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Huai'an
Zhangjiakou, Hebei
2026-03-09 17:35
AQI (China)
Good
Pollutants
PM2.5
μg/m³
58
PM10
μg/m³
84
NO2
μg/m³
50
CO
μg/m³
750
O3
μg/m³
18.5
SO2
μg/m³
6.5
Weather
℃
℃
℉
1℃
29%
4 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (China)
AQI (China)
PM2.5
PM10
NO2
CO
O3
SO2
Places included
怀安环境分局
AQI 33
怀安第一中学
AQI 33
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