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PARTI <br />Page No. 3 <br />Pemtit No.: CO-0027146 <br />PARTI <br />1. DEFINITION OF EFFLUENT LIMITATIONS <br />1. Effluent Limitations <br />Beginning no later than the effective date of this permit and lasting through the permit expiration, the pemuttee is authorized <br />to dischazge mine water and surface runoff from Outfalls 001, 002, 005, 007, 008, 009, 010, 011 012, 013, 014, 016. <br />In accordance with the Water Quality Control Commission Regulations for Effluent Limitations, Section 62.4, and the <br />Colorado Dischazge Pemrit System Regulations, Section 61.8(2), 5 C.C.R 1002-61, the permitted discharge shall not contain <br />effluent pazameter concentrations which exceed the following limitations specified below or exceed the specified flow <br />limitation. <br />a. Outfalls 001.002, 016 <br />Effluent Pazameter Dischazee Limitations <br /> 30-Dav Ave Daily Max <br />Flow, MGD Report Report <br />To[al Suspended Solids, mg/1 35 70 <br />Total &on, ug/1 3500 7000 <br />Oil and Grease, mg/I N/A 10 <br />pH, S.ll. (mlIIllnnm-maximnm) N/A 6.5-9.0 <br />Total Dissolved Solids, mg/1 Report Report <br />Whole Effluent Toxicity, Acute N/A LCso> 100% <br />b. Outfalls 005, 007.008.009.010.011, 014 <br />,BINARY LIMITATIONS <br />Effluent Parameter Discharge Limitations <br /> 30-Day Ave DaIlv Max <br />Flow, MGD Report Report <br />Total Suspended Solids, mgA 35 70 <br />Total Iron, ug/1 3500 7000 <br />Settleable Solids, ml/1 N/A Report <br />Oil and Grease, mgJl N/A 10 <br />pH, s.u. (minimum-maximum) N/A 6.5-9.0 <br />Total Dissolved Solids, mg/1 Report Report <br />ALTERNATE LIMITATIONS <br />Any dischazge or increase in the volume of a dischazge caused by precipitation within any 24-hour period less than or eoual to <br />the 10-year. 24-hour orecipitation event (or snowmelt of equivalent volume) >?>~ comply with the following limitations <br />subject to burden of proof requirements described in Part LA.2. <br />Effluent Pazameter Discharee Limitations <br /> 30-Dav Ave Daily Max <br />Flow, MGD Report Report <br />Total Suspended Solids, mg/1 Report Report <br />Total Iron, ug/1 Report Report <br />Settleable Solids, mUl N/A 0.5 <br />Oil and Grease, mg/1 N/A 10 <br />pH, s.u. (minimum-maxhnum) N/A 6.5-9.0 <br />Total Dissolved Solids, mg/1 Report Report <br />~e Part LC. for Defuutions. <br />iNDperBP.da <br />Revised 11/03/03 <br />