# Air Plan Approval; Virginia; 1997 8-Hour Ozone National Ambient Air Quality Standard Second Maintenance Plan for the Hampton Roads Area
> **Rule** · Final rule. · Published 2023-10-17 · Effective 2023-11-16 · 88 FR 71487
## Document
- **Document number:** 2023-22741
- **Category:** air-emissions
- **Federal Register citation:** 88 FR 71487
- **CFR reference:** 40 CFR 52
- **Publication date:** 2023-10-17
- **Effective date:** 2023-11-16
- **State:** VA
- **EPA docket:** EPA-R03-OAR-2023-0089
## Abstract

The Environmental Protection Agency (EPA) is approving a state implementation plan (SIP) revision submitted by the Commonwealth of Virginia (Commonwealth or Virginia). This revision pertains to the Commonwealth's plan, submitted by the Virginia Department of Environmental Quality (VADEQ), for maintaining the 1997 8-hour ozone national ambient air quality standards (NAAQS) (referred to as the "1997 ozone NAAQS") in the Norfolk-Virginia Beach-Newport News (Hampton Roads), VA Area (Hampton Roads Area). 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/2023/10/17/2023-22741/air-plan-approval-virginia-1997-8-hour-ozone-national-ambient-air-quality-standard-second)
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