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DEL-TECH GEOTECHNICAL SUPPORT SERVICES MONITORING WELL FIELD LOU 2005 SAMPLE LOCATION!MW- 8B DATE: 6/14/2005 ' PROJECT NAME: CUTTER LUMBER ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY ADDRESS: 3430 S.ELDORADO SAMPLE TIME: 11:01 CITY,STATE: STOCKTON,CALIF. SAMPLE CONTAINERS. 2 VOA'S ' SITE CONTACT: PRESERVATIVES: HCL CONSULTANT: GEO-PHASE ENVIRONMENTAL LAB.ANALYSIS BY: SHERWOOD PROJECT MANAGER: STEVE LANKFORD MONUMENT: FLUSH SAMPLER: DEL-TECH/DON LIGHT WELL CASING MATERIAL PVC SIGNED: WELL CASINGDIA. : 2" / 0.1632 SAMPLE MEDIA: GROUNDWATER P.I.D.READING 1 ODOR: NIA LIGHT FUEL ' TOP OF CASING ELEVATION: MSL COLOR: LIGHT GREY DEPTH TO WATER: (feet.100th's) 30.81 FEET CALC.PURGE VOL.: 2.43 GAL. DEPTH OF WELL: (feet.100th's) 45.73 FEET TOTAL VOLUME PURGED: 7.30 GAL. ' STANDING WATER COLUMN: 14.92 FEET DEPTH OF PUMP: 45 FEET FIELD PARAMETERS ' TIME CUMULATIVE DRAW SUBMERSI pH E. C. TEMP. O.R.P. DISSOLVED TURBIDITY CASV G VOLUME DOWN RATE OXYGEN COLOR ' PERPURGE (D.TIW.) (GENUPW (units) (UsMHOS) (Celsius) (Mvolts) (PPM) (N.T.U.) 0 NIA .5 GPM 6.84 1910 21.1 -82.6 0.38 LT.GREY 2.43 " 6.81 1900 21.2 -85.1 0.59 " 4.87 " 116.80 1883 20.9 -86.4 0.69 " ' 7.30 6.78 1878 20.8 -87.6 0.53 ' PURGE METHOD: DEDICATED WATERRA PUMP. SAMPLE METHOD: DEDICATED WATERRA PUMP. D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 31.59' '"'ELL INTEGRITY: CAP&SEAL ARE SECURE. AMERICAN LOCK INSTALLED. WELL LOCATION: SEF,SITE MAP. REMARKS: ' WEATHER: CLEAR/HOT WIND: NW5 QUALITY CONTROL: ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT W.4S CLEANED IN THE FIELD WITHA STEAMCLEANER&ALCONOX SOAP. NEW NITRILE CLOVES. ' CONTAINMENT: D.O.T. 17.55 GAL.STEEL DRUM OR 60 GAL.POLYDRUM. INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER SOLINIST SLOPE METER MERMODINE 580B P.I.D. KECKINTERFACE METER TURBIDITY METER I