Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
41
PM2.5
98
*
PM10
68
O3
0.6
CO
10
SO2
20
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
15 Dec
71
Good
Tue
16 Dec
72
Good
Wed
17 Dec
85
Good
Thu
18 Dec
94
Good
Fri
19 Dec
94
Good
Sat
20 Dec
87
Good
Sun
21 Dec
39
Excellent
Youxian Air quality rank
Air quality in the last 12 months (Youxian)
|
2025/11
|
46
|
34
|
34
|
24
|
24
|
25
|
12
|
41
|
40
|
21
|
34
|
51
|
54
|
52
|
47
|
29
|
35
|
35
|
53
|
71
|
91
|
84
|
74
|
73
|
69
|
79
|
84
|
94
|
108
|
91
|
|
|
2025/10
|
17
|
14
|
15
|
12
|
14
|
11
|
14
|
27
|
31
|
29
|
11
|
11
|
22
|
31
|
32
|
29
|
23
|
16
|
17
|
6
|
8
|
11
|
7
|
10
|
14
|
29
|
43
|
43
|
31
|
40
|
52
|
|
2025/09
|
34
|
30
|
37
|
40
|
27
|
39
|
32
|
42
|
28
|
33
|
14
|
11
|
22
|
32
|
38
|
25
|
19
|
7
|
16
|
21
|
14
|
11
|
16
|
27
|
33
|
46
|
27
|
12
|
25
|
25
|
|
|
2025/08
|
41
|
36
|
40
|
40
|
44
|
31
|
21
|
25
|
22
|
15
|
27
|
30
|
30
|
38
|
36
|
22
|
25
|
21
|
35
|
38
|
23
|
14
|
18
|
15
|
16
|
31
|
32
|
17
|
10
|
14
|
29
|
|
2025/07
|
15
|
21
|
23
|
25
|
16
|
19
|
20
|
17
|
20
|
25
|
14
|
27
|
35
|
37
|
40
|
46
|
44
|
29
|
20
|
21
|
19
|
25
|
14
|
15
|
17
|
21
|
25
|
34
|
37
|
31
|
33
|
|
2025/06
|
28
|
30
|
41
|
44
|
47
|
65
|
54
|
48
|
36
|
35
|
31
|
53
|
55
|
51
|
52
|
46
|
52
|
17
|
30
|
34
|
36
|
20
|
24
|
21
|
23
|
27
|
35
|
40
|
30
|
15
|
|
|
2025/05
|
50
|
57
|
62
|
61
|
35
|
46
|
38
|
36
|
207
|
115
|
70
|
69
|
46
|
53
|
63
|
137
|
122
|
150
|
109
|
79
|
95
|
71
|
70
|
61
|
54
|
57
|
49
|
28
|
43
|
36
|
27
|
|
2025/04
|
50
|
65
|
59
|
64
|
56
|
45
|
61
|
63
|
67
|
53
|
53
|
210
|
188
|
94
|
92
|
85
|
73
|
70
|
63
|
62
|
58
|
69
|
77
|
39
|
44
|
37
|
34
|
47
|
34
|
36
|
|
|
2025/03
|
61
|
61
|
43
|
21
|
27
|
31
|
33
|
58
|
37
|
58
|
61
|
82
|
56
|
26
|
36
|
36
|
50
|
54
|
52
|
62
|
65
|
66
|
71
|
54
|
55
|
57
|
160
|
75
|
64
|
34
|
41
|
|
2025/02
|
53
|
52
|
41
|
62
|
38
|
35
|
34
|
28
|
47
|
60
|
67
|
60
|
59
|
49
|
50
|
62
|
47
|
50
|
63
|
49
|
40
|
33
|
40
|
28
|
24
|
43
|
59
|
63
|
|||
|
2025/01
|
101
|
96
|
111
|
121
|
71
|
83
|
60
|
46
|
55
|
54
|
47
|
57
|
72
|
69
|
66
|
41
|
69
|
51
|
85
|
99
|
114
|
144
|
155
|
75
|
37
|
71
|
73
|
81
|
171
|
97
|
61
|
|
2024/12
|
89
|
91
|
82
|
58
|
46
|
32
|
36
|
24
|
25
|
42
|
49
|
51
|
37
|
56
|
69
|
89
|
107
|
119
|
84
|
64
|
53
|
54
|
80
|
66
|
65
|
88
|
92
|
71
|
78
|
76
|
85
|
|
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