Air Quality
Excellent
No health implications.
3
PM2.5
6
PM10
30
O3
0.9
CO
10
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 May
20
Excellent
Thu
28 May
25
Excellent
Fri
29 May
28
Excellent
Sat
30 May
48
Excellent
Sun
31 May
53
Good
Mon
1 Jun
49
Excellent
Tue
2 Jun
34
Excellent
Air quality in the last 12 months (Yunyang)
|
2026/04
|
32
|
35
|
34
|
45
|
60
|
57
|
35
|
28
|
33
|
37
|
29
|
25
|
27
|
21
|
22
|
27
|
36
|
38
|
44
|
58
|
44
|
18
|
28
|
32
|
46
|
56
|
36
|
27
|
30
|
36
|
|
|
2026/03
|
19
|
19
|
18
|
32
|
36
|
34
|
45
|
21
|
27
|
31
|
38
|
51
|
49
|
53
|
25
|
20
|
25
|
22
|
26
|
27
|
30
|
39
|
36
|
20
|
21
|
28
|
31
|
35
|
36
|
23
|
25
|
|
2026/02
|
41
|
52
|
66
|
71
|
91
|
76
|
70
|
61
|
42
|
48
|
55
|
52
|
74
|
77
|
60
|
28
|
42
|
67
|
63
|
60
|
54
|
58
|
56
|
27
|
28
|
36
|
16
|
17
|
|||
|
2026/01
|
21
|
37
|
53
|
57
|
56
|
60
|
62
|
70
|
73
|
72
|
90
|
107
|
132
|
115
|
145
|
109
|
125
|
92
|
54
|
35
|
51
|
53
|
68
|
58
|
55
|
59
|
44
|
43
|
35
|
21
|
30
|
|
2025/12
|
110
|
128
|
70
|
63
|
77
|
76
|
101
|
88
|
79
|
105
|
105
|
96
|
34
|
46
|
59
|
76
|
94
|
101
|
102
|
90
|
25
|
37
|
34
|
37
|
41
|
42
|
56
|
71
|
84
|
106
|
50
|
|
2025/11
|
53
|
50
|
54
|
49
|
43
|
29
|
20
|
22
|
21
|
40
|
38
|
34
|
46
|
50
|
63
|
66
|
30
|
20
|
26
|
38
|
53
|
70
|
65
|
59
|
48
|
56
|
71
|
69
|
85
|
111
|
|
|
2025/10
|
16
|
21
|
23
|
21
|
23
|
27
|
32
|
32
|
34
|
32
|
34
|
39
|
16
|
14
|
12
|
16
|
14
|
14
|
14
|
14
|
12
|
16
|
19
|
33
|
31
|
31
|
32
|
36
|
43
|
42
|
42
|
|
2025/09
|
29
|
25
|
26
|
27
|
32
|
25
|
24
|
24
|
22
|
17
|
13
|
15
|
15
|
20
|
23
|
31
|
31
|
20
|
15
|
11
|
14
|
22
|
16
|
14
|
21
|
17
|
19
|
25
|
18
|
14
|
|
|
2025/08
|
29
|
23
|
27
|
30
|
22
|
21
|
27
|
18
|
16
|
11
|
12
|
13
|
18
|
23
|
20
|
16
|
21
|
25
|
25
|
20
|
21
|
21
|
19
|
18
|
21
|
21
|
27
|
25
|
27
|
31
|
41
|
|
2025/07
|
13
|
17
|
19
|
18
|
19
|
30
|
24
|
21
|
26
|
24
|
27
|
32
|
33
|
32
|
30
|
30
|
34
|
25
|
23
|
28
|
28
|
21
|
17
|
12
|
15
|
19
|
22
|
22
|
24
|
20
|
27
|
|
2025/06
|
12
|
18
|
29
|
35
|
35
|
36
|
32
|
17
|
22
|
34
|
34
|
37
|
41
|
33
|
32
|
43
|
32
|
23
|
14
|
21
|
17
|
20
|
21
|
23
|
20
|
17
|
21
|
19
|
14
|
20
|
|
|
2025/05
|
50
|
70
|
59
|
40
|
35
|
41
|
41
|
26
|
39
|
57
|
56
|
49
|
49
|
49
|
55
|
48
|
74
|
52
|
57
|
56
|
47
|
28
|
42
|
55
|
45
|
41
|
38
|
29
|
33
|
31
|
24
|
|
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