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Table 4 <br /> Contaminants of Concern <br /> l Maximum EPA Nadonal <br /> Contaminant Medium Frimary Drinking EPA Soil <br /> Concentration 3 Screening Leve <br /> l4 <br /> Stamdard <br /> 1,2-dichloropropnae water 69,2 5 <br /> 1,2,3-trichloropropane water 74.6 NA <br /> Nitrate/Nitrite water 228,000 10,000 <br /> Ammonia water 886,000 NA <br /> Footnotes: <br /> 1 <br /> Indicate type of medium(i.e.soil,water,sludge,etc.). <br /> 2 <br /> Indicate the maximum concentration detected for the contaminant. Indicate liquids inµg/1 and solids in mg/kg. <br /> 3 <br /> For liquids,determine if the maximum concentration detected exceeds 5 times the EPA Primary Drinking Water Standard <br /> for the contaminant (Only contaminants that meet this criteria need to be entered onto the table). <br /> 4 <br /> For solids,determine if the maximum concentration detected exceeds 5 times the EPA Soil Screening Level for the <br /> contaminant. (Only contaminants that meet this criteria need to be entered onto the table). <br /> Table 4.doc <br /> 20 February 2004 <br />