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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2004 <br /> SAMPLE LOCATION) MW- 7 DATE: 3/23/2004 <br /> ' PROJECT NAME CASTLE MOTORS ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 2315 N ELDORADO SAMPLE TIME 1515 <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 JOE ANGULO MONUMENT FLUSH <br /> SAMPLER DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 3116" <br /> SAMPLE MEDIA GROUNDWATER P I D READING 1 ODOR NIA NONE <br /> ' 'FOP OF CASING ELEVATION MSL COLOR GREY <br /> DEPTH TO WATER feet 100th's FEET CALC PURGE VOL GAL <br /> DEPTH OF WELL feet 100th's FEET TOTAL VOLUME PURGED 1 50 GAL <br /> STANDING WATER COLUMN FEET I DEPTH OF PUMP NIA FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH 1 E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPIHILPM) (units) (MsMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 NIA 1 GPM 762 994 225 27 3 0 GREY <br /> 050 " " 751 1036 218 44 34 " <br /> 100 " " 750 1044 .218 57 3 .1 It <br /> ' 150 748 1047 219 63 3 1 " <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 SLOW RECHARGE <br /> WEATHER CLEAR SKIES WIND NWS <br /> QUALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER c.ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 1755 GAL STEEL DR UM OR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S I 3560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIS'I SLOPE METER THERMODINE 580E P I D <br /> KECK rNTERFACE METER TURBIDITY METER <br />