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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2001 <br /> SAMPLE LOCATION I MW - 5 DATE: 6/19/2002 <br /> PROJECT NAME WESTERN OIL & SPREADING ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ' ADDRESS HWY 99 FRONTAGE ROAD SAMPLE TIME 1022 <br /> CITY, STATE LODI,CA SAMPLE CONTAINERS 2 VOA'S/ I LITER <br /> SITE CONTACT PRESERVATIVES HCL <br /> ' CONSULTANT D K BARBER& ASSOC LAB ANALYSIS BY SEQUOIA LAB/SAC <br /> PROJECT MANAGER DAN BARBER MONUMENT FLUSH <br /> ' SAMPLER DEL—TECH WELL CASING MATERIAL PVC <br /> SIGNED. i' ti WELL CASING DIA 2" / 0 1632 <br /> SAMPLE MEDIA, GROUNDWATER P I D READING/ODOR NIA NONE <br /> ' TOP OF CASING ELEVAJfION. MSL COLOR CLEAR <br /> DEPTH TO WATER (feet 100th's) 49 77 FEET CALC PURGE VOL 175 GAL <br /> DEPTH OF WELL feet 100th's 6048 FEET TOTAL VOLUME PURGED 9 GAL <br /> rSTANDING WATER COLUMN- 1071 FEET DEPTH OF PUMP NIA 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 /> r PER PURGE (D T W) (GPM/LPM) (units) (UsMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 690 1208 208 1514 161 LT BRN <br /> 2 " " 675 1167 202 152 8 1 63 of <br /> ' 4 to676 1166 20 1496 1 07 " <br /> 6 " 676 1169 201 1483 097 " <br /> AVERAGE 6 79 11775 1202751 150 525 <br /> rPURGE METHOD DEDICATED WATERRA INERTIA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA INERTIA PUMP <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 53 69' <br /> WELL INTEGRITY CAP& SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> rREMARKS <br /> WEATHER CLEAR SKIES WIND NW5 <br /> ' QUALITY CONTROL ALL PURGING E UIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D 0 T 17 55 GAL STEEL DRUM OR 60 GAL POLYDRUM <br /> r INSTRUMENTATION Y S 1556 MULTIPROBE SYSTEM Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> r <br />