Air Quality
Excellent
No health implications.
15
PM2.5
25
PM10
43
O3
0.6
CO
7
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Mar
36
Excellent
Sun
8 Mar
32
Excellent
Mon
9 Mar
30
Excellent
Tue
10 Mar
45
Excellent
Wed
11 Mar
47
Excellent
Thu
12 Mar
38
Excellent
Fri
13 Mar
23
Excellent
Air quality in the last 12 months (Changshun)
|
2026/02
|
33
|
36
|
31
|
37
|
45
|
50
|
34
|
34
|
18
|
24
|
32
|
26
|
50
|
50
|
35
|
73
|
60
|
47
|
27
|
44
|
36
|
39
|
36
|
62
|
32
|
40
|
23
|
37
|
|||
|
2026/01
|
30
|
27
|
17
|
23
|
33
|
43
|
59
|
56
|
75
|
78
|
77
|
60
|
80
|
77
|
93
|
84
|
104
|
52
|
44
|
33
|
24
|
33
|
53
|
53
|
35
|
34
|
57
|
41
|
40
|
31
|
26
|
|
2025/12
|
77
|
77
|
74
|
58
|
57
|
53
|
40
|
52
|
45
|
43
|
54
|
52
|
41
|
47
|
48
|
61
|
54
|
55
|
33
|
40
|
50
|
33
|
32
|
28
|
46
|
55
|
76
|
66
|
43
|
44
|
40
|
|
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
|
|
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