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MWMC FACILITIES PLAN <br /> <br /> New bank outfall <br /> New reuse disinfection facility <br /> New digester <br /> WAS thickening building expansion <br /> <br /> ~ Normal Secondary Treatment Flow Paths <br /> <br /> ~ New Dry and Wet Weather <br /> Dual Use Facilities <br /> <br /> ~ New Wet Weather Peak Flow Facilities <br /> <br />FIGURE 9.5.1-1 <br />Proposed Layout tor System Alternative 2 - High-Rate Clarification <br />MWMC Facilities Plan, Eugene-Springfield <br /> <br />9.5.2 Water Quality <br />Impacts under System Alternative 4 would be substantially similar to water quality impacts <br />under System Alternative 5; that is, the quality of treated effluent discharged to the <br />Willamette River would be higher than under System Alternative 1. <br /> <br />Similar to System Alternative 5, effluent discharge trader System Alternative 4 would meet <br />NPDES requirements for TSS and CBODs. However, compared to Alternative 5, the High- <br />Rate Clarification alternative would slightly improve TSS and CBODs removal (Table <br />9.5.2-1). <br /> <br />9-20 MWMC 9.0 REV14.DOC <br /> <br /> <br />