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• <br />• <br />• <br />PART I <br />Page lc of 19 <br />Permit No.: CO -003414E <br />A. TERMS AND CONDITIONS (Continued) <br />3. Effluent Limitations (Domestic) for Outfall 023 <br />During the period beginning no later than immediately and lasting <br />through December 31, 1990, the permittee is authorized to discharge <br />from outfall aerial number(s): 023 <br />Effluent Parameter <br />Discharge <br />Limitations <br />Maximum Concentrations <br />30 -day avg. a/ <br />7 -day avg. b/ <br />Daily Max. c/ <br />BOD5, mg/1 (lbs/day) <br />30 (3.0) <br />45 (4.5) <br />N/A <br />Total Suspended Solids, mg/1 <br />75 (7.5) <br />110 (11.0) <br />N/A <br />(lbs/day) <br />Fecal Coliforms, Number/100 ml <br />n/ 6000 <br />12000 <br />N/A <br />Total Residual Chlorine, mg/1 <br />N/A <br />N/A <br />0.5 l/ <br />Flow, MGD <br />0.012 <br />N/A <br />N/A <br />Salinity, mg/l <br />N/A <br />N/A <br />N/A <br />PH - units shall remain between 6.0 and 9.7 c/. <br />Oil and Grease shall not exceed 10 mg/1 c/ in any grab sample nor shall there <br />be a visible sheen. <br />4. DELETED <br />5. Expansion Requirements (Domestic) <br />Pursuant to Colorado Law, C.R.S. 1973 25-8-501 (5) and state discharge <br />permit regulation 6.9.3 (12), the permittee is required to initiate <br />engineering and financial planning for expansion of the domestic <br />wastewater treatment works whenever throughput and treatment reaches <br />eighty (80) percent of the hydraulic or organic design capacity. <br />Whenever ninety-five (95) percent of either the hydraulic or organic <br />design capacity of the treatment works is reached, the permittee shall <br />commence construction of the necessary treatment expansion. <br />The design capacity of this domestic wastewater treatment works is <br />0.012 MGD for hydraulic flow and 25 lbs BOD5 per day for organic <br />loading. <br />See Part I.C. for Footnotes. <br />Amended /,; G• <br />