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BROWN & ROOT ENVIRONMENTAL <br /> GROUNDWATER SAMPLE COLLECTION RECORD <br /> Site Name E-Z Serve #100966 Job # MY47 <br /> Location 2537 Waterloo, Stockton, CA Date 6115/96 <br /> Samplers T Nicotera\A Lamb Well ID MW-3 <br /> eather Clear and sunny --78 OF <br /> WATER COLUMN INFORMATION Ift ) Ill 9610 <br /> a Depth to Water 5269 <br /> TOC Elevation <br /> b Total Well Depth 89 96 Water Table Elevation 4341 <br /> 4" <br /> c Length of water column <br /> 3727 Well Diameter <br /> d Well Casing Volume 2437 <br /> e Well Screen Length 10, (1l All datum are reletive to a <br /> f TOTAL WELL VOLUME 2437 measurment point located on <br /> the TOC <br /> WELL PURGING DATA <br /> 2" Grundfros Redi-Flow submersible pump <br /> a Purge Method <br /> b Purge Vol i@ 24 37 gal per well vol } 121 87 <br /> c pH - Cole Palmer 5900-00, Cond - Hanna H18733 <br /> Field Water Quality Monitoring Equipment <br /> d Pump Flow Rate 1 0 gpm <br /> e Method of Purge Water Disposal 17-H - 55 gallon drums <br /> Volume Specific Descnptlorn Odor Comments <br /> Removed ( al 1 Time T°c PH Conductance <br /> 7.! <br /> 30 1$ <br /> S1542- Z4 <br /> lr <br /> Sample -6� <br /> SAMPLE COLLECTION METHOD <br /> Method Disposable Teflon Bailer <br /> Sample Containers 40 ml VOA vials <br /> Sample Preservation! HCL and ICE to 41c <br /> Analyses EPA Method 8020 + MTBE, EPA Method 8015 mod - TPHg <br /> Laboratory Centrum Analytical Laboratories, Inc located in Redlands, CA <br /> COMMENTS <br />