Home / Agencies / EPA / 2026-11735
Proposed Rule

Attainment Date Extension for the San Joaquin Valley, California 2012 Annual PM2.5 Fine Particulate Matter Nonattainment Area

Agency
EPA
Document Number
2026-11735
Published
June 11, 2026
Effective Date
-

Abstract

The Environmental Protection Agency (EPA) is proposing to grant an extension of the applicable "Serious" area attainment date for the San Joaquin Valley nonattainment area for the 2012 annual fine particulate matter (PM<INF>2.5</INF>) national ambient air quality standards (NAAQS or "standards") from December 31, 2025, to December 31, 2030, based on a proposed determination that the State has satisfied the statutory criteria for this extension. The EPA will accept comments on this proposed rulemaking during a 30-day public comment period.

Federal Register Source

This document is published by the Office of the Federal Register, National Archives and Records Administration. Access the full regulatory text, preamble, and docket comments below.

View Full Text on FederalRegister.gov →

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Frequently Asked Questions

What is the 2026-11735 Federal Register document?
Document 2026-11735 is a Proposed Rule published by the Environmental Protection Agency in the Federal Register on June 11, 2026. The Environmental Protection Agency (EPA) is proposing to grant an extension of the applicable "Serious" area attainment date for the San Joaquin Valley nonattainment area for the 2012 annual fine particulate matter (PM<INF>2.5</INF>) national ambient air quality standards (NAAQS or "standards") from December 31, 2025, to December 31, 2030, based on a proposed determination that the State has satisfied the statutory criteria for this extension. The EPA will accept comments on this proposed rulemaking during a 30-day public comment period. View the original at https://www.federalregister.gov/documents/2026/06/11/2026-11735/attainment-date-extension-for-the-san-joaquin-valley-california-2012-annual-pm25-fine-particulate.
Is document 2026-11735 an economically significant rule?
No. Document 2026-11735 is not classified as economically significant under Executive Order 12866. Economically significant rules require OIRA review and are estimated to have impacts of $100 million or more per year.

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