Minnesota Department of Transportation

511 Travel Info

Municipal Separate Storm Sewer System (MS4)

Twin Cities Metro


Annual meeting

MnDOT truck with a person wearing a frog costume
Public education and outreach.

Due to COVID-19, we will not meet in person this year.

Comment on the MS4 Stormwater Pollution Prevention Program

  • Contact us to submit a comment
  • Deadline: Noon CDT on June 26, 2020
  • We will review and incorporate all pertinent comments into the Stormwater Pollution Prevention Program.