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  2. Japan
  3. Niigata Prefecture
  4. Niigata

Niigata

Niigata Prefecture, Japan

2026-08-09 22:00
AQI (US)
Good
Pollutants
O3
μg/m³
82.8
PM2.5
μg/m³
5
NO2
μg/m³
3.9
CO
μg/m³
125
SO2
μg/m³
0.7
Weather
  • ℃
  • ℉
26℃
61%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • O3
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Akiha Ward
AQI 34
Chuo Ward
AQI 38
Higashi-ku
AQI 34
Kita-ku
AQI 45
Konan Ward
AQI 39
Minami Ward
AQI 17
Nishi Ward
AQI 40
Nishikan Ward
AQI 17
Data Sources
http://soramame.taiki.go.jp/

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