Aggregated Ambient Dose Rate – Environmental Radioactivity and Radiation in Japan

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You can generate an aggregated table of measurement results (ambient dose rates) from monitoring posts established across all 47 prefectures through the Environmental Radioactivity Level Survey.

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Specify the period you wish to search.

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Hours Minutes

*Please specify a survey period within 2 years.

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You can select multiple prefectures from all 47 prefectures, or select the entire country.

Nationwide (47 Prefectures)

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Aggregated Ambient Dose Rate Results

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