Skip to main content

Air Permits

  • Hearing/Meeting

    Public hearing on a permanent rule to revise chapters NR 404, 407, 408, 428 and 484, relating to incorporation of the 2015 national ambient air quality standards for ozone (Board Order AM-10-19)

    Permanent rule to revisions relating to incorporation of the 2015 national ambient air quality standards for ozone.

  • Webpage

    Air Permit Resources for Businesses

    General Overview Permit options Permitting requirements for nonattainment areas PSD class 1 areas Applying for a Permit How to Apply

  • Webpage

    Air Permit Search

    Notice: Update personal bookmarks to the new link for the button below. Air Permit Search

  • Webpage

    Air Pollution Control Operation Permit Renewals FAQ

    The following questions and answers explain how to submit an air pollution control operation permit renewal application.

  • Webpage

    Registration Permit Options

    Registration operation permits (ROP) allow low emitting facilities to quickly register for an air permit. The permits contain facility-wide emission caps as well as monitoring, recordkeeping and reporting requirements. All four registration permit…

  • Webpage

    Air Program Publications, Guidance and Policy

    Policy, procedural and technical guidance related to the Air Program can be found using the portal below. The portal works best in a modern web browser, such as Chrome or Edge. Questions about specific guidance can be directed to Ron Binzley or…

  • Webpage

    Air Permit Options

    Air permits limit the amount of air pollution a facility is allowed to emit to keep the air clean and healthy. Individual permits are customized to promote environmental compliance and provide a basis for legal enforcement if permit conditions are…

  • Webpage

    Permitting Requirements for Nonattainment Areas in Wisconsin

    Areas that currently are or have been designated as being in "nonattainment" of a national ambient air quality standard (NAAQS) have more restrictive permitting requirements, and sources in those areas may be subject to more stringent regulations…

  • Webpage

    Air Dispersion Modeling

    Air dispersion modeling simulates how air pollutants disperse in the atmosphere. Inputs to the model include emissions, stack parameters, meteorological data, terrain and the height of surrounding structures. Dispersion modeling is performed with…

  • Webpage

    Air Permits Glossary

    This glossary provides plain English, nontechnical definitions of terms frequently used in the DNR's Air Management Program related to air permits. Please refer to the Wisconsin Administrative Code [exit DNR] and Code of Federal Register [exit DNR]…

Subscribe to Air Permits