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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2004 <br /> ' SAMPLE LOCATION/MW- 1 DATE: 2/12/2004 <br /> PROTECT NAME CARDOZA SUPER STOP MKT ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ' ADDRESS 290 N MAIN SAMPLE TIME 16 37 <br /> CITY,STATE MANTECA,CA SAMPLE CONTAINERS SEE CHAIN OF CUSTODY <br /> SITE CONTACT PRESERVATIVES HCL <br /> ' CONSULTANT GEOLOGICAL TECHNICS WC LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER JOE ANGULO MONUMENT FLUSH <br /> SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DTA 2" / 01632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING I ODOR N/A NONE <br /> TOP OF CASING ELEVA N MSL COLOR- BROWN TO CLEAR <br /> ' DEPTH TO WATER feet 100th's 2523 FEET CALC PURGE VOL 220 GAL <br /> DEPTH OF WELL feet 100th's) 38 72 FEET TOTAL VOLUME PURGED 660 GAL <br /> STANDING WATER COLUMN 1349 FEET DEPTH OF PUMP 37 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) (UsMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 793 917 214 416 046- BROWN <br /> ' <br /> 220 41it 794 896 214 401 031 to <br /> 440 11 <br /> It <br /> 794 895 214 402 039 CLEAR <br /> 660 " It <br /> 792 890 214 404 037 " <br /> PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 28 16' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK IS INSTALLED <br /> ' WELL LOCATION SEE SITE MAP <br /> REMARKS <br /> ' WEATHER OVERCAST WIND NW 10 <br /> QUALITY CONTROL ALL PURGING E UIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WTTHA STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLYDRUM <br /> ' INSTRUMENTATION Y S 1556 MULTIPROBE Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> ' KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT WATER 7 SOIL 0 <br />