# Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes; Oregon
> **Rule** · Direct final rule. · Published 1997-03-07 · Effective 1997-05-06 · 62 FR 10457
## Document
- **Document number:** 97-5645
- **Category:** air-emissions
- **Federal Register citation:** 62 FR 10457
- **CFR reference:** 40 CFR 52
- **Publication date:** 1997-03-07
- **Effective date:** 1997-05-06
- **State:** OR
- **EPA docket:** OR64-7279a, OR36-1-6298a, OR46-1-6802a
## Abstract

The Environmental Protection Agency (EPA) approves numerous amendments to the Oregon Department of Environmental Quality's (ODEQ's) rules for stationary sources, including new source review and prevention of significant deterioration rules, as revisions to the Oregon State Implementation Plan (SIP). These revisions were submitted by the Director of the ODEQ on May 20, 1988, January 20, 1989, September 14, 1989, October 13, 1989, November 15, 1991, August 26, 1992, November 16, 1992, May 28, 1993, November 15, 1993, December 14, 1993, November 14, 1994, June 1, 1995, September 27, 1995, October 8, 1996, and January 22, 1997, in accordance with the requirements of section 110, Part C, and Part D of the Clean Air Act (hereinafter the Act). EPA is also removing the listings for total suspended particulates nonattainment areas in 40 CFR Part 81.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/1997/03/07/97-5645/approval-and-promulgation-of-implementation-plans-and-designation-of-areas-for-air-quality-planning)
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