Your Partner in Clean Water
We are more than just a wastewater treatment plant.
For more than 90 years, Madison Metropolitan Sewerage District has worked to protect public health, the environment and our local waters through innovation, sustainability and resource recovery.
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