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�I <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2002 <br /> SAMPLE LOCATION 1 MW 7S DATE: 2/21/2002 <br /> PROJECT NAME: DELMONTE-STOCKTON. ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 110 FILBERT SAMPLE TIME: 13:20 <br /> CITY,STATE: STOCKTON,CA . SAMPLE CONTAINERS: 4 V.O.A.'S <br /> SITE CONTACT: PRESERVATIVES: HCL <br /> CONSULTANT: KLEINFELDER LAB.ANALYSIS BY: BSK LABS <br /> PROJECT MANAGER: TONY MARTIN MONUMENT: FLUSH <br /> SAMPLER: A DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA. : 2" / 0.1632 <br /> SAMPLE MEDI : GROUNDWATER P.I.D. READING/ODOR: NIA NONE <br /> TOP OF CASING ELE ION: MSL COLOR: LIGHT BROWN CLEAR <br /> DEPTH TO WATER: feet.100th's 49.62 FEET CALC.PURGE VOL.: 6.48 GAL., <br /> DEPTH OF WELL: feet.100th's 89.32 FEET TOTAL VOLUME PURGED: 19.5 GAL. <br /> STANDING WATER COLUMN: 39.70 FEET DEPTH OF PUMP: 80 FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E.C. TEMP. O.R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D.T.W.) (GPMILPM) (units) (MsMHOS) (Celsius) (Mvolls) (PPM) (N.T.U.) <br /> 0 NIA 1 GPM 7.33 689 19.9 161 NIA LT. BRN. <br /> 6.5 117.42 674 20.9 119 " CLEAR <br /> 13 7.39 705 20.7 134 " <br /> 19.5 R 7.41 710 20.9 155 " <br /> PURGE METHOD: 2"GRUNDFOS STAINLESS STEEL SUBMERSIBLE PUMP. <br /> SAMPLE METHOD: DISPOSABLE T POLY BAILER. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 52.19' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: <br /> WEATHER: CLEAR SKIES. WIND: ; <br /> UALITY CONTROL: ALL PURGING E QUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. <br /> CONTAINMENT: D.0.T. 17 SS GAL.STEEL DRUM OR 60 GAL.POLY DR UM. <br /> INSTRUMENTATION: Y.S.Z.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 5808 P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br /> I <br />