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  3. Niigata Prefecture
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  5. Saiwaicho

Saiwaicho

Nagaoka, Niigata Prefecture

2025-12-19 11:00
AQI (China)
Excellent
Pollutants
NO2
μg/m³
41.1
PM2.5
μg/m³
7
O3
μg/m³
8.6
SO2
μg/m³
2.9
Weather
  • ℃
  • ℉
5℃
74%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • NO2
  • PM2.5
  • O3
  • SO2
Places included
長岡工業高校
AQI 21
Data Sources
http://soramame.taiki.go.jp/

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