Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
35
PM2.5
51
*
PM10
78
O3
1.1
CO
7
SO2
14
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
3 May
46
Excellent
Sat
4 May
40
Excellent
Sun
5 May
40
Excellent
Mon
6 May
71
Good
Tue
7 May
67
Good
Wed
8 May
67
Good
Thu
9 May
82
Good
Air quality in the last 12 months (Yihuang)
|
2024/02
|
37
|
22
|
22
|
22
|
44
|
30
|
48
|
66
|
85
|
157
|
85
|
57
|
48
|
55
|
44
|
26
|
34
|
31
|
30
|
35
|
27
|
21
|
29
|
35
|
41
|
34
|
62
|
30
|
35
|
||
|
2024/01
|
82
|
101
|
53
|
52
|
52
|
54
|
71
|
93
|
62
|
54
|
54
|
48
|
51
|
53
|
154
|
89
|
71
|
71
|
28
|
24
|
50
|
37
|
37
|
38
|
48
|
53
|
54
|
55
|
51
|
32
|
49
|
|
2023/12
|
45
|
49
|
50
|
50
|
36
|
49
|
45
|
44
|
45
|
48
|
39
|
25
|
35
|
36
|
27
|
41
|
42
|
34
|
37
|
45
|
61
|
49
|
53
|
52
|
57
|
58
|
65
|
76
|
123
|
121
|
116
|
|
2023/11
|
45
|
38
|
44
|
49
|
49
|
28
|
34
|
32
|
33
|
30
|
21
|
26
|
44
|
50
|
50
|
46
|
69
|
64
|
58
|
50
|
43
|
43
|
53
|
67
|
59
|
61
|
57
|
57
|
56
|
63
|
|
|
2023/10
|
35
|
36
|
47
|
40
|
37
|
37
|
21
|
20
|
23
|
32
|
36
|
44
|
47
|
54
|
54
|
51
|
50
|
50
|
44
|
24
|
32
|
38
|
42
|
45
|
64
|
63
|
60
|
33
|
32
|
41
|
55
|
|
2023/09
|
31
|
36
|
40
|
40
|
34
|
32
|
34
|
31
|
31
|
37
|
27
|
25
|
25
|
17
|
19
|
23
|
27
|
29
|
30
|
31
|
33
|
31
|
36
|
42
|
41
|
44
|
49
|
47
|
53
|
53
|
|
|
2023/08
|
21
|
35
|
31
|
36
|
40
|
38
|
38
|
31
|
25
|
37
|
41
|
25
|
25
|
29
|
35
|
37
|
39
|
49
|
46
|
35
|
31
|
23
|
30
|
37
|
44
|
31
|
24
|
23
|
25
|
27
|
25
|
|
2023/07
|
30
|
25
|
21
|
20
|
23
|
25
|
23
|
25
|
30
|
29
|
29
|
31
|
31
|
32
|
39
|
39
|
31
|
26
|
21
|
21
|
21
|
21
|
18
|
25
|
23
|
29
|
22
|
18
|
24
|
22
|
22
|
|
2023/06
|
39
|
46
|
54
|
50
|
39
|
44
|
30
|
22
|
25
|
27
|
37
|
51
|
47
|
47
|
52
|
28
|
24
|
19
|
19
|
25
|
21
|
29
|
24
|
19
|
21
|
21
|
22
|
19
|
19
|
23
|
|
|
2023/05
|
63
|
46
|
30
|
25
|
29
|
23
|
29
|
36
|
40
|
49
|
41
|
42
|
47
|
52
|
45
|
47
|
36
|
32
|
44
|
46
|
25
|
54
|
59
|
45
|
37
|
31
|
31
|
32
|
38
|
45
|
37
|
|
2023/04
|
42
|
41
|
31
|
29
|
27
|
26
|
39
|
55
|
52
|
55
|
48
|
37
|
36
|
46
|
52
|
57
|
57
|
40
|
28
|
41
|
41
|
36
|
24
|
17
|
23
|
25
|
32
|
38
|
75
|
95
|
|
|
2023/03
|
52
|
73
|
74
|
82
|
63
|
53
|
53
|
64
|
67
|
57
|
56
|
74
|
71
|
57
|
55
|
63
|
43
|
31
|
21
|
27
|
41
|
34
|
30
|
26
|
39
|
40
|
46
|
50
|
49
|
37
|
43
|
|
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