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WE <br />PARTI <br />A. DEF7NMON OF EFFLUENT 12MTATIoNS <br />1. Effluent Limitations <br />PART I <br />Page No. 3 <br />Permit No.: C00048275 <br />Beginning no later than the effective date of this permit and lasting through the expiration date of the permit, the permittee is <br />authorized to discharge from Outfalls 002, (400 26-42'N, 1070 7.95' W) 003 (40,126.631 N, 1070 8.32' W), and 004 (400 <br />24.0' N, 107 ° 6.78' W). WET testing requirements are included under Outfail WTA, for OutfMh 002 and 003 combined. <br />In accordance with the Water Quality Control Commission Regulations for Effluent Limitations, Section 62.4, and the <br />Colorado Discharge Permit System Regulations, Section 61.8(2), 5 C.C.R. 1002 -61, the permitted discharge shall not contain <br />effluent parameter concentrations which exceed the following limitations specified below or exceed the specified flow <br />limitation. <br />a. Outfafls 002 and 003 <br />Effluent Limitations <br />Effluent Parameter <br />Effluent Limitations <br />30- Dwy <br />Average <br />Maximum Concentrations <br />Ma2dmum <br />Flow, MGD <br />30-Day <br />Average <br />7 -Day Average Daffy <br />Maximum <br />Flow, MOD <br />Report <br />NA <br />Report <br />pH, sm. (minimum- maximum) <br />NA <br />NA <br />6.5-9 <br />Oil and Grease, mg/l <br />NA <br />NA <br />I0 <br />Total Dissolved Solids, mg/l <br />Report <br />NA <br />Report <br />Total Suspended Solids, mg/1 <br />35 <br />NA <br />70 <br />Potentially Dissolved Copper, ug/l (Outfall 002 oply) <br />Report <br />NA <br />Report <br />Potentially Dissolved Selenium, ug/1 <br />4.6 <br />NA <br />Report <br />Total Recoverable Iron, ugfl <br />1,000 <br />NA <br />Report <br />Settleable Solids, m1/1 <br />Report <br />NA <br />0.5 <br />ALTERNATE LIMITATIONS <br />Any discharge or increase in the volume of a discharge caused by precipitation within any 24hour period less than or equal <br />to the I0 year. 24 -hour precipitation event (or snowmelt of equivalent volume) may comply with the following Iimitations <br />subject to burden of proof requirements descn'bed in Part I.A 3. <br />Effluent Parameter <br />Effluent Limitations <br />Maximum Concentrations <br />30- Dwy <br />Average <br />7 -Day Average Daily <br />Ma2dmum <br />Flow, MGD <br />Report <br />NA <br />Report <br />PK s.u. (minimum - maximum) <br />NA <br />NA <br />6. <br />Oil and Grease, mg/l <br />NA <br />NA <br />10 0 <br />Total Dissolved Solids, mg/l <br />Report <br />NA <br />Report <br />Total Suspended Solids, me <br />Report <br />NA <br />Report <br />Potentially Dissolved Copper, ug/1(Outfall 002 only) <br />Report <br />NA <br />Report <br />Potentially Dissolved Selenium, ug/I <br />4.6 <br />NA <br />Report <br />Total Recoverable Iron, ug/I <br />1000 <br />NA <br />Report <br />Settleable Solids, ml/l <br />Report_ <br />NA <br />0.5 <br />ALTERNATE LIMITATIONS <br />