About/General
- Webpage
Learn More About Storm Water Runoff
Urban storm water runoff contains pollutants from roads, parking lots, construction sites, industrial storage yards and lawns. Learn how these pollutants affect water quality, what Wisconsin is doing to reduce pollutants in runoff, and how you can…
- Webpage
Industrial storm water permit overview
Learn more about the different types of industrial storm water permits and requirements.Tier 1 and Tier 2 industrial facilitiesNatural Resources Chapter 216, Wis. Adm. Code, (NR 216) lists certain types of industries in the state that need to obtain…
- Webpage
Industrial storm water permits
By Feb. 15th of each calendar year, industrial storm water permittees are required to perform an annual check to determine whether their facility discharges a pollutant of concern via storm water to a waterbody subject to a state and federally…
- Webpage
Construction site storm water permit overview
Landowners of most construction projects where one or more acres of land will be disturbed must submit an application called a Notice of Intent (NOI) to request coverage under the Construction Site Storm Water Runoff General Permit No. WI-…
- Webpage
Construction site storm water permits
On October 1, 2021 the department has made a final determination to reissue the Wisconsin Pollution Discharge Elimination System “Construction Site Storm Water Runoff General Permit” Storm Water Associated With Land Disturbing Construction Activity…
- Webpage
What you can do
The best way for you to become a solution to NPS pollution is to make your home a pollution-free zone. To start, try some of these helpful hints.
- Webpage
Urban nonpoint source pollution
Nonpoint source pollution, or polluted runoff, has many sources, including urban areas. Because most urban areas include such impervious surfaces as roads, building roofs and parking lots, rainfall and other precipitation have a more difficult time…
- Webpage
Nonpoint source TMDL implementation
Nonpoint source pollution continues to be a primary cause of water quality problems in Wisconsin. The state has numerous lakes, streams, and rivers that are not meeting water quality standards and are considered to be "impaired" as a result of…
- Webpage
Nonpoint Source Program
Wisconsin is a recognized leader in efforts to control nonpoint source (NPS) pollution. Since 1978, Wisconsin’s NPS Program has made significant progress in addressing runoff-related water quality problems that, in many cases, have existed for…
- Webpage
Agricultural nonpoint source pollution
Nonpoint source pollution (or "runoff pollution") of Wisconsin’s waters comes from many sources, including agricultural operations and croplands. When it rains or snow melts, that water may be polluted through contact with manure, feed leachate…