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' DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2006 <br /> SAMPLE LOCATION/MW - 15 DATE 3131/2006 <br />' PROJECT NAME FRONTIER TRUCKING ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS LARCH ROAD SAMPLE TIME 1247 <br />' CITX STATE TRACY CA SAMPLE CONTAINERS 3 V O A'S <br /> SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT BIOPHYSICAL ASSESSMENTS LAB ANALYSIS BY <br />' PROJECT MANAGER DAVE/WINDY MONUMENT FLUSH <br /> SAMPLER DEL-TECH/DON LIGHT WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 0 1632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING 1 ODOR NIA NONE <br />' TOP OF CASING ELEVATION MSL COLOR BROWN TO CLEAR <br /> DEPTH TO WATER feet 100th's 1 1 9l FEET CALC PURGE VOL 453 GAL <br /> DEPTH OF WELL feet 100th's 3965 FEET TOTAL VOLUME PURGED 1358 GAL <br /> STANDING WATER COLUMN 2774 FEET DEPTH OF PUMP 39 FEET <br />' • FIELD PARAMETERS <br />' TIME CUMULATIVE DRAW PUMPING pH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE D T W (GPMILPM) (units) (UMHOS) (Celpt s) (Mvolts) (PPM) (N T U) <br /> 0 NIA 1 0 GPM 672 2744 208 640 032 BROWN <br />' <br /> 453 " 672 2768 211 65 1 040 CLEAR <br /> 905 673 2787 1 211 650 035 " <br /> 1358 673 2800 21 1 62 6 031 " <br />' PURGE METHOD CENTRIFUGAL PUMP <br /> SAMPLE METHOD DFINCATED TUBING <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 1428 <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WLLL LOCATION SEE SITE MAP <br /> REMARKS <br />' WEATHER OVERCASTlCOLD WIND <br /> _QUALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING E UIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP NEWNITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S[ 556 MULTIPR08E Y 5 I DISSOLVED OXYGEN METER <br /> I SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> f <br />