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Fo <br /> f• DEL-TECHGEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 1999 <br /> 1 <br /> SAMPLE LOCATION/MW - 102 DATE: 4128199 <br />' PROJECT NAME: GEORGE'S SERVICE ANALYSIS PERFORMED. SEE CHAIN OF CUSTODY <br /> ADDRESS. 1600 DURHAM FERRY ROAD SAMPLE TIME: 1507 <br /> CITY STATE: TRACY,CA SAMPLE CONTAINERS. 2 VOA'S& 1 BLANK <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: GROUNDWATER P.I.D.READING/ODOR: NIA NONE <br /> TOP OF CASING ELEVATION: MSL COLOR: LT BROWN TO CLEAR <br /> DEPTH TO WATER: feet.100th's 1049 FEST' CALC.PURGE VOL.. 625 GAL <br /> DEPTH OF WELL: (feet.100th's) 4880 FEET TOTAL VOLUME PURGED 195 GAL <br />' STANDING WATER COLUMN: 3831 FEET DEPTH OF PUMP: N/A FEET <br /> FIELD PARAMETERS <br /> TIME CASING DRAW PUMPING pH E.C. TEMP. O.R.P. ISSOLVE TURBIDITY <br /> VOLUMEDOWN RATE OXYGEN COLOR <br /> PERPURGE (D T W) (GPMILPM) (units) (U-MHOS) (Cdous) (Mvolis) r (PPM) (N T U) <br /> 0 N/A 5 GPM 729 1438 245 -81 NIA LT BRN <br /> 65 738 1419 198 -60 CLEAR <br /> 13 758 1386 195 -42 " <br /> 195 740 1384 198 -37 " <br /> PURGE METHOD CENTRIFUGAL PUMP <br /> SAMPLE METHOD F STAINLESS STEEL.BAILER <br />' D T.W AFTER PURGE. D T W AT SAMPLE TIME 1755 <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK IS INSTALL® <br /> WELL LOCATION SEE SITE MAP <br />' REMARKS GOOD RECHARGE <br /> WEATHER CLEAR WIND NW10 <br /> UALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STE"CLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT DO T 1755 GAL STEEL DRUM OR 60 GAL POLY DRUM <br /> INSTRUMENTATION Y S 13560 FLOWCELL Y S L DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER THERMODINE 580B P I.D <br /> KECK WrERFACE METER TURBmn y METER <br />