Sewer System Description

Your Sewer System

The sewer system encompasses an area of approximately 5.25 square miles with about 4,800 connections serving approximately 15,360 people. The sewer system consists of eight lift stations, 55 miles of sewer main and 1,395 manholes.

The District’s sewer system collects the sewage and conveys it to King County through a sewer forcemain pipeline on Redmond-Fall City Road and a sewer interceptor pipeline on East Lake Sammamish Parkway. King County provides all treatment of the sewage.

Related Topics

• Map of Sewer Service Area (PDF)
• Water System Description
• Customer Rates & Charges

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