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1 <br /> • DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> tMONITORING WELL FIELD LOG 1999 <br />' SAMPLE LOCATION I MW - s DATE: 4/28/99 <br />' PROJECT NAME: GEORGE'S SERVICE ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 1600 DURHAM FERRY ROAD SAMPLE TIME: 1100 <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 SRN TO CLEAR <br /> DEPTH TO WATER: (feet.100th's 1045 FEET CALC.PURGE VOL. 18 GAL <br /> DEPTH OF WELL: (feet.100th's) 2150 FEET TOTAL VOLUME PURGED: 6 GAL <br />' STANDING WATER COLUMN: 1105 FEET DEPTH OF PUMP: NIA FEET <br /> FIELD PARAMETERS <br /> Ile , <br /> TIME CASINGDRAW PUMPING pH E.C. TEMP. O.R.P. LSSOLVE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T.W.) (GPMII.PM) (units) {UmIV1fI05} (C .) (Myons) (PPM) (N T U) <br />' 0 NIA 5 GPM 734 1260 203 4 NIA LT BRN <br /> 2 1. 1. 749 1190 235 -60 " <br /> 4 753 1120 22 -71 " <br />' 6 755 1140 23 -82 " <br /> PURGE METHOD CENTRIFUGAL PUM P <br /> SAMPLE METHOD 1'STA NLPSS STEEL BAILER <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 1184 <br />' WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK IS INSTALLED <br /> WELL LOCATION SFE STPE MAP <br /> REMARKS SLOW RECHARGE <br />' WEATHER CLEAR WIND NW 10 <br /> QUALITY CONTROL ALL PURGING E UIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> ' FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT DO T 17 55 GAL STEEL DRUM OR 60 GAL.POLY DRUM <br /> INSTRUMENTATION Y S I 3560 FL.OWCELL Y S I DISSOLVED OXYGEN METER <br /> SOLINIISP SLOPE NMIER T ERMODINE 580B P I D <br /> KECK INTERFACE METER TURBIDITY NWTER <br /> 1 <br />