Q&A/Inquiries
- The nuclides that can be observed are limited to H-3 and Cs. Do you plan to include any other nuclides?
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A1. Going forward, we plan to gradually expand the scope of nuclides that can be observed. We will make an announcement on this website following any updates
- Do you plan to make data for fish and seaweed available for observation?
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A2. Going forward, we plan to gradually expand the scope to cover fish, seaweed, and marine sediments, etc. We will make an announcement on this website following any updates
- I would like to know why data are collected and why they fluctuate.
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A3. This website allows you to comprehensively observe publicly available sea area monitoring data on a map. For details such as the reason for data collection and the reasons data fluctuate, please contact the data publisher.
- I would like to know guidance levels of each radioactive isotope.
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A4. You can find regulatory standards for discharged water into surrounding environment regulated by the Reactor Regulation Act and the guidance levels for drinking-water recommended by WHO in the table below.
( Bq / L )
|
Cs134 |
Cs137 |
H-3 |
| Regulatory standards for discharged water into surrounding environment regulated by the Reactor Regulation Act（regulatory concentrations） |
60 |
90 |
60000 |
| Guideline levels for drinking water recommended by WHO |
10 |
10 |
10000 |
Please go to the following link for example.
Mistry of the Environment, Government of Japan
