# Approval and Promulgation of Air Quality Implementation Plans; Delaware; 2011 Base Year Inventories for the 2008 8-Hour Ozone National Ambient Air Quality Standard for New Castle and Sussex Counties
> **Rule** · Direct final rule. · Published 2015-10-01 · Effective 2015-11-30 · 80 FR 59052
## Document
- **Document number:** 2015-24889
- **Category:** air-emissions
- **Federal Register citation:** 80 FR 59052
- **CFR reference:** 40 CFR 52
- **Publication date:** 2015-10-01
- **Effective date:** 2015-11-30
- **State:** DE
- **EPA docket:** EPA-R03-OAR-2015-0455
## Abstract

The Environmental Protection Agency (EPA) is taking direct final action to approve the 2011 base year inventories for the 2008 8- hour ozone National Ambient Air Quality Standard (NAAQS) for New Castle and Sussex Counties, submitted by the State of Delaware. The emission inventories were submitted to meet the nonattainment requirements for the marginal ozone nonattainment areas for the 2008 8-hour ozone NAAQS. EPA is approving the 2011 base year emissions inventories for the 2008 8-hour ozone NAAQS for New Castle and Sussex Counties, Delaware, in accordance with the requirements of the Clean Air Act (CAA).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2015/10/01/2015-24889/approval-and-promulgation-of-air-quality-implementation-plans-delaware-2011-base-year-inventories)
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