Riau Islands air quality index (AQI) and PM2.5 air pollution

01:39, Jun 4 (local time)

Good

Moderate

Unhealthy for sensitive groups

Unhealthy

Very unhealthy

Hazardous

Riau Islands AQI Ranking

US AQI

PM2.5

#MAJOR CITYUS AQI

1

25

2

25

3

25

4

21

5

21

6

21

7

21

8

21

9

17

10

17

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Riau Islands air pollution by cities

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