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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 2004 <br /> SAMPLE LOCATION 1 MW- 4 DATE. 3/19/2004 <br /> PROJECT NAME JM E UIPMENT ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 1245 WEST CHARTER WAY SAMPLE TIME 1242 <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 MEDIAGROUNDWATER P I D READING/ODOR NIA LT FUEL <br />' TOP OF CASING ELEV ION MSL COLOR GREY <br /> DEPTH TO WATER feet 100th's 1468 FEET CALC PURGE VOL 321 GAL <br /> DEPTH OF WELL feet 100th's) 34 34 FEET TOTAL VOLUME PURGED. 963 GAL <br />' STANDING WATER COLUMN 1966 FEET I DEPTH OF PUMP 32 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) (MsNIHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 N/A 5 GPM 7 19 1558 1 231 -677 086 GREY <br /> 321 7 16 1492 226 -653 1 29 " <br /> 642 7 1 1 1483 217 -625 157 ti <br /> 963 709 1483 215 -616 134 <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 17 46' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS <br /> WEATHER CLEAR SKIES WIND- NW5 <br /> QUALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 1755 GAL STEEL DR UM OR 60 GAL POLYDRUM <br />' INSTRUMENTATION Y S I 556 MULTIPROBE SYSTEM Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMOWNE 5808 P I D <br /> KECK INTERFACE METER TURBII)n Y METER <br /> 1 <br />