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Conestoga-Rovers & Associates <br /> Table 2.Groundwater Elevation and Analytical Data-JIMCO Truck Plaza,1022 Frontage Road,Ripon,CA <br /> Well ID Depth to Groundwater Ethyl- <br /> (TOC) - Date Groundwater Elevation TPHd TPHmo TPHg Benzene Toluene. benzene Xylenes MTBE.,. DIPE ETBE TAME TBA. EDB Ethanol Methanol 1,2-DCA -- <br /> (feet) (msl) pg/L <br /> MW-9(RFS) 5142005 - - (b0) - <50 <0.5 <0.5 <0.5 <1.2 NA(<I) <I <I <I <10 <0.5 - 78 <br /> 8/172005 - - (<50) - <50 <0.5 <0.5 <0.5 <1.2 NA(<I) <I <I <I <I0. <0.5 - - IO <br /> 11212005 - - (<50) - <50 <0.5 <0.5 <0.5 <1.2 NA(<I) <1 <I <I <to <0.5 - - 20 <br /> 2/102006 - - (<50) - <50 <0.5 <0.5 <0.5 <1.2 NA(<I) <I <I <I <10 <0.5 - - 54 <br /> 5/152006 •- --- (<50) - - <50 <0.5 <0.5 <0.5 <1.2 NA(<I) <1 <I <I <10 <0.5 - .-- 22 <br /> MW-10(RFS) 5/4/1005 - - (<50) - - <50 <0.5 <0.5 <0.5 <1.2 NA(<I) <1 <I <1 <10 <0.5 - - 73 <br /> 8/172005 - -- (<50) - <50 <0.5 <0.5 <0.5 <1.2 NA(<I) <I <I <1 <10 <0.5 - - <0.5 <br /> 11/21/2005 - - (<50). - <50 <0.5 <0.5 <0.5 <1.2 NA(<I) <I <I <I <10 <0.5 - - 48 <br /> 2/102006 - - (<50) - <50 <0.5 <0.5 <0.5 <1.2 NA(<I) <I <1 <I <10 <0.5 - - 7 <br /> 5/152006 - - (<50) - <50 <0.5 <0.5 <0.5 <I.2 NA(<I) <I FI ,<I <10 <0.5 - - 7 <br /> Notes:' <br /> Not Applicable - <br /> <n=Not detected in sample above n pg/L - <br /> TPHd=Total petroleum hydrocarbons as diesel analyzed by modified EPA Method S W8015C with silica gel cleanup,and without silica gel cleanup in parenthesis. <br /> TPHmo=Total petroleum hydrocarbons as motor oil analyzed by modified EPA Method S W8015C with silica gel cleanup,and without silica gel cleanup in parenthesis. . <br /> TPHg=Total petroleum hydrocarbons as gasoline=lyzed by modified EPA Method S W8015C. - - <br /> MTBE=Methyl tertiary-butyl ether analyzed by EPA Method SW8021 B,and by EPA Method S W8260B in parenthesis. - <br /> DIPE,ETBE,TAME,TBA,EDB,and 1,2-DCA=Di-isopropyl ether,ethyl tertiary-butyl ether,tertiary-amyl methyl ether,tertiary butyl alcohol,ethylene dibromide,and 1,2-dichlorcethatte analyzed by EPA Method S W8260B. <br /> Data prior to January 2005 collected by Advanced GmEnvironmemal,Inc -All wells were resurveryed by Morrow Surveying of West Sacramento on April t,2005,and well elevations tied to local benchmark BMHM-37 Elev 56.507.Coordinate datum used was NAD 83(1996). <br /> MW-9(RFS)-Monitoring wellowned by Ripon Farm Service - <br /> Wells MW-6,MW-7,and MW-8 were transfrered from RFS to Olympian JV in the third quarter of 2006.Cambria Began sampling wells MW-6,MW-7,and MW-8 on August 16,2006. <br /> =grab samples collected as split samples by TEC Accutite as part of a subsurface investigation by Advanced GeoEnvironmental related to the adjacent Ripon Farm Service property - - <br /> H=See,laboratory report for notes and/or a description ofcltrenatogram pattern - - <br /> C) <br /> I:OR\Olympia n\1022 Frontage Road,Ripon\Tabte tITablesGW _ 8 of.8 - <br />