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1 <br />' DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> • <br />' MONITORING WELL FIELD LOG 2002 <br />' SAMPLE LOCATION /MW - 6 DATE: 9/12/2002 <br />' PROJECT NAME CUTTER LUMBER ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 3430 S ELDORADO SAMPLE TIME 941 <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" / 01632 <br /> SAMPLE MEDIA. GROUNDWATER P I D READING/ODOR N/A FUEL <br />' TOP OF CASING E EV ION MSL COLOR GREY <br /> DEPTH TO WATER feet.100th's 3269 FEET CALL PURGE VOL 205 GAL <br /> DEPTH OF WELL: feet 100th's 4523 FEET TOTAL VOLUME PURGED 6 GAL <br />' STANDING WATER COLUMN 1254 FEET DEPTH OF PUMP. N/A FEET <br /> FIELD PARAMETERS <br />'• TIME CUMULATIVE DRAW RSIJ pH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE T W (GPMILPM) (units) (UsMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 725 1721 203 -1143 059 GREY <br /> 2 It <br /> " 716 1694 199 -158 102 " <br /> 4 01of 718 1688 197 -1461 080 " <br />' 6 toto 745 1728 204 -1228 101 " <br />' PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br />' D T W AFTER PURGE D T W AT SAMPLE TIME 36 24' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LACK INSTALLED <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS <br /> WEATHER- CLEAR SKIES WIND NW5 <br /> QUALITY CONTROL ALL PURGING EQ UIPMENT AND SAMPLING EQ UIPMENT WAS CLEANED IN THE <br />' FIELD WITHA STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <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 /> 1 <br />