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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2004 <br /> ' SAMPLE LOCATION/MW— 6 DATE; 6/4!2004 <br /> ' PROJECT NAME J M EQUIPMENT ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 1245 WEST CHARTER WAY SAMPLE TIME 1640 <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 MATERLAL PVC <br /> SIGNED WELL CASING DIA 2" / 01632 <br /> SAMPLE MEDIA GROUNDWATER P I D READING/ODOR NIA MUSTY <br />' TOP OF CASING ELEVATION MSL COLOR CLEAR <br /> DEPTH TO WATER feet 100th's 1589 FEET CALC PURGE VOL 278 GAL <br /> DEPTH OF WELL feet 100th's) 3295 FEET TOTAL VOLUME PURGED 835 GAL <br />' STANDING WATER COLUMN 1706 FEET I DEPTH OF PUMP 31 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/L.PM) (units) (MsMHOS) (Celsius) (Mvolts} (PPM) (N T U) <br /> 0 N/A 5 GPM 702 1354 222 12 041 CLEAR <br /> 278 696 1534 222 10 095 " <br />' 5 57 695 1517 222 -2 076 " <br /> 835 697 1548 226 -91 071 " <br />' PURGE METHOD DEDICATED W <br /> ATERRA PUMP&TUBING <br />' SAMPLE METHOD DEDICATED WATERRA PUMP&TUBING <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 2120' <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 EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&.4LC0N0X S0AP NEWNITRILE GLOVES <br /> CONTAINMENT D O T 1755 GAL STEEL DR UM OR 60 GAL POLYDR UM <br />' INSTRUMENTATION Y S I 556 MULTIPROBE SYSTEM Y S i DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODWE 5809 P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />