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' DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 2004 <br />' SAMPLE LOCATION 1 MW- 7 DATE: 3/24/2004 <br />' PROJECT NAME FRONTIER TRUCKING ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS LARCH ROAD SAMPLE TIME 817 <br /> CITY,STATE TRACY,CA SAMPLE CONTAINERS 4 V O A'S& I LITER <br /> SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT BLAKELY ENVIRONMENTAL LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER HIRAM MONUMENT FLUSH <br />' SAMPLER k DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA 2" / 0 1632 <br /> SAMPLE MEDIA;a GROUNDWATER P I D READING/ODOR NIA NONE <br />' TOP OF CASING ELEVATION MSL COLOR LIGHT BROWN TO CLEAR <br /> DEPTH TO WATER feet 100th's 948 FEET CALC PURGE VOL 1 69 GAL <br /> DEPTH OF WELL feet 100th's 19 84 FEET TOTAL VOLUME PURGED 507 GAL <br />' STANDING WATER COLUMN 1031 FEET I DEPTH OF PUMP 19 FEET <br /> FIELD PARAMETERS <br /> lie TIME CUMULATIVE DRAW PUMPING pH E C TEMP O RP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (DTW) (GPM/LPM) (units) (UMIIOS) (Celsius) (Mvoits) (PPM) (N T U) <br />' 0 N/A 5 GPM 755 2952 210 1924 487 LT BROWN <br /> 169 753 3349 207 -146 272 CLEAR <br /> 338 752 3516 208 -32 277 " <br />' 507 752 3621 210 -547 253 " <br />' PURGE METHOD DEDICATED WATERRA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA PUMP <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 11 93' <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 E UIPMENTAND SAMPLING E UIPMENT WAS CLEANED IN THE <br /> FIELD WITH STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT DOT 1755 GAL STEEL DRUM OR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S 1 556 MULTIPROBE Y S I DISSOLVED OXYGEN METER <br /> SOUNIST SLOPE METER THERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY METER <br />