EPA Stiffens Soot Standard By 20%

Law360, New York (December 14, 2012, 6:55 PM EST) -- Under order from a federal appeals court, the U.S. Environmental Protection Agency finalized a rule Friday boosting by 20 percent fine particle pollution standards for power plants, diesel trucks and other sources of harmful soot and smoke.

The rule will tighten so-called PM 2.5 standards to 12 micrograms per cubic meter, down from 15, a move EPA officials said would dramatically improve air quality and prevent tens of thousands of premature deaths and hospital admissions.

The EPA proposed the rule in June after a D.C. Circuit...
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