INFORMATION

7 October 2025

Publication of the report on the analytical results of the Additional Measures under the IAEA framework related to the discharge of ALPS treated water into the sea

19 September 2025

Update "Profile of Commissioners"

28 August 2025

Confirmation of marine sample collection etc. under the framework of the International Atomic Energy Agency (IAEA)

6 June 2025

Publication of the report on the analytical results of the Additional Measures under the IAEA framework related to the discharge of ALPS treated water into the sea

25 March 2025

Publication of a report on Second Interlaboratory Comparison on the Determination of Radionuclides in the Marine Environment

ENVIRONMENTAL RADIATION

We monitor and visualize environmental radiation around us, which includes radiation naturally occurring in the environment and radiation emitted by artificially created radioactive substances.

Radiation Monitoring Information Sharing and Publication System

click here to check the current radiation dose rate around.

To RAMIS

Environmental Radioactivity/Radiation DataBase

click here to check environmental radiation levels across Japan from the 1960s to the present.

To EＮVRADDB

Environmental Radiation Monitoring Date Search site

Click here to learn about the effects of the Fukushima Daiichi Nuclear Power Plant accident on environmental radiation.

To RAMDAS