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i <br /> �4 DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> l MONITORING WELL FIELD LOG 2003 <br /> 7. <br /> SAMPLE LOCATION 1 MW 101 DATE 1/32004 <br /> PROJECT NAME. GEORGE'S SERVICE. ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 1600 DURHAM FERRY ROAD SAMPLE TIME: 13:20 <br /> CITY,STATE: TRACY, CA. SAMPLE CONTAINERS: 4 VOA'S <br /> SITE CONTACT: GEORGE&MAE PRESERVATIVES: HCL <br /> CONSULTANT GEOLOGICAL TECHNICS LAB ANALYSIS BY SHERWOOD LABS <br /> PROJECT MANAGER ERIC PRICE MONUMENT: FLUSH <br /> SAMPLER: DEL-TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DLA. : 2" / 0.1632 <br /> SAMPLE MED GROUNDWATER P.LD.READING/ODOR: NIA NONE <br /> TOP OF CASING ELEVATION: MSL COLOR: BROWN TO CLEAR <br /> DEPTH TO WATER: (feet.100th's) 12.99 FEET CALL.PURGE VOL.: 4.01 GAL. <br /> DEPTH OF WELL: (feet.100th's) 37.58 FEET TOTAL VOLUME PURGED: 12.04 GAL. <br /> STANDING WATER COLUMN: 24.59 FEET DEPTH OF PUMP: 37 FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E. C. TEMP. O.RP. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PERPURGE (D.T.W.) (GPM I PM) (units) (MsMHOS) (Celsius) (Mvolts) (PPM) (N.T.U.) <br /> 4 0 NIA 5 GPM 7.93 1393 18.6 21.8 1.76 BROWN <br /> . 4.01 7.94 1394 18.5 24.9 1.64 <br /> 8.03 7.87 1401 19.1 24 1.7 " <br /> 12.04 7.89 1399 19.1 23.9 1.62 CLEAR <br /> 71 <br /> PURGE METHOD. WATERRA PUMP. <br /> SAMPLE METHOD: WATERRA PUMP. <br /> D.T.W.AFTER PURGE: I).T.W.AT SAMPLE TIME: 15.96' <br /> L WELL INTEGRITY: CAP&SEAL ARE SECURE. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: GOOD RECHARGE. <br /> WEATHER: COLD/RAIN! WIND: NONE <br /> QUALITY CON'T`ROL: ALL PURGING EQUIPMENTAND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITH STEAMCLEANER&ALCONOX SOAP. NEWNITRILE GLOVES. <br /> CONTAINMENT: D.O.T.17 55 GAL.STEEL DRUM OR 60 GAL.POLY DR UM. <br /> INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.Sl DISSOLVED OXYGEN METER <br /> - SOLIINTIST SLOPE METER THERMODINE 580E P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br />