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England, United Kingdom

Saint Ives · Air quality

Monday, Nov 9 · Europe/London

Saint Ives air quality

US air quality index

89

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
18 µg/m³
PM2.5
19 µg/m³
PM10
20 µg/m³
Ozone
31.3 µg/m³
Nitrogen dioxide
8 µg/m³
Sulfur dioxide
2.3 µg/m³
Carbon monoxide
190.3 µg/m³
European AQI (separate scale)
4