# Air Plan Approval; Ohio; Attainment Plan for the Lake County SO2 Nonattainment Area
> **Rule** · Final rule. · Published 2019-02-14 · Effective 2019-03-18 · 84 FR 3986
## Document
- **Document number:** 2019-02210
- **Category:** air-emissions
- **Federal Register citation:** 84 FR 3986
- **CFR reference:** 40 CFR 52
- **Publication date:** 2019-02-14
- **Effective date:** 2019-03-18
- **State:** OH
- **EPA docket:** EPA-R05-OAR-2015-0699
## Abstract

The Environmental Protection Agency (EPA) is approving, under the Clean Air Act (CAA), Ohio's plan for attaining the 1-hour sulfur dioxide (SO<INF>2</INF>) primary national ambient air quality standard (NAAQS) in the Lake County SO<INF>2</INF> nonattainment area. EPA proposed to approve Ohio's Lake County plan as a revision to Ohio's SO<INF>2</INF> State Implementation Plan (SIP) on August 21, 2018. EPA received public comments on the proposed rulemaking and is providing responses to the comments below.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2019/02/14/2019-02210/air-plan-approval-ohio-attainment-plan-for-the-lake-county-so2-nonattainment-area)
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