ELR Citation: ELR 20014
No(s). 02-1253 (D.C. Cir. Jan 13, 2004)

The court rejects a challenge to U.S. Environmental Protection Agency (EPA) regulations governing the emission of hazardous air pollutants (HAPs) from primary copper smelters. After surveying the technology used at the various locations, EPA determined that copper smelters used particulate matter (P...