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Public materials relating to the Fukushima Daiichi Nuclear Power Station are made available.

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Contents

March 2026

Mar 6, 2026: Fukushima Daiichi Nuclear Power Station Seventh Discharge in FY2025 Commencement of the Second Stage of the Discharge of ALPS Treated Water into the Sea (Discharge in two-stage)
Mar 5, 2026: Fukushima Daiichi Nuclear Power Station Unit3 Commencement of PCV Internal Investigation (non-submerged area) using Micro-drones
Mar 5, 2026: Fukushima Daiichi Nuclear Power Station Seventh Discharge in FY2025 Analysis Results of the First Stage of the Discharge of ALPS Treated Water into the Sea (discharge in two-stage)
Mar 4, 2026: Fukushima Daiichi Nuclear Power Station Seventh discharge in FY2025 Commencement of the First Stage of the Discharge of ALPS Treated Water into the Sea (Discharge in two stage)
Mar 2, 2026: Fukushima Daiichi Nuclear Power Station Scheduled Date of the Commencement of the Seventh Discharge in FY2025

*From May 2022, the page for posting the analysis results of fish and shellfish was changed. Please see here.

Regularly Issued Materials

Materials	Supplementary Materials
The Status of Storage and Treatment of Accumulated Water Containing High-Level Radioactive Materials at Fukushima Daiichi Nuclear Power Station (updated weekly on Fridays)	Supplementary Materials
Evaluation of the Exposure Levels of Workers Engaged in Radiation Work at the Fukushima Daiichi Nuclear Power Station (updated at end of each month)	-
Trends in Volume of Groundwater Drain Transfer to Buildings and Groundwater Inflow (updated weekly on Fridays)	-
Marine Organism Rearing Test at Fukushima Daiichi Nuclear Power Station – Marine Organism Rearing Log –	-

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