# Air Plan Approval; Virginia; Revision to the Classification and Implementation of the 2015 Ozone National Ambient Air Quality Standard for the Northern Virginia Nonattainment Area
> **Rule** · Final rule. · Published 2022-03-03 · Effective 2022-04-04 · 87 FR 11959
## Document
- **Document number:** 2022-04362
- **Category:** air-emissions
- **Federal Register citation:** 87 FR 11959
- **CFR reference:** 40 CFR 52
- **Publication date:** 2022-03-03
- **Effective date:** 2022-04-04
- **State:** VA
- **EPA docket:** EPA-R03-OAR-2021-0606
## Abstract

The Environmental Protection Agency (EPA) is approving a state implementation plan (SIP) revision submitted by the Commonwealth of Virginia. This revision consists of an amendment to an existing regulation which adds a new section listing the localities that comprise the Northern Virginia ozone nonattainment area, which is classified as marginal for the 2015 8-hour ozone national ambient air quality standard (NAAQS). EPA is approving this revision to the Virginia SIP in accordance with the requirements of the Clean Air Act (CAA).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2022/03/03/2022-04362/air-plan-approval-virginia-revision-to-the-classification-and-implementation-of-the-2015-ozone)
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