The immediate priority was to extinguish fires on the roof of the station and the area around the building containing Reactor No. 4 to protect No. 3 and keep its core cooling systems intact.
A prioridade inmediata era apagar os lumes do tellado da central e da zona ao redor do edificio do reactor 4 para protexer o reactor 3 e manter os seus sistemas de refrixeración intactos.