Lenze je rozdiel medzi widespread a widespread .Major release of radioactive material with widespread health and environmental effects requiring implementation of planned and extended countermeasures
Ono napriklad Fukusima :
3ks INES5 a 1ks INES3 vcelku proste vyrobili INES7, ale asi desatinovej zavaznosti ako INES7 v Cernobyle.Each reactor accident was rated seperatly out of the six reactors three were rated level 5 and one was rated at a level 3; the situation as a whole was rated level 7.