DC Circ. Links Challenges To EPA's Stricter Ozone Standards

By John Kennedy (November 4, 2015, 8:00 PM EST) -- The D.C. Circuit on Tuesday consolidated two cases looking to block the tighter national ground-level ozone standards recently released by the U.S. Environmental Protection Agency, linking a suit by five states with one filed by Murray Energy Corp.

Arizona, Arkansas, North Dakota, Oklahoma, New Mexico's Environment Department and Murray Energy all petitioned the federal circuit for review of the EPA's national ambient air quality standards, or NAAQS, shortly after the standards were published in the Federal Register last week. The agency lowered the ozone standard from 75 parts per billion to 70 parts per billion over the objections of several states,...

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