMPLE METHOD: CHECK BALL PUMP W/DEDICATED TUBING <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: N/A <br /> WELL INTEGRITY: CAP&SEAQ.ARE SECURE. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: <br /> WEATHER: CLEAR SKIES WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING E UIPMEN'AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WMA STEAMCLFANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAD0,4 iNT: D.O.T.]755 GAL.STEEL DRUM OR 60 GAL POLYDRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCE U, Y.S.I.DISSOLVED OXYGEN NE7M <br /> SOLMSC SLOPE ME IM THERRMODINE 580B P.I.D. <br /> KECK II nERFACE METER fURSIDrrY METER <br /> s <br />