ELR Citation: 42 ELR 20050
No(s). 10-1004 (D.C. Cir. Feb 24, 2012)

The D.C. Circuit upheld EPA's rule designating certain areas in Utah as nonattainment for the 2006 24-hour fine particulate matter (PM2.5) standard. Petitioners—two counties, three cities, and an aerospace and defense company—challenged the inclusion of parts of Tooele and Box Elder Counties wit...