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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003 <br /> =7:7:: <br /> SAMPLE LOCATION/MW - DATE: 3/24/2003 <br /> 1 PROJECT NAME WESTERN OIL&SPREADING ANALYSIS PERFORMED SEE CHAIN 00F CUSTODY <br /> ADDRESS HWY 99 FRONTAGE ROAD SAMPLE TIME <br /> CITY,STATE LODI,CA SAMPLE CONTAINERS 2 VOA'S 1 1 LITER <br /> ' STTE CONTACT PRESERVATIVES HCL <br /> CONSULTANT D K BARBER&ASSOC LAB ANALYSIS BY SEQUOIA LAB/SAC <br /> PROJECT MANAGER DAN BARBER MONUMENT FLUSH <br /> SAMPLER k DEL-TECH WELL CASING MATERIAL PVC <br /> 1 WELL CASING DIA 2" 1 0 1632 <br /> SIGNED <br /> SAMPLE MEDIA GROUNDWATER PID READING/ODOR NIA NONE <br /> i TOP OF CASING Fl EVATIO 5726 MSL COLOR BROWN <br /> DEPTH TO WATER (feet 100th's) 4983 - FEET CALC PURGE VOL 183 GAL <br /> DEPTH OF WELL (feet 100th's) 6105 FEET TOTAL VOLUME PURGED 6 GAL <br /> STANDING WATER COLUMN 1122 FEET I DEPTH OF PUMP NIA 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/Lpw (units) (UsMHOS) (Celsius) (Mvol s) (PPM) (N T U) <br /> r0 NIA 5 GPM 693 1285 199 35 02t BROWN <br /> 2 " 693 1294 197 29 051 <br /> 4 693 1289 196 20 044 <br /> 6 694 1291 196 24 039 <br /> AVERAGE 693 1 128975 19 675 27 <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 5266 <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> ' REMARKS <br /> OVERCAST SKIES WIND NWiS <br /> WEATHER <br /> QUALITY CONTROL ALL PURGING EQUIPMENT 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 DRUM OR 60 GAL. POLY DRUM <br /> ' INSTRUMENTATION Y S I 556 MULTIPROBE SYSTEM Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580E P I D <br /> �, KECK INTERFACE METER TURBIDITY METER <br />