Guangdong, China
Donghai · Air quality
Friday, 23 Oct · Asia/Shanghai
Donghai air quality
US air quality index
74Moderate
US EPA scale
- Good0–50
- Moderate51–100Current category
- E no good for sensitive people101–150
- E no good for health151–200
- E bad well well for health201–300
- Dangerous301–500+
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
- 20 µg/m³
- PM2.5
- 24 µg/m³
- PM10
- 25 µg/m³
- Ozone
- 99 µg/m³
- Nitrogen dioxide
- 1.3 µg/m³
- Sulfur dioxide
- 3.3 µg/m³
- Carbon monoxide
- 283 µg/m³
- European AQI (separate scale)
- 3