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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003 <br /> ' SAMPLE LOCATION 1 MW - 6 DATE: 3/5/2003 <br /> PROJECT NAME CASTLE MOTORS ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 2315 N ELDORADO SAMPLE TIME 1232 <br /> CITY,STATE STOCKTON,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 WELL CASING DIA 2" / 0 1632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING 1 ODOR N/A FUEL <br /> TOP OF CASING ELEVATION MSL COLOR LIGHT GREY <br /> DEPTH TO WATER feet 100th's 32 15 FEET CALC PURGE VOL 3 74 GAL <br /> DEPTH OF WELL (feet 100th's) 55 04 FEET TOTAL VOLUME PURGED 12 GAL <br /> ' STANDING WATER COLUMN 2289 FEET I DEPTH OF PUMP NIA 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 T W) (GPM/LPM) (units) (MsMHOS) (Celsius) (Nivults) (PPM) (N T U) <br /> 0 N/A 5 GPM 699 911 197 -62 045 LT GREY <br /> 4 " 1, 698 900 195 -69 048 " <br /> 8 " 696 899 195 -67 057 " <br /> 12 699 899 195 -74 074 " <br /> ' PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 37 90' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> ' REMARKS <br /> WEATHER OVERCAST/WINDY WIND <br /> QUALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP NEW NITRILE CLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S 1 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />