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ISE.-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 1998 <br /> SAMPLE LOCATION/MW - 8 DATE: 11/13/98 <br /> PROJECT NAME GEORGE'S SERVICE ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 1600 DURHAM FERRY ROAD SAMPLE TIME: 1430 <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.: 211 / 0 1632 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D.READING/ODOR: N/A NONE <br /> TOP OF CASING ELEVATION: MSL COLOR: LT BRN TO CLEAR <br /> DEPTH TO WATER: (feetlWth's) 974 FEEL' CALC.PURGE VOL.: 191 GAL <br /> DEPTH OF WELL: feet.100th's) 2150 FEET TOTAL VOLUME PURGED 6 GAL <br /> STANDING WATER COLUMN: 1176 FEET DEPTH OF PUMP: NIA FEET <br /> FIELD PARAMETERS <br /> • TIME CASING DRAW PUMPING PH E.C. TEMP. O.R.P. PLSSOLVEq TURBIDITY <br /> VOLUMI, DOWN RATE OXYGENJ COLOR <br /> PER PURGE (D T W) (GPNULPK (units) (UMMHOS) (Celsius) (Mvolts) (PP21D (N T U) <br /> 0 NIA 5 GPM 738 1402 214 38 N/A LT BRN <br /> 2 747 1222 22 62 CLEAR <br /> 4 " " 743 1204 221 47 " " <br /> 6 743 1201 221 42 " <br /> PURGE METHOD, CENTRIFUGAL PUMP <br /> SAMPLE METHOD 1'STAINLESS STEEL BAILER <br /> D T W AFTER PURGE: D T.W AT SAMPLE TIME 1514' <br /> WELL INTEGRITY. CAP&SEAL ARE SECURE AMERICAN LACK IS INSTALLED <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS SLOW RECHARGE <br /> WEATHER CLEAR WIND NW10 <br /> QUALITY CONTROL ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT D O T 17 SS GAL STEEL DRUM OR 60 GAL POLY DR UM <br /> INSTRUMENTATION Y S 13560 FLOWCELL Y S I DLSSOLVED OXYGEN MEFER <br /> SOLINIST SLOPE MEi'h:R TEMRMODINE ROB P I D <br /> KECK INTERFACE MEI'ER TURBIDITY METER <br />