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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2004 <br /> ' SAMPLE LOCATION/MW- 5 DATE: 1115/2004 <br /> ' PROJECT NAME: MORTTAS BROS ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 814 E CHARTER WAY SAMPLE TIME: 1237 <br /> CITY,STATE: STOCKTON,CA SAMPLE CONTAINERS: 3 V O A'S <br /> SITE CONTACT. PRESERVATIVES HCL <br /> CONSULTANT GEOLOGICAL TECHNICS LAB.ANALYSIS BY: SHERWOOD LABS <br /> PROJECT MANAGER JOE ANGULO 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 /> ' TOP OF CASING ELEVATION- MSL COLOR: LIGHT BROWN <br /> DEPTH TO WATER- (feet 100tb's) 38 75 FEET CALL.PURGE VOL. 189 GAL <br /> DEPTH OF WELL fmL100th's) 50 35 FEET TOTAL VOLUME PURGED: 568 GAL <br /> ' STANDING WATER COLUMN 1160 FEET I DEPTH OF PUMP: 48 FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E.C. TEMP. O R.P DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> ' PER PURGE (D T W) (GPM/LPM) (units) (Umhas) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 775 1520 205 220 130 LT BROWN <br /> 189 780 1482 205 47 254 " <br /> ' 3 79 791 1496 206 110 241 " <br /> 568 783 1509 204 432 164 " <br /> PURGE METHOD DEDICATED WATERRA PUMP&TUBING <br /> SAMPLE METHOD DEDICATED WATERRA PUMP&TUBING <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 40 27' <br /> WELL WMGRrrY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> ' REMARKS <br /> WEATHER CLEAR SKIES WIND <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 DRUM OR 60 GAL.POLYDRUM <br /> INSTRUMENTATION Y S L 556 MULTIPROBE SYSTEM Y S L DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THFRMODINE 580B P i D <br /> KECK IlVTERFACE METER TURBIDITY METER <br />