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BROWN & ROOT ENVIRONMENTAL <br /> GROUNDWATER SAMPLE COLLECTION RECORD <br /> Site Name E-Z Serve #100978 <br /> Job # MY41 <br /> Date MY4196 <br /> Location }0}2 W Yosemite Ave, Manteca, CA Well ID MW-2 <br /> Samplers T Nicotera\A Lamb <br /> eather Clear and sunny —75°F <br /> WATER COLUMN INFORMATION (ft ) Ill TOC Elevation 98 34 <br /> a Depth to Water }5 13 20 <br /> 0� Water Table Elevation 8321 <br /> b Total Wel! Depth Well Diameter 4" <br /> 25 2 <br /> c Length of water column <br /> 1007 <br /> d Well Casing Volume -6 59 <br /> e [1) All datum are reletive to a <br /> Well Screen Length 10' <br /> f TOTAL WELL VOLUME 59� measurment point located on <br /> �� the TOC <br /> WELL PURGING DATA <br /> a 2" Grundfros Redl-Flow submersible pump <br /> Purge Method <br /> b Purge Vol I@ 6 59 gal per well vol ) 32 93 <br /> c Field Water Quality Monitoring Equipment pH - Cole Palmer 5900-00, Cond - Hanna H18733 <br /> d Pump Flow Rate 1 0 gprn <br /> e 17-H - 55 gallon drums <br /> Method of Purge Water Disposal <br /> Specific <br /> Volume Deacnpt,om odor comments <br /> I <br /> Removed We l Tures TOc pH Conductance <br /> LID <br /> Sample i <br /> 24 c7 I'y <br /> SAMPLE COLLECTION METHOD <br /> Method Disposable Teflon Bader <br /> Sample Containers 140 mi VOA vials <br /> ' Sample Preservation HCL and ICE to 4°c <br /> Analyses EPA Method 8020 + MTBE, EPA Method 8015 mod. - TPHg <br /> Laboratory Centrum Analytical Laboratories, Inc located in Redlands, CA <br /> COMMENTS <br /> i <br /> I <br /> E , <br /> f ' <br />