Tianjin vs Johannesburg

Live air quality comparison. Johannesburg has cleaner air right now.

China
Tianjin
170
Unhealthy
South Africa
Johannesburg
99
Moderate
MetricTianjinJohannesburg
AQI17099
PM2.560.8 μg/m³21.6 μg/m³
PM1066.1 μg/m³21.8 μg/m³
Ozone73 ppb166 ppb
NO285.6 ppb10.6 ppb

Lower values mean cleaner air. Updated hourly. Sources: OpenAQ, Open-Meteo.