What is the air quality in Hejian?

Hejian, China has an annual US AQI of 152 (Polluted) and average PM2.5 of 65.3 µg/m³, ranking #5762 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Hejian?

September is typically the cleanest month (AQI 126) and January the most polluted (AQI 190).

PM2.5: 1998–2024 (satellite). From satellite data, because no government monitor covers the city. Full sources are on the methodology page.

Global rank	City	Continent	AQI	PM2.5
5762	Hejian, China	Asia	AQI 152	PM2.5 65.3 µg/m³