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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> tMONITORING WELL FIELD LOG 2003 <br /> SAMPLE LOCATION I MW - 2 DATE 12/30/2003 <br />' PROJECT NAME FRONTIER TRUCKING ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS LARCH ROAD SAMPLE TIME 1827 <br /> CITY,STATE TRACY,CA SAMPLE CONTAINERS 4 V O A'S& 1 LITER <br /> SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT BLAKELY ENVIRONMENTAL LAB ANALYSIS BY SHERWOOD LABS <br />' PROJECT MANAGER HIRAM MONUMENT FLUSH <br /> SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED w WELL CASING DIA 2" / 01632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR N/A NONE <br /> TOP OF CASING ELEVATION MSL COLOR CLEAR <br /> DEPTH TO WATER (feet100th'S) 938 FEET' CALC PURGE VOL 255 GAL <br /> DEPTH OF WELL (feet100th's) 2502 FEET TOTAL VOLUME PURGED 766 GAL <br />' STANDING WATER COLUMN 1564 FEET I DEPTH OF PUMP 24 FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pII E C TEMP ORP DISSOLVED 'TURBIDITY <br /> CASING'VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPM/LPM) (netts) (UMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 776 4022 204 343 095 CLEAR <br /> 255 775 3945 206 366 072 <br /> 510 776 3930 205 35 053 " <br />' 766 777 3615 195 31 05 " <br />' PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br />' D T W AFTER PURGE D T W AT SAMPLE TIME 1015, <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS <br /> WEATHER COLD/FOG WIND NW5 <br /> QUALITY CONTROL ALL PURGING EQMPMENTAND 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 1 556 MULTIPROBE Y S I DISSOLVED OXYGEN METER <br /> SOLWIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> • <br />