WEST BRANCH DUPAGE RIVER WATERSHED

The West Branch DuPage River watershed encompasses 128 square miles of DuPage, Cook and Northern Will Counties.

The West Branch DuPage River watershed encompasses 128 square miles of DuPage, Cook and Northern Will Counties. The main stem of the West Branch measures 34 linear miles in length. There are 21 municipalities in the watershed and 7 publicly owned treatment plants discharge to the West Branch.

There are no combined sewer overflows in the watershed. Residential and urban uses dominate and are summarized in the land use summary table.  Annual Mean flow for the river at Naperville (USGS station 05540130) is 154 cfs (calculated from data for water years 1989 -2004.

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The mission of the DRSCW is to bring together a diverse coalition of stakeholders to work together to preserve and enhance water quality and stream resource quality in the East Branch DuPage River, West Branch DuPage River, Salt Creek, and their tributaries.

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