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' DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 2004 <br /> SAMPLE LOCATION/ MW_ 10 DATE- 3/17/2004 <br />' PROJECT NAME FORMER MANNA PRO SITE ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 4004 S ELDORADO ST SAMPLE TIME 1120 <br /> CITY,STATE STOCKTON,CALIF SAMPLE CONTAINERS 2 VOA'S <br /> SITE CONTACT PRESERVATIVES HCI. <br /> CONSULTANT: GEO-PHASE ENVIRONMENTAI LAB. ANALYSIS BY SHERWOOD <br />' PROJECT MANNAGE STEVE LANKFORD MONUMENT FLUSH <br /> SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 01632 <br /> SAMPLE MEDIA GROUNDWATER P 1.1) READING/ODOR N/A NONE <br />' TOP OF CASING ELEVATI N MSLCOLOR GREY <br /> DEPTH TO WATER feet.100th's 32 56 FEET CALC PURGE VOL. 267 GAL <br /> DEPTH OF WELL feet 100th1s 48 90 FEET TOTAL VOLUME PURGED 800 GAL <br /> STANDING WATER COLUMN* 1634 FEET DEPTH OF PUMP. 47 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/LPM) (units) (UsMHOS) (Celsius) (Mvolts) I (PPM) (N T U) <br /> 0 NIA 5 GPM 786 1129 214 -329 167 GREY <br /> 267 " " 789 1054 24 -368 3 18 It <br /> 5 33 It <br /> 785 1053 249 —337 225 " <br />' <br /> 800 to783 1059 241 —347 237 " <br />' PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br />' D T W AFTER PURGE D T W AT SAMPLE TIME 34 40' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK INSTALLED <br /> WELL LOCATION SEE SITE MAP <br /> IREMARKS INSTALLED WATERRA/BROKEN CASING AND NO BOLTS <br /> WEATHER OVERCAST SKIES WIND NW5 <br /> QUALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH STEAMCLEANER do 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 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />