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TEPCO should be open in dealing with storage of tainted water

18 796 0
23.08.2019

An industry ministry subcommittee has started debating a new proposal for the long-term storage of radiation-contaminated water being generated by the crippled Fukushima No. 1 nuclear power plant.

Tokyo Electric Power Co., the operator of the plant destroyed by the 2011 earthquake and tsunami, takes a dim view of this approach. But the expert panel of the Ministry of Economy, Trade and Industry should assess the advantages and disadvantages of storing contaminated water in tanks for decades.

The No. 1 to No. 3 reactors at the plant are still generating 150 tons of polluted water per day as these reactors are being flooded to cool melted nuclear fuel and underground water keeps pouring in.

Even after being treated with a filtering system, the polluted water still contains tritium, a radioactive form of hydrogen, and has to be stored in on-site tanks.

For three years, the panel has been discussing five potential ways of dealing with the problem, including diluting........

© The Asahi Shimbun