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  3. Niigata Prefecture
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  5. Saiwaicho

Saiwaicho

Nagaoka, Niigata Prefecture

2026-01-21 23:00
AQI (US)
Good
Pollutants
O3
μg/m³
72.9
PM2.5
μg/m³
3
NO2
μg/m³
6.2
SO2
μg/m³
2.9
Weather
  • ℃
  • ℉
-1℃
83%
23 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • O3
  • PM2.5
  • NO2
  • SO2
Places included
長岡工業高校
AQI 32
Data Sources
http://soramame.taiki.go.jp/

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