state implementation plan

By Patrick D. Joyce

The United States Supreme Court today ruled that the U.S. Environmental Protection Agency’s  (EPA) regulation of air pollution crossing state borders did not violate the Clean Air Act. Environmental Protection Agency. et al. v. EME Homer City Generation, L. P., et al., __ U.S. __ (April 29, 2014).

The High Court’s decision overturns an August
Continue Reading Supreme Court Opinion May Compel Power Producers to Install New Control Measures or Force the Closing of Older Coal-Fired Plants

By Jeryl L. Olson, Eric E. Boyd, and Craig B. Simonsen

In a not unexpected final rule issued today by the U.S. Environmental Protection Agency (EPA) it has listed the “Chicago-Naperville, IL-IN-WI Nonattainment Area” as marginal nonattainment. 77 Fed. Reg. 34221 (June 11, 2012). The rulemaking promulgates the initial air quality designations for twelve counties in Illinois, Indiana, and Wisconsin

Continue Reading EPA Designates the Chicagoland Area as Marginal Nonattainment for Ozone