Storm Water
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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…
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Summary of SIC codes required to apply for an industrial storm water permit
This is a summary from Subchapter II of NR 216, Wis. Adm. Code. Refer to NR 216 for additional information on Standard Industrial Classification (SIC) Codes. (2) CATEGORIES. This subchapter applies to discharges originating from industrial…
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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…
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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.
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Industrial storm water permit forms
Use the forms below to apply for general industrial storm water discharge permits and meet compliance requirements.
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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…
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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:
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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…
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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-…
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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 water…