Air Quality
Excellent
No health implications.
3
PM2.5
10
PM10
46
O3
0.6
CO
6
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Apr
55
Good
Thu
9 Apr
52
Good
Fri
10 Apr
56
Good
Sat
11 Apr
61
Good
Sun
12 Apr
63
Good
Mon
13 Apr
50
Excellent
Tue
14 Apr
38
Excellent
Air quality in the last 12 months (Youxian)
|
2026/02
|
86
|
82
|
83
|
85
|
91
|
78
|
66
|
58
|
41
|
54
|
61
|
63
|
77
|
83
|
74
|
41
|
73
|
72
|
69
|
72
|
66
|
68
|
75
|
76
|
52
|
42
|
51
|
27
|
|||
|
2026/01
|
45
|
49
|
24
|
40
|
50
|
56
|
70
|
80
|
98
|
103
|
127
|
142
|
142
|
108
|
81
|
93
|
104
|
121
|
41
|
35
|
38
|
52
|
51
|
73
|
79
|
116
|
119
|
103
|
83
|
40
|
76
|
|
2025/12
|
105
|
106
|
50
|
44
|
65
|
64
|
91
|
95
|
106
|
91
|
110
|
81
|
60
|
67
|
73
|
86
|
124
|
115
|
157
|
82
|
40
|
43
|
48
|
51
|
60
|
55
|
65
|
110
|
99
|
121
|
82
|
|
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
|
|
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