- 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
On October 27, 2014, 33 municipalities were notified to apply for coverage under the MS4 General Permit No. S050181-1.
- WPDES General Permit WI–S050075–2
- WPDES General Permit WI–S050181–1
- List of municipalities covered under WPDES General Permit WI–S050075–2
- List of municipalities notified to apply for coverage under WDPES General Permit WI–S050181–1
- NOI application Form 3400–191
On April 14, 2015, the DNR presented a webinar on the guidance for implementation of Total Maximum Daily Loads (TMDLs) through MS4 permits. A recording of the webinar and a copy of the program slides are available at the UW-Extension Natural Resources Webinars webpage.
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
- Annual Report under MS4 General Permit No. WI–S050075–2
For MS4 general permittees, download the 2015 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