Air Quality
Excellent
No health implications.
13
PM2.5
25
PM10
63
O3
0.3
CO
7
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Oct
46
Excellent
Wed
22 Oct
45
Excellent
Thu
23 Oct
48
Excellent
Fri
24 Oct
47
Excellent
Sat
25 Oct
55
Good
Sun
26 Oct
57
Good
Mon
27 Oct
18
Excellent
Changxing Air quality rank
Air quality in the last 12 months (Changxing)
|
2025/08
|
28
|
25
|
21
|
34
|
37
|
19
|
14
|
20
|
25
|
32
|
27
|
30
|
24
|
22
|
22
|
32
|
29
|
28
|
30
|
40
|
43
|
22
|
21
|
31
|
37
|
34
|
35
|
23
|
30
|
28
|
25
|
|
2025/07
|
19
|
33
|
36
|
44
|
40
|
33
|
20
|
16
|
17
|
40
|
21
|
18
|
35
|
37
|
36
|
33
|
30
|
37
|
16
|
20
|
17
|
21
|
21
|
23
|
25
|
16
|
17
|
19
|
23
|
9
|
10
|
|
2025/06
|
15
|
12
|
31
|
50
|
44
|
37
|
56
|
24
|
30
|
32
|
44
|
30
|
20
|
22
|
13
|
25
|
50
|
48
|
17
|
15
|
17
|
15
|
18
|
34
|
58
|
45
|
16
|
20
|
15
|
32
|
|
|
2025/05
|
49
|
53
|
51
|
29
|
47
|
86
|
80
|
55
|
16
|
34
|
33
|
42
|
48
|
50
|
83
|
53
|
40
|
77
|
57
|
40
|
18
|
49
|
26
|
52
|
60
|
44
|
41
|
47
|
39
|
52
|
55
|
|
2025/04
|
46
|
58
|
48
|
63
|
62
|
75
|
70
|
58
|
67
|
73
|
71
|
193
|
89
|
84
|
51
|
47
|
59
|
63
|
88
|
70
|
59
|
51
|
54
|
71
|
62
|
47
|
41
|
59
|
54
|
55
|
|
|
2025/03
|
45
|
51
|
20
|
26
|
41
|
45
|
59
|
86
|
59
|
65
|
75
|
43
|
32
|
44
|
26
|
46
|
34
|
40
|
55
|
57
|
44
|
48
|
57
|
62
|
74
|
69
|
75
|
66
|
62
|
58
|
36
|
|
2025/02
|
29
|
58
|
88
|
70
|
43
|
53
|
51
|
34
|
44
|
64
|
60
|
105
|
89
|
64
|
109
|
71
|
77
|
48
|
59
|
45
|
32
|
61
|
94
|
79
|
118
|
86
|
130
|
69
|
|||
|
2025/01
|
87
|
78
|
77
|
81
|
108
|
83
|
61
|
74
|
35
|
49
|
69
|
69
|
79
|
114
|
50
|
58
|
66
|
95
|
93
|
127
|
164
|
128
|
76
|
46
|
28
|
52
|
43
|
45
|
112
|
68
|
66
|
|
2024/12
|
61
|
63
|
81
|
48
|
55
|
102
|
155
|
32
|
57
|
45
|
45
|
85
|
103
|
76
|
57
|
55
|
63
|
83
|
34
|
57
|
84
|
60
|
52
|
76
|
100
|
141
|
58
|
70
|
70
|
91
|
87
|
|
2024/11
|
8
|
40
|
59
|
66
|
36
|
37
|
26
|
34
|
35
|
41
|
47
|
48
|
51
|
52
|
68
|
65
|
21
|
25
|
30
|
36
|
49
|
78
|
20
|
34
|
32
|
31
|
58
|
64
|
47
|
55
|
|
|
2024/10
|
20
|
27
|
25
|
22
|
24
|
10
|
16
|
35
|
40
|
47
|
67
|
63
|
32
|
41
|
53
|
41
|
26
|
33
|
20
|
39
|
34
|
33
|
40
|
38
|
34
|
24
|
18
|
60
|
44
|
40
|
25
|
|
2024/09
|
35
|
44
|
32
|
32
|
28
|
35
|
57
|
44
|
19
|
38
|
10
|
34
|
20
|
26
|
21
|
15
|
17
|
23
|
20
|
13
|
21
|
27
|
28
|
35
|
59
|
49
|
21
|
38
|
35
|
39
|
|
|
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