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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> ' MONITORING WELL FIELD LOG 2006 <br /> ' SAMPLE LOCATION/MW - 101 DATE: 1/22/2006 <br /> ' PROJECT NAME GEORGE'S SERVICE ANALYSIS PERFORMED SEE CHAIN OF CUSTODY <br /> ADDRESS 1600 DURHAM FERRY ROAD SAMPLE TIME: 16 58 <br /> CITY,STATE• TRACY,CA SAMPLE CONTAINERS 4 VOA'S <br /> SITE CONTACT GEORGE&MAE PRESERVATIVES: HCL <br /> ' CONSULTANT- GEOLOGICAL TECHNICS LAB ANALYSIS BY: EXCELCHEM LABS <br /> PROJECT MANAGER ERIC PRICE MONUMENT. FLUSH <br /> ' <br /> SAMPLER- DEL-TECH/DON LIGHT WELL CASING MATERIAL PVC <br /> SIGNED WELL CASING DIA.: 2" / 01632 <br /> SAMPLE MEDIA <br /> GROUNDWATER P.I.D READING/ODOR NIA NONE <br /> TOP OF CASING ELEVATION MSL COLOR: BROWN TO CLEAR <br /> DEPTH TO WATER (feet.100th's) 12 67 FEET CALC PURGE VOL.- 407 GAI- <br /> DEPTH OF WELL (feet.100th's) 37 58 FEET TOTAL VOLUME PURGED 1220 GAL <br /> STANDING WATER COLUMN 2491 FEET DEPTH OF PUMP- 37 FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E C TEMP. ORP DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPM/LPM) (umts) (MSMHOS) (Ce--1 tseus) (Mvolts) (PPM) (N T U) <br /> 0 N/A 1 0 GPM 728 1671 209 630 031 BROWN <br /> 407 to 11 730 1626 199 618 033 <br /> 8 13 732 1622 _. __199 606 033 CLEAR <br /> ' 1220 733 1622 198 600 033 <br /> ' <br /> PURGE METHOD< WATERRA INERTIA PUMP <br /> SAMPLE METHOD DEDICATED WATERRA INERTIA TUBING <br /> D T W AF'T'ER PURGE D T W AT SAMPLE TIME 14 21' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> ' REMARKS GOOD RECHARGE <br /> WEATHER CLEAR SKIES 1 SUNNY WIND 'ONE <br /> ' QUALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D 0 T 17 55 GAL STEEL DRUM OR 60 GAL.POLY DRUM <br /> INSTRUMENTATION Y S 13560 FLOWCELL Y S I DISSOLVED OXYGEN METER <br /> SOL'INIIST SLOPE METER THERMODINE 580E P I D <br /> KECK 11,1TERFACE METER TURBIDITY METER <br />