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1 <br />' DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2004 <br /> 1 <br />' SAMPLE LOCATION/MW- 16 DATE- 9/30/2004 <br /> PROJECT NAME FRONTIER TRUCKING ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br />' ADDRESS: LARCH ROAD SAMPLE T IMIF, 1410 <br /> CITY,STATE: TRACY,CA SAMPLE CONTAINERS 4 V O A'S <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: CLEAR <br />' DEPTH TO WATER: feet100th's 985 FEET CALC.PURGE VOL.- 483 GAL <br /> DEPTH OF WELL: feetl00th's 3945 FEET TOTAL VOLUME PURGED- 1449 GAL <br /> STANDING WATER COLUMN: 2960 FEET DEPTH OF PUMP: 39 FEET <br />' FIELD PARAMETERS <br />' TIME .CUMULATIVE DRAW PUMPING pH E.C. TEMP. O.R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D.T W) (GPM/LPM) (units) (UMBOS) (Celsus) (MV01ts) (PPM) (N T U) <br /> 0 N/A 5 GPM 781 2123 223 69 28 CLEAR <br /> 483 " it 783 2101 220 81 28 " <br /> 966 11 it783 2098 219 84 28 " <br /> 1449 it783 2088 219 88 22 " <br />' PURGE METHOD CENTRIFUGAL PUMP <br /> SAMPLE METHOD DEDICATED TUBING <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 11 17' <br />' WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS <br />' WEATHER CLEAR SKIES WIND <br /> QUALITY CONTROL ALL PURGING EQUIPMENTAND 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 DRUM OR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S 1 556 MULTIPROBE Y S I DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580D P i D <br /> KECK INTERFACE METER TURBIDITY METER <br /> i <br />