Science

EPA Allows Sale of Higher-Ethanol Gasoline

Updated 2026-05-23 20:50 UTC 1 source Neutral

The EPA has issued a waiver allowing the sale of fuel with 15 percent ethanol content, known as E15. This move aims to reduce pump prices but could potentially raise summer smog levels.

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Scientific American

What is E15 fuel? Why higher-ethanol gasoline could raise summer smog levels

In an effort to reduce prices at the pump, an EPA wavier allows the sale of fuel with 15 percent ethanol content

2026-05-22 10:30 UTC