Air Plan Approval; Wisconsin; Serious Plan Elements for the Wisconsin Portion of Chicago Nonattainment Area for the 2008 Ozone Standard

Publication Date: 
Tuesday, March 1, 2022 - 4:00am

The Environmental Protection Agency (EPA) is approving a revision to the Wisconsin State Implementation Plan (SIP) to meet the volatile organic compound (VOC) and nitrogen oxides (NO<INF>X</INF>) reasonably available control technology (RACT), clean-fuel vehicle programs (CFVP), and the enhanced monitoring of ozone and ozone precursors (EMP) requirements of the Clean Air Act (CAA). These requirements apply in the Wisconsin portion of the Chicago-Naperville, Illinois-Indiana-Wisconsin nonattainment area (Chicago area) for the 2008 ozone National Ambient Air Quality Standards (NAAQS or standards). EPA proposed to approve this action on December 7, 2021, and received no comments.

Environmental Protection Agency