Air Quality
Excellent
No health implications.
6
PM2.5
22
PM10
47
O3
0.2
CO
1
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Sep
39
Excellent
Mon
14 Sep
47
Excellent
Tue
15 Sep
49
Excellent
Wed
16 Sep
43
Excellent
Thu
17 Sep
41
Excellent
Fri
18 Sep
46
Excellent
Sat
19 Sep
38
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