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MEOMAIMIX <br /> TABLE 3 Page 3 of 3 <br /> GROUNDWATER ANALYTICAL DATA <br /> Volatiles (U S.EPA Method 8260B) Dissolved <br /> Monitormg Tpgg2 Results inµg/L; Lead <br /> Well, Date B T E XMtBE <br /> MW3-6 08/22/03 7,970 1,890 614 658 249 na na <br /> continued 10/16/03 688 875 253 166 827 na na <br /> 02/26/04 312 792 207 106 545 na na <br /> 04/01/04 2,900 890 430 320 91 na na <br /> 05/18/045 ns ns ns ns ns ns ns <br /> 05/21/04 327 411 176 j 114 450 na na <br /> 1 Monitoring well locations are shown on Figure 2 <br /> 2 TPHg=total petroleum hydrocarbons quantified as gasoline analyzed using U S Environmental Protection Agency <br /> (EPA)Method 8015M or 8260B Results reported in micrograms per titer(gg/L) <br /> 3 B=benzene,T=toluene E=ethylbenzene,X=total xylenes(sum of m,p-xylene and o-xylene) <br /> MtBE=methyl ternary butyl ether Results reported to pg/L na=not analyzed for constituent <br /> ND=not detected for constituent ns=not sampled U=data are qualified as not detected <br /> because concentration is less than five times the blank concentration <br /> 4 Dissolved lead analyzed using U S EPA Method 6010B Results reported in gg/L, <br /> 5 Wells MW3-I and MW3-6 were not sampled an May 18,2004 <br /> 406 Well MW3-3 was not sampled because a temporary earth ramp covered the well location <br /> 7 Sample was also analyzed for 1,2-dichloroethene dusopropyl ether,ethyl tertiary butyl ether and tertiary amyl methyl <br /> ether using EPA Method 8260 These constituents were not detected <br /> 8 <=less than the detection limit for purpose of reporting <br /> i <br /> } <br /> e <br /> } <br /> 7 <br /> _i <br /> i <br /> t <br /> I TRO]ECI\600t WA17 000/6437 22 <br />