Air quality in Capital Region

Air quality index (AQI⁺) and PM2.5 air pollution in Capital Region

Last update at (Local time)

LIVE AQI⁺ CITY RANKING

Real-time Capital Region
Most polluted city ranking

#cityUS AQI⁺
1The national flag of Canada Stenlose

139

2The national flag of Canada Charlottenlund

103

3The national flag of Canada Hillerød

75

4The national flag of Canada Copenhagen

71

5The national flag of Canada Hornbaek

67

(Local time)

SEE WORLD AQI⁺ RANKING

AIR QUALITY DATA CONTRIBUTORS

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7 Contributors

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While 92% of the global population is exposed to dangerous levels of air pollution, many places lack measurements to quantify its effects and allow communities to respond effectively.

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LIVE AQI⁺ CITY RANKING

Real-time Capital Region
Cleanest city ranking

#cityUS AQI⁺
1The national flag of Canada Hornbaek

67

2The national flag of Canada Copenhagen

71

3The national flag of Canada Hillerød

75

4The national flag of Canada Charlottenlund

103

5The national flag of Canada Stenlose

139

(Local time)

SEE WORLD AQI⁺ RANKING

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Unhealthy for sensitive groups
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Hazardous
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Capital Region air quality data attribution

7Contributors

Which is the most polluted city in Capital Region?

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