Determination To Defer Sanctions; Arizona; Maricopa County Air Quality Department; Gasoline Loading
What happened
The U.S. Environmental Protection Agency (EPA) made an "interim final determination" to defer sanctions on Maricopa County, Arizona, regarding volatile organic compound (VOC) emissions from gasoline loading. This decision, signed by Donald Trump, is based on the Arizona Department of Environmental Quality's (ADEQ) submission of MCAQD Rules 352 and 353, which address prior Clean Air Act deficiencies. The sanctions, which were triggered by an EPA disapproval in 2025, are now deferred, and will become permanent relief if the EPA finalizes its approval.
Why it matters
This action means Maricopa County, Arizona, will avoid "offset and highway sanctions" that were previously imposed. Deferring these sanctions could prevent potential economic and infrastructure development restrictions in the affected area.
Who it affects
- ›Maricopa County Air Quality Department
- ›Arizona Department of Environmental Quality
- ›Businesses involved in gasoline loading
- ›Residents of the Phoenix-Mesa ozone nonattainment area
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