Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
44
*
PM2.5
51
PM10
57
O3
1.3
CO
9
SO2
24
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
22
Excellent
Air quality in the last 12 months (Chengzhong)
|
2026/07
|
36
|
36
|
39
|
42
|
41
|
42
|
43
|
43
|
41
|
31
|
24
|
25
|
27
|
28
|
30
|
32
|
31
|
33
|
36
|
33
|
34
|
35
|
39
|
42
|
45
|
42
|
41
|
34
|
34
|
80
|
33
|
|
2026/06
|
43
|
35
|
35
|
35
|
38
|
102
|
74
|
61
|
40
|
38
|
39
|
34
|
41
|
42
|
40
|
43
|
32
|
32
|
32
|
30
|
32
|
35
|
34
|
36
|
30
|
37
|
38
|
37
|
34
|
37
|
|
|
2026/05
|
31
|
33
|
34
|
37
|
45
|
39
|
52
|
53
|
45
|
48
|
58
|
57
|
71
|
103
|
70
|
51
|
41
|
69
|
44
|
58
|
80
|
163
|
73
|
35
|
46
|
61
|
54
|
47
|
41
|
37
|
38
|
|
2026/04
|
40
|
48
|
54
|
78
|
63
|
54
|
57
|
47
|
42
|
57
|
58
|
50
|
41
|
39
|
44
|
28
|
39
|
42
|
171
|
75
|
70
|
53
|
72
|
66
|
53
|
53
|
37
|
30
|
39
|
46
|
|
|
2026/03
|
82
|
85
|
82
|
96
|
95
|
66
|
59
|
56
|
42
|
46
|
43
|
109
|
370
|
109
|
87
|
89
|
63
|
69
|
64
|
63
|
75
|
100
|
92
|
63
|
55
|
53
|
57
|
52
|
54
|
35
|
37
|
|
2026/02
|
80
|
74
|
89
|
77
|
64
|
65
|
58
|
62
|
88
|
85
|
61
|
69
|
63
|
58
|
71
|
75
|
80
|
54
|
48
|
41
|
52
|
197
|
144
|
64
|
69
|
71
|
76
|
80
|
|||
|
2026/01
|
72
|
76
|
90
|
100
|
82
|
75
|
52
|
51
|
50
|
41
|
44
|
39
|
45
|
105
|
56
|
60
|
47
|
72
|
61
|
57
|
56
|
61
|
66
|
67
|
250
|
196
|
146
|
108
|
108
|
93
|
94
|
|
2025/12
|
62
|
60
|
57
|
68
|
73
|
67
|
64
|
70
|
81
|
77
|
83
|
131
|
55
|
67
|
72
|
65
|
76
|
67
|
57
|
43
|
82
|
91
|
70
|
68
|
61
|
79
|
69
|
66
|
59
|
72
|
82
|
|
2025/11
|
63
|
53
|
56
|
68
|
64
|
30
|
42
|
83
|
82
|
56
|
63
|
56
|
62
|
55
|
63
|
67
|
49
|
46
|
67
|
51
|
69
|
70
|
66
|
62
|
53
|
63
|
37
|
48
|
48
|
57
|
|
|
2025/10
|
21
|
42
|
55
|
61
|
47
|
36
|
19
|
17
|
22
|
18
|
26
|
19
|
38
|
48
|
39
|
60
|
37
|
64
|
48
|
55
|
57
|
46
|
25
|
30
|
39
|
31
|
44
|
48
|
57
|
57
|
57
|
|
2025/09
|
47
|
18
|
39
|
45
|
28
|
63
|
62
|
35
|
50
|
51
|
47
|
31
|
53
|
82
|
88
|
109
|
32
|
24
|
36
|
37
|
31
|
37
|
35
|
52
|
33
|
46
|
37
|
37
|
43
|
41
|
|
|
2025/08
|
54
|
39
|
39
|
16
|
18
|
24
|
33
|
17
|
24
|
28
|
30
|
25
|
33
|
30
|
29
|
38
|
44
|
41
|
30
|
59
|
13
|
20
|
25
|
32
|
37
|
25
|
13
|
13
|
20
|
27
|
36
|
|
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