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1 <br /> DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2004 <br /> SAMPLE LOCATION/MW- 111 DATE: 4/29/2004 <br /> ' I PROJECT NAME MORITAS BROS ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 814 E CHARTER WAY SAMPLE TIME 14 19 <br /> CITY STATE STOCKTON,CA SAMPLE CONTAINERS 2 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" / 0 I632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR NIA LT MUSTY <br /> TOP OF CASING ELEVA ON MSL COLOR LIGHT GREY <br /> DEPTH TO WATER feet 100th's 36 12 FEET CALC PURGE VOL 269 GAL <br /> DEPTH OF WELL feet 100th's 52 60 FEET TOTAL VOLUME PURGED. 807 GAL <br /> STANDING WATER COLUMN 1648 FEET DEPTH OF PUMP 51 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) (Umbos) (Celsius) (Mvolts) (PPM) (H T U) <br /> 0 NIA 5 GPM 1120 1082 225 -352 056 LT GREY <br /> 269 10 962 808 224 -280 065 " <br /> 538 8 83 885 226 -261 190 " <br /> ' 807 877 888 225 -255 1 90 " <br /> PURGE METHOD DEDICA'T'ED WATERRA PUMP&TUBING <br /> SAMPLE METHOD DEDICATED WATERRA PUMP&TUBTNG <br />' D T W AFTER PURGE D T W AT SAMPLE TIME 39 55' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br />' REMARKS GOOD RECHARGE <br /> WEATHER CLEAR SKIES WIND <br /> QUALITY CONTROL ALL PURGING E Q UIPMENTAND SAMPLING E UIPMENT WAS CLEANED IN THE <br />' FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOYES <br /> CONTAINMENT D O T 17 55 GAL STEEL DRUM OR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S I 556 MULTIPROBE SYSTEM Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />