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` DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2003 <br /> ' SAMPLE LOCATION /MW - 201 DATE: 3/5/2003 <br /> PROJECT NAME CASTLE MOTORS ANALYSIS PERFORNIED SEE CHAIN OF CUSTODY <br /> ADDRESS 2315 N ELDORADO SAMPLE TIME 1058 <br /> CITY, STATE STOCKTON,CA SAMPLE CONTAINERS 4 VOA'S <br /> SITE CONTACT PRESERVATIVES HCL &TSP <br /> CONSULTANT GEOLOGICAL,TECHNICS LAB ANALYSIS BY SHER-WOOD LABS <br /> PROJECT MANAGER JOE ANGULO 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 I ODOR NIA SULFUR <br /> TOP OF CASING ELEVATION MSL COLOR LT GREY TO LT BROWN <br /> DEPTH TO WATER (feet 100th's) 3299 FEET CALC PURGE VOL 1910 GAL <br /> DEPTH OF WELL feet 100th's 15000 FEET TOTAL VOLUME PURGED 57 GAL <br /> ' STANDING WATER COLUMN 11701 FEET I DEPTH OF PUMP NIA FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING PH E C TEMP O R.P DISSOLVED 1 URBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPM/LPM) (unds) (MSMIIOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 NIA 2 GPM 738 689 1 196 -37 1 06 LT BROWN <br /> 19 " 769 695 199 -40 075 " <br /> 38 DRY 775 690 202 -42 069 " <br /> ' 57 776 679 196 -28 077 " <br /> PURGE METHOD DEDICA'T'ED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 57 89' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> ' REMARKS POOR RECHARGE It <br /> WEATHER OVERCAST I WINDY WIND <br /> QUALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING E UIPMENT;VAS CLEANED IN THE <br /> ' I IELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D 0 T 17 55 GAL STEEL DRUM OR 60 GAL POLYDRUM <br /> ' INSTRUMENTATION YS I 3560FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />