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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2004 <br /> SAMPLE LOCATION MW — 107 DJ ATE 3/20/2004 <br />' PROJECT NAME MORITAS BROS ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 814 E CHARTER WAY SAMPLE TIME 1130 <br /> CITY,STATE STOCKTON,CA SAMPLE CONTAINERS 4 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 k DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED IWELL CASING DIA 2" / 0 1632. <br /> SAMPLE MEDIM GROUNDWATER P I D READING/ODOR N/A MUSTY <br /> OF CASING ELEVATION MSL COLOR GREY <br /> DEPTH TO WATER feet 100th's 3661 FEET CALL PURGE VOL 3 87 GAL <br /> DEPTH OF WELL feet 100th's 6030 FEET TOTAL VOLUME PURGED 1160 GAL <br />' STANDING WATER COLUMN 23 69 FEET I DEPTH OF PUMP 58 FEET <br /> FIELD PARAMETERS <br /> MTIME CUMULATIVE DRAW PUMPING pH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br />' PER PURGE (D T W) (GPMlLPM) (units) (Umhos) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 827 1186 209 -864 14 GREY <br /> 39 " " 8 17 1165 207 -959 085 " <br /> 77 769 1263 216 -711 14 " <br />' 1 l 6 it768 1214 216 -68 1 23 " <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 39 72' <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 EQ UIPMENT 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 /> INSTRRUMENTATION Y S I 556 MULTIPROBE SYSTEM Y S I DISSOLVED OXYGEN METER <br /> ' SOLINIST SLOPE METER TIIERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />