Środowisko i energia · 14.05.2026
EPA Approves Portions of Illinois' 2015 Ozone Standard Moderate Nonattainment Plan
The Environmental Protection Agency (EPA) is approving portions of Illinois' 2015 ozone National Ambient Air Quality Standard (NAAQS) Moderate nonattainment area State Implementation Plan (SIP) submittal for the Chicago and Metro East St. Louis areas, including motor vehicle emissions budgets for 2023 and other programs.