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E3 r _ DEL-TECH GEOTECHNICAL SUPPORT SERVICES MONITORING WELL FIELD LOG 2005 1 SAMPLE LOCATION/MW- 10 DATE: 3/17/2005 PROJECT NAME: CUTTER LUMBER ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY ADDRESS: 3430 S.EL DORADO SAMPLE TIME: 11:36 1 CITY,STATE: STOCKTON.CALIF. SAMPLE CONTAINERS: 2 V.O.A.'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 CASING DIA. : 2" 1 0.1632 ' SAMPLE MEDIA: GROUNDWATER P.I.D.READING I ODOR: NIA NONE TOP OF CASING ELEVATION: MSL COLOR: LIGHT GREY DEPTH TO WATER: (feet.100th's) 32.04 FEET CALC.PURGE VOL.: 2.12 GAL. DEPTH OF WELL: (feet.l00th's) 45.02 FEET TOTAL VOLUME PURGED: 6.36 GAL. ' STANDING WATER COLUMN: 12.98 FEET DEPTH OF PUMP: 44 FEET . FIELD PARAMETERS TIME CUMULATIVE DRAW PUMPING pH E.C. TEMP. O.R.P. DISSOLVED TURBIDITY CASING VOLUME DOWN RATE OXYGEN COLOR PER PURGE (D.T.WJ (GPNIILPM) (units) (USMHOS) (Celsius) (Mvolts) (PPM) (N.T.U.) 0 NIA .5 GPM 11.58 1536 19,9 -27.0 1.29 LT.GREY 2.12 11.50 1454 19.9 -19.3 0.51 " ' 4.24 11.56 1431 19.9 -12.2 0.46 " 6.36 " " 11.58 1413 20.0 -10.7 0.41 " PURGE METHOD: DEDICATED WATERRA PUMP, SAMPLE METHOD: DEDICATED WATERRA PUMP. D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 32.20' WELL INTEGRITY: CAP&SEAL ARE SECURE, AMERICAN LOCK INSTALLED. WELL LOCATION: SEE SITE MAP. REMARKS: WEATHER: COLDIRAIN WIND: NW5 QUALITY CONTROL: ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE FIELD WITH A STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. ' CONTAINMENT: D.O.T. 1755 GAL.STEEL DRUMOR 60 GAL,POLYDRUM. INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER ' SOLINIST SLOPE METER THERMODINE 580B P.I.D. KECK INTERFACE METER TURBIDITY METER