Air Quality
Excellent
No health implications.
15
PM2.5
28
PM10
61
O3
0.6
CO
9
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Dec
59
Good
Mon
22 Dec
52
Good
Tue
23 Dec
68
Good
Wed
24 Dec
87
Good
Thu
25 Dec
80
Good
Fri
26 Dec
94
Good
Sat
27 Dec
26
Excellent
Air quality in the last 12 months (Changxing)
|
2025/11
|
80
|
73
|
23
|
42
|
40
|
44
|
32
|
27
|
28
|
47
|
25
|
37
|
43
|
69
|
66
|
58
|
33
|
36
|
48
|
52
|
65
|
97
|
93
|
73
|
105
|
78
|
190
|
139
|
94
|
66
|
|
|
2025/10
|
41
|
36
|
49
|
41
|
43
|
44
|
65
|
32
|
26
|
34
|
69
|
88
|
54
|
34
|
52
|
20
|
29
|
19
|
25
|
29
|
27
|
28
|
30
|
37
|
41
|
42
|
46
|
30
|
28
|
31
|
26
|
|
2025/09
|
32
|
24
|
23
|
44
|
41
|
39
|
37
|
36
|
26
|
26
|
36
|
32
|
44
|
29
|
26
|
38
|
38
|
22
|
30
|
31
|
22
|
27
|
31
|
29
|
34
|
41
|
37
|
57
|
39
|
31
|
|
|
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
|
|
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