June 05, 2013
The U.S. Environmental Protection Agency asked a Washington federal court Tuesday to toss a suit alleging it improperly delayed responding to a demand that it designate coal mines as stationary sources governed by air pollution performance standards, saying it has denied the petition and the case is therefore moot.
November 23, 2011
Several environmental groups sued the U.S. Environmental Protection Agency in Washington federal court earlier this month over its failure to include coal mines on the list of stationary sources governed by air pollution performance standards.