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Auckland, New Zealand

Freemans Bay · Air quality

Saturday, Oct 31 · Pacific/Auckland

Freemans Bay air quality

US air quality index

59

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
2 µg/m³
PM2.5
18 µg/m³
PM10
29 µg/m³
Ozone
40.7 µg/m³
Nitrogen dioxide
1 µg/m³
Sulfur dioxide
0.3 µg/m³
Carbon monoxide
60.3 µg/m³
European AQI (separate scale)
2