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CGealogkal r I mics/W Page 7 <br />' Groundwater Monitoring Report <br /> Project No 723 2 <br /> June 15, 2004 <br /> 5 Ethanol <br />' • None of the shallow, intermediate or deep wells contained ethanol concentrations <br /> above the laboratory reporting limits <br />' The distribution of groundwater contaminants is summarized as follows <br />' (Note The Isoconcentration contours are generated utilizing the SURFER® computer <br /> modeling program We recognize that computer generated contour maps do not provide the <br /> most accurate representation of what is taking place to the field However, even hand- <br /> contoured map at hest provide a shadow of reality Both need to he looked at as <br /> interpretation, not reality) <br /> 1 TPH-G <br /> • Figure 4 illustrates the distribution of TPH-G in the shallow wells A localized high <br /> is centered in well MW-5 that attenuates to non-detectable levels in wells MW-7 & <br />' MW-9 The plume also attenuates to the east in the location of MW-8 <br /> • Figure 5 illustrates the distribution of TPH-G in the intermediate wells A localized <br /> high is centered in well MW-3 that attenuates to non-detectable levels in wells MW- <br /> 107 & MW-109 The plume also attenuates to the east in the location of MW-108 <br /> 8 Figure 6 illustrates the distribution of TPH-G in the deep wells A localized high is <br />' centered in well MW-208 and the concentrations attenuate to non-detectable levels <br /> in the southwest, west and northwest locations of MW-209, MW-101 & MW-207, <br /> respectively <br />' 2 MTBE <br /> • None of the monitoring wells contained MTBE above the laboratory reporting <br /> limits, and therefore contour diagrams were not produced <br /> 3 Benzene <br /> • Figure 7 illustrates the distribution of Benzene in the shallow wells A localized <br /> high is centered in well MW-5 that attenuates to the southwest, west and northwest ' <br /> locations of wells MW-9, MW-4 & MW-7, respectively The plume also attenuates <br /> to the east in the location of MW-8 <br />' • Figure 8 illustrates the distribution of Benzene in the intermediate wells A localized <br /> high is centered in well MW-3 that attenuates to the southwest, west and northwest <br /> locations of wells MW-109, MW-1 & MW-107, respectively The plume also <br />' attenuates to the east in the location of MW-108 <br /> • Figure 9 illustrates the distribution of Benzene in the deep wells A localized high is <br /> centered in well MW-208 and the concentrations attenuate to non-detectable levels <br /> in the southwest, west and northwest locations of MW-209, MW-101 & MW-207, <br /> respectively <br /> 1 <br />