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I <br /> • I <br /> E <br /> TABLE 2 -GROUNDWATER HEMICAL ANALYTICAL DATA <br /> �( evron ervice Station #9-1848 <br /> C' 1257 Yosemite Avenue <br /> / Manteca, California <br /> Ethyl- Total <br /> • Sample lD Date TPHg' Benzene Toluene' ben ene' xylenes' Oxygenates Methanol <br /> Collected (ppb) (ppb) ( h) (ppb. (Ppb) ( b) (ppb) <br /> B1 8125197 <50 <0 50 <0 50 <0 50 <0 50 ND <1000 <br /> B2 8125197 <50 <0 50 <0 50 <0 so <0 50 ND <1000 <br /> I <br /> B3 8125/97 <50 <0 50 <0 50 <0 50 <0 50 ND <1000 <br /> B4 8125197 <50 <0 50 <0 50 <0 50 <0 s0 ND <1000 <br /> Explanation Analytical Laboratory <br /> TPHg Total Petroleum Hydrocarbons as gasoline Sequoia Analytical (FLAP €11210) <br /> BTEX benzene, toluene, ethylbenzene, total xylenes Analytical Methods <br /> ppb parts per billion TPHg/BTEX. EPA Method 8015 Modified/8020 <br /> ND = analytes not present above stated Oxygenates EPA Method 82602 <br /> Itrmt of detection Methanol EPA Method 8015 Modified <br /> Groundwater samples were analyzed for TPHg/BTEX after the 14-day holding period <br /> 2 Refer to laboratory reports for other volatile organics listed under EPA Method 8260 <br /> 639201-3 <br />