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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003 <br /> SAMPLE LOCATION /MW 4D DATE: 6/23/2003 <br /> PROJECT NAME CONNELL MOTORS ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 2211 N WILSON WAY SAMPLE TIME 901 <br /> CITY,STATE STOCKTON,CA SAMPLE CONTAINERS 4 V O A'S <br /> SITE CONTACT NONE PRESERVATIVES HCL <br /> CONSULTANT FOOTHILL ENG LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER IRV MONUMENT FLUSH <br /> SAMPLER r DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED L I WELL CASING DIA 2" / 0 1632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR NIA NONE <br /> TOP OF CASING ELE ION MSL COLOR BROWN TO LIGHT BROWN <br /> DEPTH TO WATER (feet. 00th's) 5148 FEET CALC PURGE VOL 782 GAL <br /> DEPTH OF WELL (feet100th's) 99 40 FEET TOTAL VOLUME PURGED 24 GAL <br /> STANDING WATER COLUMN 4792 FEET I DEPTH OF PUMP NIA FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E C TEMP O R.P DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (DTW) (CPM/LPM) (units) (UMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 3 GPM 710 947 207 1727 093 BROWN <br /> 80 " 708 931 205 166 08 " <br /> 160 " 707 924 204 1606 06 LT BROWN <br /> 240 " 709 922 205 1594 0 73 " <br /> PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> D T W ANTER PURGE D T W AT SAMPLE TIME 57 94' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE DOCK INSTALLED <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS <br /> WEATHER CLEAR SKIES WIND NW5 <br /> QUALITY CONTROL ALL PURGING EQ UIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLY DRUM <br /> INSTRUMENTATION Y S 1556 MUTIPROBE SYSTEM Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> . KECK INTERFACE METER TURBIDITY METER <br /> It OF DRUMS ON SIGHT WATER SOIL <br />