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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2024 Water Quality Report is now available...

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2024 Water Quality Report Now Available Take our Lead & Copper Survey

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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....

Celebrating Fall Festivals: A Season of Community and Tradition

October 01, 2025

As the air turns crisp and the leaves transform into brilliant shades of red and gold, communities across the country gather to celebrate the magic of fall. From pumpkin patches and hayrides to harvest fairs and cider tastings, fall festivals bring people together in a season of warmth, tradition, and joy.