External Services
- Webpage
Reporting concerns
There are times when citizens identify runoff concerns associated with agricultural operations that the DNR, other agencies or the landowners are not aware of. In these cases, it is important to notify the DNR in a timely manner regarding the…
- 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 or…
- Webpage
Spreadsheet Tool for Estimating Pollutant Loads (STEPL) webinar
The DNR and EPA offered a hands-on technical training on the Spreadsheet Tool for Estimating Pollutant Loads (STEPL) on Aug. 5, 2014. A recording of the training session and the presentation materials are available.
- Webpage
Nonpoint source program partners
Bringing together people, policies, priorities and resources is critical to the success of the state's Nonpoint Source (NPS) Program.Partnering efforts strengthen the program by bringing in new ideas, increasing public understanding of the problems…
- Webpage
Nonpoint source program contacts
Find the nonpoint source coordinator who serves your county by choosing a county below:
- Webpage
Erosion Vulnerability Assessment for Agricultural Lands (EVAAL)
The Wisconsin Department of Natural Resources Bureau of Water Quality has developed the Erosion Vulnerability Assessment for Agric
- Webpage
Agricultural technical standards and assistance
Technical standardsConservation practices used to meet the agricultural performance standards and prohibitions must be designed and installed according to accepted technical standards. Examples of conservation practices that could be used include…