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PARTI <br />Page 4a <br />Permit No. CO-0044776 <br />A. DEFINITION OF EFFLUENT LIMITATIONS <br />1. Effluent Limitations (continued) <br />c. Outfa11004 <br />n Desi¢n Capaciri <br />The design capacity of this domestic wastewater treatment works is 0.0115 MGD for hydraulic flow (30-day <br />average) and 2S lb. BODS per day for organic loading (30-day average). <br />ii) Facilities Operation <br />The permittee shall at all times properly operate and maintain all facilities and systems of treatment and control (and <br />related appurtenances) which aze installed or used by the pemvttee to achieve compliance with the conditions of this <br />permit. This provision requires the operation of back-up or auxiliary facilities or similaz systems only when <br />necessary to achieve compliance with the conditions of the permit. Any sludge produced at the wastewater <br />treatment facility shall be disposed of in accordance with State and Federal guidelines and regulations. <br />iii) Nttmeric Effluent Limitations <br />Effluent Parameter <br />Flow, MGD <br />S-Day Biochemical Oxygen Demand, <br />(HODS), mg/L <br />Total Suspended Solids, mg/L <br />Fecal Coliform Bacteria, No./100 mL <br />Total Residual Chlorine, mg/L <br />Oil and Grease, mg/L <br />pH, s.u. (minimum-maximum) <br />d. Outfa11005. 006. and 007 <br />Effluent Parameter <br />Discharee Limitations <br />30-Dav Ave 7-Day Avg Daily Max <br />0.0115 N!A Report <br />30 45 N/A <br />30 45 N/A <br />6,000 12,000 N/A <br />N/A N/A 0.5 <br />N/A N/A 10 <br />N/A N/A 6.0-9.0 <br />Dischar¢e Limitations <br />30-Dav Ave Daily Max <br />Flow, MGD Report Report <br />Total Suspended Solids, mg/L 35 70 <br />Total Iron, mg/L 3.0 6.0 <br />Oil and Grease, mg/L NIA 10 <br />pH, s.u. (minimum-maximum) N/A 6.5-9.0 <br />Whole Effluent Toxicity, Chronic N/A See Part LA.l.e. <br />e. Whole Effluent Toxicirv -Chronic Lethality Limitation for Outfa11005. 006 and 007 <br />Beginning immediately and lasting through Febmary 29, 2004, there shall be no statistically significant difference in <br />lethality (at the 95% confidence level) between the control and any effluent concentration less than or equal to 100% <br />effluent. Such limitation shall apply as a daily maximum. <br />See Part I.C. for Delmitions. <br />Amended: March 4, 2002 Effective: May 1, 2002 <br />