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Niigata Prefecture
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Niigata Prefecture
Japan
2025-12-05 14:00
AQI (US)
Good
Pollutants
PM2.5
μg/m³
5.1
O3
μg/m³
54.1
NO2
μg/m³
11.5
CO
μg/m³
250
SO2
μg/m³
1.4
Weather
℃
℃
℉
3℃
87%
17 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
PM2.5
O3
NO2
CO
SO2
Places included
Itoigawa
AQI 28
Joetsu
AQI 28
Kashiwazaki
AQI 28
Kitakanbara District
AQI 26
Minamiuonuma
AQI 17
Murakami
AQI 35
Myoko
AQI 28
Nagaoka
AQI 28
Niigata
AQI 17
Sado
AQI 39
Shibata
AQI 45
Tainai
AQI 45
Tsubame
AQI 23
Data Sources
http://soramame.taiki.go.jp/
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Cities Nearby
Niigata
AQI 17
Seiro
AQI 26
Shibata
AQI 45
Tsubame
AQI 23
Tainai
AQI 45
Nagaoka
AQI 28
Murakami
AQI 35
Sado
AQI 39
Kashiwazaki
AQI 28
Kitakata
AQI 23
Minamiuonuma
AQI 17
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