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t DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 2005 <br /> SAMPLE LOCATION/MW- 3 DATE / <br /> 9 29!2005 <br />' PROJECT NAME WESTERN OIL&SPREADING ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS HWY 99 FRONTAGE ROAD SAMPLE TIME 1546 <br /> CITY STATE LODI CA SAMPLE CONTAINERS 1 AMBER LITER NEAT <br /> SITE CONTACT PRESERVATIVES NONE <br /> CONSULTANT D K BARBER&ASSOC LAB ANALYSIS BY SEQUOIA LAB/SAC <br /> PROJECT MANAGER DAN BARBER MONUMENT FLUSH <br /> SAMPLER DEL-TECH/DON LIGHT WELL CASING MATERIAL PVC <br /> SIGNED --,:*� WELL CASING DIA 2" / 01632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR N/A NONE <br />' TOP OF CASING ELEVATION 5726 MSL COLOR BROWN <br /> DEPTH TO WATER feet 100th's 53 22 FEET CALC PURGE VOL 128 GAL <br /> DEPTH OF WELL feet 100th's 61 05 FEET TOTAL VOLUME PURGED 383 GAL <br /> STANDING WATER COLUMN 7 83 FEET DEPTH OF PUMP 60 FEET <br /> fFIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE D T W (GPM/LPM) (units) (UsMHOS) (Celsius) I (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 668 1231 204 74 072 BROWN <br /> 128 668 1249 202 72 072 " <br /> 256 " 667 1260 201 77 070 " <br /> 383 664 1266 202 78 071 " <br /> AVERAGE 667 12515 20 225 75 25 <br /> PURGE METHOD DEDICATED WATERRA INERTIA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA INERTIA PUMP <br />' D T W AFTER PURGE D T W AT SAMPLE TIME 57 10' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS <br /> WEATHER CLEAR SKIES/SUNNY WIND NW 5 MPH <br /> QUALITY CONTROL ALL PURGING E UIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMC'LEANER&ALCONOX SOAP NEW NITRILE GLOVES <br />' CONTAINMENT D 0 T 17 55 GAL STEEL DRUM OR 60 GAL POLY DRUM <br /> I <br /> INSTRUMENTATION Y 5! 556 MULTlPROBE SYSTEM Y S 1 DISSOLVED OXYGEN METER <br />' SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />