Air Quality
Excellent
No health implications.
4
PM2.5
19
PM10
55
O3
0.8
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 May
67
Good
Sun
24 May
59
Good
Mon
25 May
58
Good
Tue
26 May
49
Excellent
Wed
27 May
60
Good
Thu
28 May
77
Good
Fri
29 May
43
Excellent
Air quality in the last 12 months (Yuhang)
|
2026/04
|
30
|
42
|
29
|
28
|
60
|
67
|
52
|
36
|
34
|
36
|
59
|
34
|
36
|
28
|
44
|
50
|
56
|
56
|
50
|
52
|
50
|
19
|
21
|
38
|
63
|
56
|
62
|
48
|
26
|
31
|
|
|
2026/03
|
41
|
16
|
48
|
45
|
50
|
65
|
63
|
46
|
50
|
63
|
59
|
48
|
64
|
66
|
66
|
59
|
66
|
38
|
62
|
82
|
57
|
60
|
45
|
45
|
45
|
81
|
38
|
42
|
46
|
50
|
33
|
|
2026/02
|
38
|
55
|
83
|
91
|
90
|
58
|
31
|
45
|
38
|
50
|
60
|
75
|
79
|
45
|
46
|
36
|
72
|
56
|
48
|
33
|
30
|
61
|
98
|
44
|
42
|
33
|
15
|
38
|
|||
|
2026/01
|
27
|
69
|
98
|
104
|
93
|
79
|
46
|
55
|
63
|
55
|
72
|
58
|
53
|
65
|
62
|
89
|
98
|
85
|
40
|
29
|
52
|
54
|
67
|
92
|
125
|
66
|
47
|
74
|
52
|
37
|
25
|
|
2025/12
|
98
|
71
|
53
|
48
|
62
|
66
|
65
|
89
|
52
|
57
|
73
|
50
|
34
|
51
|
57
|
58
|
98
|
127
|
78
|
105
|
45
|
40
|
53
|
28
|
53
|
39
|
51
|
61
|
54
|
105
|
35
|
|
2025/11
|
46
|
65
|
34
|
51
|
54
|
51
|
26
|
25
|
17
|
48
|
29
|
39
|
35
|
65
|
69
|
64
|
45
|
30
|
40
|
44
|
52
|
67
|
68
|
74
|
92
|
79
|
112
|
112
|
75
|
62
|
|
|
2025/10
|
51
|
39
|
53
|
47
|
47
|
45
|
61
|
33
|
25
|
31
|
45
|
87
|
60
|
30
|
35
|
23
|
23
|
16
|
18
|
24
|
27
|
30
|
30
|
33
|
43
|
46
|
42
|
34
|
38
|
38
|
20
|
|
2025/09
|
27
|
18
|
19
|
30
|
39
|
35
|
36
|
40
|
19
|
19
|
34
|
32
|
22
|
16
|
24
|
34
|
34
|
21
|
26
|
18
|
29
|
35
|
35
|
22
|
36
|
39
|
40
|
55
|
47
|
39
|
|
|
2025/08
|
26
|
36
|
23
|
40
|
28
|
14
|
12
|
16
|
21
|
27
|
31
|
34
|
20
|
15
|
15
|
18
|
22
|
28
|
29
|
33
|
32
|
18
|
14
|
23
|
27
|
32
|
34
|
16
|
22
|
25
|
25
|
|
2025/07
|
20
|
21
|
28
|
32
|
31
|
22
|
16
|
15
|
17
|
28
|
17
|
13
|
24
|
34
|
34
|
31
|
28
|
30
|
18
|
13
|
12
|
13
|
19
|
20
|
21
|
13
|
16
|
14
|
24
|
10
|
8
|
|
2025/06
|
24
|
11
|
26
|
43
|
30
|
30
|
54
|
20
|
20
|
15
|
20
|
34
|
28
|
17
|
7
|
19
|
35
|
31
|
19
|
16
|
17
|
17
|
15
|
27
|
44
|
38
|
18
|
16
|
15
|
26
|
|
|
2025/05
|
37
|
39
|
44
|
23
|
38
|
61
|
72
|
53
|
17
|
20
|
23
|
41
|
46
|
45
|
70
|
43
|
26
|
59
|
39
|
28
|
14
|
31
|
17
|
33
|
58
|
50
|
53
|
40
|
26
|
46
|
54
|
|
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