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EYE!L-mFE i DEL-TECH GEOTECHNICAL SUPPORT SERVICES MONITORING WELL FIELD LOG 2005 SAMPLE LOCATION/MW 3 DATE: 2/16/2005 PROJECT NAME: ESCALON/FORMER AM/PM ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY ADDRESS: 1305 ESCALON AVENUE SAMPLE TIME: 14:38 CITY,STATE: ESCALON,CA SAMPLE CONTAINERS: 2 V.O.A.'S SITE CONTACT: PRESERVATIVES: HCL CONSULTANT: GEOLOGICAL TECHNICS LAB.ANALYSIS BY: CLS LABS. 7.. s PROJECT MANAGER ERIC PRICE MONUMENT: FLUSH SAMPLER: DEL-TECH/DON LIGHT WELL CASING MATERIAL PVC SIGNED: WELL CASING DIA.: 2" / 0.1632 SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR: N/A NONE TOP OF CASING ELEVATION: MSLI COLOR: BROWN DEPTH TO WATER: (feet.100th's) 65.27 FEET CALC.PURGE VOL.: 1.86 GAL. DEPTH OF WELL: (feet.100th's) 76.68. FEET TOTAL VOLUME PURGED: 5.59 GAL. STANDING WATER COLUMN: 11.41 FEET I DEPTH OF PUMP: 75 FEET �..... 77777777777� ,. 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.W.) ((;PM/LPM) (units) (UmMHOS) (Celsius) (Mvolts) (PPM) 0 N/A .2 GPM 7.02 1 795 19.4 231 4.3 BROWN 1.86 " 7.02 802 .19.2 238 4.2 3.72 ff7.01 808 19.1 232 3.7 " 5.59 7.00 811 19.1 227 3.7 " PURGE METHOD: DEDICATED WATERRA TUBING/BY HAND. SAMPLE METHOD: DEDICATED WATERRA PUMP. D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 67.02' WELL INTEGRITY: CAP&SEAL ARE SECURE. WELL LOCATION: SEE SITE MAP. REMARKS: WEATHER: OVERCAST/RAIN WIND: NONE QUALITY CONTROL: ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE FIELD WITHA STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. 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 TIIERMODWE 580B P.I.D. KECK INTERFACE METER TURBIDITY METER