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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2003 <br /> ' SAMPLE LOCATION /MW 4 DATE: 6/24/2003 <br /> ' PROJECT NAME J M EQUIPMENT ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 1245 WEST CHARTER WAY SAMPLE TIME 1026 <br /> CITY,STATE STOCKTON,CA SAMPLE CONTAINERS 2 V O A'S <br /> Sln CONTACT PRESERVATIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD LABS <br /> ' PROJECT MANAGER RAY/MIKE MONUMENT FLUSH <br /> SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 0 1632 <br /> ' SAMPLE MEDIA GROUNDWATER P I D READING/ODOR NIA LT FUEL <br /> TOP OF CASING ELEVWrION MSL COLOR LIGHT GREY TO CLEAR <br /> DEPTH TO WATER (feet.100th's) 15 32 FEET CALC PURGE VOL 310 GAL <br /> DEPTH OF WELL (feet,lOOth's) 34 34 FEET TOTAL VOLUME PURGED 9 GAL <br /> ' STANDING WATER COLUMN 1902 FEET DEPTH OF PUMP N/A FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIvE 1 DRAW PUMPING PH E C TEMP O R-P DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> ' PERPURGE (D T W) (GPWLPM) (Units) (Umthos) (Celsum) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 681 1368 216 -1017 246 LT GREY <br /> 3 684 1340 215 -1107 216- 11 <br /> ' 6 „ 681 1397 217 -892 198 CLEAR <br /> 9 681 1416 219 -788 158 <br /> PURGE METHOD DEDICATED WATERRA PUMP&TUBING <br /> ' SAMPLE METHOD DEDICATEE)W ATERRA PUMP&TUBING <br /> D T W AFTER PURGE _ D T W AT SAMPLE, TIME 17 04 <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP — <br /> ' REMARKS <br /> WEATHER CLEAR SKIES WIND NW5 <br /> ' QUALITY CONTROL ALL PURGING EQUIPMENTAND 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 /> tINSTRUMENTATION YSI 556 MUI-TIPROBE SYSTEM Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINB 58UB P I D <br /> KECL INTERFACE METER TURBIDITY METER <br />