Alvand reports an annual PM2.5 of 20.8 µg/m³. That's meaningfully above the WHO 2021 guideline of 5 µg/m³ yet within the EU annual limit of 25 µg/m³.
Compared across Iran
Alvand: 20.8 µg/m³. Typical range in Iran: 29.1–36.7 µg/m³. Low anchor: Rasht, 22.0 µg/m³. High anchor: Ahvaz, 100.4 µg/m³.
203 cities tracked