The Department of Homeland Security has canceled plans to stage a mock nuclear explosion in Clark County in May.
Last month, Nevada Sen. Harry Reid and the Southern Nevada business community complained that the premise of the emergency preparedness drill would generate anxiety and harm the struggling local economy.
At the Palo Verde plant about 50 miles west of downtown Phoenix, the largest nuclear generating site in the country, water samples had turned up levels 3½ times those considered acceptable by the Environmental Protection Agency for drinking water.
SAN CLEMENTE, CA - The retired reactor at San Onofre's nuclear power plant has leaked several thousand gallons of radioactive tritium for an unknown length of time, its operator said Tuesday.