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i E . DEL-TECH GEOTECHNICAL SUPPORT SERVICES 4 MONITORING WELL FIELD LOG 2000 SAMPLE LOCATION/MW- NPA 70 DATE: 11/16/00 PROJECT NAME: DELMONTE-STOCKTON. ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY ADDRESS: 110 FILBERT SAMPLE TIME: 13:00 CITY,STATE: STOCKTON,CA. SAMPLE CONTAINERS: 3 V.O.A.'S SITE CONTACT: PRESERVATIVES: HCL i CONSULTANT: -DELMONTE LAB.ANALYSIS BY: CHROMO LABS :...v...... :.:.::.:.::..:... ::._:::.:.:... :.J r.,':.r:.r::.......v:.:................ :.. ................. PROJECT MANAGER: RICHARD FISH MONUMENT: FLUSH SAMPLER: DEL-TECH WELL CASING MATERIAL PVC SIGNED: WELL CASING DIA. : 1" / SAMPLE MED GROUNDWATER P.I.D.READING/ODOR: NIA GAS TOP OF CASING ELEVATION: MSL COLOR: CLEAR DEPTH TO WATER: feet.1001h's 48.14 FEET CALC.PURGE VOL.: 0 GAL. DEPTH OF WELL: feet.l001h's 70.00 FEET TOTAL VOLUME PURGED: 6 GAL. STANDING WATER COLUMN: 21.86 FEET DEPTH OF PUMP NIA FEET :. f ..... FIELD PARAMETERS 1 r TIME cUMULAIWE DRAW PUMPING pH E.C. TEMP. O-P-P. DISSOLVED TURBIDITY CASING VOLUME DOWN RATE OXYGEN COLOR PER PURGE .T.W. (GPMA %O (sinks) (MsMHOS) (Celsius) (mvolts) (PPM) (N.T.If.) 0 NIA l GPM 6.66 1064 20.5 -36 N/A CLEAR ' 2 IN 116.70 1015 20.5 -15 " 4 6.59 1032 20.5 -45 " v 6 6.93 992 20.4 -56 " :.:.:..:::..::.:..:::::.::.....::::.:..r. :::.:...v..:..:. PURGE METHOD: DEDICATED WATERRA PUMP. SAMPLE METHOD: DEDICATED WATERRA PUMP. D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 49.69' WELL INTEGRITY: CAP&SEAL ARE SECURE. WELL LOCATION: SEE SITE MAP. REMARKS: WEATHER: CLEAR SKIES. WIND: QUALITY CONTROL: ALL PURGING E UIPMENT:ND SAMPLING EQUIPMENT WAS CLEANED IN THE FIELD WITHA STE9MCLE4NER&ALCONOX SOAP. NEW NITRILE GLOVES. CONTAINMENT: D.O.T.I7 55 GAL.STEEL DRUMOR 60 GAL.POLYDRUM. INSTRUMENTATION: Y.S,I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER SOLINIST SLOPE METER THERMODINE 580E P.I.D. KECK INTERFACE METER TURBIDITY METER