We're Here to Serve You.

Name: MMSD - Milwaukee Metropolitan Sewerage District
Address: 260 W. Seeboth St., Milwaukee, WI, 53204, USA
Telephone: (414) 272-5100

If you have any questions or comments, please submit them on the form below. We'll get back to you just as soon as we can.

The Milwaukee Metropolitan Sewerage District (MMSD) does not discriminate in our programs or activities on the basis of race, color, national origin, sex, age, disability, or any other legally protected status. Upon reasonable notice, efforts will be made to accommodate the needs of disabled individuals through sign language interpreters or other auxiliary aids for those with impaired vision or hearing or with limited English proficiency. For additional information or to request these services, please contact our Civil Rights Coordinator at (414) 225-2264 or please complete the form below.

MMSD Headquarters

Milwaukee Metropolitan Sewerage District

260 West Seeboth Street

Milwaukee, WI 53204

Questions or concerns about MMSD land and buildings?

Please email contactrealestate@mmsd.com

Phone Numbers

Main Office: (414) 272-5100

24 Hour Emergency Line: (414) 282-7200

Media Contact: (414) 225-2077

Industrial Waste Pretreatment: (414) 277-6384

DNR Spill Hotline: (800) 943-0003

Civil Rights Coordinator (for accessibility services): (414) 225-2264

Contact Us

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The public may obtain access to or copies of the District’s public records by making an oral or written request to the Records Department during regular business hours, between 8:00 a.m. and 4:30 p.m., Monday through Friday, holidays excluded. Written requests may be made to the Records Department, MMSD, 260 West Seeboth, Milwaukee WI 53204; via fax to (414) 225-2204; via e-mail to recordsrequest@mmsd.com; utilizing the Contact Us form above; or in person at the above address. Pursuant to Wis. Stat. 19.35, you may be charged for copying and staff time to respond to the request and prepayment may be required. The District can only provide existing records and may not be required to create records in response to a request. All requests will be processed as soon as practicable.