Air Quality
Excellent
No health implications.
10
PM2.5
18
PM10
37
O3
0.7
CO
4
SO2
1
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Jan
45
Excellent
Sun
26 Jan
45
Excellent
Mon
27 Jan
54
Good
Tue
28 Jan
98
Good
Wed
29 Jan
143
Light
Thu
30 Jan
29
Excellent
Fri
31 Jan
29
Excellent
Air quality in the last 12 months (Yunyang)
|
2024/12
|
29
|
40
|
67
|
64
|
39
|
35
|
37
|
80
|
74
|
72
|
72
|
105
|
39
|
27
|
26
|
38
|
53
|
66
|
49
|
76
|
62
|
53
|
44
|
57
|
64
|
68
|
83
|
39
|
51
|
40
|
40
|
|
2024/11
|
36
|
30
|
21
|
36
|
47
|
50
|
63
|
72
|
78
|
56
|
77
|
72
|
84
|
32
|
40
|
21
|
18
|
24
|
26
|
17
|
19
|
28
|
79
|
66
|
18
|
18
|
26
|
27
|
24
|
27
|
|
|
2024/10
|
21
|
26
|
27
|
27
|
35
|
35
|
35
|
47
|
48
|
30
|
38
|
47
|
44
|
31
|
38
|
76
|
64
|
22
|
26
|
22
|
16
|
20
|
19
|
26
|
47
|
40
|
25
|
33
|
49
|
68
|
50
|
|
2024/09
|
31
|
33
|
40
|
37
|
28
|
23
|
35
|
48
|
47
|
39
|
31
|
27
|
32
|
34
|
37
|
36
|
23
|
19
|
28
|
19
|
18
|
22
|
24
|
30
|
30
|
40
|
48
|
54
|
44
|
18
|
|
|
2024/08
|
18
|
24
|
21
|
19
|
16
|
16
|
20
|
29
|
31
|
48
|
51
|
21
|
20
|
25
|
30
|
30
|
26
|
22
|
19
|
24
|
18
|
18
|
31
|
43
|
35
|
29
|
19
|
20
|
29
|
28
|
29
|
|
2024/07
|
19
|
21
|
31
|
16
|
25
|
18
|
27
|
28
|
21
|
31
|
30
|
21
|
26
|
20
|
21
|
20
|
17
|
17
|
15
|
19
|
24
|
32
|
27
|
35
|
32
|
33
|
21
|
20
|
14
|
17
|
15
|
|
2024/06
|
47
|
57
|
43
|
34
|
19
|
37
|
37
|
32
|
27
|
29
|
24
|
25
|
28
|
29
|
27
|
35
|
21
|
33
|
35
|
32
|
28
|
17
|
22
|
63
|
74
|
52
|
46
|
29
|
25
|
29
|
|
|
2024/05
|
19
|
29
|
34
|
25
|
23
|
31
|
51
|
48
|
51
|
49
|
46
|
40
|
46
|
50
|
49
|
33
|
43
|
58
|
51
|
23
|
34
|
34
|
38
|
48
|
56
|
18
|
38
|
40
|
37
|
22
|
30
|
|
2024/04
|
70
|
32
|
72
|
76
|
68
|
44
|
32
|
34
|
40
|
33
|
26
|
25
|
52
|
20
|
28
|
48
|
48
|
41
|
46
|
72
|
60
|
50
|
154
|
109
|
60
|
45
|
45
|
45
|
51
|
16
|
|
|
2024/03
|
90
|
96
|
79
|
61
|
71
|
104
|
90
|
53
|
55
|
66
|
39
|
55
|
68
|
55
|
70
|
84
|
74
|
36
|
49
|
62
|
64
|
62
|
49
|
42
|
25
|
43
|
54
|
43
|
35
|
50
|
56
|
|
2024/02
|
75
|
63
|
59
|
74
|
92
|
100
|
85
|
85
|
69
|
99
|
69
|
95
|
92
|
75
|
37
|
51
|
55
|
138
|
330
|
24
|
30
|
50
|
32
|
44
|
59
|
86
|
64
|
71
|
64
|
||
|
2024/01
|
76
|
65
|
41
|
54
|
48
|
61
|
77
|
70
|
74
|
142
|
113
|
66
|
102
|
155
|
51
|
79
|
70
|
75
|
45
|
53
|
86
|
27
|
46
|
35
|
38
|
46
|
53
|
50
|
90
|
117
|
156
|
|
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