Air Plan Approval; Illinois; Infrastructure SIP Requirements for the 2012 PM2.5 and 2015 Ozone NAAQS
air-emissions · Rule · Published 2021-09-29 · Effective 2021-11-29 · IL · 86 FR 53872
Document
Document number
2021-21027
Federal Register citation
86 FR 53872
CFR reference
40 CFR 52
Type
Rule
Action
Direct final rule.
Category
air-emissions
Publication date
2021-09-29
Effective date
2021-11-29
State
IL
EPA docket
EPA-R05-OAR-2017-0583
Abstract
The Environmental Protection Agency (EPA) is approving elements of a State Implementation Plan (SIP) revision submitted by the State of Illinois regarding the infrastructure requirements of section 110 of the Clean Air Act (CAA) for the 2012 PM<INF>2.5</INF> and 2015 ozone National Ambient Air Quality Standards (NAAQS). Additionally, EPA is approving the infrastructure requirements related to Prevention of Significant Deterioration (PSD) for previous NAAQS. The infrastructure requirements are designed to ensure that the structural components of each state's air quality management program are adequate to meet the state's responsibilities under the CAA.