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Our Potomac Water Filtration Plant intake is located upstream of the collapse and sewer overflow site.

Pipeline projects must follow WSSC Water's Pipeline Construction General Conditions and Standards Specifications, which are listed on this page.

This page is for customers who have been contacted by WSSC Water to participate in drinking water sampling.Participation is by invitation only. Customers are selected based on a list approved by the M...

A water main break leaves hundreds of people without service and can cause serious traffic problems. So we take them seriously - especially in cold weather.

Our crews are committed to serving our customers 24/7/365 and are prepared to respond to the increase in water main breaks and leaks we experience during the winter months. 

This bill explainer walks you through important information and shows you how usage is calculated, explains the rate structure, and details the calculations used to determine water and sewer charges. ...

Learn about the changes WSSC Water implemented in February 2026 to make your bills even easier to understand. 

When emergencies occur, time is of the utmost importance.