Environmental Samples

You can check the results of radiation surveys (radioactivity concentration) conducted on various samples across Japan's 47 prefectures using the GPS function on smartphones and other devices. Selecting a sample and region via “Search” displays the location on the map.
Clicking that location shows the measurement results.

Sample Selection

Selected Sample: {{ selected_sample.pubJpnSampleName }}

Displays data for the selected sample on the map.

Area Selection

Use location information

Please turn on your GPS function.

Select prefecture

Current Location: {{ selected_pref.prefname }}

Explanation

The data displayed is the latest data recorded in the Environmental Radiation Database.
Since radiation values vary by survey location, these values shown here do not necessarily represent the radiation levels of the entire prefecture.

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