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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2004 <br /> ' SAMPLE LOCATION I MW - a7 DATE: 3/23/2004 <br /> PROJECT NAME CASTLE MOTORS ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 2315 N ELDORADO SAMPLE TIME 1542 <br /> CITY,STATE STOCKTON,CA SAMPLE CONTAINERS 2 VOA'S <br /> ' SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD <br /> ' PROJECT MANAGER 30E ANGULO MONUMENT FLUSH <br /> SAMPLER I DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 3116" <br /> SAMPLE MEDIA GROUNDWATER P I.D READING I ODOR NIA NONE <br /> TOP OF CASING ELE ATION MSL COLOR LIGHT BROWN <br /> DEPTH TO WATER feet IOOth's FEET CALC PURGE VOL GAL <br /> DEPTH OF WELL feet 100th's FEET TOTAL VOLUME PURGED 300 GAL <br /> STANDING WATER COLUMN FEET DEPTH OF PUMP 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) (GPM/Lpml (units) (MsMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 NIA 1 GPM 748 1076 1 223 50 19 LT BROWN <br /> 1 00 11 <br /> " 734 1044 217 102 1 6 " <br /> 200 753 1023 221 62 1 3 " <br /> 3 00 750 1022 222 52 110 " <br /> ' PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> D T W AFTER PURGE D T W AT SAMPLE TIME <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 EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> YIELD WITHA STEAMCLEANER&ALCONOX SOAP NEWNITRILE GLOVES <br /> CONTAINMENT D OT 1755 GAL STEEL DRUM OR 60 GAL POLY DR UM <br /> ' INSTRUMEN'T'ATION Y S I 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDTI'Y DIETER <br />