Air Quality
Excellent
No health implications.
4
PM2.5
7
PM10
71
O3
0.4
CO
4
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jul
74
Good
Tue
28 Jul
70
Good
Wed
29 Jul
81
Good
Thu
30 Jul
81
Good
Fri
31 Jul
75
Good
Sat
1 Aug
37
Excellent
Sun
2 Aug
29
Excellent
Air quality in the last 12 months (Changwu)
|
2026/06
|
67
|
64
|
61
|
62
|
44
|
39
|
44
|
35
|
34
|
38
|
40
|
37
|
42
|
46
|
50
|
45
|
44
|
35
|
34
|
27
|
24
|
26
|
32
|
38
|
36
|
41
|
42
|
48
|
44
|
44
|
|
|
2026/05
|
35
|
45
|
35
|
34
|
39
|
53
|
42
|
40
|
40
|
64
|
66
|
57
|
36
|
39
|
84
|
30
|
24
|
34
|
38
|
40
|
48
|
74
|
49
|
33
|
43
|
57
|
69
|
50
|
44
|
41
|
45
|
|
2026/04
|
54
|
55
|
110
|
88
|
78
|
76
|
77
|
59
|
61
|
60
|
58
|
47
|
46
|
69
|
55
|
42
|
52
|
53
|
251
|
77
|
29
|
31
|
50
|
57
|
64
|
60
|
93
|
74
|
63
|
57
|
|
|
2026/03
|
23
|
30
|
52
|
64
|
66
|
56
|
45
|
58
|
46
|
66
|
68
|
92
|
375
|
61
|
63
|
61
|
54
|
102
|
97
|
91
|
88
|
97
|
88
|
76
|
77
|
64
|
61
|
45
|
48
|
41
|
50
|
|
2026/02
|
98
|
70
|
74
|
79
|
79
|
84
|
60
|
54
|
73
|
135
|
112
|
86
|
65
|
77
|
63
|
50
|
111
|
64
|
62
|
47
|
203
|
271
|
152
|
68
|
73
|
83
|
63
|
39
|
|||
|
2026/01
|
67
|
87
|
105
|
65
|
44
|
36
|
45
|
48
|
49
|
57
|
62
|
64
|
73
|
133
|
85
|
68
|
82
|
92
|
52
|
41
|
57
|
70
|
93
|
100
|
240
|
142
|
145
|
143
|
127
|
90
|
105
|
|
2025/12
|
77
|
60
|
53
|
63
|
82
|
79
|
46
|
62
|
83
|
93
|
85
|
78
|
88
|
73
|
89
|
75
|
67
|
77
|
73
|
48
|
59
|
79
|
93
|
78
|
55
|
67
|
75
|
79
|
68
|
106
|
75
|
|
2025/11
|
61
|
61
|
86
|
78
|
101
|
84
|
51
|
61
|
83
|
70
|
69
|
60
|
60
|
67
|
63
|
61
|
31
|
26
|
48
|
57
|
68
|
59
|
56
|
89
|
62
|
166
|
111
|
63
|
63
|
65
|
|
|
2025/10
|
34
|
26
|
33
|
19
|
28
|
17
|
10
|
16
|
12
|
10
|
16
|
20
|
32
|
36
|
26
|
25
|
27
|
43
|
41
|
26
|
30
|
37
|
58
|
56
|
64
|
48
|
59
|
59
|
65
|
52
|
55
|
|
2025/09
|
34
|
41
|
62
|
17
|
46
|
36
|
50
|
51
|
40
|
36
|
21
|
20
|
32
|
41
|
42
|
42
|
23
|
10
|
20
|
23
|
16
|
15
|
21
|
30
|
38
|
44
|
34
|
35
|
43
|
50
|
|
|
2025/08
|
36
|
34
|
37
|
31
|
27
|
39
|
29
|
28
|
21
|
26
|
37
|
37
|
35
|
43
|
31
|
23
|
21
|
24
|
22
|
48
|
46
|
44
|
16
|
23
|
35
|
42
|
18
|
16
|
17
|
24
|
31
|
|
2025/07
|
29
|
21
|
12
|
15
|
19
|
23
|
20
|
22
|
25
|
32
|
32
|
38
|
38
|
31
|
37
|
38
|
34
|
37
|
41
|
23
|
24
|
38
|
25
|
20
|
18
|
18
|
23
|
31
|
34
|
31
|
34
|
|
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