Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
28
PM2.5
55
*
PM10
73
O3
0.5
CO
6
SO2
12
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
13 May
54
Good
Wed
14 May
67
Good
Thu
15 May
76
Good
Fri
16 May
82
Good
Sat
17 May
81
Good
Sun
18 May
23
Excellent
Mon
19 May
39
Excellent
Chengkou Air quality rank
1
Fukang, Xinjiang
2
Sonid Right Banner, Inner Mongolia
3
Erenhot, Inner Mongolia
4
Sonid Left Banner, Inner Mongolia
5
Changji Prefecture, Xinjiang
6
Abag Banner, Inner Mongolia
7
Huangshan, Anhui
8
Xilinhot, Inner Mongolia
9
Xianghuang Banner, Inner Mongolia
1903
Chengkou, Chongqing
Air quality in the last 12 months (Chengkou)
|
2025/02
|
48
|
35
|
38
|
42
|
47
|
33
|
45
|
55
|
57
|
56
|
67
|
63
|
57
|
52
|
47
|
44
|
51
|
46
|
65
|
79
|
78
|
51
|
40
|
71
|
70
|
57
|
53
|
62
|
|||
|
2025/01
|
110
|
113
|
129
|
153
|
84
|
78
|
84
|
63
|
58
|
65
|
70
|
63
|
67
|
85
|
59
|
60
|
77
|
87
|
89
|
93
|
104
|
147
|
191
|
76
|
17
|
43
|
61
|
65
|
128
|
96
|
90
|
|
2024/12
|
66
|
76
|
89
|
62
|
42
|
41
|
46
|
53
|
63
|
62
|
51
|
57
|
50
|
51
|
65
|
79
|
90
|
88
|
77
|
108
|
125
|
97
|
64
|
89
|
111
|
127
|
112
|
69
|
89
|
116
|
114
|
|
2024/11
|
47
|
38
|
40
|
40
|
31
|
39
|
50
|
63
|
49
|
40
|
52
|
50
|
38
|
30
|
36
|
27
|
10
|
12
|
17
|
21
|
27
|
33
|
43
|
42
|
20
|
41
|
46
|
48
|
54
|
58
|
|
|
2024/10
|
24
|
31
|
41
|
45
|
48
|
42
|
36
|
36
|
43
|
43
|
42
|
34
|
35
|
40
|
39
|
49
|
38
|
22
|
24
|
15
|
17
|
27
|
31
|
46
|
46
|
47
|
44
|
40
|
45
|
60
|
52
|
|
2024/09
|
35
|
38
|
27
|
31
|
39
|
35
|
42
|
41
|
42
|
29
|
44
|
31
|
28
|
32
|
26
|
21
|
22
|
26
|
33
|
29
|
14
|
22
|
31
|
37
|
46
|
67
|
59
|
80
|
60
|
16
|
|
|
2024/08
|
25
|
26
|
20
|
12
|
15
|
20
|
19
|
24
|
24
|
27
|
61
|
48
|
32
|
26
|
28
|
43
|
34
|
23
|
30
|
27
|
31
|
37
|
39
|
40
|
28
|
31
|
25
|
22
|
24
|
32
|
36
|
|
2024/07
|
20
|
21
|
25
|
19
|
15
|
15
|
24
|
16
|
14
|
28
|
14
|
13
|
20
|
10
|
16
|
22
|
23
|
20
|
21
|
20
|
23
|
22
|
27
|
28
|
41
|
34
|
29
|
31
|
19
|
10
|
15
|
|
2024/06
|
43
|
48
|
37
|
21
|
18
|
22
|
27
|
24
|
26
|
31
|
29
|
30
|
34
|
32
|
33
|
24
|
19
|
21
|
20
|
17
|
11
|
17
|
26
|
36
|
24
|
30
|
31
|
33
|
26
|
34
|
|
|
2024/05
|
19
|
22
|
21
|
15
|
27
|
41
|
45
|
38
|
31
|
30
|
33
|
54
|
57
|
55
|
51
|
45
|
52
|
64
|
24
|
19
|
32
|
37
|
36
|
38
|
41
|
19
|
23
|
39
|
24
|
23
|
35
|
|
2024/04
|
38
|
26
|
38
|
32
|
35
|
27
|
21
|
30
|
36
|
31
|
24
|
31
|
36
|
38
|
51
|
47
|
33
|
30
|
36
|
72
|
68
|
55
|
47
|
55
|
33
|
37
|
38
|
27
|
32
|
21
|
|
|
2024/03
|
53
|
49
|
54
|
65
|
62
|
56
|
48
|
55
|
53
|
60
|
58
|
55
|
51
|
43
|
55
|
56
|
60
|
26
|
42
|
63
|
58
|
58
|
53
|
23
|
21
|
29
|
29
|
43
|
47
|
43
|
43
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution