Air Quality
Excellent
No health implications.
21
PM2.5
35
PM10
65
O3
0.5
CO
7
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Dec
42
Excellent
Tue
23 Dec
47
Excellent
Wed
24 Dec
35
Excellent
Thu
25 Dec
33
Excellent
Fri
26 Dec
52
Good
Sat
27 Dec
57
Good
Sun
28 Dec
37
Excellent
Changshun Air quality rank
Air quality in the last 12 months (Changshun)
|
2025/11
|
27
|
25
|
14
|
20
|
17
|
15
|
26
|
17
|
13
|
19
|
28
|
30
|
38
|
44
|
44
|
33
|
45
|
22
|
27
|
35
|
45
|
48
|
62
|
51
|
52
|
58
|
63
|
49
|
36
|
61
|
|
|
2025/10
|
15
|
18
|
24
|
26
|
28
|
27
|
16
|
19
|
21
|
23
|
31
|
32
|
43
|
31
|
13
|
14
|
22
|
22
|
21
|
26
|
21
|
27
|
36
|
53
|
36
|
32
|
28
|
41
|
40
|
26
|
32
|
|
2025/09
|
18
|
22
|
22
|
22
|
27
|
32
|
35
|
31
|
27
|
21
|
20
|
19
|
18
|
19
|
20
|
19
|
18
|
18
|
24
|
31
|
26
|
28
|
21
|
18
|
14
|
16
|
18
|
20
|
19
|
15
|
|
|
2025/08
|
28
|
29
|
28
|
30
|
36
|
24
|
18
|
21
|
21
|
24
|
24
|
26
|
31
|
32
|
19
|
15
|
19
|
21
|
14
|
14
|
17
|
15
|
20
|
20
|
19
|
19
|
18
|
18
|
21
|
27
|
30
|
|
2025/07
|
14
|
15
|
14
|
14
|
17
|
22
|
25
|
25
|
26
|
26
|
25
|
26
|
26
|
20
|
21
|
23
|
21
|
24
|
29
|
28
|
16
|
17
|
12
|
15
|
17
|
20
|
27
|
33
|
29
|
31
|
26
|
|
2025/06
|
30
|
15
|
26
|
30
|
26
|
35
|
40
|
40
|
39
|
32
|
36
|
37
|
25
|
22
|
25
|
25
|
24
|
18
|
16
|
25
|
32
|
20
|
31
|
16
|
19
|
16
|
20
|
15
|
15
|
14
|
|
|
2025/05
|
49
|
56
|
41
|
27
|
32
|
33
|
20
|
37
|
32
|
21
|
39
|
33
|
32
|
38
|
46
|
49
|
34
|
44
|
58
|
24
|
30
|
30
|
35
|
58
|
36
|
22
|
14
|
16
|
23
|
19
|
21
|
|
2025/04
|
37
|
47
|
59
|
66
|
56
|
64
|
62
|
45
|
63
|
58
|
58
|
138
|
255
|
105
|
77
|
67
|
66
|
57
|
39
|
39
|
40
|
29
|
47
|
29
|
45
|
36
|
27
|
33
|
37
|
23
|
|
|
2025/03
|
41
|
35
|
64
|
46
|
32
|
33
|
37
|
38
|
29
|
26
|
36
|
45
|
33
|
26
|
23
|
29
|
39
|
25
|
35
|
43
|
52
|
64
|
63
|
62
|
58
|
57
|
63
|
77
|
22
|
24
|
42
|
|
2025/02
|
28
|
18
|
31
|
37
|
46
|
21
|
25
|
46
|
58
|
35
|
39
|
40
|
31
|
21
|
33
|
45
|
38
|
41
|
18
|
19
|
16
|
16
|
21
|
18
|
25
|
36
|
28
|
38
|
|||
|
2025/01
|
51
|
76
|
66
|
73
|
60
|
60
|
66
|
36
|
26
|
39
|
58
|
62
|
42
|
77
|
70
|
82
|
70
|
75
|
69
|
82
|
77
|
81
|
64
|
56
|
25
|
26
|
49
|
48
|
60
|
49
|
42
|
|
2024/12
|
54
|
64
|
57
|
52
|
25
|
19
|
23
|
41
|
19
|
17
|
23
|
35
|
41
|
59
|
57
|
60
|
54
|
52
|
61
|
70
|
93
|
85
|
64
|
66
|
60
|
42
|
45
|
67
|
58
|
43
|
47
|
|
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