# Approval and Promulgation of Air Quality Implementation Plans; Utah; 1993 Periodic Carbon Monoxide Emission Inventories for Utah
> **Rule** · Direct final rule. · Published 1998-04-14 · Effective 1998-06-15 · 63 FR 18122
## Document
- **Document number:** 98-9678
- **Category:** air-emissions
- **Federal Register citation:** 63 FR 18122
- **CFR reference:** 40 CFR 52
- **Publication date:** 1998-04-14
- **Effective date:** 1998-06-15
- **State:** UT
- **EPA docket:** UT-001-0004a
## Abstract

EPA is approving the 1993 periodic carbon monoxide (CO) emission inventories for Ogden City and Utah County (which includes Provo-Orem) that were submitted by the Governor, as a revision to the State Implementation Plan (SIP), to satisfy certain requirements of section 187(a)(5) of the Clean Air Act (CAA), as amended in 1990. This action is being taken under section 110 of the CAA.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/1998/04/14/98-9678/approval-and-promulgation-of-air-quality-implementation-plans-utah-1993-periodic-carbon-monoxide)
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