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. 

What We Do | Wastewater | Flood Management | Green Infrastructure | Education
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. Join us at the One Water Career Fair on February 9.

MMSD Job Opportunities


All News   |   All Events

NEWS | Jan 18, 2023
Join us on February 9, 2023, from 3-6 PM at Embassy Center MKE for the…
NEWS | Jan 11, 2023
MMSD invites both public, not-for-profit, and private sector…
NEWS | Dec 15, 2022
The Milwaukee Metropolitan Sewerage District (MMSD), City as Living…

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. 


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.

MMSD water facility aerial view


98.5% Water Cleaned and Collected 

MMSD is committed to protecting our community and the environment for a healthier, cleaner, resilient region. MMSD has captured and cleaned 98.5% of all the water that's entered the regional sewer system since 1994. Learn how MMSD's water reclamation facilities clean our water.



Visit the Milorganite website for lawn and gardening tips.



fresh coast guardians logo

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