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Arcata reports 82% completion on wastewater plant Phase 1; UV system online and chlorine removed
Summary
Arcata's senior project manager reported Wednesday that Phase 1 of the city's wastewater treatment upgrade is roughly 82 percent complete, the new ultraviolet disinfection system is online, and the facility no longer stores chlorine gas on site.
Arcata City staff told the City Council Wednesday that Phase 1 of the city's wastewater treatment facility upgrade is substantially complete and moving into final construction and commissioning phases.
Laura Kalichak, senior project manager, told council members the project was "82 percent complete" as of March, with a new ultraviolet-light disinfection system online and controls and process commissioning underway. Kalichak said a key safety milestone has been reached: the plant no longer stores or uses chlorine gas on site.
Work completed over the last two years includes upgrades at the Hauser pump station to increase flow to enhancement marshes, wiring and controls for new aerators and 16 aerators deployed in Oxpond, installation of a…
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