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1 <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2004 <br /> ' SAMPLE LOCATION /MW- 7 DATE: 8/25/2004 <br /> ' PROJECT NAME J M EQUIPMENT ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 1245 WEST CHARTER WAY SAMPLE TIME 13 00 <br /> CITY,STATE STOCKTON,CA SAMPLE CONTAINERS 2 V O A'S <br /> ' SITE CONTACT I PRESERVATIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD LABS <br /> ' PROJECT MANAGER JOE ANGULO MONUMENT FLUSH <br /> SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 01632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR- N/A NONE <br /> ' TOP OF CASING ELEVATION MSL COLOR LIGHT BROWN <br /> DEPTH TO WATER feet 100th's 1653 FEET CALC PURGE VOL 224 GAL <br /> DEPTH OF WELL feet 100th's 3023 FEET TOTAL VOLUME PURGED 671 GAL <br /> STANDING WATER COLUMN 1370 FEET DEPTH OF PUMP 29 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 /> PER.PURGE (D T W) (t;PM/LPM) (units) (MsMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 752 1257 208 55 070 LT BROWN <br /> 224 " " 7M 1376 207 59 085 " <br />' <br /> 447 725 1460 205 61 0'83 " <br /> 671 717 1490 206 63 089 " <br />' PURGE METHOD DEDICATED WATERRA PUMP&TUBING <br /> SAMPLE METHOD DEDICATED WATERRA PUMP&TUBING <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 1660, <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE STM MAP <br /> REMARKS GOOD RECHARGE <br /> WEATHER CLEAR SKIES WIND <br /> QUALITY CONTROL ALL PURGING E UIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br />' FIELD WITH 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 1 556 MULTIPROBE SYSTEM Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580E P I D <br /> i KECK INTERFACE METER TURBIDITY METER <br />