New Zealand air quality index (AQI) and PM2.5 air pollution

03:22, Feb 17 (local time)

Good

Moderate

Unhealthy for sensitive groups

Unhealthy

Very unhealthy

Hazardous

New Zealand AQI Ranking

US AQI

PM2.5

#MAJOR CITYUS AQI

1

155

2

80

3

80

4

80

5

71

6

52

7

46

8

40

9

39

10

38

SEE WORLD AQI RANKING

Most polluted cities

See a ranking of 2018’s most polluted cities.

Most polluted countries

See a ranking of 2018’s most polluted countries.

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