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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003 <br /> ' SAMPLE LOCATION/MW- 5 DATE: 12/29/2003 <br /> ' PROJECT NAME: WESTERN OIL&SPREADING ANALYSIS PERFORMED TPH-DIESEL(LUFT) <br /> ADDRESS HWY 99 FRONTAGE ROAD SAMPLE TIME 1000 <br /> CITY,STATE LODI,CA SAMPLE CONTAINERS 1 LITER/NEAT <br /> ' SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT D K BARBER&ASSOC LAB ANALYSIS BY SEQUOIA LAB/SAC <br /> PROTECT MANAGER DAN BARBER MONUMENT FLUSH <br /> SAMPLER I DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 0 1632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR N/A NONE <br /> TOP OF CASING ELEVATION 5861 MSL COLOR CLEAR <br /> DEPTH TO WATER (feet 100th's) 5298 FEET CALC PURGE VOL 122 GAL <br /> DEPTH OF WELL (feet 100th's) 6048 FEET TOTAL VOLUME PURGED 3 GAL <br /> STANDING WATER COLUMN 750 FEET DEPTH OF PUMP 60 FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E C TEMP OR P DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> ' PER PURGE (D T W) (GPMILPM) (units) (UsMII05) (Celsms) (MvGlts) (PPM) (N T U) <br /> 0 N/A 5 GPM 7 84 912 207 44 13 i CLEAR <br /> 1 7 88 930 205 37 11 " <br /> 2 789 933 204 27 095 <br /> 3 794 942 202 23 089 <br /> AVERAGE 7 89 92925 1 2045 3275 <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 54 35' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE. <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS <br /> WEATHER COLD/RAIN WIND NWS MPH <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 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 580B P I D <br /> ' KECK INTERFACE METER TURBIDITY METER <br />