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ATTACIMM14T 3 <br /> Municipal Utilities Department <br /> Regional Wastewater C ntrol Facility <br /> Part C - Pumping Plan <br /> Contaminant Discharge Calculations <br /> C4. Calculations of proposed maximum contaminimt discharge to the treatment facility: <br /> Maximum Contaminant Concentrations ip Soil <br /> Contaminant Concentration oncentration <br /> (Ppm) (ml/f) <br /> Benzene 0.0075 0.0075 <br /> Toluene 0.0031 0.0031 <br /> Ethylbenzene <0.0005 <0.0005 <br /> Total Xylenes 0.190 0.190 <br /> TPHg 3.10 3.10 <br /> TPHd <0.50 <0.50 <br /> Conversion factor (Cf) for mg/f to lb. discharged at a maximum volume of 60,000 gallons: <br /> Cf = 5.01 x 10' flb./mg <br /> Benzene: 0.0075 mg/f x Cf = 3.8 x 10,3 lb. <br /> Toluene: 0.0031mg/f x Cf — 1.6 x 10-3 lb. <br /> Ethylbenzene: 0.0005 mg/f x Cf = 2.5 x 101 lb. <br /> Total Xylenes: 0.19 mg/.f x Cf = 9.5 x 10' lb. <br /> TPHg: 3.1 mg/f x Cf 1.6 lb. <br /> TPHd: 0.5 mg/f x Cf — 2.5 x 10-' ib. <br /> P,nj nisklSWRPRMiT.93 <br />