City EPA, Yiyang (益阳市环保局) Air Quality

Monitoring Station · Heshan, China
85
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
48 4pm
68
48
48 7pm
68
68
48 10pm
48
48
48 1am
48
48
48 4am
48
48
7am
10am
1pm
CAMS model adj +14
34
54
34
34
54
54
34
34
34
34
34
34
34
34
34
PM2.528.3 µg/m³ ×1.9 WHO
Moderate
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-21T19:44 UTC.