60,000 tons of treated water from nuclear site discharged so far



60,000 tons of treated water from nuclear site discharged so far

https://www.asahi.com/ajw/articles/15399928

by Square_Difference435

3 comments
  1. “In total, about 60,000 tons have been discharged since then.

    But as of Aug. 1 this year, about 1,312,000 tons remained.”

    “In addition to the release of treated water, there are many other issues to be tackled.

    The amount of highly radioactive sludge, or “slurry,” produced in the process of treating contaminated water continues to increase, but no effective treatment method has been decided upon.

    The increasing amount of slurry is stored in tanks, but since there is still a risk of leakage when it is in liquid form, plans call for it to be dehydrated to reduce its volume and then process the substance into solid form.

    In 2021, TEPCO filed an application to build a device for this purpose. But the Nuclear Regulation Authority pointed out the risk of radiation exposure to workers, and TEPCO was told to review the design.

    As a result, the start of the dehydration process has been delayed from fiscal 2022 to fiscal 2026.

    Furthermore, no concrete method has been decided on for solidifying the dehydrated slurry.

    TEPCO is aiming to determine the solidification method by the end of fiscal 2025 and start solidification around fiscal 2035.”

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