What is the air quality trend in Niihama?

Historical data is being collected.

How is Niihama air quality measured?

Air quality in Niihama is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Niihama, Japan

Name: Niihama Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Niihama, Japan.

Current AQI
Moderate

48 Hours 7 Days 14 Days 20 Days

CSV JSON

No historical data available for Niihama yet.

Station data is collected continuously. Check back soon.

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