Air Quality
Excellent
No health implications.
3
PM2.5
9
PM10
6
O3
0.4
CO
7
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jul
49
Excellent
Wed
16 Jul
52
Good
Thu
17 Jul
55
Good
Fri
18 Jul
56
Good
Sat
19 Jul
48
Excellent
Sun
20 Jul
50
Excellent
Mon
21 Jul
40
Excellent
Youhao zone Air quality rank
Air quality in the last 12 months (Youhao zone)
|
2025/06
|
17
|
28
|
42
|
12
|
17
|
12
|
11
|
19
|
19
|
16
|
12
|
20
|
28
|
19
|
17
|
24
|
13
|
18
|
21
|
15
|
10
|
13
|
30
|
28
|
30
|
27
|
31
|
31
|
21
|
19
|
|
|
2025/05
|
39
|
30
|
15
|
12
|
13
|
15
|
21
|
31
|
29
|
34
|
44
|
82
|
59
|
35
|
44
|
19
|
16
|
15
|
24
|
19
|
13
|
16
|
20
|
16
|
17
|
17
|
19
|
33
|
35
|
34
|
42
|
|
2025/04
|
58
|
44
|
48
|
38
|
45
|
50
|
48
|
38
|
40
|
46
|
35
|
87
|
35
|
17
|
13
|
15
|
41
|
59
|
21
|
15
|
39
|
22
|
37
|
27
|
19
|
13
|
25
|
19
|
28
|
22
|
|
|
2025/03
|
21
|
21
|
23
|
29
|
31
|
29
|
29
|
30
|
31
|
77
|
26
|
40
|
20
|
17
|
18
|
21
|
21
|
24
|
32
|
63
|
27
|
13
|
15
|
19
|
21
|
15
|
17
|
12
|
14
|
15
|
34
|
|
2025/02
|
59
|
66
|
45
|
29
|
22
|
21
|
35
|
18
|
37
|
52
|
56
|
42
|
75
|
58
|
51
|
27
|
21
|
19
|
28
|
22
|
25
|
22
|
36
|
44
|
63
|
28
|
43
|
42
|
|||
|
2025/01
|
105
|
125
|
95
|
114
|
71
|
66
|
93
|
35
|
46
|
69
|
85
|
98
|
94
|
66
|
55
|
38
|
50
|
61
|
68
|
61
|
65
|
59
|
77
|
91
|
83
|
59
|
31
|
44
|
19
|
31
|
51
|
|
2024/12
|
50
|
34
|
35
|
27
|
23
|
25
|
38
|
48
|
73
|
74
|
68
|
63
|
60
|
73
|
62
|
37
|
50
|
43
|
66
|
83
|
52
|
65
|
53
|
68
|
62
|
41
|
48
|
69
|
86
|
72
|
69
|
|
2024/11
|
35
|
22
|
25
|
15
|
15
|
17
|
24
|
40
|
54
|
48
|
47
|
31
|
45
|
99
|
61
|
42
|
15
|
16
|
55
|
65
|
56
|
25
|
26
|
42
|
35
|
28
|
25
|
35
|
30
|
17
|
|
|
2024/10
|
14
|
21
|
21
|
27
|
38
|
31
|
34
|
42
|
35
|
31
|
22
|
20
|
22
|
34
|
13
|
20
|
27
|
28
|
14
|
70
|
27
|
39
|
22
|
30
|
40
|
27
|
36
|
66
|
80
|
56
|
53
|
|
2024/09
|
11
|
14
|
15
|
22
|
14
|
15
|
29
|
17
|
17
|
16
|
17
|
16
|
16
|
13
|
18
|
22
|
19
|
21
|
14
|
14
|
13
|
16
|
23
|
24
|
20
|
17
|
21
|
20
|
30
|
22
|
|
|
2024/08
|
14
|
15
|
16
|
15
|
16
|
14
|
19
|
18
|
19
|
23
|
12
|
11
|
15
|
19
|
22
|
22
|
21
|
17
|
14
|
19
|
19
|
18
|
19
|
18
|
15
|
13
|
16
|
18
|
21
|
12
|
13
|
|
2024/07
|
61
|
48
|
62
|
66
|
63
|
60
|
81
|
71
|
77
|
54
|
57
|
83
|
59
|
51
|
54
|
57
|
50
|
34
|
26
|
26
|
15
|
15
|
14
|
16
|
15
|
11
|
11
|
14
|
15
|
12
|
18
|
|
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