Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
42
*
PM2.5
58
PM10
62
O3
1.1
CO
12
SO2
8
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
22 Sep
77
Good
Wed
23 Sep
77
Good
Thu
24 Sep
77
Good
Fri
25 Sep
74
Good
Sat
26 Sep
70
Good
Sun
27 Sep
29
Excellent
Mon
28 Sep
15
Excellent
Air quality in the last 12 months (Yihuang)
|
2026/08
|
21
|
21
|
26
|
37
|
39
|
34
|
40
|
35
|
29
|
19
|
21
|
24
|
30
|
30
|
24
|
29
|
35
|
32
|
31
|
29
|
25
|
33
|
31
|
22
|
19
|
18
|
25
|
36
|
21
|
27
|
26
|
|
2026/07
|
20
|
24
|
23
|
24
|
21
|
21
|
18
|
20
|
24
|
34
|
42
|
34
|
23
|
23
|
17
|
18
|
21
|
26
|
26
|
21
|
29
|
32
|
36
|
38
|
34
|
20
|
17
|
16
|
19
|
19
|
19
|
|
2026/06
|
69
|
60
|
38
|
23
|
32
|
29
|
37
|
35
|
27
|
29
|
32
|
27
|
30
|
21
|
34
|
36
|
36
|
21
|
23
|
25
|
25
|
31
|
27
|
24
|
31
|
29
|
42
|
42
|
22
|
26
|
|
|
2026/05
|
31
|
30
|
30
|
40
|
31
|
28
|
32
|
34
|
36
|
32
|
31
|
43
|
32
|
27
|
33
|
24
|
27
|
25
|
27
|
28
|
27
|
16
|
25
|
23
|
26
|
29
|
30
|
32
|
41
|
54
|
66
|
|
2026/04
|
33
|
40
|
20
|
32
|
44
|
35
|
40
|
31
|
37
|
35
|
28
|
30
|
36
|
32
|
31
|
35
|
34
|
42
|
47
|
49
|
32
|
22
|
25
|
27
|
35
|
41
|
51
|
50
|
27
|
31
|
|
|
2026/03
|
18
|
20
|
33
|
54
|
54
|
50
|
57
|
61
|
60
|
53
|
48
|
55
|
46
|
50
|
68
|
79
|
62
|
29
|
23
|
31
|
44
|
42
|
28
|
24
|
44
|
32
|
34
|
52
|
53
|
29
|
28
|
|
2026/02
|
43
|
40
|
55
|
63
|
70
|
53
|
27
|
45
|
55
|
58
|
52
|
62
|
56
|
45
|
58
|
39
|
74
|
65
|
50
|
36
|
33
|
60
|
64
|
31
|
27
|
28
|
20
|
25
|
|||
|
2026/01
|
32
|
31
|
51
|
56
|
43
|
47
|
44
|
51
|
49
|
50
|
59
|
66
|
67
|
55
|
60
|
73
|
77
|
124
|
84
|
27
|
42
|
52
|
64
|
69
|
70
|
69
|
45
|
47
|
59
|
44
|
24
|
|
2025/12
|
63
|
81
|
62
|
56
|
69
|
74
|
78
|
75
|
89
|
86
|
88
|
81
|
35
|
40
|
46
|
47
|
64
|
124
|
71
|
68
|
75
|
48
|
53
|
27
|
38
|
53
|
57
|
62
|
57
|
66
|
91
|
|
2025/11
|
43
|
54
|
60
|
36
|
28
|
40
|
45
|
31
|
21
|
24
|
54
|
31
|
36
|
44
|
53
|
60
|
63
|
29
|
36
|
45
|
50
|
55
|
62
|
60
|
73
|
75
|
69
|
72
|
55
|
53
|
|
|
2025/10
|
41
|
39
|
38
|
49
|
36
|
27
|
40
|
47
|
43
|
44
|
38
|
38
|
59
|
49
|
46
|
57
|
50
|
48
|
23
|
29
|
31
|
32
|
42
|
44
|
53
|
64
|
59
|
62
|
57
|
81
|
47
|
|
2025/09
|
24
|
23
|
24
|
29
|
28
|
33
|
32
|
25
|
19
|
20
|
21
|
25
|
26
|
28
|
30
|
27
|
29
|
34
|
34
|
35
|
36
|
40
|
36
|
36
|
33
|
34
|
41
|
41
|
45
|
46
|
|
|
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