Air Quality
Excellent
No health implications.
20
PM2.5
45
PM10
68
O3
0.8
CO
2
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 Apr
54
Good
Fri
10 Apr
55
Good
Sat
11 Apr
47
Excellent
Sun
12 Apr
44
Excellent
Mon
13 Apr
46
Excellent
Tue
14 Apr
48
Excellent
Wed
15 Apr
39
Excellent
Yudu Air quality rank
Air quality in the last 12 months (Yudu)
|
2026/02
|
20
|
35
|
50
|
49
|
46
|
55
|
21
|
33
|
44
|
50
|
37
|
47
|
52
|
42
|
39
|
31
|
33
|
44
|
37
|
27
|
34
|
52
|
41
|
30
|
17
|
24
|
12
|
15
|
|||
|
2026/01
|
48
|
21
|
36
|
51
|
45
|
47
|
46
|
44
|
48
|
45
|
51
|
61
|
57
|
56
|
63
|
73
|
66
|
83
|
90
|
30
|
30
|
47
|
57
|
64
|
70
|
69
|
40
|
42
|
50
|
58
|
16
|
|
2025/12
|
50
|
61
|
66
|
62
|
68
|
66
|
64
|
66
|
77
|
87
|
78
|
66
|
34
|
33
|
49
|
45
|
48
|
58
|
55
|
47
|
77
|
63
|
59
|
44
|
26
|
53
|
52
|
57
|
48
|
53
|
70
|
|
2025/11
|
37
|
44
|
37
|
19
|
20
|
28
|
44
|
37
|
17
|
14
|
43
|
29
|
31
|
40
|
43
|
49
|
53
|
28
|
28
|
34
|
39
|
48
|
58
|
52
|
60
|
62
|
57
|
55
|
49
|
50
|
|
|
2025/10
|
40
|
30
|
28
|
33
|
23
|
21
|
28
|
31
|
35
|
34
|
35
|
31
|
25
|
30
|
35
|
38
|
37
|
50
|
28
|
14
|
20
|
24
|
36
|
39
|
52
|
71
|
70
|
63
|
60
|
68
|
43
|
|
2025/09
|
19
|
19
|
21
|
27
|
24
|
30
|
31
|
12
|
14
|
16
|
14
|
29
|
23
|
27
|
27
|
22
|
25
|
23
|
21
|
17
|
24
|
34
|
36
|
24
|
20
|
22
|
30
|
33
|
35
|
43
|
|
|
2025/08
|
28
|
27
|
17
|
16
|
15
|
14
|
18
|
20
|
27
|
33
|
25
|
31
|
27
|
13
|
15
|
18
|
20
|
18
|
15
|
20
|
20
|
19
|
31
|
20
|
19
|
21
|
23
|
22
|
22
|
21
|
26
|
|
2025/07
|
20
|
25
|
27
|
34
|
31
|
30
|
34
|
37
|
28
|
17
|
22
|
14
|
20
|
22
|
26
|
31
|
36
|
33
|
20
|
12
|
14
|
14
|
22
|
19
|
24
|
30
|
20
|
21
|
24
|
23
|
25
|
|
2025/06
|
17
|
18
|
16
|
26
|
30
|
30
|
30
|
27
|
20
|
26
|
24
|
17
|
25
|
15
|
13
|
17
|
14
|
16
|
17
|
15
|
14
|
14
|
17
|
23
|
29
|
19
|
15
|
18
|
17
|
17
|
|
|
2025/05
|
44
|
47
|
51
|
38
|
19
|
24
|
41
|
24
|
18
|
36
|
28
|
35
|
34
|
32
|
29
|
23
|
22
|
16
|
15
|
16
|
23
|
25
|
24
|
36
|
49
|
42
|
42
|
26
|
14
|
20
|
25
|
|
2025/04
|
38
|
40
|
44
|
52
|
48
|
50
|
55
|
56
|
53
|
45
|
43
|
82
|
161
|
108
|
72
|
62
|
67
|
55
|
25
|
19
|
35
|
30
|
17
|
22
|
20
|
16
|
17
|
28
|
45
|
47
|
|
|
2025/03
|
30
|
24
|
29
|
12
|
17
|
20
|
36
|
29
|
39
|
45
|
46
|
36
|
33
|
19
|
10
|
26
|
47
|
36
|
39
|
36
|
39
|
44
|
49
|
58
|
65
|
62
|
48
|
63
|
20
|
11
|
25
|
|
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