Air Quality
Excellent
No health implications.
24
PM2.5
34
PM10
85
O3
0.3
CO
5
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 Jan
45
Excellent
Sat
3 Jan
41
Excellent
Sun
4 Jan
43
Excellent
Mon
5 Jan
65
Good
Tue
6 Jan
57
Good
Wed
7 Jan
63
Good
Thu
8 Jan
17
Excellent
Air quality in the last 12 months (Yunyang)
|
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
|
|
2025/04
|
48
|
58
|
61
|
56
|
57
|
69
|
63
|
56
|
57
|
37
|
37
|
149
|
220
|
136
|
84
|
65
|
68
|
61
|
49
|
31
|
29
|
52
|
53
|
40
|
47
|
51
|
45
|
47
|
42
|
35
|
|
|
2025/03
|
67
|
85
|
35
|
16
|
21
|
29
|
38
|
50
|
59
|
51
|
56
|
62
|
48
|
45
|
27
|
28
|
36
|
40
|
54
|
52
|
61
|
86
|
82
|
66
|
53
|
47
|
79
|
50
|
33
|
39
|
48
|
|
2025/02
|
49
|
34
|
43
|
45
|
46
|
40
|
39
|
49
|
54
|
57
|
76
|
63
|
54
|
48
|
51
|
50
|
48
|
47
|
54
|
54
|
52
|
42
|
36
|
56
|
59
|
63
|
57
|
70
|
|||
|
2025/01
|
134
|
140
|
156
|
154
|
52
|
63
|
68
|
64
|
57
|
64
|
74
|
76
|
80
|
102
|
61
|
65
|
78
|
95
|
103
|
117
|
134
|
182
|
161
|
80
|
22
|
32
|
56
|
65
|
119
|
79
|
91
|
|
2024/12
|
81
|
94
|
101
|
62
|
25
|
35
|
40
|
38
|
51
|
57
|
50
|
48
|
56
|
66
|
76
|
85
|
102
|
101
|
75
|
110
|
152
|
88
|
66
|
85
|
109
|
118
|
115
|
84
|
98
|
132
|
137
|
|
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