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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003 <br /> ' SAMPLE LOCATION /MW 104 DATE 5/15/2003 <br /> ' PROJECT NAME CARDOZA SUPER STOP MKT ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 290 N MAIN SAMPLE TIME 920 <br /> CITY,STATE 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 /> SIGNET) WELL CASING DIA 2" 01632 <br /> ' SAMPLE MEDIA GROUNDWATER P I D READING/ODOR NIA NONE <br /> TOP OF CASING ELEVA ION MSL COLOR LIGHT BROWN <br /> DEPTH TO WATER (feet 100t1t's) 2604 FEET CALC PURGE VOL 380 GAT. <br /> DEPTH OF WELL (feet 100th's) 49 30 FEET TOTAL VOLUME PURGED 12 GAL <br /> ' STANDING WATER COLUMN 2326 FEET DEPTH OF PUMP N/A FEET <br /> FIELD PARAMETERS <br /> TIME C4Ji1IULATIYE DRAW PUMPING PH E C TEMP OILP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> ' PER PURGE (D T W) (GPM/LPM) (units) (UsAntos) (Celsius) (mvolts) (Ppm) (N T U) <br /> 0 N/A 5 GPM 744 867 200 1189 091 LT BROWN <br /> 4 753 821 206 1124 094 <br /> 8 766 840 211 99 1 073 " <br /> ' 12 770 848 204 942 07 " <br /> ' PURGE NIE I ROD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> ' D T W AI'IER PURGE D T W AI SAMPLE TIME 29 74' <br /> WELL INIEGRI I'Y CAP&SBAL ARE SECURE AMERICAN LOCK IS INSTALLED <br /> WELL LOCA'1ION SEE SITE MAP <br /> REMARKS <br /> ' WEATHFIZ CLEAR SKIES WIND <br /> QUALM Y CONTROL ALL PURGING EQUIPMENTAND SAMPLING LQUIPMENT WAS CLEANED IN THE <br /> ' <br /> FIELD I'VITII A STE"CLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINiIMENI D O T 17 55 GAL STEEL DRUM OR 60 GAL POLY DRUM <br /> INSTRUM] NTATION YS 1556 MULTIPROBE Y S I DISSOLVED OXYGEN WTER <br /> ' SOLINIST SLOPE METER THERMODINE 580B P I D <br /> . KECK INT13RFACE METER TURBMITY METER <br />