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DEL-TECH GEOTECWCAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 1999 <br /> SAMPLE LOCATION/MW- 105 DATE: 4/28/99 <br /> PROJECT NAME: GEORGE'S SERVICE ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 1600 DURHAM FERRY ROAD SAMPLE TIME: 1400 <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 M]DM MONUMENT: FLUSH <br /> SAMPLER: DEL TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DIA.: 2" / 01632 <br /> SAMPLE MEDIA GROUNDWATER P.LD.READING/ODOR: NIA NONE <br /> TOP OF CASING ELEVATION: MSL COLOR: LT BROWN TO CLEAR <br /> DEPTH TO WATER: (feeLlOOth's) 1044 FEET CALL.PURGE VOL.: 371 GAL <br /> DEPTH OF WELL: (feeLlOOth's) 3320 FEET TOTAL VOLUME PURGED: 12 GAL <br /> STANDING WATER COLUMN: 2276 FEET DEPTH OF PUMP: NIA FEET <br /> 1 . 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) (GPM/LPM) (units) (UmMHOS) (Cdwus) (Mvolts) (PPM) (N T U) <br /> 0 NIA 5 GPM 740 1316 205 1 -33 NIA LT BRN <br /> 4 " 733 1347 203 -61 „ CLEAR <br /> 8 733 1332 204 -52 <br /> 12 733 1343 206 -54 " <br /> PURGE METHOD CENTRIFUGAL.PUMP <br />' SAMPLE METHOD I'STA]NLESS STEEL BAILER <br /> D T.W AFTER PURGE. D T W AT SAMPLE TIME 1127 <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK IS INSTALLED <br />' WELL LOCATION SFE SITE MAP <br /> REMARKS GOOD RECHARGE <br />' WEATHER. CLEAR WIND NW IO <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 O T 17 55 GAL STEEL DRUM OR 60 GAL.POLY DRUM <br />' INSTRUMENTATION Y S 13560 FLOWaaL Y S I DISSOLVED OXYGEN MEM <br /> SOLINIST SLOPE IvMIFR TTERMODINE 580E P IM <br />' KECK INTERFACE ME= T{JRBIDI'TY METER <br /> 1 <br />