Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
35
PM2.5
66
*
PM10
49
O3
0.8
CO
7
SO2
18
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
19 Jan
70
Good
Tue
20 Jan
56
Good
Wed
21 Jan
52
Good
Thu
22 Jan
62
Good
Fri
23 Jan
67
Good
Sat
24 Jan
80
Good
Sun
25 Jan
47
Excellent
Air quality in the last 12 months (Yihuang)
|
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
|
|
|
2025/08
|
32
|
33
|
22
|
18
|
17
|
16
|
18
|
21
|
26
|
33
|
33
|
36
|
26
|
21
|
19
|
20
|
20
|
21
|
18
|
17
|
17
|
24
|
27
|
24
|
21
|
29
|
25
|
21
|
24
|
23
|
29
|
|
2025/07
|
21
|
22
|
27
|
30
|
27
|
33
|
39
|
42
|
26
|
24
|
29
|
20
|
23
|
25
|
30
|
29
|
38
|
46
|
30
|
20
|
20
|
18
|
26
|
22
|
27
|
28
|
22
|
24
|
25
|
30
|
29
|
|
2025/06
|
23
|
20
|
24
|
31
|
29
|
31
|
31
|
29
|
27
|
27
|
27
|
29
|
35
|
23
|
19
|
24
|
20
|
17
|
21
|
18
|
16
|
18
|
21
|
21
|
28
|
24
|
19
|
20
|
21
|
22
|
|
|
2025/05
|
51
|
47
|
51
|
52
|
28
|
35
|
56
|
39
|
23
|
44
|
36
|
35
|
38
|
36
|
46
|
24
|
23
|
17
|
24
|
23
|
24
|
29
|
24
|
56
|
58
|
55
|
49
|
33
|
24
|
27
|
27
|
|
2025/04
|
45
|
55
|
52
|
58
|
51
|
56
|
56
|
59
|
56
|
38
|
38
|
137
|
141
|
104
|
71
|
51
|
65
|
60
|
30
|
23
|
34
|
22
|
42
|
41
|
24
|
20
|
19
|
36
|
52
|
53
|
|
|
2025/03
|
42
|
34
|
35
|
22
|
32
|
32
|
45
|
43
|
52
|
35
|
46
|
48
|
30
|
22
|
21
|
39
|
46
|
42
|
46
|
39
|
44
|
46
|
51
|
60
|
61
|
66
|
58
|
68
|
45
|
30
|
41
|
|
2025/02
|
38
|
27
|
49
|
56
|
48
|
54
|
61
|
51
|
36
|
48
|
63
|
71
|
79
|
69
|
49
|
42
|
53
|
48
|
42
|
24
|
28
|
23
|
26
|
41
|
65
|
66
|
51
|
39
|
|||
|
2025/01
|
110
|
84
|
96
|
98
|
100
|
94
|
67
|
61
|
59
|
46
|
50
|
55
|
59
|
58
|
71
|
56
|
53
|
64
|
64
|
70
|
68
|
64
|
61
|
101
|
54
|
26
|
56
|
82
|
138
|
70
|
52
|
|
2024/12
|
46
|
51
|
57
|
88
|
56
|
44
|
45
|
69
|
55
|
57
|
35
|
51
|
70
|
58
|
55
|
55
|
57
|
65
|
63
|
60
|
64
|
74
|
60
|
72
|
79
|
82
|
107
|
75
|
71
|
79
|
84
|
|
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