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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May 2May First Friday Tour12:00 pm - 1:30 pm
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May 7Webinar - Water Softening Hacks: Blending Valves12:00 pm - 1:00 pm
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May 13CIP Technical Informational Meeting (Virtual)11:30 am - 1:00 pm
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May 15Commission Meeting (In Person)8:00 am - 11:00 am
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May 20Red Cross Blood Drive7:00 am - 11:00 am
Upcoming sewer projects to impact University Ave. area of Madison
Three sewer projects will impact traffic in the University Ave. area of the near west side of Madison this spring and summer.
“Take Back” our local waterways with responsible pharmaceutical waste disposal
Participating in Drug Take Back Day benefits public health, your family’s health and the environment.
#HardWaterHacks – Secrets to spot-free dishes in a hard water world
Hard water might not be to blame for cloudy dishes. These #hardwaterhacks share how spot-free dishes are possible.
New program offers free blending valves to Middleton residents
Our District has partnered with the City of Middleton on a program to reduce salt from water softeners with blending valves.
Business opportunities, contracts and RFPs
Current Construction Projects
What's okay to flush? What's trash?
Reduce salt use at home
Take a plant tour
Work worth doing
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
