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Coolant has been found leaking at four locations from pipes in the underground wall of frozen soil surrounding reactor buildings at Japan's Fukushima Daiichi nuclear power station.

Date: Wednesday, 22 January 2020
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The underground frozen soil wall built around the four crippled Fukushima Daiichi NPP reactors to minimise ground water contamination has melted in two places following recent powerful typhoons, local media reported on 2 September. Japan’s Nuclear Regulation Authority in March approved the use of a massive refrigeration system to install an underground frozen barrier around buildings at the Fukushima nuclear plant in an attempt to contain leaking radioactive water. The 1.5km “ice” wall, which was partly put into use in March, melted in two places after the devastating Lionrock typhoon, the tenth of the season, flooded northern Japan, Asahi Shimbun reported.

Date: Wednesday, 07 September 2016
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