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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> r <br /> MONITORING WELL FIELD LOG 1998 <br /> SAMPLE LOCATION 1 MW - 7S DATE: 7/23/98 <br /> PROJECT NAME: DELMON E-STOCKTON ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 110 FILBERT SAMPLE TIME: 14:50 <br /> CITY STATE: STOCKTON,CALIF. SAMPLE CONTAINERS: 4 V.O.A.'s/1 BLANK <br /> SITE CONTACT: RICHARD FISH PRESERVATIVES: HCL <br /> CONSULTANT: DELMONTE LAB.ANALYSIS BY: BSK/WEST LABS <br /> PROJECT MANAGER RICHARD FISH MONUMENT: FLUSH <br /> SAMPLER: I 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 ELEVA ON: MSL COLOR. LT.BRN TO CLEAR <br /> DEPTH TO WATER feet.100th's 48.25 FEET CALC.PURGE VOL.: 6.702624 GAL. <br /> DEPTH OF WELL: feet.100th's 89.32 FEET TOTAL VOLUME PURGED: 21 GAL. <br /> STANDING WATER COLUMN: 41.07 FEET DEPTH OF PUMP: 84 FEET <br /> FIELD PARAMETERS <br /> i TIME CASING DRAW PUMPING pH E.C. TEMP. O.R.P. ISSOLVEE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PERPURGE (D.T.W.) (GPMILPM) (units) (USMHOS) (Celsius) [Mvolis) (PPM) (N.T.U.) <br /> 0 N/A 1.5 GPM 7.58 727 22.2 -12 N/A LT.BRN <br /> 6.5 7.66 748 21.4 -8 CLEAR <br /> 13 7.67 720 21.2 0 " <br /> 19.5 7.67 721 21.3 0 " <br /> PURGE METHOD: 2"GRUNDFOS SUBMERSIBLE PUMP <br /> SAMPLE METHOD: F STAINLESS STI3EI.BAILER WI STAINLESS STFII,WIRE LINE <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 48.56' <br /> WELL INTEGRITY: CAP A SEAT.ARE SECURE. <br /> WELL LOCATION: SFE SITE MAP. <br /> REMARKS: <br /> WEA'T'HER: CLEARSKIBS WIND: NW5 <br /> UALITY CONTROL: ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD W=A STEAMCLEANER&ALCONOX SOAP. NEW NIT RILE GLOVES. <br /> CONTAINMENT: D.O.T. 17 55 GAL.STEEL DRUM OR 60 GAL.POLY DRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN MEI ER <br /> SOLI IST SLOPE METER THERMODINE 580B P.I.D. <br /> KECK INTERFACE METER TURSIDrTY METER <br /> ,r <br />