Global Air Quality Overview

Monitor air quality in cities worldwide

Most Polluted City

202

US AQI

Beijing

China

Cleanest Air City

US AQI

Quito

Ecuador

City Rankings

Monitor air quality in cities worldwide

Top 5 Most Polluted Cities

Real-time air quality data from cities around the world

View All Most Polluted Cities

Beijing

China

202

AQI

Guangzhou

China

181

AQI

Santiago

Chile

157

AQI

Bekasi

Indonesia

156

AQI

Jakarta

Indonesia

156

AQI

Top 5 Cleanest Cities

Cities with the best air quality worldwide

View All Cleanest Cities

Quito

Ecuador

AQI

Maracay

Venezuela

AQI

Córdoba

Argentina

AQI

London

United Kingdom

AQI

Hamburg

Germany

AQI

Understanding Air Quality

The Air Quality Index (AQI) is a standardized indicator for reporting air quality. It tells you how clean or polluted your air is and what associated health effects might be of concern.

Last updated: 41 minutes ago