Central and Western, Hong Kong
Admiralty · Air quality
Wednesday, Nov 11 · Asia/Hong Kong
Admiralty air quality
US air quality index
73Moderate
US EPA scale
- Good0–50
- Moderate51–100Current category
- Unhealthy for sensitive groups101–150
- Unhealthy151–200
- Very unhealthy201–300
- Hazardous301–500+
A higher US AQI indicates more air pollution and greater health concern. Categories and pollutant concentration units are different measures.
Understand the EPA scaleAll pollutants
- PM1
- 48 µg/m³
- PM2.5
- 53 µg/m³
- PM10
- 57 µg/m³
- Ozone
- 11 µg/m³
- Nitrogen dioxide
- 80.7 µg/m³
- Sulfur dioxide
- 34.7 µg/m³
- Carbon monoxide
- 537 µg/m³
- European AQI (separate scale)
- 3