Storm Water

Industrial storm water permit overview

Learn more about the different types of industrial storm water permits and requirements. Tier 1 and Tier 2 industrial facilities Natural Resources Chapter 216, Wis. Adm. Code, (NR 216) lists certain types of industries in the state that need to…

Industrial storm water permit no-exposure facilities

No exposure means all industrial materials and activities at a facility are protected by a storm-resistant shelter to prevent exposure to rain, snow, snowmelt and/or runoff.

Industrial storm water permit forms

Use the forms below to apply for general industrial storm water discharge permits and meet compliance requirements.

Industrial storm water permits

By February 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…

Storm water staff

Choose the county in which your facility/site/municipality is located for storm water regional contacts, or view the list of storm water staff for Central Office. Storm water county contacts Choose a county:

Storm water practices presentations and information

These presentations and fact sheets contain the following information on: Storm water practices to control construction site soil erosion and storm water runoff during construction; and Storm water management practices after construction is…

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-…

Construction site storm water permit forms

Landowners must submit a Notice of Intent (NOI) to obtain construction site storm water permit coverage from DNR. Signing the NOI is also a certification that an applicant has read, understands and will implement the erosion control and storm…

Erosion control and storm water management plans

Construction site storm water permit data

Search the DNR database for information on Notices of Intent and construction site storm water permit coverage.