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• DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2004 <br /> SAMPLE LOCATION/ MW- 17 DATE: 6/18/2004 <br /> PROJECT NAME FRONTIER TRUCKING ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS LARCH ROAD SAMPLE TIME. 1900 <br /> CITY,STATE TRACY,CA SAMPLE CONTAINERS 4 V OA'S& 1 LITER <br /> SITE CONTACT PRESERVATIVES. HCL <br /> CONSULTANT BLAKELY ENVIRONMENTAL LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER HIRAM 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 N/A NONE <br /> TOP OF CASING ELEVATION MSL COLOR BROWN <br /> DEPTH TO WATER (feet 100th-s) 965 FEET CALL.PURGE VOL . 1 60 GAL <br /> DEPTH OF WELL (feet.100th's 1948 FEET TOTAL VOLUME PURGED. 481 GAL <br />' STANDING WATER COLUMN: 983 FEET DEPTH OF PUMP 18 FEET <br /> FIELD PARAMETERS <br /> lie TIME CUMULATIVE DRAW PUMPING pH E C TEMP ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br />' PER PURGE (D T W) (GPM1LPNn (units) (UMHOS) (Celsius) (Mvoits) (PPM) (N T U <br /> 0 N/A 5 GPM 741- 4088 236 -34 32 BROWN <br /> 160 " " 740 4135 243 -42 24 " <br /> 321 DRY to 741 4122 243 -56 230 LT BROWN <br /> 481 DRY It741 4044 24 1 -49 230 " <br />' PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 11831 <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS POOR RECHARGE <br /> WEATHER CLEAR SKIES WIND <br /> QUALITY CONTROL. ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED 1N THE <br /> FIELD*MA STEAMCLEANER&ALCONOX SOAP NEWNITRILE GLOVES <br /> CONTAINMENT D O T 1155 GAL STEEL DRUM OR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S I 556 MULTIPROBE Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 5808 P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />