Air Quality
Excellent
No health implications.
3
PM2.5
8
PM10
24
O3
0.2
CO
2
SO2
2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Aug
48
Excellent
Sat
8 Aug
46
Excellent
Sun
9 Aug
49
Excellent
Mon
10 Aug
43
Excellent
Tue
11 Aug
46
Excellent
Wed
12 Aug
19
Excellent
Thu
13 Aug
27
Excellent
Air quality in the last 12 months (Youhao zone)
|
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
|
|
|
2025/08
|
16
|
14
|
11
|
15
|
13
|
12
|
10
|
13
|
11
|
11
|
10
|
13
|
13
|
14
|
20
|
12
|
14
|
25
|
13
|
12
|
17
|
11
|
13
|
19
|
19
|
14
|
16
|
31
|
17
|
16
|
19
|
|
2025/07
|
20
|
16
|
14
|
18
|
18
|
14
|
16
|
16
|
16
|
20
|
22
|
13
|
13
|
16
|
18
|
12
|
11
|
15
|
15
|
15
|
15
|
17
|
27
|
25
|
19
|
18
|
17
|
17
|
19
|
12
|
13
|
|
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