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Post Falls begins water treatment

by CAROLYN BOSTICK
Staff Writer | October 9, 2025 1:07 AM

POST FALLS — Chlorination of the Post Falls water distribution system began this week as part of its annual maintenance. 

The goal is to keep chlorine residuals above 0.25 parts per million for 30 days. The EPA enforces a maximum level of 4.0 ppm chlorine in drinking water. 

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