EPA Approves Cleaner Air Rules for California's San Joaquin Valley
Published Date: 1/6/2026
Rule
Summary
The EPA just gave a thumbs-up to a new air pollution rule for California’s San Joaquin Valley, helping keep the air cleaner by replacing an old ozone standard. This change affects local businesses and residents by ensuring better air quality without extra costs. The rule kicks in on February 5, 2026, making the Valley’s air a bit fresher and healthier starting then!
Analyzed Economic Effects
2 provisions identified: 2 benefits, 0 costs, 0 mixed.
Federal Approval of Valley Ozone Rule
You in the San Joaquin Valley are affected because the EPA approved SJVUAPCD Rule 3171 ("Federally Mandated Ozone Nonattainment Fee--1997 8-Hour Standard") into the California State Implementation Plan. The rule was adopted October 19, 2023, and the EPA action is effective February 5, 2026; the EPA says this approval addresses Clean Air Act section 185 for the revoked 1997 8-hour ozone standard.
No New Federal Costs for Small Businesses
If you run a small business in the area covered by this SIP action, the EPA certified that this approval does not impose requirements beyond state law and is certified as not having a significant economic impact on a substantial number of small entities. The EPA also states the action does not contain an unfunded mandate or significantly affect small governments.
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