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<''y DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2005 <br /> SAMPLE LOCATION 1 MW- 7 DATE: 6/14/2005 <br /> ' PROJECT NAME: CU I-MR LUMBER ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 3430 S.ELDORADO SAMPLE TIME: 11:20 <br /> ' CITY,STATE: STOCKTON,CALIF. SAMPLE CONTAINERS: 2 VOA'S ! <br /> SITE CONTACT: PRESERVATIVES: HCL <br /> CONSULTANT: GEO-PHASE ENVIRONMENTAL LAB.ANALYSIS BY: SHERWOOD <br /> PROJECT MANAGER: STEVE LANKFORD MONUMENT: FLUSH <br /> ' SAMPLER: DEL-1LC14/DON LIGHT WELL CASING MATERIAL PVC <br /> SIGNED: �� WELL CASING DIA-: 2" / 0.1632 <br /> ' SAMPLE MEDIA: GROUNDWATER RLD.READING/ODOR: N/A FUEL <br /> TOP OF CASING ELEVATION: MSL COLOR: LIGHT GREY <br /> DEPTH TO WATER: (feet.100th's) 29.84 FEET CALL.PURGE VOL.: 2.47 GAL. <br /> DEPTH OF WELL: (feet.l00th's) 45.00 FEET TOTAL VOLUME PURGED: 7.42 GAL. <br /> STANDING WATER COLUMN: 15.16 FEET DEPTH OF PUMP: 44 FEET <br /> ! <br /> FIELD PARAMETERS <br /> ' TIME CUMULATIVY DRAW SUBMERM PH E. C. TEMP, O.R.P. DISSOLVED TURBIDITY <br /> CASING VOLUME DOWN RATE OXYGEN COLOR <br /> I ' PER PURGE (D.T.W.) (GPB11LPW (units) (UsMHOS) (Celsius) (Mvolts) (PPM) (N-T-U) <br /> 0 N/A .5 GPM 6.80 2045 19.7 -67 0.5 LT.GREY <br /> 2.47 6.82 2055 19.9 -69 0.24 " <br /> 4.95 6.82 2057 20.2 -75 0.15 " <br /> 7.42 6.84 2064 20.3 -86 0.11 " <br /> I <br /> PURGE METHOD: DEDICATED WATERRA PUMP. <br /> SAMPLE METHOD: DEDICATED WATERRA PUMP. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 34.25' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. AMERICAN LOCK INSTALLED. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: FLOATING PRODUCT. <br /> WEATHER: CLEAR/HOT WIND: NW5 <br /> QUALITY CONTROL: ALL PURGING EQUIPMENT AND SAMPLING EQUIPMENT WAS CLEANED IN THE <br /> FIELD WITHA STEAMCLE4NER&ALCONOX SOAP. NE'W NITRILE GLOVES. <br /> I ' CONTAINMENT: D.O.T. 1755 GAL STELLDRUM OR60GAL.POLYDRUM. <br /> INSTRUMI-NTATION: Y.S.I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER <br /> SOUNIST SLOPE METER THERMODINE 580E P.I.D. <br /> KECK INTERFACE METER TURBIDITY METER <br />