Editor’s note: This corrects the cost of the regional project to filter selenium. City and county officials have hit some setbacks in an ambitious effort to reduce the amount of selenium, a naturally ...

That’s because of a $1.8 billion, 50-acre water treatment plant proposed by the Portland Water Bureau on a parcel of land nestled among ornamental tree farms. The city argues that the land has a ...

A new filtration material might provide a nature-based solution to water contamination by PFAS chemicals. The material, based on natural silk and cellulose, can remove a wide variety of these 'forever ...

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PORTLAND, Ore. (KOIN) – A seven-year project to purify water in Portland is finally set to break ground. Since 2017, the Bull Run Watershed has routinely tested positive for dangerous parasites – ...

Portland officials say they are no longer seeking an assist from state lawmakers to help stamp out opposition that has paused the city’s controversial $2 billion water filtration project. Senate Bill ...

Construction crews will return to work June 30 to meet a federally mandated September 2027 deadline for Portland, Ore., to complete a new plant that will filter its drinking water. After substantial ...

Portland’s Water Bureau is set to resume construction on its $2 billion Bull Run water filtration plant following a land use dispute that led the city to put a pause on the project in February.

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Missouri American Water kicked off the replacement of a century-old filtration building in Jefferson City with a groundbreaking ceremony Monday. The new building will replace the existing structure at ...