Publication of the IAEA Comprehensive Report on the Safety Review of the ALPS Treated Water at TEPCO’s Fukushima Daiichi Nuclear Power Station (FDNPS)

1. Following the Basic Policy announced by the Government of Japan on 14 April 2021, based on the Terms of Reference (TOR) on a comprehensive framework for reviewing safety related aspects of handling ALPS treated water at TEPCO’s FDNPS, which was signed on 8 July 2021, a series of review was conducted by the IAEA. On July 4th, IAEA Director General Rafael Mariano Grossi handed over the Comprehensive Report to Prime Minister Kishida and the report was published accordingly.

2. Executive Summary of the IAEA Comprehensive Report states the following conclusions;
(1)Based on its comprehensive assessment, the IAEA has concluded that the approach to the discharge of ALPS treated water into the sea, and the associated activities by TEPCO, NRA, and the Government of Japan, are consistent with relevant international safety standards.
(2)The IAEA has concluded, based on its comprehensive assessment, that the discharge of the ALPS treated water, as currently planned by TEPCO, will have a negligible radiological impact on people and the environment.

3. With regard to the safety and the handling of ALPS treated water, reviews by the IAEA which is authorized under its Statute to establish and apply international safety standards in the field of nuclear energy are very important for ensuring confidence and transparency, and for promoting understanding in the international community. The Government of Japan will continue to provide necessary information and remains committed to making efforts to promote better understanding in the international community regarding the handling of ALPS treated water.