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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 1999 <br /> SAMPLE LOCATION/MW - 1 DATE: 4/2/99 <br /> PROJECT NAME: HUCKINS PROPERTY ANALYSIS PERFORMED: TPH-GAS,B T X E.8260 <br /> ADDRESS: 1201 S CENTER ST SAMPLE TIME: 1145 <br /> CITY STATE: STOCKTON. CA SAMPLE CONTAINERS: 4 V O A's <br /> SITE CONTACT: NONE PRESERVATIVES: HCL <br /> CONSULTANT: FOOTHILL ENG LAB.ANALYSIS BY: SHERWOOD <br /> PROJECT MANAGER iRV MONUMENT: FLUSH <br /> SAMPLER: DEL TECH WELL CASING MATERIAL PVC <br /> SIGNED: ► WELL CASING DIA.: 2" / 01632 <br /> SAMPLE ME GROUNDWATER P.I.D.READING I ODOR: NIA GAS <br /> TOP OF CASING.ELEVATION: MSL COLOR: GREY TO CLEAR <br /> DEPTH TO WATER: feeL100th's 2375 FEET CALC.PURGE VOL.: 4068576 GAL <br /> DEPTH OF WELL: feet.100th's) 4868 FEETT TOTAL VOLUME PURGED: 12 GAL <br /> STANDING WATER COLUMN: 2493 FEET DEPTH OF PUMP: NIA FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW PUMPING pH E.C. TEMP. O.R.P. DISSOLVE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPM& M) (units) (UMHOS) (Cdslus) (Mv01ts) (PPM) (N T U) <br /> 0 NIA 50 GPM 691 1 1591 20 -184 1 NIA GREY <br /> 4 694 1472 193 -186 CLEAR <br /> 8 695 1458 193 -172 " <br /> 12 692 1463 196 -184 " <br /> PURGE METHOD DEDICATED PURGER PUMP <br /> SAMPLE METHOD STAINLESS STEEL BAILER W/STAINLESS STEEL LINE <br /> D T W AFTER PURGE. D T.W AT SAMPLE TIME 24 28' <br /> WELL INTEGRITY. CAP&SEAL ARE SECURE DOLPHIN LOCK INSTALLED <br /> WELL LOCATION IN FRONT OF APPARTMENTS IN DRIVEWAY <br /> REMARKS VERY STRONG GAS ODOR/PRODUCT SHEEN <br /> WEATHER OVERCAST SKIES WIND NW5 <br /> QUALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 1755 GAL.STEEL DRUM OR 60 GAL POLY DRUM <br /> INSTRUMENTATION Y S I 3560 FLOWCELL Y S I DISSOLVED OXYGEN MOM <br /> SOLINISI'SLOPE METER T EERMODINE 5808 P I D <br /> KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT: WATER: 8 SOIL: <br />