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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003 <br /> SAMPLE LOCATION/MW 1 D DATE: 6/23/2003 <br /> PROJECT NAME CONNELL MOTORS ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 2211 N WILSON WAY SAMPLE TIME 1700 <br /> CITY,STATE STOCKTON,CA. SAMPLE CONTAINERS 4 V O A'S <br /> SITE CONTACT NONE PRESERVATIVES HCL <br /> CONSULTANT FOOTHILL ENG LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER IRV MONUMENT FLUSH <br /> SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" I 01632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR NIA NONE <br /> TOP OF CASING ELEVATION MSL COLOR LIGHT BROWN <br /> DEPTH TO WATER (feet100th's) 52 99 FEET CALC PURGE VOL 1579 GAL <br /> DEPTH OF WELL (feet100th's) 149 70 FEET TOTAL VOLUME PURGED 21 GAL <br /> STANDING WATER COLUMN 9671 FEET1 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 I (D T W) (GPM/Lpm) (units) (UMHOS) (Cewus) (Mvelts) (PPM) (N T U) <br /> 0 N/A 1 GPM 714 1057 219 254 083 LT BROWN <br /> 16 692 959 215 322 194 " <br /> 32 674 955 217 401 298 " <br /> 4g <br /> 696 1036 21 674 224 " <br /> PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WA.TERRA PUMP <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 64 38' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE LOCK INSTALLED <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS HEAVY SEDIMENT AT FIRST <br /> WEATHER CLEAR SKIES WIND NW5 <br /> QUALITY CONTROL ALL PURGING EQ UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT DOT 17 55 GAL STEEL DRUM OR 60 GAL.POLYDRUM <br /> INSTRUMENTATION Y S I 556 MUTIPROBE SYSTEM Y S I DISSOLVED OXYGEN MITER <br /> SOLINIST SLOPE METER THTRMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT WATER SOIL <br />