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Part I <br />Permit No: CO-0000213 <br />Page 11 <br />Outfa11009A-013A (Continued) <br />ALTERNATE LIMITATIONS <br />Any discharge or increase in volume of a discharge caused by precipitation within any 24-hour period gxeater than the <br />10-year, 24-hour event (or series of storms or snowmelt of equivalent volume) >??~ comply with the following <br />limitations subject to burden of proof requirements described in Part I.A.3. <br />Effluent Parameter <br />Flow, MGD <br />Total Suspended Solids (TSS), mg/1 <br />pH, s.u. (minimum-maximum) <br />Oil and Grease, mg/1 <br />Total Iron, ug/1 <br />Total Mercury, ug/1 <br />Total Ammonia as N, mg/1 <br />Total Dissolved Solids, mg/1 <br />Settleable Solids, mUl <br />Whole Effluent Toxicity, Acute <br />MN 07 <br />Effluent Parameter <br />Total Arsenic, ugQ <br />Potentially Dissolved Cadmium, ugQ <br />Potentially Dissolved Trivalent Chromium, ugQ <br />Potentially Dissolved Copper, ugQ <br />Potenttally Dissolved Nickel, ugQ <br />Potentially Dissolved Silver, ugQ <br />Potentially Dissolved Zinc, ugQ <br />MN 08 <br />Effluent Parameter <br /> Effluent Limitations <br /> Maximum Concentrations <br />30-Dav Averaee 7-Dav Averane Daily Maximum <br />Report NA Report <br />Report NA Report <br />NA NA 6.5-9 <br />NA NA 10 <br />Report NA Report <br />Report NA Report <br />Report NA Report <br />Report NA .Report <br />Report NA Report <br />NA NA LC50 >100% <br />Effluent Limitations <br />Ma ximum Concentrations <br />30-Dav Averaee 7-Day Averaee Dail y Maximum <br />Report NA Report <br />Report NA Report <br />Report NA Report <br />Report NA Report <br />Report NA Report <br />Report NA Report <br />Report NA Report <br />Effluent Limitations <br />Total Arsenic, ugQ <br />Potentially Dissolved Cadmium, ugQ <br />Potentially Dissolved Trivalent Chromium, ugQ <br />Potentially Dissolved Copper, ugQ <br />Potentially Dissolved Lead, ugQ <br />Potentially Dissolved Manganese, ugQ <br />Potenttally Dissolved Nickel, ugQ <br />Potentially Dissolved Selenium, ugQ <br />Potentially Dissolved Silver, ugQ <br />Potentially Dissolved Zinc, ugQ <br />See Part I.C. for Definitions. <br />Maximum Concentrations <br />30-Da Average 7-Dav Average Daily Maximum <br />Report NA Report <br />Report NA Report <br />Report NA Report <br />Report NA Report <br />Report NA Report <br />Report NA Report <br />Report NA Report <br />Report NA Report <br />Report NA Report <br />Report NA Report <br />AMENDED: OCTOBER 24, 2007 EFFECTIVE: DECEMBER 1, 2007 EXPIRATION: MARCIi 31 2012 <br />Attachment 2.05.3(3)-18-13 <br />