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DEL- l INCH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 1999 <br /> 1 <br /> SAMPLE LOCATION/MW - 107 DATE: 4128199 <br /> PROJECT NAME: GEORGE'S SERVICE ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS. 1600 DURHAM FERRY ROAD SAMPLE TIME: 1107 <br />' CITY STATE TRACY,CA SAMPLE CONTAINERS: 2 VOA'S& 1 BLANK <br /> SITE CONTACT: GEORGE OR MAE PRESERVATIVES: HCL <br /> CONSULTANT: GEOLOGICAL TECHNICS, <br /> ECHNICS INC LAB.ANALYSIS BY: BSK LABS <br />' PROJECT MANAGER RAY OR MIKE MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> I SIGNED: WELL CASING DIA.: 2" / 01632 <br /> SAMPLE MEDIA: GROUNDWATERP.I.D.READING/ODOR: NIA NONE <br /> TOP OF CASING ELEVATION: MSL COLOR: LT BROWN TO CLEAR <br /> DEPTH TO WATER: feeLl00th's 1077 FEET CALC.PURGE VOL.: 638 GAL <br /> DEPTH OF WELL: feet.100th's 4990 FEET TOTAL VOLUME PURGED: 195 GAL <br /> STANDING WATER COLUMN: 3913 FEET DEPTH OF PUMP: NIA FEET <br />� . FIELD PARAMETERS <br /> TIME CASING DRAW PUMPING pH E.C. TEMP. O.R.P. ISSOLVE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPMAJU (units) (UmMHOS) (Celsius) (Mvolts) (PPM) (N T U) <br /> 0 NIA 5 GPM 756 1480 238 51 NIA LT BRN <br /> 65 10738 1430 202 61 CLEAR <br /> 13 op734 1410 203 45 " <br /> 195 ti pp732 1410 211 25 " <br /> PURGE METHOD• CENTRIFUGAL PUMP <br /> SAMPLE METHOD 1'STAINLESS STEED,BAILER <br /> D T W.AFTER PURGE. D.T W.AT SAMPLE TIME 1227 <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK IS INSTALLED <br /> WELL LOCATION: SEE SITE MAP <br /> REMARKS GOOD RECHARGE <br />' WEATHER CLEAR WIND NW I O <br /> —QUALITY CONTROL- ALG PURGING EQ UIPMENT AND SAMPLING EQ UIPMEIVT WAS CLEANED IN THE <br /> FIELD WITHA STFAMCLFANER do ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT DOT l7 S5 GAL STEEL DR UM OR 60 GAL POLY DR UM <br /> INSTRUMENTATION' Y S I 3560 FLOWCELL Y S L DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I D <br />' KECK INTERFACE METER TURBIDITY METER <br />