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Asia
Japan
Saitama Prefecture
Koshigaya
AQI (US)
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AQI (China)
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AQI (US)
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AQI (India)
Koshigaya
Saitama Prefecture, Japan
2026-05-01 06:00
AQI (US)
Good
Pollutants
PM2.5
μg/m³
5
NO2
μg/m³
47.2
O3
μg/m³
9.6
CO
μg/m³
250
SO2
μg/m³
2.9
Weather
℃
℃
℉
19℃
88%
16 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
PM2.5
NO2
O3
CO
SO2
Places included
Higashikoshigaya
AQI 39
Onma Shinden
AQI 23
千間台西
AQI 23
Data Sources
http://soramame.taiki.go.jp/
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