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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2002 <br /> ' SAMPLE LOCATION/MW - 2 DATE- 2/1312003 <br /> ' PROJECT NAME CARDOZA SUPER STOP MKT ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 290 N MAIN SAMPLE TIME 8 10 <br /> CITY,STATE MANTECA, CA SAMPLE CONTAINERS 4 VOA'S <br /> SITE CONTACT PRESERVATIVES HCL&TSP <br /> CONSULTANT GEOLOGICAL TECHNICS INC LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER RAY OR MIKE 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 NIA NONE <br /> t TOP OF CASING ELEV ION MSL COLOR BROWN <br /> DEPTH TO WRIER feet lWth's 2227 FEET CALC PURGE VOL 278 GAL <br /> DEPTH OF WELL feet 100th's 39 30 FEET TOTAL VOLUME PURGED. 9 GAL <br /> STANDING WATER COLUMN 1703 FEET DEPTH OF PUMP N/A FEET <br /> FIELD PARAMETERS <br /> TIME CUMULArIVE DRAW PUMPING pH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> ' PER PURGE (D TW) (CP1ItVLPM) (units) (USMHOS) (Ce1SiUS) (Mvokts) (PPM) (N T U) <br /> 0 N/A 5 GPM 749 901 214 2122 050 BROWN <br /> 3 " " 748 895 217 1700 039 It <br /> 6 It <br /> it 748 892 218 1480 037 " <br /> 9 747 887 217 900 025 " <br /> PURGE METHOD DL.DICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICA'T'ED WATERRA PUMP <br /> ' D T W AFTER PURGE D T W AT SAMPLE TIME 25 98' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK IS INSTALLED <br /> WELL LOCATION SEE SITE MAP <br /> ' REMARKS <br /> WEATHER CLEAR SKIES WIND NW10 <br /> QUALITY CONTROL ALL PURGING EQUIPMENT AND 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 DR UM OR 60 GAL POLY DR UM <br /> INSTRUMENTATION Y S I 556 MULTIPROBE Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580E P I D <br /> KECK INTERFACE METER TUR$1DITY METER <br />