Air Quality
Excellent
No health implications.
24
PM2.5
37
PM10
20
O3
0.7
CO
5
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Feb
52
Good
Sun
22 Feb
54
Good
Mon
23 Feb
56
Good
Tue
24 Feb
49
Excellent
Wed
25 Feb
48
Excellent
Thu
26 Feb
48
Excellent
Fri
27 Feb
25
Excellent
Yiyang Air quality rank
Air quality in the last 12 months (Yiyang)
|
2026/01
|
28
|
27
|
52
|
67
|
46
|
48
|
52
|
48
|
51
|
56
|
59
|
58
|
63
|
59
|
61
|
72
|
73
|
88
|
73
|
17
|
36
|
50
|
65
|
72
|
65
|
77
|
38
|
46
|
78
|
37
|
16
|
|
2025/12
|
57
|
90
|
57
|
56
|
59
|
69
|
78
|
79
|
69
|
59
|
73
|
71
|
37
|
41
|
47
|
56
|
63
|
102
|
89
|
75
|
71
|
41
|
42
|
30
|
33
|
52
|
54
|
54
|
57
|
62
|
63
|
|
2025/11
|
41
|
43
|
59
|
30
|
30
|
39
|
43
|
35
|
18
|
35
|
44
|
22
|
36
|
45
|
60
|
65
|
58
|
29
|
35
|
40
|
48
|
57
|
57
|
57
|
72
|
78
|
81
|
77
|
63
|
58
|
|
|
2025/10
|
44
|
40
|
38
|
47
|
37
|
29
|
39
|
50
|
42
|
39
|
40
|
43
|
61
|
58
|
60
|
54
|
40
|
44
|
18
|
21
|
24
|
22
|
31
|
33
|
39
|
62
|
52
|
42
|
38
|
39
|
39
|
|
2025/09
|
25
|
30
|
31
|
32
|
39
|
33
|
36
|
27
|
24
|
25
|
22
|
23
|
26
|
24
|
35
|
29
|
30
|
29
|
28
|
31
|
26
|
30
|
29
|
20
|
30
|
28
|
37
|
43
|
47
|
47
|
|
|
2025/08
|
37
|
42
|
31
|
30
|
22
|
20
|
20
|
22
|
25
|
35
|
37
|
34
|
28
|
19
|
19
|
20
|
22
|
22
|
25
|
20
|
22
|
23
|
22
|
31
|
31
|
28
|
23
|
21
|
25
|
24
|
32
|
|
2025/07
|
26
|
29
|
34
|
39
|
34
|
32
|
33
|
33
|
22
|
19
|
27
|
22
|
20
|
27
|
36
|
34
|
46
|
39
|
25
|
21
|
15
|
17
|
23
|
21
|
31
|
25
|
19
|
25
|
20
|
28
|
23
|
|
2025/06
|
37
|
19
|
20
|
37
|
36
|
35
|
39
|
33
|
30
|
25
|
21
|
27
|
28
|
23
|
15
|
27
|
30
|
17
|
22
|
19
|
17
|
16
|
16
|
18
|
32
|
30
|
31
|
27
|
31
|
34
|
|
|
2025/05
|
47
|
45
|
58
|
56
|
31
|
46
|
76
|
43
|
22
|
42
|
39
|
43
|
44
|
45
|
59
|
32
|
26
|
26
|
31
|
24
|
24
|
30
|
15
|
56
|
65
|
64
|
55
|
42
|
20
|
26
|
40
|
|
2025/04
|
41
|
49
|
57
|
61
|
57
|
62
|
62
|
63
|
63
|
47
|
50
|
149
|
143
|
104
|
66
|
54
|
60
|
61
|
29
|
30
|
33
|
20
|
31
|
35
|
21
|
31
|
24
|
39
|
57
|
56
|
|
|
2025/03
|
38
|
42
|
35
|
15
|
22
|
20
|
49
|
50
|
59
|
57
|
57
|
51
|
19
|
20
|
15
|
35
|
36
|
39
|
46
|
46
|
44
|
49
|
54
|
65
|
64
|
73
|
60
|
54
|
34
|
38
|
37
|
|
2025/02
|
23
|
15
|
30
|
48
|
42
|
51
|
60
|
49
|
31
|
45
|
57
|
60
|
72
|
85
|
50
|
56
|
56
|
33
|
38
|
18
|
15
|
21
|
18
|
46
|
75
|
66
|
53
|
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