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  3. Niigata Prefecture
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Niigata

Niigata Prefecture, Japan

2025-12-20 00:00
AQI (US)
Good
Pollutants
PM2.5
μg/m³
6.4
NO2
μg/m³
27
O3
μg/m³
11.8
CO
μg/m³
250
SO2
μg/m³
2.9
Weather
  • ℃
  • ℉
12℃
50%
15 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • PM2.5
  • NO2
  • O3
  • CO
  • SO2
Places included
Akiha Ward
AQI 34
Chuo Ward
AQI 39
Higashi-ku
AQI 28
Kita-ku
AQI 51
Konan Ward
AQI 34
Minami Ward
AQI 28
Nishi Ward
AQI 34
Nishikan Ward
AQI 39
Data Sources
http://soramame.taiki.go.jp/

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Sado
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Kashiwazaki
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Kitakata
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Minamiuonuma
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