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Littoral, Cameroon

Souza Gare · Air quality

Friday, Nov 13 · Africa/Douala

Souza Gare air quality

US air quality index

51

Moderate

US EPA scale

  1. Good0–50
  2. Moderate51–100Current category
  3. Unhealthy for sensitive groups101–150
  4. Unhealthy151–200
  5. Very unhealthy201–300
  6. 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 scale

All pollutants

PM1
4 µg/m³
PM2.5
6 µg/m³
PM10
10 µg/m³
Ozone
64.3 µg/m³
Nitrogen dioxide
1 µg/m³
Sulfur dioxide
1 µg/m³
Carbon monoxide
192.7 µg/m³
European AQI (separate scale)
2