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MWMC FACILITIES PLAN <br /> <br />· Primary diversion pump station <br />· Secondary diversion pump station <br />· Clarifier upgrades: primary clarifier baffles, primary clarifier blending structure, <br /> secondary clarifier baffles <br />· Two new secondaryclarifiers <br />· New high-rate disinfection basin <br />· New effluent blending and outfall structure <br />· New tertiary filtration system <br />· Newbank outfall <br />· Newbioscrubbers for odor control <br />· New reuse disinfection facility <br />· New digester <br />· WAS thickening building expansion <br /> <br /> ~ Normal Secondary Treatment Flow Paths <br /> <br /> ~l,~mtu~ New Dry and Wet Weather <br /> Dual Use Facilities <br /> <br /> ~ New Wet Weather Peak Flow Facilities <br /> <br /> FIGURE 9.4.1-1 <br /> Proposed Layout for System Altemative 1 - Parallel Pdmary and Secondary Treatment <br /> MWMC Facilities Plan, Eugene-Springfield <br /> <br />9.4.2 Water Quality <br />Compared to System Alternative 1, System Alternative 5 could result in potential negative <br />impacts to water quality in the Willamette River. These potential impacts would be <br />temporary and would be related to project construction activities. However, compared to <br />System Alternative 1, the implementation of System Alternative 5 during the operational <br /> <br />9-10 MWMC_9.0_REV/4. DOC <br /> <br /> <br />