# Approval and Promulgation of Air Quality Implementation Plans; Pennsylvania; Allegheny County; Control of Outdoor Wood-Fired Boilers
> **Rule** · Final rule. · Published 2014-11-06 · Effective 2014-12-08 · 79 FR 65901
## Document
- **Document number:** 2014-26300
- **Category:** air-emissions
- **Federal Register citation:** 79 FR 65901
- **CFR reference:** 40 CFR 52
- **Publication date:** 2014-11-06
- **Effective date:** 2014-12-08
- **State:** PA
- **EPA docket:** EPA-R03-OAR-2014-0169
## Abstract

The Environmental Protection Agency (EPA) is approving a State Implementation Plan (SIP) revision submitted by the Commonwealth of Pennsylvania pertaining to the control of particulate matter (PM) emissions from the operation of outdoor wood-fired boilers (OWBs) in Allegheny County. EPA is approving this revision in accordance with the requirements of the Clean Air Act (CAA).

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2014/11/06/2014-26300/approval-and-promulgation-of-air-quality-implementation-plans-pennsylvania-allegheny-county-control)
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