Milwaukee Weather Center & Facility Updates

Get updates on the weather, water reclamation facilities, and deep tunnels.

Weather Center     Take a Tour

We are the
Milwaukee Metropolitan Sewerage District

Your clean water partners in Greater Milwaukee, at your home, in your community, and in the environment.

What We Do | Wastewater | Flood Management | Green Infrastructure | Education


All News   |   All Events

NEWS | Aug 10, 2022
Join MMSD for One Water Our Water, Explore Milwaukee Jobs Fair. To…
NEWS | Jul 25, 2022
MMSD, in partnership with Marquette University, is constructing two…
NEWS | Jul 20, 2022
Learn about new project updates on MMSD's Edgewood Avenue Sewer…

Community Resources

We need your help caring for our rivers and Lake Michigan by managing water where it falls and reducing water pollution.

Home Hazmat Collection

Home HazMat Collection

Drop off your household hazardous waste at one of our permanent or mobile collection locations. Help keep our land and water clean and safe!

Houses in a row

Protect Your Home

Help keep your basement dry and learn what you can do to manage rainwater where it falls on your property. 


Water in a Basement

Green Infrastructure

Green infrastructure can help capture, absorb, or store rain and melting snow. Learn about rain gardens, rain barrels, and more.

Rock Ravine for Flooding

Local Projects

Learn about local flood management projects and how you can get involved in your community.



Visit the Milorganite website for lawn and gardening tips.




Learn how to become a Fresh Coast Guardian and help protect Lake Michigan.