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<br /> <br />PART I <br />Page la of 14 <br />Permit No. CO-0027154 <br />A. TERMS AND CONDITIONS <br />1. Effluent Limitations <br />Beginning immediately and lasting through March 31, 1998, the permittee is authorized <br />to discharge within the limitations specified below, from outfalls 001, 002, 003, 004, <br />005, 006, 007, 008, 009, 010, 016, 017 and 019. <br />In accordance with the Water Quality Control Commission Regulations for Effluent <br />Limitations, Section 10.1.3, and State Discharge Permit System Regulations, Section <br />6.9.2, the permitted discharge shall not contain effluent parameter concentrations or <br />daily mass pollutant loadings which exceed the following limitations. <br />a);''•Qutfall 001 (normally continuous discharge from a post mining area with spoils <br />spring contribution) <br />Effluent Parameter <br />Flow, MGD <br />Total Suspended Solids, mg/1 <br />Total Recoverable Iron, mg/1 <br />Total Recoverable Manganese, mg/1 <br />Potentially Dissolved Copper, mg/1 n/ <br />Potentially Dissolved Silver, mg/1 D/ <br />pH, standard unite (minimum-maximum) <br />Oil and Crease, mg/1 (No visible sheen) <br />Electrical Conductivity, umho/cm <br />WET, Chronic Lethality <br />Through Harch 31, 1996 <br />Beginning April 1, 1996 <br />Discharge Limitation <br />30-Dav Avgy a/ Daily Max. <br />Report Report <br />35 70 <br />1.0 Report <br />Report d/f=~ Report <br />0.073 0.130 <br />Report Report <br />N/A 6.5-9.0 <br />N/A 10 <br />6485 Report <br />N/A Report <br />N/A See Part I.A.l.f) <br />ALTERNATE LIMITATIONS <br />Any discharge or increase in the volume of a discharge caused by precipitation within <br />any 24-hour period less than or equal to the 10-veer. 24-hour nrecioitation event (or <br />snowmelt of equivalent volume) may comply with the following limitations subject to <br />burden of proof requirements described in Part I.A.2. <br />See Part I.D. for Footnotes <br />Amendment No. 2 Issued 47 /f•'fy Effective OJ./~• i9l <br />