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 | Jul 2, 2024
MMSD awarded $3.5M in funding through our Green Infrastructure…
NEWS | Jun 10, 2024
Irgens in Wauwatosa is now home to the largest green roof in…
NEWS | May 21, 2024
Learn about high-paying, entry-level jobs at our water reclamation…

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 98.6% of all the water that has 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.

FREE Drop-Off - NEW Items 

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. 


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.