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Groundwater samples were collected using a disposable teflon bailer and placed into 40 mI VOA bottles <br /> and labeled to accordance with procedures outlined in the attached Appendix 1 These samples represented <br />' purged groundwater samples where at least 3 casing volumes of water had been removed from each well <br /> The water samples were handled and transported under accepted chain of custody procedures outlined m <br /> the PHSEHD-approved workplan to Ktff Analytical Laboratories,Davis, California After sampling <br /> Iactivities were concluded each of the wells were then secured <br /> All sampling equipment was decontaminated by Alqumox and followup distilled water rinse Rinse water <br /> I from decontamination of sampling equipment was placed in a 55 gallon drums and labeled as nonhazardous <br /> waste <br />' 2_2 Laboratory Attaiytical Methods <br /> The water samples were analyzed by KtffAnalytical LLC, Davis, California, California state certified <br />' analytical laboratory# 2236, using U S Environmental Protection Agency(USEPA)Test Method 8260B <br /> for benzene,toluene, ethylbenzene, xylene, and total petroleum hydrocarbon as gasoline Additional scans <br /> for oxygenates and lead scavengers were completed with the 8260B analysis as follows <br />' Methyl Tertiary Butyl Ether(MTBE) <br /> Di-isopropyl Ether(RIPE) <br /> Ethyl Tertiary Butyl Ether(ETBE) <br />' Tertiary Amyl Methyl Ether(TAME) <br /> Tertiary Butanol(TBA) <br /> 1,2-Dichloroethane(1,2-DCA) <br /> 1,2-Dibromoethane(1,2-EDB) <br /> Copies of the analytical laboratory reports and chain of custody documentation are attached to this report <br /> as Appendix 3 as Kiff Analytical Report#38730 and the analytical results tabulated in the attached <br /> Tables 3 and 4 <br /> I <br /> I <br /> 1 <br /> Main\Dw-nvtronrmnta]%ParmarTexaco\Rcpons\063004QMR wN 3 <br /> 1 <br />