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Carnation Treatment Plant

Find information and facts about Carnation Treatment Plant located in downtown Carnation, including the treatment process, improvement projects, and the nearby Chinook Bend Natural Area.

December 2024 Update

Have you ever wondered where your water goes after it disappears down the drain? Since 2008, the Carnation Treatment Plant has been recycling water for the City of Carnation. Discover how recycled water benefits our region by reading our 2024 newsletter.

The 2024 newsletter is also available in Spanish.

Located in downtown Carnation, Carnation Treatment Plant (Carnation) began operations in 2008. The facility helps support our regional wastewater system by treating wastewater in Carnation’s growing area. Carnation collects wastewater from pipes owned and maintained by the City of Carnation. The facility serves about 2,000 people every year, with the capacity to serve up to 4,000 by 2030.

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