Air Quality
Heavy
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
74
PM2.5
364
*
PM10
62
O3
0.4
CO
4
SO2
15
NO2
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
Advise
Children, seniors and individuals with heart or lung diseases should stay indoors and avoid outdoor activities. General population should reduce outdoor activities.
Air Quality
Today
15 Mar
57
Good
Sun
16 Mar
62
Good
Mon
17 Mar
81
Good
Tue
18 Mar
74
Good
Wed
19 Mar
82
Good
Thu
20 Mar
51
Good
Fri
21 Mar
62
Good
Air quality in the last 12 months (Changwu)
|
2025/01
|
66
|
65
|
75
|
85
|
63
|
54
|
51
|
49
|
56
|
56
|
92
|
79
|
126
|
58
|
44
|
65
|
79
|
71
|
86
|
78
|
101
|
130
|
213
|
199
|
59
|
85
|
69
|
87
|
159
|
148
|
125
|
|
2024/12
|
53
|
56
|
69
|
59
|
49
|
54
|
43
|
45
|
74
|
70
|
105
|
78
|
53
|
53
|
59
|
87
|
67
|
55
|
85
|
73
|
53
|
60
|
77
|
83
|
75
|
79
|
52
|
49
|
61
|
50
|
59
|
|
2024/11
|
61
|
47
|
58
|
51
|
67
|
92
|
113
|
122
|
111
|
90
|
102
|
102
|
72
|
49
|
63
|
52
|
37
|
26
|
45
|
48
|
65
|
69
|
111
|
67
|
40
|
54
|
66
|
64
|
44
|
48
|
|
|
2024/10
|
43
|
43
|
53
|
53
|
73
|
74
|
55
|
96
|
65
|
53
|
58
|
72
|
71
|
62
|
62
|
69
|
67
|
42
|
27
|
29
|
26
|
27
|
51
|
65
|
69
|
55
|
42
|
47
|
67
|
70
|
57
|
|
2024/09
|
52
|
38
|
39
|
39
|
22
|
42
|
29
|
35
|
36
|
45
|
49
|
41
|
29
|
32
|
50
|
40
|
47
|
44
|
33
|
36
|
25
|
41
|
57
|
70
|
57
|
65
|
76
|
70
|
33
|
39
|
|
|
2024/08
|
32
|
39
|
21
|
29
|
32
|
37
|
20
|
31
|
62
|
209
|
49
|
33
|
37
|
39
|
24
|
33
|
39
|
28
|
33
|
38
|
33
|
38
|
44
|
51
|
45
|
29
|
24
|
36
|
38
|
38
|
40
|
|
2024/07
|
26
|
35
|
25
|
24
|
52
|
38
|
26
|
26
|
30
|
37
|
26
|
30
|
41
|
41
|
36
|
18
|
16
|
23
|
24
|
19
|
90
|
24
|
16
|
74
|
76
|
54
|
52
|
43
|
26
|
29
|
38
|
|
2024/06
|
62
|
34
|
40
|
41
|
46
|
48
|
37
|
38
|
34
|
38
|
41
|
50
|
47
|
50
|
54
|
35
|
29
|
35
|
37
|
43
|
30
|
39
|
53
|
77
|
76
|
62
|
32
|
45
|
46
|
34
|
|
|
2024/05
|
42
|
43
|
35
|
34
|
38
|
51
|
55
|
52
|
33
|
61
|
88
|
56
|
57
|
56
|
74
|
56
|
61
|
54
|
46
|
44
|
47
|
50
|
43
|
43
|
43
|
41
|
43
|
58
|
43
|
61
|
63
|
|
2024/04
|
63
|
85
|
83
|
76
|
77
|
72
|
65
|
62
|
61
|
37
|
48
|
54
|
47
|
71
|
96
|
75
|
66
|
61
|
169
|
139
|
109
|
82
|
326
|
117
|
65
|
50
|
67
|
52
|
59
|
39
|
|
|
2024/03
|
51
|
54
|
67
|
94
|
88
|
63
|
96
|
69
|
71
|
74
|
74
|
64
|
64
|
76
|
73
|
297
|
123
|
118
|
123
|
91
|
73
|
108
|
104
|
31
|
47
|
61
|
97
|
71
|
59
|
60
|
70
|
|
2024/02
|
174
|
82
|
96
|
114
|
108
|
105
|
107
|
118
|
84
|
104
|
77
|
89
|
92
|
86
|
56
|
60
|
63
|
449
|
277
|
84
|
64
|
78
|
78
|
104
|
109
|
115
|
114
|
113
|
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