year | probability |
---|---|
1986 | 2.1x10-2 |
1987 | 0.8x10-2 |
1988 | 1.5x10-2 |
1989 | 1.7x10-2 (first six months) |
On April 26, the city's anonymity vanished forever when, during a test at 1:21 A.M., the No. 4 reactor exploded and released thirty to forty times the radioactivity of the atomic bombs dropped on Hiroshima and Nagasaki. The world first learned of history's worst nuclear accident from Sweden, where abnormal radiation levels were registered at one of its nuclear facilities.
Date created: Thu Feb 5 17:51:41 2004
Date last modified: Tue Jun 10 17:36:43 2003