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• DEL-TECH GEOTECHNICAL SUPPORT SERVICES MONITORING WELL FIELD LOG 2000 SAMPLE LOCATION/MW- 5 DATE: 5117100 PROJECT NAME: OLIVAREZ PROPERTY ANALYSIS PERFORMED. SEE C OF C ADDRESS: 300 S.CALIFORNIA STREET SAMPLE TIME: 17:10 CITY,STATE: STOCKTON,CA. SAMPLE CONTAINERS: 2 V.O.A.'s SITE CONTACT: NONE PRESERVATIVES: HCL CONSULTANT: FOOTHILL ENG. LAB.ANALYSIS BY: SHERWOOD LABS ff PROJECT MANAGER: IRV MONUMENT: FLUSH SAMPLER: % o, DEL-TECH WELL CASING MATERIAL PVC SIGNED: WELL CASING DTA. : 2" / 0.1632 SAMPLE MEDIA: GROUNDWATER P.LD.READING/ODOR: N/A GAS TOP OF CASING ELEV ION: MSL COLOR: LIGHT GREY DEPTH TO WATER: feet.l00th's) 27.61 FEET CALC.PURGE VOL.: 11.972352 GAL. DEPTH OF WELL: (feet.l00th's) 100.97 FEET TOTAL VOLUME PURGED: 36 GAL. STANDING WATER COLUMN: 73.36 FEET DEPTH OF PUMP: TUBING FEET FIELD PARAMETERS TIME CUMULATIVE DRAW PUMPING pH E. C. TEMP. O.R.P. DISSOLVED TURBIDITY CASING VOLUME DOWN RATE OXYGEN COLOR PERPURGE (D.T.W.) (GPM/LPM) (units) (UMHOS) (Celsius) (Mvults) (PPM) (N.T.U.) 0 NIA .50 GPM 8.03 1459 22.9 -215 N/A LT. GREY 12 " 8.35 1429 21.8 -235 " 24 it 8.32 1406 21.6 -240 " 36 8.26 1409 22.5 -239 " PURGE METHOD: DEDICATED WATERRA PUMP. SAMPLE METHOD: DEDICATED WATERRA PUMP. D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 38.57' WELL INTEGRITY: CAP&SEAL ARE SECURE, WELL LOCATION: REMARKS: PURGED ONE DRUM OF WATER PRIOR TO MONITORING. WEATHER: CLEAR SKIES. WIND: NW5 QUALITY CONTROL: ALL PURGING E UIPMF_NT AND SAMPLING E' UIPMENT WAS CLEANED IN THE FIELD WITH A STEAMCLEANER&ALCONOX SOAP. NEW NITRILE GLOVES. CONTAINMENT: D.O.T. 1755 GAL.STEEL DRUM OR 60 GAL.POLYDRUM. INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER SOLINIST SLOPE METER THERMODINE 580B P.I.D. KECK INTERFACE METER TURBIDITY METER #OF DRUMS ON SIGHT. WATER: SOIL: