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DEL--TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2003 <br /> ' SAMPLE LOCATION /MW - 4 DATE: 9/26/2003 <br /> ' PROJECT NAME MORITAS BROS ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 814 E CHARTER WAY SAMPLE TIME 1124 <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" / 01632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR NIA MUSTY <br /> TOP OF CASING ELEVA ION MSL COLOR GREY <br /> DEPTH TO WATER (feet 100th's) 3706 FEET CALL PURGE VOL 2 13 GAL <br /> ' DEPTH OF WELL (feet 100th's) 5011 FEET TOTAL VOLUME PURGED 639 GAL <br /> STANDING WATER COLUMN 1305 FEET DEP'T'H OF PUMP 48 FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING I pH E C TEMP ORP DISSOLVED TURBIDI I Y <br /> CASING VOLUME DOWN RATS; OXYGEN COLOR <br /> PhR PURGE (D T W) ((.PMILPM) (units) (Umbos} (Celsfns) (Mvolts) I (PPM) (N T U) <br /> 0 N/A 5 GPM 7 18 1472 229 49 050 BROWN <br /> 213 733 1472 224 -130 063 " <br />' <br /> 426 735 1473 225 -170 066 <br /> 639 737 1473 22 1 -220 069 " <br /> PURGE METHOD DEDICATED WATERRA PUMP&TUBING <br /> SAMPI E METHOD DEDICATED WATERRA PUMP&TUBING <br /> D I W AFIER PURGE D T W AT SAMPLE TIME 4179' <br /> WELL INTEGRITI CAP& SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS <br /> WEATHER CLEAR SKIES WIND NW5 <br />' QUALI'I Y CONI ROI. ALL PURGING EQUIPMENTAND 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 />' INSTRUMENIATION Y S 1 556 MULTIPROBE SYSTEM Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THFRMODINE 580B P I D <br /> KECK INTERFACE.METER TURBIDITY METER <br />