Air Quality
Excellent
No health implications.
16
PM2.5
30
PM10
72
O3
0.7
CO
3
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 May
47
Excellent
Thu
28 May
48
Excellent
Fri
29 May
56
Good
Sat
30 May
65
Good
Sun
31 May
75
Good
Mon
1 Jun
74
Good
Tue
2 Jun
32
Excellent
Air quality in the last 12 months (Yihuang)
|
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
|
|
|
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
|
|
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