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Walla Walla Puts A Lid on Sewage Overflows


January 10, 2019

WALLA WALLA –The City of Walla Walla has come up with a clever way to prevent clogged sewer lines. The January 2019 city newsletter explains that fats, oils and grease poured down the drain can catch on roots and imperfections in the lines to block the flow of sewage.

On a personal level, this can mean home and/or business sewage backups, potentially costly maintenance, and health hazards. When city lines become blocked, raw sewage can flow out manhole covers into the streets, possibly even reaching streams where it becomes an environmental hazard.

To help prevent this problem, the City...

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