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DEL-TECH GEOTECM ICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 2002 <br /> ' SAMPLE LOCATION /MW- 7 DATE: 9/16/2002 <br /> ' PROJECT NAME 7 M E UIPMENT ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 1245 WEST CHARTER WAY SAMPLE TIME 1522 <br /> CITY,STATE STOCKTON,CA SAMPLE CONTAINERS 2 V O A'S <br /> SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER RAY/MIKE MONUMENT FLUSH <br /> SAMPLER DEL-TECH WELL CASING MATERIAL FVC <br /> SIGNED WELL CASING DIA 2" / 0 1632 <br /> SAMPLE MEDIA GROUNDWATER P I.D READING I ODOR NIA NONE <br /> ' TOP OF CASING ELEVA"PION MSL COLOR LIGHT GREY <br /> DEPTH TO WATER (feet 100th's) 1595 FEET CALC.PURGE VOL 233 GAL <br /> DEPTH OF WELL feet.100th's 30 23 FEET TOTAL VOLUME PURGED 75 GAL <br /> ' STANDING WATER COLUMN 1428 FEET I DEPTH OF PUMP N/A FEET <br /> 7 . <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) (GYMILPM) (units) (MsMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 NIA 5 GPM 734 1717 23 414 N/A LT GREY <br /> 2 5 " 727 1792 239 -384 " <br /> ' 5 726 1820 245 -417 " <br /> 75 725 1827 245 -406 " <br /> PURGE METHOD DEDICATED WATERRA PUMP&TUBING <br /> ' SAMPLE METHOD DEDICATED WATERRA PUMP&TUBING <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 2201, <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP - <br /> ' REMARKS GOOD RECHARGE <br /> WEATHER CLEAR SKIES WIND <br /> QUALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING EQ UIPMENT WAS CLEANED 1N 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 Y S 1 556 MULTIPROBE SYSTEM Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />