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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2002 <br /> ' SAMPLE LOCATION / MW - 6 DATE- 9/12/2002 <br /> ' PROJECT NAME MORITA BROTHERS ANALYSIS PERFORMED. SEE CHAIN OF CUSTODY <br /> ADDRESS CHARTER WAY SAMPLE TIME- 1259 <br /> CITY STATE STOCKTON CA SAMPLE CONTAINERS 2 VOA'S <br /> ' SITE CONTACT PRESERVATIVES- HCL <br /> CONSULTANT. GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD LABS <br /> ' PROJECT MANAGER- RAY KABLANOW 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 BROWN <br /> DEPTH TO WATER feet.100th's 35 98 FEET CALC PURGE VOL 063 GAL <br /> DEPTH OF WELL feet 100th's 39 88 FEET TOTAL VOLUME PURGED 3 GAL <br /> STANDING WATER COLUMN 390 FEET I DEPTH OF PUMP. N/A FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> ' PER PURGE (D T W) (GPMILPM) (units) (MsMEIOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 743 2679 214 -810 315 BROWN <br /> 1 738 2666 212 -531 213 " <br /> ' 2 731 2633 208 -416 221 " <br /> 3 730 2691 21 -331 198 " <br /> ' PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 36 37' <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 E UIPMENTAND 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 DR UM <br /> ' INSTRUMENTATION Y S 1 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580E P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />