- Contact information
- For information on this page, contact:
- Jim Bertolacini
Storm Water Program Coordinator
Municipal storm water permits
Important information concerning the DNR’s MS4 General Permits
The DNR is in the process of issuing WPDES MS4 general permits WI-S050075-2 and WI-S050181-1. The public comment period on the proposed MS4 general permits ended Friday, March 14, 2014. The DNR is in the process of responding to comments and finalizing the general permits. Information on the status of finalizing and issuing the general permits will be provided as it becomes available.
The DNR previously held a public informational webinar for each proposed general permit. A recording of each webinar is available.
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. Use the links below to find out who is affected, how municipalities comply with permit requirements, and technical assistance documents. Learn more about storm water runoff.
- Permit overview
Municipal permit program information
- Print municipal permit
View/Print General Permit to Discharge - WPDES Permit No. WI-S050075-1.
- Annual Report under MS4 General Permit No. WI-S050075-1
For MS4 general permittees, download the 2013 annual report form.
- Find permit information
Look up municipal permittees
- Order publications/technical guidance
Obtain technical guidance on storm water management planning and practices, and find guidance on grass swales and rain gardens
View presentations from past workshops on municipal storm water management
Find information on technical standards for management practices, SLAMM model, P8 Model, MS4 modeling guidance and West Nile Virus concerns with storm water management
Learn about grants to municipalities for planning and constructing storm water projects and download application materials
- Who’s Pond is it Anyway?
- DNR storm water contacts