Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
49
*
PM2.5
59
PM10
13
O3
1.4
CO
9
SO2
27
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
2 Sep
73
Good
Thu
3 Sep
60
Good
Fri
4 Sep
63
Good
Sat
5 Sep
60
Good
Sun
6 Sep
45
Excellent
Mon
7 Sep
49
Excellent
Tue
8 Sep
16
Excellent
Air quality in the last 12 months (Chengbei)
|
2026/07
|
37
|
37
|
39
|
43
|
44
|
44
|
45
|
45
|
42
|
31
|
24
|
26
|
28
|
28
|
31
|
32
|
31
|
32
|
35
|
33
|
33
|
35
|
40
|
44
|
48
|
42
|
41
|
35
|
35
|
84
|
33
|
|
2026/06
|
43
|
35
|
37
|
34
|
38
|
100
|
72
|
61
|
40
|
39
|
41
|
34
|
43
|
44
|
41
|
44
|
31
|
32
|
33
|
30
|
33
|
37
|
34
|
37
|
31
|
38
|
38
|
37
|
34
|
38
|
|
|
2026/05
|
32
|
34
|
36
|
40
|
47
|
41
|
52
|
53
|
47
|
50
|
61
|
59
|
75
|
107
|
71
|
53
|
42
|
71
|
47
|
60
|
80
|
162
|
74
|
36
|
46
|
62
|
54
|
48
|
42
|
39
|
39
|
|
2026/04
|
41
|
50
|
56
|
80
|
65
|
56
|
59
|
49
|
43
|
58
|
61
|
51
|
41
|
40
|
46
|
29
|
42
|
45
|
178
|
78
|
74
|
53
|
75
|
68
|
53
|
53
|
37
|
30
|
42
|
48
|
|
|
2026/03
|
85
|
88
|
90
|
103
|
99
|
68
|
62
|
55
|
43
|
49
|
46
|
118
|
382
|
112
|
89
|
90
|
64
|
72
|
66
|
65
|
78
|
103
|
94
|
62
|
56
|
54
|
57
|
54
|
56
|
34
|
37
|
|
2026/02
|
82
|
75
|
92
|
76
|
66
|
69
|
59
|
64
|
92
|
88
|
64
|
74
|
67
|
62
|
73
|
78
|
82
|
55
|
50
|
43
|
56
|
206
|
152
|
65
|
72
|
75
|
78
|
84
|
|||
|
2026/01
|
76
|
76
|
91
|
101
|
81
|
74
|
53
|
54
|
56
|
45
|
49
|
45
|
50
|
117
|
61
|
66
|
54
|
75
|
65
|
61
|
59
|
66
|
68
|
70
|
266
|
218
|
153
|
110
|
112
|
95
|
94
|
|
2025/12
|
65
|
63
|
60
|
72
|
77
|
69
|
67
|
70
|
85
|
79
|
86
|
153
|
59
|
69
|
77
|
68
|
78
|
66
|
61
|
47
|
80
|
92
|
75
|
68
|
66
|
81
|
72
|
74
|
62
|
75
|
86
|
|
2025/11
|
65
|
57
|
61
|
70
|
65
|
36
|
47
|
86
|
86
|
60
|
67
|
59
|
65
|
59
|
66
|
71
|
54
|
51
|
68
|
58
|
71
|
71
|
70
|
64
|
59
|
68
|
44
|
53
|
55
|
61
|
|
|
2025/10
|
27
|
48
|
60
|
64
|
51
|
43
|
25
|
23
|
27
|
23
|
30
|
24
|
43
|
53
|
45
|
65
|
39
|
75
|
55
|
58
|
59
|
50
|
28
|
35
|
43
|
33
|
49
|
51
|
60
|
60
|
60
|
|
2025/09
|
53
|
23
|
44
|
51
|
34
|
67
|
65
|
41
|
56
|
54
|
52
|
37
|
58
|
84
|
93
|
114
|
37
|
29
|
41
|
41
|
36
|
44
|
41
|
56
|
38
|
50
|
42
|
43
|
47
|
46
|
|
|
2025/08
|
57
|
45
|
45
|
21
|
22
|
29
|
39
|
20
|
29
|
35
|
38
|
32
|
40
|
38
|
37
|
43
|
49
|
48
|
36
|
59
|
18
|
25
|
30
|
37
|
43
|
31
|
18
|
19
|
25
|
35
|
45
|
|
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