Air Quality
Moderate
Sensitive individuals will experience more serious conditions. The hearts and respiratory systems of healthy people may be affected.
127
*
PM2.5
185
PM10
87
O3
0.4
CO
5
SO2
45
NO2
Sensitive individuals will experience more serious conditions. The hearts and respiratory systems of healthy people may be affected.
Advise
Children, seniors and individuals with respiratory or heart diseases should avoid sustained and high-intensity outdoor exercises. General population should moderately reduce outdoor activities.
Air Quality
Today
14 Nov
133
Light
Sat
15 Nov
160
Moderate
Sun
16 Nov
107
Light
Mon
17 Nov
62
Good
Tue
18 Nov
69
Good
Wed
19 Nov
83
Good
Thu
20 Nov
20
Excellent
Air quality in the last 12 months (Chengwu)
|
2025/10
|
30
|
9
|
24
|
33
|
15
|
14
|
40
|
51
|
14
|
15
|
20
|
21
|
27
|
38
|
43
|
50
|
27
|
39
|
42
|
43
|
43
|
61
|
80
|
78
|
88
|
97
|
106
|
91
|
69
|
80
|
193
|
|
2025/09
|
24
|
34
|
39
|
45
|
48
|
33
|
50
|
23
|
24
|
37
|
27
|
19
|
43
|
31
|
25
|
16
|
22
|
22
|
13
|
27
|
42
|
28
|
18
|
25
|
38
|
35
|
25
|
20
|
38
|
36
|
|
|
2025/08
|
26
|
25
|
24
|
35
|
34
|
29
|
31
|
30
|
20
|
23
|
20
|
21
|
26
|
29
|
31
|
25
|
32
|
33
|
34
|
24
|
26
|
28
|
20
|
34
|
38
|
36
|
33
|
36
|
31
|
38
|
23
|
|
2025/07
|
24
|
30
|
20
|
25
|
31
|
35
|
39
|
34
|
23
|
50
|
55
|
37
|
40
|
41
|
40
|
42
|
35
|
35
|
44
|
33
|
21
|
24
|
23
|
28
|
29
|
29
|
27
|
27
|
19
|
33
|
35
|
|
2025/06
|
48
|
48
|
58
|
69
|
65
|
63
|
70
|
84
|
60
|
59
|
58
|
47
|
44
|
53
|
48
|
47
|
49
|
44
|
21
|
30
|
46
|
35
|
43
|
46
|
59
|
29
|
32
|
23
|
12
|
17
|
|
|
2025/05
|
56
|
84
|
49
|
51
|
88
|
104
|
74
|
64
|
36
|
28
|
52
|
54
|
54
|
59
|
62
|
82
|
117
|
70
|
85
|
65
|
61
|
64
|
65
|
56
|
50
|
53
|
58
|
58
|
56
|
64
|
70
|
|
2025/04
|
71
|
52
|
55
|
73
|
78
|
78
|
81
|
89
|
95
|
94
|
75
|
187
|
84
|
60
|
60
|
77
|
99
|
88
|
45
|
62
|
52
|
71
|
85
|
73
|
64
|
60
|
62
|
52
|
53
|
76
|
|
|
2025/03
|
157
|
40
|
36
|
41
|
63
|
84
|
79
|
86
|
101
|
99
|
114
|
156
|
100
|
61
|
70
|
44
|
52
|
49
|
60
|
57
|
54
|
68
|
91
|
188
|
140
|
95
|
108
|
138
|
57
|
58
|
76
|
|
2025/02
|
111
|
147
|
134
|
67
|
57
|
76
|
69
|
41
|
59
|
70
|
103
|
135
|
102
|
82
|
90
|
74
|
63
|
74
|
77
|
62
|
70
|
102
|
78
|
51
|
73
|
103
|
105
|
111
|
|||
|
2025/01
|
152
|
128
|
108
|
171
|
144
|
63
|
63
|
62
|
52
|
60
|
94
|
79
|
92
|
157
|
60
|
70
|
90
|
113
|
129
|
119
|
176
|
195
|
109
|
160
|
125
|
83
|
43
|
60
|
221
|
126
|
105
|
|
2024/12
|
86
|
82
|
71
|
123
|
171
|
175
|
88
|
53
|
60
|
109
|
117
|
88
|
99
|
87
|
70
|
88
|
101
|
45
|
60
|
95
|
61
|
54
|
78
|
111
|
160
|
132
|
73
|
78
|
73
|
105
|
115
|
|
2024/11
|
138
|
87
|
111
|
75
|
55
|
68
|
58
|
48
|
57
|
71
|
132
|
132
|
112
|
83
|
91
|
75
|
56
|
49
|
45
|
64
|
103
|
110
|
67
|
54
|
51
|
46
|
58
|
53
|
51
|
68
|
|
|
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