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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2003 <br />' SAMPLE LOCATION I MW - 7 DATE: 6/18/2003 <br /> PROJECT NAME FORMER MANNA PROSITE ANALYSIS PERFORMED SEB CHAIN OF CUSTODY <br />' ADDRESS 4004 S ELDORADO ST SAMPLE TIME <br /> CITY,STATE STOCKTON,CALIF SAMPLE CONTAINERS 2 VOA'S <br /> SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT GEO-PHASE ENVIRONMENT 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 MED GROUNDWATER P I D READING/ODOR N/A NONE <br />' TOP OF CASING ELEWATION MSL COLOR. GREY <br /> DEPTH TO WATER feet.100th's 3177 FEET CALC PURGE VOL 296 GAL <br /> DEPTH OF WELL (feet 100th's 4993 FEET TOTAL VOLUME PURGED 9 GAL <br /> STANDING WATER COLUMN 1816 FEET 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) (GPM/LPW (units) (LTsMHOS) (Celsi-) (Mvolts) (PPM) (N T U) <br />' 0 NIA 5 GPM 702 1880 209 613 177 GREY <br /> 3 795 1877 206 -601 055 " <br /> 6 727 1878 N6 -418 077 " <br />' 9 747 1888 207 -534 041 " <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 37' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK INSTALLED <br /> WELL LOCATION SEE SITE MAP <br />' REMARKS <br /> WEATHER. OVERCAST SKIES WIND NW5 <br />' QUALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL.STEEL DRUM OR 60 GAL. POLY DRUM <br />' INSTRUMENTATION Y S I 3560 FIAWCELL Y S I DISSOLVED OXYGEN METER <br /> C SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />