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England, United Kingdom

Alrewas · Air quality

Monday, Nov 9 · Europe/London

Alrewas air quality

US air quality index

102

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
32 µg/m³
PM2.5
35 µg/m³
PM10
35 µg/m³
Ozone
21.3 µg/m³
Nitrogen dioxide
12 µg/m³
Sulfur dioxide
0.7 µg/m³
Carbon monoxide
201 µg/m³
European AQI (separate scale)
4