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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2005 <br /> SAMPLE LOCATION/MW 4 DATE: 8/25/2005 <br /> y t S k 4 Y <br /> PROJECT NAME MARC[PROPERTY ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 2969 LOOMIS ROAD SAMPLE TIME 1503 <br /> CITY STATE STOCKTON,CA SAMPLE CONTAINERS 2 V O A's/HCL-1 LTR 1 NEA <br /> SITE CONTACT GOLDEN BEAR TRUCKINGPRESERVATIVES. HCL <br /> CONSULTANT GEOLOGICAL TECHNICS ILAB ANALYSIS BY CLS <br /> PROJECT MANAGER JOE ANGULO 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 LT FUEL- <br /> TOP OF CASING ELEVATION MSL COLOR GREY TO CLEAR <br /> DEPTH TO WATER (€eet 100th's) 6710 FEET CALC PURGE VOL 208 GAL <br />' DEPTH OF WELL (feet 100th's) 7984 FEET TOTAL VOLUME PURGED 624 GAL <br /> STANDING WATER COLUMN 1274 FEET DEPTH OF PUMP- 79 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 (II T W) (GPmILPm) (units) (UMHOS) (Celsius) (Mvolts) (PPM) (NT U) <br /> 0 N/A 5 GPM 678 1504 215 -516 019 GREY <br /> 208 " 672 1453 206 -629 025 " <br />' <br /> 416 " 667 1397 203 -665 024 CLEAR <br /> 624 665 1380 204 -646 019 <br /> PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br />' D T W AFTER PURGE D T W AT SAMPLE TIME 68 15' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SfTE MAP <br /> REMARKS VERY SMALL SHEEN DROPLETS <br /> WEATHER CLEAR SKIES/HOT WIND NWS <br /> QUALITY CONTROL ALL PURGING EQ UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED 1N THE <br />' FIELD WITHA STEAMCLEANER&ALCONOXSOAP NEWNITRILEGLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S 1556 MULTIPROBE SYSTEM Y S I DISSOLVED OXYGEN METER <br />' SOLI!`IIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> 1 <br />