Periodic Surveys on Nuclear Powered Warships

You can check the results of radioactivity surveys conducted quarterly (four times a year) at the Yokosuka, Sasebo, and Kin-Nakagusuku Ports.

See the outline of the survey

to
Total of 648 results
Target analysis values
Port Survey year Quarter Survey target Survey results
Sasebo Port (Nagasaki Prefecture) FY2020 1st quarter Radioactive iodine in the atmosphere See the survey results *Japanese Only
Kin-Nakagusuku Port (Okinawa Prefecture) FY2020 1st quarter Sea water, sea sediment, marine organisms See the survey results *Japanese Only
Kin-Nakagusuku Port (Okinawa Prefecture) FY2020 1st quarter Cumulative dose See the survey results *Japanese Only
Kin-Nakagusuku Port (Okinawa Prefecture) FY2020 1st quarter Radioactive iodine in the atmosphere See the survey results *Japanese Only
Yokosuka Port (Kanagawa Prefecture) FY2019 4th quarter Sea water, sea sediment, marine organisms See the survey results *Japanese Only
Yokosuka Port (Kanagawa Prefecture) FY2019 4th quarter Cumulative dose See the survey results *Japanese Only
Yokosuka Port (Kanagawa Prefecture) FY2019 4th quarter Radioactive iodine in the atmosphere See the survey results *Japanese Only
Sasebo Port (Nagasaki Prefecture) FY2019 4th quarter Sea water, sea sediment, marine organisms See the survey results *Japanese Only
Sasebo Port (Nagasaki Prefecture) FY2019 4th quarter Cumulative dose See the survey results *Japanese Only
Sasebo Port (Nagasaki Prefecture) FY2019 4th quarter Radioactive iodine in the atmosphere See the survey results *Japanese Only
Kin-Nakagusuku Port (Okinawa Prefecture) FY2019 4th quarter Sea water, sea sediment, marine organisms See the survey results *Japanese Only
Kin-Nakagusuku Port (Okinawa Prefecture) FY2019 4th quarter Cumulative dose See the survey results *Japanese Only
Kin-Nakagusuku Port (Okinawa Prefecture) FY2019 4th quarter Radioactive iodine in the atmosphere See the survey results *Japanese Only
Yokosuka Port (Kanagawa Prefecture) FY2019 3rd quarter Sea water, sea sediment, marine organisms See the survey results *Japanese Only
Yokosuka Port (Kanagawa Prefecture) FY2019 3rd quarter Cumulative dose See the survey results *Japanese Only
Yokosuka Port (Kanagawa Prefecture) FY2019 3rd quarter Radioactive iodine in the atmosphere See the survey results *Japanese Only
Sasebo Port (Nagasaki Prefecture) FY2019 3rd quarter Sea water, sea sediment, marine organisms See the survey results *Japanese Only
Sasebo Port (Nagasaki Prefecture) FY2019 3rd quarter Cumulative dose See the survey results *Japanese Only
Sasebo Port (Nagasaki Prefecture) FY2019 3rd quarter Radioactive iodine in the atmosphere See the survey results *Japanese Only
Kin-Nakagusuku Port (Okinawa Prefecture) FY2019 3rd quarter Sea water, sea sediment, marine organisms See the survey results *Japanese Only
Kin-Nakagusuku Port (Okinawa Prefecture) FY2019 3rd quarter Cumulative dose See the survey results *Japanese Only
Kin-Nakagusuku Port (Okinawa Prefecture) FY2019 3rd quarter Radioactive iodine in the atmosphere See the survey results *Japanese Only
Yokosuka Port (Kanagawa Prefecture) FY2019 2nd quarter Sea water, sea sediment, marine organisms See the survey results *Japanese Only
Yokosuka Port (Kanagawa Prefecture) FY2019 2nd quarter Cumulative dose See the survey results *Japanese Only
Yokosuka Port (Kanagawa Prefecture) FY2019 2nd quarter Radioactive iodine in the atmosphere See the survey results *Japanese Only
Sasebo Port (Nagasaki Prefecture) FY2019 2nd quarter Sea water, sea sediment, marine organisms See the survey results *Japanese Only
Sasebo Port (Nagasaki Prefecture) FY2019 2nd quarter Cumulative dose See the survey results *Japanese Only
Sasebo Port (Nagasaki Prefecture) FY2019 2nd quarter Radioactive iodine in the atmosphere See the survey results *Japanese Only
Kin-Nakagusuku Port (Okinawa Prefecture) FY2019 2nd quarter Sea water, sea sediment, marine organisms See the survey results *Japanese Only
Kin-Nakagusuku Port (Okinawa Prefecture) FY2019 2nd quarter Cumulative dose See the survey results *Japanese Only
Kin-Nakagusuku Port (Okinawa Prefecture) FY2019 2nd quarter Radioactive iodine in the atmosphere See the survey results *Japanese Only
Yokosuka Port (Kanagawa Prefecture) FY2019 1st quarter Sea water, sea sediment, marine organisms See the survey results *Japanese Only
Yokosuka Port (Kanagawa Prefecture) FY2019 1st quarter Cumulative dose See the survey results *Japanese Only
Yokosuka Port (Kanagawa Prefecture) FY2019 1st quarter Radioactive iodine in the atmosphere See the survey results *Japanese Only
Sasebo Port (Nagasaki Prefecture) FY2019 1st quarter Sea water, sea sediment, marine organisms See the survey results *Japanese Only
Sasebo Port (Nagasaki Prefecture) FY2019 1st quarter Cumulative dose See the survey results *Japanese Only
Sasebo Port (Nagasaki Prefecture) FY2019 1st quarter Radioactive iodine in the atmosphere See the survey results *Japanese Only
Kin-Nakagusuku Port (Okinawa Prefecture) FY2019 1st quarter Sea water, sea sediment, marine organisms See the survey results *Japanese Only
Kin-Nakagusuku Port (Okinawa Prefecture) FY2019 1st quarter Cumulative dose See the survey results *Japanese Only
Kin-Nakagusuku Port (Okinawa Prefecture) FY2019 1st quarter Radioactive iodine in the atmosphere See the survey results *Japanese Only
Yokosuka Port (Kanagawa Prefecture) FY2018 4th quarter Sea water, sea sediment, marine organisms See the survey results *Japanese Only
Yokosuka Port (Kanagawa Prefecture) FY2018 4th quarter Cumulative dose See the survey results *Japanese Only
Yokosuka Port (Kanagawa Prefecture) FY2018 4th quarter Radioactive iodine in the atmosphere See the survey results *Japanese Only
Sasebo Port (Nagasaki Prefecture) FY2018 4th quarter Sea water, sea sediment, marine organisms See the survey results *Japanese Only
Sasebo Port (Nagasaki Prefecture) FY2018 4th quarter Cumulative dose See the survey results *Japanese Only
Sasebo Port (Nagasaki Prefecture) FY2018 4th quarter Radioactive iodine in the atmosphere See the survey results *Japanese Only
Kin-Nakagusuku Port (Okinawa Prefecture) FY2018 4th quarter Sea water, sea sediment, marine organisms See the survey results *Japanese Only
Kin-Nakagusuku Port (Okinawa Prefecture) FY2018 4th quarter Cumulative dose See the survey results *Japanese Only
Kin-Nakagusuku Port (Okinawa Prefecture) FY2018 4th quarter Radioactive iodine in the atmosphere See the survey results *Japanese Only
Yokosuka Port (Kanagawa Prefecture) FY2018 3rd quarter Sea water, sea sediment, marine organisms See the survey results *Japanese Only