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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 2002 <br />' SAMPLE LOCATION/MW- 8B DATE: 3/20/2002 <br />' PROJECT NAME, CUTTER LUMBER ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 3430 S EL DORADO SAMPLE TIME 1135 <br /> CITY,STATE STOCKTON,CALIF SAMPLE CONTAINERS 2 VOA'S <br /> SITE CONTACT- PRESERVATIVES HCL <br /> CONSULTANT: GEO-PHASE ENVIRONMENTAL LAB ANALYSIS BY SHERWOOD <br /> PROJECT MANAGER- STEVE LANKFORD MONUMENT FLUSH <br />' SAMPLER• DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 0 1632 <br /> SAMPLE MEDIAU GROUNDWATER P I,D READING/ODOR* N/A FUEL <br /> TOP OF CASING ELEV ION• MSL COLOR GREY <br /> DEPTH TO WATER feet.I00th's 2889 FEET CALC PURGE VOL • 275 GAL <br /> DEPTH OF WELL feet I00th's 4573 FEET TOTAL VOLUME PURGED 9 GAL <br /> STANDING WATER COLUMN- 1684 FEET DEPTH OF PUMP: N/A FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW SUBMERSI pH E C TEMP O R P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (I T W) (GP6VLPM) (units) (Usmilos) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 716 1898 199 1 -86 N/A GREY <br /> 3 817 1890 199 -87 Pi " <br /> 6 818 1927 198 -88 <br />' 9 818 1939 199 -88 <br />' PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br />' D T W AFTER PURGE D T W AT SAMPLE TIME 39 35' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK INSTALLED <br /> WELL LOCATION SEE SITE MAP <br />' REMARKS <br /> WEATHER CLEAR SKIES WIND NW5 <br /> QUALITY CONTROL ALL PURGING EQ UIPMENT AND SAMPLING E UIPMENT WAS CLEANED IN THE <br />' FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLY DRUM <br /> INSTRUMENTATION YS 13560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P 1 D <br /> KECK INTERFACE METER TURBIDITY METER <br />