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4aDEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> I <br /> MONITORING WELL FIELD LOG 1998 <br /> SAMPLE LOCATION I MW - 2 DATE: 1 113198 <br /> PROJECT NAME: GEORGE'S SERVICE ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 1600 DURHAM FERRY ROAD SAMPLE TIME: 1642 <br /> CITY STATE: TRACY,CA SAMPLE CONTAINERS: 4 VOA'S & 1 B B <br /> SITE CONTACT: GEORGE OR MAE PRESERVATIVES: HCL <br /> CONSULTANT: GEOLOGICAL TECHNICS INC LAB.ANALYSIS BY: BSK LABS <br /> PROJECT MANAGER RAY OR MIKE MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA. : 2" / 01632 <br /> SAMPLE MEDIA: U GROUNDWATER P.I.D.READING/ODOR: NIA GAS <br /> TOP OF CASING ELEVA N: MSL COLOR: GREY TO CLEAR <br /> DEPTH TO WATER: feet.100th's GAS FEET CA C.PURGE VOL.: 163 GAL <br /> DEPTH OF WELL: (feet.100th's) 1955 FEET TOTAL VOLUME PURGED: 6 GAL <br /> STANDING WATER COLUMN: 1002 FEET DEPTH OF PUMP: NIA FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW PUMPING PH E.C. TEMP. O.R.P. DISSOLVE, TURBIDITY <br /> lie <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PERPURGE {II?T W} (GPM/LPM) (units) I(UmMKOS) (Cerus} (Mvolu) (PPAI? {N T U) <br /> 0 NIA 5 GPM 723 1288 232 -105 NIA GREY <br /> 2 " 716 1603 223 -72 11 CLEAR <br /> 4 " " 713 1613 223 -63 " " <br /> 6 712 1618 223 -61 to <br /> PURGE METHOD CENTRIFUGAL PUMP <br /> SAMPLE METHOD F STAINLESS STEEL BAILER <br /> D T W AFTER PURGE D T.W AT SAMPLE TIME N/A <br /> WELL INTEGRITY. CAP&SIAL ARE SECURE AMERICAN LOCK IS INSTALLED <br /> WELL LOCATION SEL SI'Z'E MAP <br /> REMARKS WELL BOX LID IS BROKEN <br /> WEATHER: CLEAR WIND NWI0 <br /> QUALITY CONTROL ALL PURGING EQ UIPMENT AND SAMPLING EQ UIPMENT 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 DR UM <br /> INSTRUMENTATION Y S I 3560 FLOWCEIL Y S I DISSOLVED OXYGEN MErFR <br /> SOLINIST SLOPE MEIlM THERMODINE 580B P I D <br /> KECK INTERFACE N ETER 'TURBIDITY N=R <br />