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i <br /> .� DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 1999 <br /> SAMPLE LOCATION/MW - 8 DATE: 919199 <br /> PROJECT NAME- GEORGE'S SERVICE ANALYSIS PERFORMED- SEE CHAIN OF CUSTODY — <br /> ADDRESS 1600 DURHAM FERRY ROAD SAMPLE TIME 1427 <br /> CITY STATE- TRACY.CA SAMPLE CONTAINERS. 2 VOA'S& 1 BLANK <br /> SITE CONTACT: GEORGE OR MAE PRESERVATIVES HCL <br /> I.CONSULTANT: GEOLOGICAL TECHNICS INC LAB.ANALYSIS BY BSK LABS <br /> PROJECT MANAGER RAY OR MIKE MONUMENT- FLUSH <br /> SAMPLER: DET:TECH WELL CASING MATERIAL PVC <br /> SIGNED• WELL CASING DIA.- 2" 1 01632 <br /> SAMPLE MEDIA: U 0 GROUNDWATER P.I.D.READING I ODOR NIA NONE <br /> TOP OF CASING ELEVATION: MSL COLOR. BROWN <br /> DEPTH TO WATER: (feeL100th's) 871 FEET CALC.PURGE VOL• 208 GAL <br /> DEPTH OF WELL: (feeL100th's) 2150 FEET TOTAL VOLUME PURGED- 6 GAL <br /> STANDING WATER COLUMN: 1279 FEET DEPTH OF PUMP- NIA FEET <br /> FIELD PARAMETERS <br /> TIME cAmc. DRAW PUMPING pH E.C. TEMP. O.R.P ISS LVEE TURBIDITY <br /> VOLUME DOWN RATE OXYGEN COLOR <br /> PERPURGE (D.T W) (GPM/L,PM) (malts) (UMMHOS) (C"-) (Mvolts) (PPw (N T U) <br /> 0 NIA 5 GPM 750 1076 23 2 -33 NIA BROWN <br /> DRY 2 762 962 225 -37 <br /> DRY 4 760 960 209 -40 " <br /> IDRY 6 7 64 452 217 -48 " <br /> PURGE METHOD CENTRIFUGAL PUMP <br /> SAMPLE METHOD 1'STAINLESS STEEL BAILER <br /> D T W AFTER PURGE D T W AT SAMPLE TIME 1103' <br /> WELL INTEGRITY CAP&SEAL ARE SECURE AMERICAN LOCK IS INSTALLED <br /> WELL LOCATION. SEE SITE MAP <br /> REMARKS SLOW RECHARGE <br /> WEATHER CLEAR WIND NW 10 <br /> QUALITY CONTROL ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH A STEAMCLEANF 2 do ALCONOX SOAP NE'W NFI'RILE GLOVES <br /> CONTAINMENT D O T 17 55 GAL, STEEL DR UM OR 60 GAL POLY DR UM <br /> INSTRUMENTATION Y S I 3560 FLOWC.ELL Y S I DISSOLVED OXYGEN METER <br /> SOUNISf SLOPE MMER TIERMODWE 580B P ID <br /> KECK INTMF'ACE NEPER TURBIDUY METER <br /> i <br /> i <br /> i <br />