Press Releases

Additional Measures under the IAEA framework related to the discharge of ALPS treated water into the sea

August 28, 2025

As a part of additional measures under the IAEA framework that Japan and the IAEA concurred on conducting in September 2024, the IAEA officials and experts from third-party laboratories will visit Japan and collect samples on September 9 and 10.

  1. This is the fifth mission for conducting the additional measures, following October 2024, February 2025, April 2025, and June 2025.
  2. The third-party laboratories from China, New Zealand, Republic of Korea, Russia and Switzerland, will participate in the additional measures.

(Reference) Past missions for conducting the additional measures

  • 1st: October 15, 2024 (collection of seawater)
  • 2nd: February 19, 2025 (collection of seawater), February 20, 2025 (selection of fishery products), February 21 (collection of ALPS treated water prior to dilution with seawater)
  • 3rd: April 15, 2025 (collection of ALPS treated water diluted with seawater)
  • 4th: June 17, 2025 (collection of ALPS treated water prior to dilution with seawater)

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