# Air Quality State Implementation Plans; Approvals and Promulgations: Infrastructure Monitoring Requirements for the 2008 Pb, 2010 SO2, 2010 NO2 and 2012 PM2.5 National Ambient Air Quality Standards; Utah
> **Rule** · Final rule. · Published 2018-09-20 · Effective 2018-10-22 · 83 FR 47566
## Document
- **Document number:** 2018-20448
- **Category:** air-emissions
- **Federal Register citation:** 83 FR 47566
- **CFR reference:** 40 CFR 52
- **Publication date:** 2018-09-20
- **Effective date:** 2018-10-22
- **State:** UT
- **EPA docket:** EPA-R08-OAR-2018-0388-0001
## Abstract

The Environmental Protection Agency (EPA) is approving elements of State Implementation Plan (SIP) revisions from the State of Utah to demonstrate the State meets infrastructure monitoring requirements of the Clean Air Act (Act or CAA) for the National Ambient Air Quality Standards (NAAQS) promulgated for lead (Pb) on October 15, 2008, nitrogen dioxide (NO<INF>2</INF>) on January 22, 2010, sulfur dioxide (SO<INF>2</INF>) on June 2, 2010, and fine particulate matter (PM<INF>2.5</INF>) on December 14, 2012. The EPA is taking this action pursuant to section 110 of the Clean Air Act (CAA).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2018/09/20/2018-20448/air-quality-state-implementation-plans-approvals-and-promulgations-infrastructure-monitoring)
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