# Air Plan Approval; Missouri; Emissions Inventory for the Missouri Jackson County and Jefferson County 2010 Sulfur Dioxide National Ambient Air Quality Standard Nonattainment Areas
> **Rule** · Final rule. · Published 2019-02-13 · Effective 2019-03-15 · 84 FR 3703
## Document
- **Document number:** 2019-02068
- **Category:** air-emissions
- **Federal Register citation:** 84 FR 3703
- **CFR reference:** 40 CFR 52
- **Publication date:** 2019-02-13
- **Effective date:** 2019-03-15
- **State:** MO
- **EPA docket:** EPA-R07-OAR-2018-0700
## Abstract

The Environmental Protection Agency (EPA) is approving two submissions from the Missouri Department of Natural Resources (MoDNR) revising the State Implementation Plan (SIP) for the State of Missouri. The SIP revision submissions address the Clean Air Act (CAA) section 172 requirement to submit a base year emissions inventory for Missouri's partial Jackson County and partial Jefferson County nonattainment areas of the 2010 1-hour Sulfur Dioxide (SO<INF>2</INF>) National Ambient Air Quality Standard (NAAQS).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2019/02/13/2019-02068/air-plan-approval-missouri-emissions-inventory-for-the-missouri-jackson-county-and-jefferson-county)
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