MS4

MS4 Audits

Municipal storm water presentations and fact sheets

These presentations and fact sheets contain information for municipalities on MS4 storm water permit requirements, storm water management program implementation, technical standards, compliance evaluation and financing.

Whose Pond is it Anyway?

A quick reference guide on maintaining your community's storm water pond and where to get more information.

Municipal storm water permit overview

Municipal storm water permit e-Reporting

When to e-ReportEffective January 2018, all municipalities permitted under the WPDES Municipal Separate Storm Sewer System (MS4) program submitting MS4 permit documents, including the Annual Reports due by March 31 each calendar year, must use the…

Municipal storm water permits

More than two hundred municipalities in Wisconsin that include cities, villages, towns and counties within urbanized areas are required to have Municipal Separate Storm Sewer System (MS4) permits under NR 216, Wis. Adm. Code [exit DNR]. Use the…