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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003 <br />' SAMPLE LOCATION 1 MW - 4 DATE: 3/13/2003 <br /> PROJECT NAME MORITA BROTHERS ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS CHARTER WAY SAMPLE TIME 1058 <br /> CITY,STATE S I OCK'I ON,CA SAMPLE CONTAINERS 2 VOA'S <br />' SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER JOE ANGULO MONUMENT FLUSH <br /> SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED s WELL CASING DIA 2" / 0 1632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR N/A NONE <br /> TOP OF CASING ELEVA ON MSL COLOR LT GREY <br /> DEPTH TO WATER feet 100th's 35 10 FEE I CALC PURGE VOL 245 GAL <br /> DEPTH OF WELL feet 100th's 5010 FEET TOTAL VOLUME PURGED 75 GAL <br /> STANDING WATER COLUMN 15 00 FEE f DEPTH OF PUMP N/A FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING PH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br />' PER PURGE (D 1 W) (GPM/LPM) (units) (UmNIIJOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 715 1627 22 250 047 LT GREY <br /> 25 " " 709 1609 22 1 10 020 " <br /> 5 of <br /> " 709 1597 22 -40 036 it <br /> 7 5 " 709 1583 22 -90 028 it <br />' PURGE METHOD DEDICATED WA7 LRRA PUMP <br /> SAMPLE METHOD DEDICATED WATI:RRA PUMP <br />' D T W AFTER PURGE D 'I W AT SAMPLE TIME 37 90' <br /> WELL INTEGRITY CAP&SEAL ARG SECURE <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS NEW CAP AND LOCK INS I ALLED <br /> WEATHER OVERCAST SKIES WIND NW5 <br /> QUALITY CONTROL ALL PURGING EQUIPMEN7 AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD ;VITHA STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLY DR UM <br />' INSTRUMENTATION Y S I 3560 FLOWCP_LL Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE ME f ER THERMODWE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> 1 <br />