ELR Citation: 42 ELR 20188
No(s). 09-1554 (10th Cir. Sep 5, 2012)

The Tenth Circuit held that a congressional mandate calling for the U.S. Army's destruction of chemical weapons at a depot near Pueblo, Colorado, preempts Colorado's authority to regulate hazardous waste within the state. Since the 1950s, the United States has stored chemical weapons at the depot. C...