Laserfiche WebLink
} <br /> Report: Groundwater-quality Monitoring—October 27, 2003: 7300 West Eleventh Street, Tracy, CA, Page 9 <br /> October 27, 2003 sampling round has been temporarily stored on the 7500 West Eleventh <br /> Street property in 55- gallon steel drums. <br /> Ce <br /> 2.3 Recovery of Groundwater Samples from Monitoring Wells <br /> } After purging, samples were recovered from Monitoring Wells MW-2, MW-3, MW-3-A, <br /> MW-4, MW-5, MW-6, MW-9, MW-10, MW-I1 and MW-12 using a disposable bailer. <br /> Water brought to the surface in the bailer was decanted so as to fill completely the clean <br /> glassware supplied by the laboratory. The sample vials and jars were then tightly closed, <br /> labeled for identification, entered into chain-of-custody control, packed on chemical ice <br /> and held in refrigerated storage until they were transported, within eight hours, to Severn <br /> Trent Laboratories' (STL) laboratory in Pleasanton, California for analysis. <br /> 2.4 Analyses of Groundwater Samples <br /> Each groundwater sample recovered was analyzed at the laboratory for the following <br /> suite of analytes. <br /> Analyte Method of Analysis <br /> Total Petroleum Hydrocarbons EPA Method 8015M <br /> (quantified as Diesel) <br /> .-� Total Petroleum Hydrocarbons EPA Method 8260B <br /> (quantified as Gasoline) <br /> Benzene EPA Method 8260B <br /> Toluene EPA Method 8260B <br /> lam° <br /> Ethylbenzene EPA Method 8260B <br /> Total Xylene Isomers EPA Method 8260B <br /> tertiary-Butyl alcohol EPA Method 8260B <br /> Methyl-tertiary butyl ether EPA Method 8260B <br /> Di-isopropyl ether EPA Method 8260B <br /> Ethyl tertiary-butyl ether EPA Method 8260B <br /> Tertiary-amyl methyl ether EPA Method 8260B <br /> 1,2 Dichloroethane EPA Method 8260B <br /> SJC <br /> y <br />