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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 1998 <br /> SAMPLE LOCATION/MW- 8D DATE: 7/22/98 <br /> PROJECT NAME. DELMONTE-STOCKTON ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 110 FILBERT SAMPLE TIME: 18:40 <br /> CITY STATE: STOCKTON,CALIF. SAMPLE CONTAINERS: 4 V.O.A.'s I 1 BLANK <br /> SITE CONTACT: RICHARD FISH PRESERVATIVES: HCL <br /> CONSULTANT: DELMONTE LAB.ANALYSIS BY: BSK/WEST LABS <br /> 77 <br /> .. .. <br /> PROJECT MANAGER RICHARD FISH MONUMENT: FLUSH ' <br /> SAMPLER: DEGTECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA.: 4" / 0.6528 <br /> SAMPLE ME GROUNDWATER P.I.D.READING/ODOR: N/A NONE <br /> TOP OF CASING E ATION: MSL COLOR: CLEAR TO LT.BROWN <br /> DEPTH TO WATER: feet.100th's) 48.01 FEET CALL.PURGE VOL.: 60.064128 GAL. <br /> DEPTH OF WELL: feeL100th'S) 140.02 FEET TOTAL VOLUME PURGED: 181.5 GAL. <br /> STANDING WATER COLUMN: 92.01 FEET DEPTH OF PUMP: 130 FEET <br /> FIELD PARAMETERS <br /> __ - - - _ - . .;.0 - - - - - . <br /> TIME CASING DRAW PUMPING pH E.C. TEMP. O.R.P. [OXYGEN <br /> LSSOLVE TURBIDITY <br /> VOLUME DOWN RATE COLOR <br /> PER PURGE (D.T.W.) (GPMILM (units) (UsMHbS) (CeW—) (Mvolts) (PPM) (NT.U.) <br /> 0 N/A 2.5 GPM 7.81 394 21.5 -35 N/A CLEAR <br /> 60.5 " 7.65 397 20.7 -44 " <br /> 121 7.48 - 386 20.8 -44 " <br /> 181.5 7.73 378 20.5 -41 " <br /> PURGE METHOD: 2"GRUNDFOS SUBMERSMLE PUMP <br /> SAMPLE METHOD: P STAPILESS STEEL BAM ER W/STAINLESS STffi.WIRE LINE <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 54.4T <br /> WELL INTEGRITY: CAP 8t SEAL ARE SECURE. <br /> WELL LOCATION: SFE SITE MAP. <br /> REMARKS: <br /> WEATHER: CLEAR SKIES WIND: NW5 <br /> _QUALITY CONTROL: ALL PURGING E ULPMENT AND SAMPLING EQUIPMENT WAS CLFANED IN THE <br /> FIELD WITHA STEAMCLE4NER&ALCONO%SOAP. NEW NITRILE GLOVES <br /> CONTAINMENT: D.O.T.1755 GAL STEEL DRUM OR 60 GAL POLYDRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWrRl T Y.S.I.DISSOLVED OXYGEN METER <br /> SOLWIST SLOPE METER THERMODINE 580B P.I.D. <br /> KBCK IIYTFRFACE METER Tt1RBIDTTY METER <br /> a <br />