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  2. Japan
  3. Niigata Prefecture
  4. Nagaoka

Nagaoka

Niigata Prefecture, Japan

2026-08-22 03:00
AQI (China)
Excellent
Pollutants
O3
μg/m³
51.4
PM2.5
μg/m³
6
NO2
μg/m³
5.1
CO
μg/m³
250
SO2
μg/m³
0
Weather
  • ℃
  • ℉
30℃
78%
5 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • O3
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Jooka
AQI 9
Kesajiro
AQI 9
Kitazonomachi
AQI 9
Saiwaicho
AQI 17
Data Sources
http://soramame.taiki.go.jp/

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