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Fukushima disaster

According to the Federation of Electric Power Companies of Japan, "by April 27 approximately 55 percent of the fuel in reactor unit 1 had melted, along with 35 percent of the fuel in unit 2, and 30 percent of the fuel in unit 3; and overheated spent fuels in the storage pools of units 3 and 4 probably were also damaged." As of April 2011, water was still being poured into the damaged reactors to cool melting fuel rods. The accident has surpassed the 1979 Three Mile Island accident in seriousness and is comparable to the 1986 Chernobyl disaster. The Economist reported that the Fukushima disaster is "a bit like three Three Mile Islands in a row, with added damage in the spent-fuel stores," and that there will be ongoing impacts: