WorldArrow iconUnited Kingdom

Live most polluted city ranking

Real-time United Kingdom most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of United Kingdom

North Bradley

72

2
The national flag of United Kingdom

Wembley

66

3
The national flag of United Kingdom

Cheltenham

61

4
The national flag of United Kingdom

Nottingham

59

5
The national flag of United Kingdom

Bristol

53

6
The national flag of United Kingdom

Sheffield

50

7
The national flag of United Kingdom

Salisbury

45

8
The national flag of United Kingdom

Leicester

44

9
The national flag of United Kingdom

Pontypridd

44

10
The national flag of United Kingdom

Liverpool

43

2025 United Kingdom most polluted city

Crowland, England

65

Live cleanest city ranking

Real-time United Kingdom cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of United Kingdom

Twickenham

8

2
The national flag of United Kingdom

Walthamstow

8

3
The national flag of United Kingdom

East Ham

17

4
The national flag of United Kingdom

Harringay

17

5
The national flag of United Kingdom

Portsmouth

17

6
The national flag of United Kingdom

Wokingham

17

7
The national flag of United Kingdom

Wetherby

19

8
The national flag of United Kingdom

Peckham

20

9
The national flag of United Kingdom

New Malden

21

10
The national flag of United Kingdom

Poplar

21

2025 United Kingdom cleanest city

Dunblane, Scotland

12

2025 country air quality average

How polluted is United Kingdom?

IQAir exclamation icon

In 2025 in United Kingdom, the annual PM2.5 concentration was 1.7 times the WHO annual PM2.5 guideline.

2025 AQI⁺ country ranking

Which country had the worst air quality in 2025?

#CountryPopulationAQI⁺ US
1
The national flag of United Kingdom

Pakistan

231,402,117

159

2
The national flag of United Kingdom

Bangladesh

169,356,251

158

3
The national flag of United Kingdom

Tajikistan

9,750,064

152

4
The national flag of United Kingdom

Chad

17,179,740

146

5
The national flag of United Kingdom

Democratic Republic of the Congo

95,894,118

137

6
The national flag of United Kingdom

India

1,407,563,842

134

7
The national flag of United Kingdom

Kuwait

4,250,114

126

8
The national flag of United Kingdom

Uganda

45,853,778

119

9
The national flag of United Kingdom

Egypt

109,262,178

114

10
The national flag of United Kingdom

Uzbekistan

34,915,100

107

110
The national flag of United Kingdom

United Kingdom

67,326,569

48

Worldwide PM2.5 ranking

2025 United Kingdom global rank in air pollution

110/143

Wildfires in United Kingdom

Real-time information

Active fire

1

Which is the most polluted state in United Kingdom?