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CAMB RIA <br /> Quarterly Sampling <br /> Groundwater samples were analyzed for total purgeable hydrocarbons as gasoline (TPHg) and <br /> total petroleum hydrocarbons as diesel (TPHd) by EPA Method 8015 (Modified) and benzene, <br /> toluene, ethylbenzene, xylenes (BTEX), and methyl tertiary butyl ether (MTBE) by EPA <br /> Method 8020 The groundwater sample collected from well S-2 was also analyzed for MTBE by <br /> EPA Method 8260A <br /> Field monitoring data and chemical analytical data are presented in a summary table in Blaine's <br /> groundwater monitoring report (Appendix A) Additional chemical analytical data, for fuel <br /> oxygenates, is summarized on Table 1 <br /> Conclusions and Recommendations <br /> Groundwater analytical data from this quarter are consistent with previous data Cambria will <br /> continue to monitor groundwater analytical data for this site to evaluate the need for further <br /> investigation If future groundwater analytical data indicates further investigation is warranted, <br /> we will make recommendations accordingly <br /> If you have any questions regarding the contents of this document, please call Joe Neely at <br /> (707) 933-2361 <br /> Sincerely, <br /> Cambria Environmental Technology, Inc <br /> /moi A�L -`j ' <br /> Lisa Summers <br /> Staff Scientist <br /> qjED GS <br /> 9LAI" �OS�eN W �F 0� <br /> ac O 'f'a <br /> Joe W Neely, RG <br /> Senior Project Geologist <br /> RG 6927 No 6927 ° <br /> Attachments SOF CAIN <br /> Table 1 Additional Groundwater Analytical Data <br /> Figure 1 Site Vicinity Map <br /> Figure 2 Groundwater Contour/Chemical Concentration Map <br /> Appendix A Blaine Tech Services, Inc - Groundwater Monitoring Report <br /> nnn7 <br />