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DELwTECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2004 <br /> ' SAMPLE LOCATION/MW- 209 DATE: 3/20/2004 <br /> ' PROJECT NAME MORITAS BROS ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 814 E CHARTER WAY SAMPLE TIME. 1700 <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 DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 0 1632 <br /> SAMPLE MEDIA: GROUNDWATER P I D READING/ODOR N/A FUEL <br /> ' TOP OF CASING ELEVAYION MSL COLOR GREY TO CLEAR <br /> DEPTH TO WATER feet 100th's 37 54 FEET CALC PURGE VOL 5 81 GAL <br /> DEPTH OF WELL feet 100th's 73 15 FEET TOTAL VOLUME PURGED 1743 GAL <br /> STANDING WATER COLUMN 3561 FEET DEPTH OF PUMP 72 FEET <br /> FIELD PARAMETERS <br /> M TIME CUMULATIVE DRAW PUMPING pH E C TEMP ORP DISSOLVED URE <br /> TIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPMILPM) (units) (Umbos) (Celsius) (mvolts) (PPM) (N T U) <br /> ' <br /> 00 N/A 2 GPM 9 16 1080 204 -806 1 12 GREY <br /> 58 876 622 207 -712 112 CLEAR <br /> 116 824 1103 201 -626 1 33 It <br /> 174 8 13 983 20 -54 9 119 <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 43 49' <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 E UIPMENT WAS CLEANED IN THE <br /> ' FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL STEEL DR UM OR 60 GAL POLY DR UM <br /> INSTRUMENTATION Y S 1 556 MULTIPROBE SYSTEM Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580E P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />