Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
40
*
PM2.5
47
PM10
25
O3
0.9
CO
4
SO2
13
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
24 Feb
60
Good
Wed
25 Feb
60
Good
Thu
26 Feb
52
Good
Fri
27 Feb
46
Excellent
Sat
28 Feb
49
Excellent
Sun
1 Mar
49
Excellent
Mon
2 Mar
49
Excellent
Air quality in the last 12 months (Chengbu)
|
2026/01
|
28
|
51
|
63
|
65
|
38
|
55
|
57
|
59
|
68
|
95
|
95
|
105
|
96
|
92
|
116
|
136
|
119
|
120
|
58
|
22
|
43
|
56
|
62
|
72
|
86
|
31
|
64
|
84
|
77
|
24
|
35
|
|
2025/12
|
69
|
92
|
81
|
71
|
65
|
77
|
85
|
75
|
89
|
95
|
95
|
110
|
29
|
47
|
61
|
72
|
74
|
74
|
80
|
82
|
68
|
89
|
64
|
37
|
56
|
60
|
63
|
67
|
83
|
91
|
107
|
|
2025/11
|
41
|
30
|
18
|
17
|
30
|
32
|
35
|
10
|
8
|
10
|
28
|
48
|
39
|
45
|
48
|
56
|
58
|
25
|
29
|
36
|
38
|
45
|
55
|
57
|
51
|
50
|
68
|
67
|
56
|
64
|
|
|
2025/10
|
45
|
32
|
29
|
40
|
47
|
24
|
23
|
38
|
39
|
36
|
38
|
51
|
62
|
37
|
42
|
41
|
41
|
21
|
12
|
9
|
12
|
26
|
36
|
41
|
51
|
53
|
45
|
55
|
66
|
78
|
49
|
|
2025/09
|
34
|
31
|
27
|
26
|
36
|
37
|
44
|
41
|
17
|
20
|
23
|
18
|
25
|
31
|
32
|
32
|
23
|
35
|
43
|
26
|
27
|
22
|
23
|
15
|
14
|
17
|
28
|
36
|
42
|
48
|
|
|
2025/08
|
33
|
33
|
26
|
28
|
28
|
16
|
14
|
20
|
27
|
28
|
31
|
33
|
37
|
27
|
13
|
24
|
26
|
28
|
19
|
20
|
19
|
22
|
29
|
34
|
27
|
28
|
29
|
25
|
29
|
29
|
31
|
|
2025/07
|
19
|
18
|
22
|
28
|
32
|
45
|
37
|
35
|
37
|
31
|
26
|
37
|
30
|
31
|
21
|
25
|
26
|
35
|
32
|
28
|
14
|
12
|
15
|
24
|
26
|
33
|
33
|
26
|
31
|
30
|
29
|
|
2025/06
|
26
|
18
|
35
|
44
|
46
|
40
|
28
|
25
|
34
|
35
|
36
|
27
|
29
|
20
|
23
|
27
|
14
|
13
|
17
|
20
|
20
|
14
|
18
|
17
|
26
|
29
|
22
|
17
|
18
|
18
|
|
|
2025/05
|
50
|
62
|
59
|
43
|
38
|
43
|
50
|
45
|
26
|
42
|
34
|
44
|
54
|
65
|
59
|
25
|
33
|
25
|
30
|
24
|
24
|
30
|
31
|
49
|
53
|
38
|
32
|
13
|
23
|
32
|
26
|
|
2025/04
|
51
|
57
|
66
|
119
|
112
|
83
|
99
|
114
|
99
|
68
|
59
|
110
|
206
|
126
|
89
|
83
|
78
|
76
|
45
|
32
|
44
|
31
|
53
|
33
|
32
|
41
|
31
|
37
|
57
|
50
|
|
|
2025/03
|
50
|
42
|
34
|
18
|
22
|
34
|
48
|
50
|
53
|
39
|
43
|
54
|
50
|
26
|
16
|
43
|
39
|
39
|
50
|
50
|
62
|
71
|
81
|
83
|
92
|
84
|
84
|
75
|
36
|
21
|
41
|
|
2025/02
|
17
|
14
|
47
|
63
|
63
|
64
|
46
|
72
|
47
|
55
|
74
|
73
|
72
|
81
|
48
|
42
|
38
|
43
|
32
|
21
|
73
|
24
|
39
|
85
|
63
|
54
|
37
|
48
|
|||
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1
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2
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3
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4
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5
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6
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7
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8
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9
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10
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11
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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