EPA Corrects Error in San Joaquin Valley Air Quality Deadline; Finds Failure To Attain Standards
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Table of Contents
The Environmental Protection Agency is correcting a previous administrative error regarding air quality standards in California’s San Joaquin Valley. In 2020, the EPA approved an extension for the region to meet 24-hour fine particulate matter (PM2.5) limits until December 31, 2024. The agency now states this approval was based on a flawed legal interpretation and is revoking that extension.
Why it matters: This action shifts regulatory pressure back onto California and local authorities in the San Joaquin Valley, which includes Fresno, Bakersfield, and surrounding counties. It triggers specific federal requirements for submitting new pollution control plans and implementing immediate contingency measures. While it does not impose new fines directly, it tightens the timeline for compliance and reinforces federal oversight of the region’s air quality management.
Who it affects
- The California Air Resources Board and local air districts in the San Joaquin Valley
This final rule was issued by the Environmental Protection Agency and published in the Federal Register; readers should consult the original document for full legal text and docket information.
Agency: Environmental Protection Agency
Source: Federal Register — read the official document