Minnesota Department of Transportation

511 Travel Info

Municipal Separate Storm Sewer System (MS4)

Comment on our MS4 permits

You're invited to provide comments about our MS4 Stormwater Pollution Prevention Programs until Dec. 15, 2023. We'll review and incorporate all pertinent comments into our Stormwater Pollution Prevention Program.

Read the annual reports

Submit your comments

Note: Any information that you provide is considered public data under the Minnesota Government Data Practices Act, Minnesota Statutes, Chapter 13. This means that if someone, including the news media, requests this information we are obligated to provide it to them under the Minnesota Government Data Practices Act. See disclaimer.