- 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
Effective May 1, 2014, the DNR has issued WPDES MS4 general permits WI-S050075-2 and WI-S050181-1.
- WPDES General Permit WI-S050075-2
- WPDES General Permit WI-S050181-1
- DNR response to comments
- List of municipalities covered under WPDES General Permit WI-S050075-2
WEPA Compliance Determination under s. NR 150.35(2), Wis. Adm. Code: The Department of Natural Resources has determined that the reissuance of WPDES MS4 General Permit No. WI-S050075-2 and the issuance of WPDES MS4 General Permit No. WI-S050181-1 are prior compliance actions under s. NR 150.20(3)(a)8., Wis. Adm. Code, and do not require additional environmental analysis under ch. NR 150, Wis. Adm. Code, because of prior environmental analysis documentation for ch. NR 216, Wis. Adm. Code, and WPDES MS4 General Permit No. WI-S050075-1.
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-S050075-1
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