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Abia State, Nigeria

Aba · Air quality

Saturday, Oct 17 · Africa/Lagos

Aba air quality

US air quality index

130

Unhealthy for sensitive groups

US EPA scale

  1. Good0–50
  2. Moderate51–100
  3. Unhealthy for sensitive groups101–150Current category
  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
36 µg/m³
PM2.5
39 µg/m³
PM10
43 µg/m³
Ozone
18.7 µg/m³
Nitrogen dioxide
8.3 µg/m³
Sulfur dioxide
2 µg/m³
Carbon monoxide
543.3 µg/m³
European AQI (separate scale)
4