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1 <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2002 <br /> rSAMPLE LOCATION /MW - 3 DATE: 4/15/2002 <br /> ' PROJECT NAME CARDOZA SUPER STOP MKT ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 290 N MAIN SAMPLE TIME 1100 <br /> CITY,STATE MANTECA,CA SAMPLE CONTAINERS 4 VOA'S <br /> ' SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS INC I LAB ANALYSIS BY SHERWOOD <br /> PROJECT MANAGER RAY OR MIKE MONUMENT- FLUSH <br /> SAMPLER- DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" 01632 <br /> L SAMPLE MEDIA• GROUNDWATER P I D READING/ODOR N/A NONE <br /> TOP OF CASING ELEVA ON- MSL COLOR. BROWN TO CLEAR <br /> DEPTH TO WATER feet 100th's 21 90 FEET CALC.PURGE VOL 289 GAL <br /> DEPTH OF WELL feet.100th's 3962 FEET TOTAL VOLUME PURGED 9 GAL <br /> ' STANDING WATER COLUMN 1772 FEET DEPTH OF PUMP- N/A FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E C TEMP O R P DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> ' PER PURGE (D T W) (GPM&LPM) (units) (UsMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 703 1659 23 684 N/A BROWN <br /> 3 " " 703 1610 232 542 of " <br /> 6 703 1607 237 503 thCLEAR <br /> r9 ir707 1539 23 8 43 8 " <br /> rPURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> ' D T W AFTER PURGE D T W AT SAMPLE TIME 24 87' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK IS ENSTALLED <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS INSTALLED NEW CAP&SEAL <br /> WEATHER OVERCAST SKIES WIND <br /> QUALITY CONTROL ALL PURGING E UIPMENTAND SAMPLING E UIPMENT WAS CLEANED IN THE <br /> ' FIELD WITHA STEAMCLEANER&ALCONOXSOAP NEWNITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLY DR UM <br /> r INSTRUMENTATION Y S I 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLIMST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> r <br />