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LIGHT, AIR & SPACE CONSTRUCTION <br /> ENVIRONMENTAL SERVICES COMPANY <br /> State Contractor's License Number 445403 <br /> State EPA R.E.A.Number 04072 <br /> Officc 408-979-0661 <br /> this did not resemble typical diesel pattern. See laboratory reports for complete results. <br /> Table 4. Groundwater Monitoring Well Chemical Analysis Results <br /> December 2,2008 and March 17,2009 <br /> Well TPHO TPHG Ben Tol I Ethyl I Xyl TBA MTBE DIPE ETBE TAME 1-2, EDB Eth Meth <br /> Number DCA <br /> U U _!12A Ug1l U A U I UgA UnA U l U I UgA U I Uoll U I U /) <br /> Sampled Dec. <br /> 2 2008 <br /> MW-1 NO 69" NO< ND< ND< ND< NO< ND< NO< ND< ND< NO< ND< ND< ND< <br /> <1.0 0.5 0.5 0.5 0.5 11 0.5 0.5 0.5 0.5 0.5 0.5 110 0.00055 <br /> MW-2 NO NO ND< ND< ND< ND< ND< ND< ND< ND< NO< ND< ND< NDc ND< <br /> <1.0 455 0.5 0.5 0.5 0.5 11 0.5 0.5 0.5 0.5 0.5 0.5 110 0.00055 <br /> MW-3 NO NO ND< ND< ND< ND< ND< 3.99 ND< ND< ND< ND< ND< ND< ND< <br /> <1.0 <55 0.5 0.5 0.5 0.5 11 0.5 0.5 0.5 0.5 0.5 110 0.00055 <br /> Water NO NO NO< ND< ND< ND< ND< ND< ND< ND< NO< ND< NO< ND< ND< <br /> Well <1.0 455 0.5 0.5 0.5 0.5 11 0.5 0.5 0.5 0.5 0.5 0.5 110 0.00055 <br /> Sampled March <br /> f7 2009 <br /> MW-1 NO NO NDc NO< NO< ND< ND< NO< ND< NO< ND< ND< NO< ND< ND< <br /> <1.0 <50 0.5 0.5 0.5 0.5 11 0.5 0.5 0.5 0.5 0.5 0.5 110 0.00055 <br /> MW-2 NO NO ND< ND< ND< ND< NO< ND< ND< NO< NO< ND< ND< ND< NO< <br /> 0.0 <50 0.5 0.5 0.5 0.5 11 0.5 0.5 0.5 0.5 0.5 0.5 110 0.00055 <br /> 11A1N-3 NO NO ND< ND< <br /> 5ND< NO< NO< 4.0 ND< ND< NO< NO< ND< ND< ND< <br /> c1.0 <50 0.5 0.5 0.5 0.5 11 0.5 0.5 0.5 0.5 0.5 110 0.00055 <br /> State None None 5 150 300 1750 None 13 1 None None None 0.5 None None None <br /> !NGLs <br /> Ugll - Micrograms per liter. ND - None detected. " - Laboratory reports that this TPHG result did not did not <br /> resemble typical gasoline pattern. See laboratory reports for complete results. MCLS - Maximum Contaminant <br /> Levels.State of California MCL data from 2008 update to A"Compilation of Water Quality Goals,"Aug.2007. <br /> Page 13 of 16 <br /> MAIN OFFICE - 1707 LITTLE ORCHARD STREET,SUITE A -SAN JOSE"CA-95125 <br /> MAILING ADDRESS+P.O.Box 36303•SAN JOSE•CA a 95158-6303•4081979-0661 •40M79-0621 FAX•LASCONST@AOL.COM E-MAIL <br /> GENERAL AND ENGINEERING CONTRACTOR•HAZARDOUS SUBSTANCE REMOVAL CONTRACTOR•SITE ENVIRONMENTAL ASSESSMENTS <br /> WETLAND AND RIPARIAN HABITAT-ASSESSMENT-DESIGN-RESTORATION-CONSTRUCTION-MITIGATION MONITORING <br />