Your Partner in Clean Water
We are more than just a wastewater treatment plant.
For about 100 years, Madison Metropolitan Sewerage District has worked to protect public health, the environment and local waters through service, reliability and sustainability.
Upcoming Events
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Feb 27Commission Meeting (In Person)8:00 am - 11:00 am
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Mar 7March First Friday Tour12:00 pm - 1:30 pm
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Mar 13Commission Meeting (In Person)8:00 am - 11:00 am
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Mar 27Commission Meeting (In Person)8:00 am - 11:00 am
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Apr 4April First Friday Tour12:00 pm - 1:30 pm
Toilets Are Not Trashcans

Current Construction Projects

Work with Us

Be Water Softener Smart

Take a Virtual Tour

Explore our Wildlife Observation Area

Our most requested

COMMISSION
Find meeting materials and meet our Commissioners

Contracting CENTER
Find current business and contracting opportunities with the District

PHONE NUMBERS
Important phone numbers, hours, maps and more

Be a Salt Saver
Learn how to reduce salt use in your home

CAREERS
Search job opportunities and learn more about our hiring process

District FAQs
Find frequently asked questions and resources here
Our promise to you

Our Mission
Protect public health and the environment

Our Vision
Enrich life through clean water and resource recovery

Our Values
Service, reliability and sustainability