# Air Plan Approval; State of Iowa; Attainment Redesignation for 2008 Lead NAAQS and Associated Maintenance Plan
> **Rule** · Final rule. · Published 2018-10-04 · Effective 2018-11-05 · 83 FR 50024
## Document
- **Document number:** 2018-21433
- **Category:** air-emissions
- **Federal Register citation:** 83 FR 50024
- **CFR reference:** 40 CFR 52
- **Publication date:** 2018-10-04
- **Effective date:** 2018-11-05
- **State:** IA
- **EPA docket:** EPA-R07-OAR-2018-0532
## Abstract

The Environmental Protection Agency (EPA) is taking final action to approve the State of Iowa's request to redesignate portions of Pottawattamie County, Council Bluffs, Iowa to attainment for the 2008 lead (Pb) National Ambient Air Quality Standards (NAAQS). EPA's approval of the redesignation request is based on the determination that the Council Bluffs area has met the criteria for redesignation to attainment set forth in the Clean Air Act (CAA), including the determination that the area has attained the standard. Additionally, EPA is granting final approval of the State's plan for maintaining the 2008 Pb NAAQS in the Council Bluffs area for ten years beyond redesignation.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2018/10/04/2018-21433/air-plan-approval-state-of-iowa-attainment-redesignation-for-2008-lead-naaqs-and-associated)
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