World most polluted countries 2019 (PM2.5)

The most polluted countries according to data aggregated from over 60,000 data points.

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2019

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World air quality report

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PM2.5 Legend
Unit: µg/m³
WHO targetGoodModerateUnhealthy for sensitive groupsUnhealthyVery unhealthyHazardous
Rank Country/Region 2019 AVG 2018 AVG Population
1 Bangladesh
Bangladesh
83.30 97.10 166,368,149
2 Pakistan
Pakistan
65.81 74.27 200,813,818
3 Mongolia
Mongolia
62.00 58.50 3,121,772
4 Afghanistan
Afghanistan
58.80 61.80 36,373,176
5 India
India
58.08 72.54 1,354,051,854
6 Indonesia
Indonesia
51.71 42.01 266,794,980
7 Bahrain
Bahrain
46.80 59.80 1,566,993
8 Nepal
Nepal
44.46 54.15 29,624,035
9 Uzbekistan
Uzbekistan
41.20 34.30 32,364,996
10 Iraq
Iraq
39.60 - 39,127,900
11 China
China
39.12 41.17 1,415,045,928
12 United Arab Emirates
United Arab Emirates
38.94 49.93 9,541,615
13 Kuwait
Kuwait
38.30 56.00 4,197,128
14 Bosnia Herzegovina
Bosnia Herzegovina
34.58 39.97 3,503,554
15 Vietnam
Vietnam
34.06 32.91 96,491,146
16 Kyrgyzstan
Kyrgyzstan
33.20 - 6,389,500
17 North Macedonia
North Macedonia
32.40 35.47 2,085,051
18 Syria
Syria
32.20 - 17,070,135
19 Democratic Republic of the Congo
Democratic Republic of the Congo
32.10 - 5,380,508
20 Myanmar
Myanmar
31.00 - 54,339,766
21 Ghana
Ghana
30.30 - 30,280,800
22 Uganda
Uganda
29.10 40.80 44,270,563
23 Armenia
Armenia
25.51 - 2,957,500
24 Bulgaria
Bulgaria
25.49 25.82 7,036,848
25 Sri Lanka
Sri Lanka
25.20 32.00 20,950,041
26 South Korea
South Korea
24.78 24.01 51,164,435
27 Iran
Iran
24.27 24.97 82,011,735
28 Thailand
Thailand
24.25 26.44 69,183,173
29 Kazakhstan
Kazakhstan
23.60 29.80 18,403,860
30 Macao SAR
Macao SAR
23.50 21.20 632,000
31 Kosovo
Kosovo
23.50 30.40 1,831,000
32 Serbia
Serbia
23.30 23.90 8,762,027
33 Peru
Peru
23.28 28.00 32,551,815
34 Laos
Laos
23.10 - 7,123,205
35 Chile
Chile
22.63 24.94 18,197,209
36 Greece
Greece
22.50 - 10,724,599
37 Saudi Arabia
Saudi Arabia
22.50 - 33,413,660
38 South Africa
South Africa
21.56 - 58,775,022
39 Nigeria
Nigeria
21.40 44.84 195,875,237
40 Algeria
Algeria
21.20 - 34,080,030
41 Cambodia
Cambodia
21.10 20.10 16,245,729
42 Israel
Israel
20.83 18.60 8,452,841
43 Turkey
Turkey
20.62 21.90 81,916,871
44 Hong Kong SAR
Hong Kong SAR
20.30 20.20 7,428,887
45 Guatemala
Guatemala
20.20 - 14,901,286
46 Ethiopia
Ethiopia
20.10 27.10 107,534,882
47 Georgia
Georgia
20.10 - 3,723,464
48 Mexico
Mexico
20.02 20.29 130,759,074
49 Cyprus
Cyprus
19.72 17.58 1,189,085
50 Malaysia
Malaysia
19.36 - 32,700,760
51 Croatia
Croatia
19.09 22.18 4,164,783
52 Singapore
Singapore
19.00 14.80 5,930,000
53 Poland
Poland
18.67 22.39 38,104,832
54 Romania
Romania
18.32 18.65 19,580,634
55 Jordan
Jordan
18.30 - 10,622,608
56 Egypt
Egypt
18.00 - 97,147,368
57 Philippines
Philippines
17.63 14.62 106,512,074
58 Taiwan
Taiwan
17.16 18.54 23,694,089
59 Italy
Italy
17.09 14.95 59,290,969
60 Ukraine
Ukraine
16.60 14.00 44,009,214
61 Slovakia
Slovakia
16.10 18.50 5,449,816
62 Angola
Angola
15.90 - 31,127,674
63 Brazil
Brazil
15.77 16.29 210,867,954
64 Colombia
Colombia
14.61 13.90 49,464,683
65 Argentina
Argentina
14.60 - 44,938,700
66 Hungary
Hungary
14.57 16.81 9,688,847
67 Lithuania
Lithuania
14.49 17.48 2,876,475
68 Czech Republic
Czech Republic
14.45 20.18 10,625,250
69 Latvia
Latvia
13.30 - 1,906,800
70 Belgium
Belgium
12.52 13.52 11,498,519
71 France
France
12.34 13.16 65,233,271
72 Austria
Austria
12.17 15.01 8,751,820
73 Japan
Japan
11.36 12.00 127,185,332
74 Germany
Germany
11.01 13.01 82,293,457
75 Netherlands
Netherlands
10.91 11.72 17,084,459
76 Switzerland
Switzerland
10.89 11.63 8,544,034
77 Ireland
Ireland
10.60 9.50 4,803,748
78 United Kingdom
United Kingdom
10.53 10.83 66,573,504
79 Costa Rica
Costa Rica
10.40 - 5,058,007
80 Puerto Rico
Puerto Rico
10.21 13.73 3,659,007
81 Russia
Russia
9.85 11.42 143,964,709
82 Spain
Spain
9.74 10.34 46,397,452
83 Luxembourg
Luxembourg
9.60 11.15 590,321
84 Denmark
Denmark
9.60 - 5,822,763
85 Malta
Malta
9.40 11.00 432,089
86 Portugal
Portugal
9.26 9.37 10,291,196
87 USA
USA
9.04 9.05 326,766,748
88 Ecuador
Ecuador
8.60 - 17,431,712
89 Australia
Australia
8.00 6.82 24,772,247
90 Canada
Canada
7.72 7.91 36,953,765
91 New Zealand
New Zealand
7.52 7.72 4,749,598
92 Norway
Norway
6.88 7.61 5,353,363
93 Sweden
Sweden
6.63 7.37 9,982,709
94 Estonia
Estonia
6.15 7.20 1,306,788
95 Finland
Finland
5.63 6.57 5,542,517
96 Iceland
Iceland
5.55 5.05 337,780
97 U.S. Virgin Islands
U.S. Virgin Islands
3.53 - 104,578
98 Bahamas
Bahamas
3.30 - 385,340

2019 World air quality report

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