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c Chromium <br /> Copper <br /> c Cyanide <br /> 1 Lead <br /> n Nickel <br /> s Silver <br /> z Zinc <br /> (4) <br /> Significant Industrial Users (SIU) who have not been given an allocation for one of <br /> the pollutants listed above shall notify the City of South Bend at least 90 days in <br /> advance of a change in the characteristics of their wastewater that would increase the <br /> expected concentration of that pollutant in their wastewater discharge. In addition, <br /> the City may determine at any time that an SIU wastewater discharge requires a <br /> limitation for a pollutant, regardless of the concentration levels listed below, and may <br /> then develop a limit based on the MAIL. In any case, SIU discharge that is found to <br /> contain in excess of the following concentrations will be reviewed for the need for a <br /> limit. The Director may require more sensitive analysis when results are reported as <br /> less than the following concentrations or less than greater concentrations: <br /> Arsenic-0.2 mg/L <br /> Cadmium-0.1 mg/L <br /> Chromium-2.0 mg/L <br /> Copper-0.3 mg/L <br /> Lead-0.3 mg/L <br /> Nickel-0.3 mg/L <br /> Silver-0.2 mg/L <br /> Zinc-0.3 mg/L <br /> Cyanide-0.1 mg/L <br /> SECTION II. This ordinance shall be in f7any effect from and after its passage by <br /> the Common Council, approval of the Mayor bl icatio uired by law. <br /> Tim Scott, esi ent <br /> South Bend Common Council <br /> Attest: <br /> Kar emah N. Fo 1er, Oity Clerk <br /> Office of the City Clerk <br /> Presented by me, the undersigned Clerk of the City of South Bend, to the Mayor of the <br /> City of South Bend, Indiana on the Q* day of J , 2018, at 41 <br /> o'clock m. <br /> eemah N. Fowler, City Clerk <br /> Office of the City Clerk <br />