Air Quality
Excellent
No health implications.
6
PM2.5
13
PM10
17
O3
0.3
CO
1
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Oct
49
Excellent
Thu
22 Oct
52
Good
Fri
23 Oct
56
Good
Sat
24 Oct
56
Good
Sun
25 Oct
55
Good
Mon
26 Oct
25
Excellent
Tue
27 Oct
17
Excellent
Air quality in the last 12 months (Youhao zone)
|
2026/08
|
23
|
19
|
14
|
17
|
17
|
17
|
19
|
18
|
16
|
20
|
21
|
20
|
16
|
15
|
17
|
20
|
23
|
19
|
16
|
19
|
22
|
14
|
21
|
17
|
21
|
17
|
15
|
14
|
15
|
13
|
12
|
|
2026/07
|
26
|
22
|
25
|
23
|
22
|
20
|
17
|
15
|
16
|
20
|
21
|
17
|
22
|
20
|
19
|
15
|
19
|
22
|
25
|
20
|
22
|
24
|
23
|
20
|
20
|
15
|
14
|
18
|
12
|
12
|
20
|
|
2026/06
|
49
|
18
|
19
|
17
|
12
|
14
|
14
|
19
|
16
|
17
|
24
|
25
|
18
|
20
|
27
|
26
|
26
|
26
|
30
|
24
|
23
|
22
|
21
|
30
|
28
|
22
|
20
|
19
|
20
|
26
|
|
|
2026/05
|
26
|
24
|
22
|
27
|
42
|
25
|
23
|
22
|
30
|
46
|
44
|
44
|
88
|
44
|
24
|
19
|
18
|
22
|
36
|
31
|
26
|
27
|
23
|
29
|
29
|
23
|
20
|
24
|
17
|
17
|
35
|
|
2026/04
|
37
|
75
|
25
|
23
|
27
|
37
|
20
|
59
|
30
|
24
|
28
|
29
|
21
|
25
|
31
|
46
|
58
|
27
|
22
|
47
|
31
|
20
|
21
|
20
|
24
|
20
|
20
|
24
|
28
|
43
|
|
|
2026/03
|
23
|
23
|
21
|
30
|
39
|
28
|
24
|
27
|
26
|
31
|
30
|
24
|
28
|
39
|
29
|
29
|
26
|
45
|
50
|
33
|
110
|
91
|
28
|
42
|
117
|
92
|
39
|
24
|
54
|
28
|
38
|
|
2026/02
|
46
|
68
|
61
|
56
|
25
|
27
|
31
|
50
|
66
|
57
|
59
|
56
|
52
|
30
|
17
|
62
|
103
|
22
|
30
|
49
|
84
|
60
|
33
|
21
|
35
|
29
|
24
|
18
|
|||
|
2026/01
|
16
|
40
|
62
|
44
|
26
|
52
|
26
|
33
|
46
|
41
|
51
|
49
|
36
|
32
|
38
|
48
|
76
|
62
|
52
|
63
|
51
|
52
|
58
|
50
|
39
|
44
|
53
|
41
|
21
|
36
|
36
|
|
2025/12
|
30
|
30
|
36
|
39
|
49
|
59
|
83
|
60
|
45
|
34
|
25
|
33
|
44
|
43
|
52
|
29
|
39
|
42
|
53
|
42
|
30
|
38
|
36
|
48
|
46
|
38
|
58
|
70
|
47
|
45
|
36
|
|
2025/11
|
35
|
24
|
26
|
37
|
64
|
39
|
19
|
63
|
76
|
19
|
27
|
49
|
18
|
20
|
29
|
48
|
20
|
23
|
122
|
123
|
29
|
156
|
310
|
54
|
26
|
64
|
84
|
40
|
45
|
30
|
|
|
2025/10
|
18
|
21
|
30
|
25
|
16
|
16
|
20
|
14
|
18
|
22
|
26
|
18
|
17
|
16
|
15
|
21
|
15
|
16
|
17
|
17
|
18
|
19
|
24
|
32
|
100
|
115
|
69
|
24
|
56
|
88
|
44
|
|
2025/09
|
19
|
16
|
20
|
37
|
29
|
19
|
15
|
14
|
13
|
17
|
19
|
16
|
16
|
19
|
12
|
12
|
11
|
12
|
16
|
16
|
14
|
19
|
24
|
19
|
11
|
12
|
18
|
17
|
21
|
24
|
|
|
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