TREATED WATER PORTAL SITE

TEPCO is prioritizing safety while steadily moving forward with each and every task needed to decommission the Fukushima Daiichi Nuclear Power Station and reduce risks as we aim to "balance recovery with decommissioning."
We are making every effort to convey accurate information about initiatives pertaining to ALPS treated water, etc. which is part of the decommissioning process, so as to obtain the understanding of society as a whole.

What is ALPS Treated Water?
Quick measurement results by each organization

information

2024.4.19

Commencement of the first discharge in FY2024
Reference material is available here
Please click here for details

2024.4.17

“Pre-discharge analysis results of ALPS treated water in the measurement/confirmation facility tank group C" was disclosed.
Please click here for details
Reference material is available here.

ALPS Treated Water Conditions of Discharging into the Sea

❶ ALPS Treated Water, etc. Conditions

❷ Measurement/
Confirmation Facility Conditions

❸ Dilution/Discharge Facility Conditions

Current status

❹ Sea Area Monitoring Results

Current status
No significant change has been detected.