INES Levels
INES N/A
INES 0
INES 1
INES 2
INES 3
INES 4
INES 5
INES 6
INES 7

INES 7: Major accident

Impact on People and Environment:
  • Major release of radio­active ­material with widespread health and environmental effects r­equiring implementation of planned and extended ­ countermeasures.
Legenda & explanation
date title location 
2011-04-12Re-evaluation of INES rating; Effect to the Nuclear Facilities from the earthquake on east area of JapanFukushima Daiichi