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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003 <br /> ' SAMPLE LOCATION /MW 2 DATE: 5/15/2003 <br /> ' PROJECT NAME CARDOZA SUPER STOP MKT ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 290 N MAIN SAMPLE TIME 1115 <br /> CITY,S IATE MANTECA,CA SAMPLE CONTAINERS 4 VOA'S <br /> ' SITE CONTACT PRESERVATIVES HCL&TSP <br /> CONSULTANT GEOLOGICAL TECHNICS INC LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER RAY OR MIKE MONUMENT FLUSH <br /> SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 0 1632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING I ODOR NIA NONE <br /> TOP OF CASING ELEVATION MSL COLOR LIGHT BROWN <br /> DEPTH I'O WATER (feet lMths) 2415 FEET CALC PURGE VOL 247 GAL <br /> DEPTH OF WELL (fleet 100th's) 39 30 FEET TOTAL VOLUME PURGED 9 GAL <br /> ' STANDING WATER COLUMN 1515 FEET DEPTH OF PUMP N/A FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING1 pH E CTEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> ' PER PURGE (D T W) (GPMILPM) (units) {UsMIIOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 NIA 5 GPM 763 916 222 65 6 031 LT BROWN <br /> 3 762 893 221 66 7 036 <br /> 6 762 902 221 659 028 " <br /> ' 9 762 899 22 67 1 025 " <br /> PURGE METHOD DEDICA I ED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> D T W AF1ER PURGE D T W AT SAMPLE TIME 2611 <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK IS INSTALLED <br /> WELL LOCA'I ION SEE SITE MAP <br /> REMARKS <br /> WEATHER CLEAR SKIES WIND NW10 <br /> QUALITY CONTROL ALL PURGING E'QUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL.ST'E'EL DRUM OR 60 GAL.POLY DRUM <br /> t INSTRUMEN PA I ION Y S L 556 MULTIPROBE Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER MERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />