The Chernobyl disaster, the pinnacle of nuclear catastrophes, occurred in 1986, impacting countless lives with its deadly radioactive fallout
1. Chernobyl
The 2011 Fukushima disaster, triggered by an earthquake and tsunami, marks one of the gravest nuclear crises, sharing the highest severity rating with Chernobyl
2. Fukushima
In 1957, the Kyshtym disaster exposed thousands to radiation, necessitating massive evacuations in the Soviet Union's closed city of Chelyabinsk-40
3. Kyshtym
The 1957 Windscale fire, a level five nuclear event, unleashed a radioactive cloud across the UK and Europe without any evacuations
4. Windscale
In 1979, the Three Mile Island accident in Pennsylvania became the most infamous nuclear mishap in US history, with significant environmental releases