Air Quality
Excellent
No health implications.
8
PM2.5
7
PM10
52
O3
0.5
CO
9
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Oct
30
Excellent
Mon
2 Oct
32
Excellent
Tue
3 Oct
33
Excellent
Wed
4 Oct
30
Excellent
Thu
5 Oct
30
Excellent
Fri
6 Oct
32
Excellent
Sat
7 Oct
34
Excellent
Air quality in the last 12 months (Yunyang)
|
2023/08
|
23
|
23
|
23
|
29
|
27
|
26
|
23
|
23
|
28
|
27
|
30
|
31
|
27
|
28
|
31
|
35
|
38
|
40
|
39
|
28
|
33
|
46
|
38
|
43
|
43
|
20
|
16
|
26
|
28
|
33
|
37
|
|
2023/07
|
23
|
22
|
27
|
23
|
28
|
24
|
27
|
29
|
26
|
23
|
27
|
29
|
29
|
19
|
34
|
38
|
41
|
35
|
27
|
26
|
21
|
32
|
34
|
26
|
17
|
18
|
20
|
26
|
25
|
31
|
27
|
|
2023/06
|
18
|
25
|
29
|
27
|
13
|
28
|
26
|
32
|
40
|
57
|
60
|
46
|
35
|
33
|
37
|
24
|
15
|
16
|
26
|
39
|
30
|
29
|
25
|
26
|
33
|
37
|
33
|
29
|
15
|
22
|
|
|
2023/05
|
50
|
50
|
33
|
33
|
21
|
18
|
20
|
24
|
35
|
26
|
29
|
40
|
49
|
59
|
59
|
43
|
38
|
48
|
48
|
47
|
44
|
19
|
19
|
25
|
37
|
29
|
32
|
46
|
35
|
33
|
25
|
|
2023/04
|
45
|
48
|
39
|
18
|
21
|
31
|
58
|
65
|
66
|
63
|
59
|
68
|
61
|
51
|
51
|
52
|
52
|
52
|
50
|
48
|
43
|
20
|
17
|
17
|
26
|
35
|
42
|
43
|
55
|
61
|
|
|
2023/03
|
88
|
59
|
67
|
66
|
55
|
63
|
71
|
61
|
51
|
47
|
41
|
53
|
52
|
46
|
45
|
54
|
18
|
22
|
20
|
24
|
33
|
44
|
42
|
24
|
21
|
25
|
33
|
41
|
47
|
45
|
44
|
|
2023/02
|
121
|
118
|
106
|
108
|
88
|
83
|
113
|
82
|
53
|
47
|
39
|
39
|
17
|
24
|
34
|
45
|
54
|
71
|
78
|
81
|
38
|
42
|
41
|
51
|
51
|
61
|
67
|
89
|
|||
|
2023/01
|
72
|
78
|
69
|
70
|
88
|
110
|
105
|
129
|
148
|
143
|
129
|
196
|
179
|
85
|
40
|
43
|
44
|
47
|
72
|
89
|
133
|
182
|
127
|
75
|
70
|
91
|
95
|
76
|
87
|
82
|
89
|
|
2022/12
|
25
|
37
|
51
|
52
|
47
|
58
|
74
|
85
|
120
|
122
|
108
|
97
|
98
|
118
|
130
|
126
|
57
|
63
|
66
|
92
|
106
|
105
|
142
|
113
|
92
|
81
|
77
|
40
|
50
|
61
|
71
|
|
2022/11
|
34
|
34
|
55
|
67
|
68
|
61
|
65
|
68
|
48
|
54
|
61
|
47
|
15
|
12
|
17
|
25
|
29
|
37
|
42
|
40
|
50
|
38
|
31
|
22
|
40
|
42
|
50
|
65
|
27
|
27
|
|
|
2022/10
|
43
|
34
|
35
|
37
|
17
|
14
|
12
|
16
|
26
|
33
|
31
|
32
|
47
|
75
|
74
|
76
|
57
|
49
|
52
|
50
|
56
|
70
|
85
|
55
|
32
|
40
|
39
|
19
|
24
|
23
|
47
|
|
2022/09
|
18
|
27
|
37
|
35
|
44
|
51
|
51
|
52
|
51
|
57
|
55
|
53
|
35
|
47
|
59
|
69
|
60
|
54
|
52
|
34
|
23
|
28
|
25
|
24
|
30
|
32
|
23
|
23
|
24
|
33
|
|
|
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