To date, the nuclear accidents at the Chernobyl (1986) and Fukushima Daiichi (2011) nuclear power plants are the only INES level 7 nuclear accidents.
Chernobyl and Fukushima nuclear accidents The following table compares the Chernobyl and Fukushima nuclear accidents.
Radioactive contamination discharge
See also Comparison of Chernobyl and other radioactivity releases Deaths due to the Chernobyl disaster List of accidents at the Mayak facility
Notes
References
External links How Much Fuel Is at Risk at Fukushima? Chernobyl Accident. World Nuclear Association. Archived 1 March 2013 at the Wayback Machine Fukushima Nuclear Crisis Unwrapped Archived 1 February 2016 at the Wayback Machine Fukushima Nuclear Accident. IAEA Update Log BBC News: Fukushima and Chernobyl compared