Milwaukee Rain & Facility Information

For live rain gauge data and to explore the wastewater facilities and deep tunnel levels.  

Live Rain Updates  

We are the
Milwaukee Metropolitan Sewerage District

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

Happy MMSD employees

Join Our Team

Work at MMSD and become a part of our team, helping to protect the environment and our community. 
MMSD offers various technical and professional employment opportunities. 

MMSD Job Opportunities


All News   |   All Events

NEWS | Oct 18, 2023
Learn how MMSD has transformed from an agency that implemented…
NEWS | Oct 2, 2023
Join us on October 26, from 3-6 PM at Mitchell Street Arts for the One…
NEWS | Sep 11, 2023
The Whitnall School Forest received MMSD's Green Luminary® award; this…

MMSD is Your Clean Water Partner

We are working to protect and preserve the water in our homes, communities, and the environment.

Since, 1994, MMSD has captured and cleaned 98.5% of all the water that's entered the regional sewer system.

How is wastewater cleaned?


Community Resources

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

MMSD's Home HazMat program to drop-off your household hazardous waste.

Home HazMat Drop-Off

FREE drop-off for 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. 


Rain barrel in a yard

How You Can Get Involved

Learn a few ways you can help keep our water clean and flowing, protect our drinking water, and help reduce the risk of sewer water backing up into your basement or overflowing into our waterways.


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.

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Learn how to become a Fresh Coast Guardian, help protect Lake Michigan, and sign up to receive the Fresh Coast newsletter.