Welcome to the Official Website of Public Water Supply District 3 Jefferson County

Our Mission

At Public Water Supply District 3 Jefferson County, we are committed to providing safe, high quality water services to our community, while maintaining a standard of excellence in customer service and environmental conservation.

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Recent News View All »

WATER RATE INCREASE

July 29, 2025

On May 7, 2025, the Missouri Public Service Commission (MoPSC) issued an order approving the rate settlement reached by parties in Missouri American Water’s rate case for its water and wastewater operations.

The rate case was filed in July 2024 and included a request for recovery of nearly $1.1 billion in water and wastewater system improvements since its last filing. Investments in the rate review include the replacement or installation of aging water and wastewater pipes to help reduce main breaks and sewer overflows. Improvement projects also include the upgrading of treatment plants, storage tanks, wells, pumping and lift stations, fire hydrants, meters and more across the state....

Back to School: The Importance of Hydration for Students

August 01, 2025

As the back-to-school season kicks into full gear, students and families are gearing up for another year of learning, growth, and new experiences. Along with packing lunchboxes, organizing school supplies, and setting new goals for the year, there’s one crucial element that often gets overlooked - hydration.

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