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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2005 <br />' SAMPLE LOCATION/MW- 3 DATE <br /> 12/17/2005 <br /> PROJECT NAME WESTERN OIL&SPREADING ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS HWY 99 FRONTAGE ROAD SAMPLE TIME 1638 <br /> CITY STATE LODI CA SAMPLE CONTAINERS I 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 LIGHTWELL,CASING MATERIAL PVC <br /> SIGNED 7; WELL CASING DIA 2" / 0 1632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR NIA NONE <br /> TOP OF CASING ELEVATION 5726 MSL COLOR BROWN <br /> DEPTH TO WATER feet I00th's 5285 FEET CALL PURGE VOL 1 34 GAL <br /> DEPTH OF WELL feet 100th's 61 05 FEET TOTAL VOLUME PURGED 401 GAL <br /> STANDING WATER COLUMN 820 FEET I DEPTH OF PUMP 60 FEET <br /> FIELD 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) (Mvolts) (PPM) IN T U <br /> 0 N/A 5 GPM 677 1259 205 85 064 BROWN <br /> 1 34 <br /> 679 1270 205 83 063 <br /> 268 680 1273 206 80 060 ; <br /> 401 680 1275 207 80 057 <br /> AVERAGE 6 79 1269 25 20 575 82 <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 56 32' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS <br />' WEATHER COLD/RAIN WIND NW 5 MPH <br /> UALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUMOR 60 GAL POLY DRUM <br /> INSTRUMENTATION Y S 1 556 MULTIPROSE SYSTEM Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 5BOB P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />