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Pollution Monitoring site
Bureau of Environment, TMG
▽ Monitoring by Theme
Atmospheric Environment
Air pollution map data
(English instruction)
Air pollution measurement data
View from the Tokyo Metropolitan Government Office (31st floor)
(English instruction)
Hazardous air pollutants
Water Environment
Water quality measurement data
Dioxins in the Environment
Concentrations in air, water, bottom sediment (rivers and seas), groundwater and soil
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