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DEL—TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003 <br /> ........................................ ..................................... ........ .... .......... .... ... .. ........ <br /> SAMPLE LOCATION/MW- 101 DATE: 3/7/2003 <br /> ................ ................ ....... ...................... <br /> ......... .. .. .............. .............. <br /> ......... ..... <br /> ............I.................. ....... <br /> . .... .. ....................... . <br /> .......................................................................... ..... <br /> PROJECT NAME: ESCALON/FORMER AM/PM ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 1350 ESCALON AVENUE SAMPLE TIME: 15:30 <br /> CITY,STATE: ESCALON,CA SAMPLE CONTAINERS: 4 V.Q.A.'S <br /> SITE CONTACT: PRESERVATIVES: - HCL/TSP <br /> CONSULTANT: GEOLOGICAL TECHNICS LAB.ANALYSIS BY: SHERWOOD LABS. <br /> ................................ ............. <br /> PROJECT MANAGER RAY&MIKE MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL: PVC <br /> SIGNED: WELL CASING DIA. : 211 / 0.1632 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR: N/A NONE <br /> TOP OF CASING ELEVATION: MSL COLOR: LIGHT BROWN <br /> low DEPTH TO WATER: (feet.100th's) 62.50 FEET CALC.PURGE VOL.: 3.83 GAL. <br /> DEPTH OF WELL: (feet.100th's) 85.95 FEET TOTAL VOLUME PURGED: 12 GAL. <br /> STANDING WATER COLUMN: 23.45 FEET DEPTH OF PUMP: N/A FEET <br /> ...........................I................ ...... ..... ...... <br /> ...........I... .... .. ............ .......... <br /> FIELD PARAMETERS <br /> ............ <br /> TUdE CUMULATIVE DRAW PUMPING 1 pH E.C. , TEMP.t O.R.P. DISSOLVED TURBIDITY <br /> IN <br /> CASGVOLUME DOWN RATE I OXYGEN COLOR <br /> PER PURGE (D.T.W.) (GPM/LPM (units) (UMMHOS) (Celsius) (Mvolts) (PPM) (N.T.U.) <br /> 0 N/A .5 GPM 7.33 549 19.5 47 N/A LT.BRNT. <br /> 4 to 11 7.35 552 19.4 49 of it <br /> 8 to 7.37 555 19.2 44 tt <br /> 12 7.37 559 19.2 41 <br /> ........................... <br /> ...................................................................I.......................................... .............. <br /> ....... . <br /> ........................................................... <br /> tow PURGE METHOD: DEDICATED WATERRA PUNT. <br /> SAMPLE METHOD: DEDICATED WATERRA PUMP. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 79.30' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: THIS WELL WAS RESAMPLED ON 3/07. <br /> THE SAMPLES COLLECTED ON 3/06 WERE BROKEN IN TRANSIT TO LAB. <br /> i.00w WEATHER: OVERCAST SKIES. WIND: NONE <br /> QUALITY CONTROL: ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED DV THE <br /> FIELD WITH ASTEAMCLEANER&ALC0N0XSOAP. NEW NITRILE GLOVES. <br /> 41" CONTAINMENT: D.O.T. 17 55 GAL.STEEL DRUM OR 60 GAL.POLYDRUM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER <br /> tootool' SOLMIST SLOPE METER THERMODINE 580B P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br />