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V ' DEL-TECH GEOTECHNICAL SUPPORT SERVICES MONITORING WELL FIELD LOG 2003 �- SAMPLE LOCATION/MW 3 DATE: 12/9/2003 PROJECT NAME: ESCALON/FORMER AMIPM ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY ADDRESS: 1305 ESCALON AVENUE SAMPLE TIME: 11:17 CITY,STATE: ESCALON,CA SAMPLE CONTAINERS: 4 V.O.A.'S SITE CONTACT: PRESERVATIVES: HCL CONSULTANT: GEOLOGICAL TECHNICS LAB.ANALYSIS BY: SHERWOOD LABS, PROJECT MANAGER ERIC PRICE MONUMENT: FLUSH SAMPLER: DEL-TECH WELL CASING MATERIAL PVC SIGNED: a WELL CASING DIA. : 2" / 0.1632 SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR: N/A NONE TOP OF CASING ELEVATION- MSL COLOR: BROWN TO CLEAR DEPTH TO WATER: (feet.100th's) 64.85 FEET CALC.PURGE VOL.: 1.93 GAL. DEPTH OF WELL: (feet.100th's) 76.68 FEET TOTAL VOLUME PURGED: 5.79 GAL. STANDING WATER COLUMN: 11.83 FEET DEPTH OF PUMP: 73 FEET », FIELD PARAMETERS TIME CUMULATIVE DRAW PUMPING pH E.C. TEMP. O.R.P. DISSOLVED TURBIDITY CASING VOLUME DOWN RATE OXYGEN COLOR PERPURGE (D.T.W.) (GPM/LPM) (units) (U1nMHOS) (Celsius) (Mvolts) (PPM) (N.T.U.) 0 N/A .5 GPM 7.27 757 18.6 102.6 3.77 BROWN 1.93 7.24 760 18.5 105 3.78 " 3.86 7.24 763 18.9 110 3.44 " 5.79 7.20 766 18.9 112 3.37 CLEAR Y� ,r PURGE METHOD: DEDICATED WATERRA PUMP. SAMPLE METHOD: DEDICATED WATERRA PUMP. D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 67.50' WELL INTEGRITY: CAP&SEAL ARE SECURE. WELL LOCATION: SEE SITE MAP. REMARKS: ... WEATHER: CLEAR&HOT SKIES. WIND: NONE QUALITY CONTROL: ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE FIELD WITH A 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 THERMODINE 580B P.I.D. KECK INTERFACE METER TURBIDITY METER �r V