AQI
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World Air Quality Index (AQI)
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Most Polluted
Least Polluted
A-Z
Z-A
A
Algeria
1 Stations
80
80
43
Andorra
1 Stations
41
41
44
Argentina
1 Stations
38
38
15
Armenia
2 Stations
106
106
124
Australia
157 Stations
32
32
19
Austria
94 Stations
14
14
10
B
Bahrain
1 Stations
157
157
124
Bangladesh
1 Stations
157
157
124
Belgium
73 Stations
33
33
17
Bosnia And Herzegovina
23 Stations
59
59
51
Botswana
1 Stations
21
21
12
Brazil
58 Stations
36
36
27
Brunei
5 Stations
0
0
Bulgaria
25 Stations
24
24
24
Burma
2 Stations
16
16
7
C
Canada
152 Stations
34
34
18
Chad
1 Stations
157
157
124
Chile
32 Stations
65
65
51
China
2216 Stations
79
79
60
Colombia
17 Stations
56
56
28
Costa Rica
1 Stations
50
50
20
Croatia
24 Stations
34
34
31
Cyprus
8 Stations
23
23
21
Czechia
113 Stations
38
38
38
D
Denmark
3 Stations
36
36
39
E
El Salvador
2 Stations
72
72
37
Estonia
9 Stations
33
33
37
Ethiopia
1 Stations
153
153
99
F
Finland
49 Stations
17
17
16
France
252 Stations
36
36
33
French Guiana
3 Stations
7
7
8
G
Georgia
3 Stations
30
30
19
Germany
235 Stations
31
31
28
Ghana
1 Stations
53
53
22
Gibraltar
3 Stations
6
6
2
Greece
7 Stations
36
36
35
Guadeloupe
2 Stations
61
61
56
Guatemala
1 Stations
38
38
15
H
Hong Kong
16 Stations
59
59
36
Hungary
49 Stations
33
33
32
I
Iceland
10 Stations
12
12
7
India
1111 Stations
136
136
156
Indonesia
23 Stations
41
41
20
Iran
130 Stations
115
115
116
Iraq
3 Stations
152
152
185
Ireland
20 Stations
26
26
12
Italy
39 Stations
45
45
36
J
Japan
941 Stations
51
51
39
Jordan
14 Stations
71
71
84
K
Kazakhstan
2 Stations
30
30
28
Kenya
1 Stations
117
117
70
Korea South
3 Stations
20
20
0
Korea, South
598 Stations
60
60
45
Kosovo
11 Stations
39
39
36
Kuwait
6 Stations
303
303
397
Kyrgyzstan
1 Stations
21
21
8
L
Liechtenstein
1 Stations
14
14
15
Lithuania
5 Stations
27
27
24
Luxembourg
3 Stations
30
30
32
M
Macau
8 Stations
40
40
30
Macedonia
18 Stations
36
36
34
Madagascar
1 Stations
25
25
10
Malaysia
68 Stations
3
3
1
Malta
3 Stations
49
49
47
Mexico
78 Stations
85
85
73
Moldova
1 Stations
4
4
0
Mongolia
12 Stations
93
93
106
Montenegro
4 Stations
30
30
18
N
Nepal
2 Stations
100
100
116
Netherlands
71 Stations
34
34
26
New Caledonia
4 Stations
16
16
16
New Zealand
40 Stations
30
30
20
Nigeria
2 Stations
62
62
28
North Korea
5 Stations
60
60
44
Norway
47 Stations
27
27
20
P
Pakistan
3 Stations
79
79
62
Peru
7 Stations
118
118
79
Philippines
1 Stations
51
51
55
Poland
68 Stations
31
31
33
Portugal
11 Stations
50
50
38
Puerto Rico
1 Stations
72
72
37
R
Reunion
7 Stations
21
21
22
Romania
54 Stations
26
26
27
Russia
16 Stations
26
26
12
S
Serbia
22 Stations
35
35
32
Singapore
3 Stations
61
61
38
Slovakia
45 Stations
53
53
25
Slovenia
15 Stations
40
40
32
South Africa
46 Stations
32
32
23
Spain
301 Stations
41
41
40
Sudan
1 Stations
179
179
266
Switzerland
21 Stations
35
35
37
T
Taiwan
144 Stations
52
52
39
Tajikistan
1 Stations
97
97
57
Thailand
102 Stations
30
30
17
Trinidad And Tobago
2 Stations
77
77
84
Turkey
139 Stations
40
40
33
Turkmenistan
1 Stations
107
107
63
U
Uganda
1 Stations
93
93
53
Ukraine
12 Stations
20
20
10
United Arab Emirates
16 Stations
121
121
164
United Kingdom
123 Stations
31
31
23
United States
698 Stations
34
34
20
Uzbekistan
1 Stations
80
80
43
V
Vietnam
40 Stations
49
49
29