What is the air quality in Sanmenxia?

Sanmenxia, China has an annual US AQI of 140 (Polluted) and average PM2.5 of 56.5 µg/m³, ranking #5592 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Sanmenxia?

September is typically the cleanest month (AQI 111) and January the most polluted (AQI 181).

PM2.5: 1998–2026 (monitors 2014–2026, satellite 1998–2014). Measured by government monitoring stations. Full sources are on the methodology page.

Global rank	City	Continent	AQI	PM2.5
5592	Sanmenxia, China	Asia	AQI 140	PM2.5 56.5 µg/m³