Tokyo Electric Power Co. said Wednesday it has found radioactive coolant water leaking from a broken pipe in reactor 4 of the stricken Fukushima No. 1 nuclear plant, but it hasn’t flowed outside the building.
According to Tepco, about 8.5 tons of water leaked onto the floor of the reactor 4 building at 10:30 p.m. Tuesday. The leak was stopped 13 minutes later by closing a valve, officials said.
Tepco initially estimated that 6 liters of water had leaked.
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