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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 2005 <br />' SAMPLE LOCATION I MW- 17 DATE: 12115/2Q05 <br />' PROJECT NAME FRONTIER TRUCKING ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS LARCH ROAD SAMPLE TIME. 1140 <br /> CITY STATE TRACY CA SAMPLE CONTAINERS 4 V O A'S <br /> SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT BIOPHYSICAL ASSESSMENTS LAS ANALYSIS BY SHERVJOOD LABS <br /> PROJECT MANAGER. DAVE/WINDY MONUMENT FLUSH <br /> SAMPLER DEL-TECH/DON LIGHT WELL CASING MATERIAL PVC <br />' SIGNEDWELL CAStNQ DIA. 2" / 01632 <br /> SAMPL F MEDIA GROUNDWATER P LD.READING/ODOR, N/A NONE <br /> TOP OF CASING ELEVATION MSL COLOR. CLEAR <br /> DEPTH TO WATER f Et100th's 1150 FEET CALC PURGE VOL. 130 GAL <br />' DEPTH OF WELL feetl00th's 1949 FEET TOTAL VOLUME PURGED- 391 GAL <br /> STANDING WATER COLUMN 798 FEET I DEPTH OF PUMP 18 FEET <br /> FIELD PARAMETERS <br /> TIME CuMULATr%T DRAW PUMPING pH E C TEMP O RP DISSOLVED TURBIDfff <br /> CASINGVOLUME DOWN RATE OXYGEN COLOR <br />' PER PURGE (DTW) (GPMrLPI4) units COW- raf4) (NTU) <br /> 0 N/A 10 GPM 760 3301 226 05 061 CLEAR <br /> l 30 750 3954 23.2 17 125 <br /> 260 DRY 750 3755 224 35 102 " <br />' 391 750 3740 22.3 40 115 " <br />' PURGE METHOD CENTRIFUGAL PUMP <br /> SAMPLE MI::I IOD DEDICATED TUBING <br /> D T W AFTER PURGE D T W AT SAMPLE TRAE 10 79' <br /> WELL INTEGRITY CAP&SEAL,ARE SECURE <br />' WELL LOCATION SEE SITE MAP <br /> REMARKS WENT DRY <br /> WEATHER. COLD/OVERCAST WIND- <br />' UALM CONTROL ALL PURGING NUIPMENTAArD&4A0LING EOUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STFAMCLEAMER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 53 GAL STEEL DRUM OR 60 GAL POLY DRUM <br />' INSTRUMENTATION Y S I 556 MULTIPROBE Y S I DISSOLVED OXYGEN METER <br /> SOLIMM SLOPE METER THF.RMODINE 580B P ID <br /> KECK WPERFACE METER 'TOWI ITY METER <br /> • <br />