City of Milwaukee
 

Managing Your Stormwater

Milwaukee Office of Sustainability

Milwaukee
Office of Environmental Sustainability

Milwaukee is situated on one of the largest fresh water bodies in the world- Lake Michigan and the rivers that feed into it. This amenity provides many opportunities for recreation and commerce.

Protecting our lakes is critical for the city and for the region. Citizens, business, and government must take individual and community responsibility for keeping our lake and rivers clean.

Green Milwaukee logo Keys to Improving Water Quality

Reducing Non-Point Source Pollution that occurs when stormwater or melting snow picks up pollutants and delivers them to our rivers and lakes. These pollutants include grease and oil from cars, salt, excessive fertilizers and herbicides, and bacteria from animal waste. Controlling non-point source pollution requires a community effort because the pollutants come from many sources.

Reducing Sewer Overflows. Sewer overflows occur when when more stormwater enters the sewer system than the system can handle. Reducing the amount of stormwater flow into the sewer system can reduce the risk of these overflows. This can be done by increasing greenspace or through downspout disconnection in the combined sewer area. This area extends from the lakefront to the east, 43rd Street to the west, Capital Drive to the north, and Oklahoma Avenue to the south.

Green Milwaukee logo How the City is Leading

Reducing Non-Point Source Pollution. The city is constructing two major bioretention facilities along Canal Street in the Menomonee Valley. The facilities remove contaminants from stormwater before the flows are discharged into the Menomonee River.

The city's street sweeping program is also an important element in reducing the level of pollutants that enter our waterways.

The City also manages an active Stormwater Management program that educates residents on these issues and ensures that developments manage stormwater from their properties.

Reducing Sewer Overflows. Mayor Barrett has directed city departments to reduce by 15% the amount of stormwater runoff from city properties and encourages businesses and residents to do the same. The new Public Works facility on 35th and Capital manages its stormwater on-site in an attractive pond. In 2007, the Department of Public Works will also install a green roof on the municipal building at 809 N. Broadway.

The city has funded a variety of projects to reduce the flow of stormwater into the sewer system. These include downspout disconnections in targeted neighborhoods, foundation drain disconnections in public housing, and adding inlet restrictors on selected streets to reduce the flow of stormwater into the sewer system.

The city is also incorporating more native plants in city boulevards and public green spaces. Native plants soak up more rain water and require less maintenance than non-native species.

What You Can Do

You can help prevent overflows by conserving water in your home during storm events. MMSD Every Drop Counts program offers helpful tips to do this.You can disconnect your home's downspout, plant a rain garden, buy a rain barrel, or do other simple things in your home to improve our lakes and rivers.

Visit the Stormwater Management Program web site to learn about the City's programs to manage stormwater, including:

Green Team Report
Available in PDF Low resolution PDF - 1.2 MB
Available in PDF High resolution PDF - 20.3 MB
Learn more about Regional Plans to Improve Water Quality
809 Building Green Roof Cam
Get a live, bird's eye view of the transformation of a typical roof into a vegetated or green roof system. (You may be prompted to install ActiveX plug-ins.)
Rendering of green roof at 809 N. Broadway

Rendering of green roof on the municipal building at 809 N. Broadway

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