Cooling systems to spent fuel ponds at Japan’s Fukushima nuclear plant have been partially restored after a power failure, operator Tepco says.
The outage hit ponds at reactors 1, 3 and 4, although cooling to the reactors themselves was not affected.
Cooling had been restored to the pool at reactor 1, with cooling at the reactor 3 and 4 pools expected to resume on Tuesday evening, Tepco said.
It is assessing the cause of the outage, which began on Monday evening.
The “highest priority” was being placed on restoring the cooling system to the spent fuel pool at reactor 4, Kyodo news agency quoted Tokyo Electric Power Company (Tepco) spokesperson Masayuki Ono as saying.
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