Air Quality
Excellent
No health implications.
7
PM2.5
16
PM10
48
O3
0.6
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Jun
36
Excellent
Thu
26 Jun
41
Excellent
Fri
27 Jun
44
Excellent
Sat
28 Jun
47
Excellent
Sun
29 Jun
50
Excellent
Mon
30 Jun
48
Excellent
Tue
1 Jul
24
Excellent
Air quality in the last 12 months (Youyang)
|
2025/05
|
41
|
54
|
44
|
44
|
32
|
32
|
45
|
22
|
27
|
27
|
34
|
32
|
34
|
51
|
37
|
32
|
37
|
36
|
38
|
38
|
34
|
22
|
33
|
46
|
41
|
33
|
28
|
20
|
29
|
29
|
20
|
|
2025/04
|
37
|
44
|
47
|
53
|
55
|
55
|
51
|
52
|
51
|
45
|
46
|
67
|
153
|
91
|
66
|
60
|
56
|
54
|
30
|
27
|
29
|
29
|
36
|
29
|
40
|
35
|
27
|
29
|
27
|
21
|
|
|
2025/03
|
46
|
59
|
32
|
25
|
27
|
26
|
33
|
37
|
40
|
45
|
51
|
51
|
55
|
35
|
22
|
34
|
41
|
32
|
34
|
39
|
48
|
58
|
53
|
49
|
46
|
56
|
70
|
61
|
35
|
33
|
38
|
|
2025/02
|
39
|
29
|
40
|
44
|
53
|
56
|
45
|
69
|
50
|
46
|
49
|
69
|
57
|
39
|
43
|
46
|
38
|
36
|
36
|
41
|
73
|
44
|
47
|
83
|
58
|
44
|
48
|
53
|
|||
|
2025/01
|
94
|
106
|
105
|
111
|
91
|
73
|
57
|
55
|
49
|
66
|
68
|
64
|
71
|
67
|
67
|
65
|
72
|
89
|
79
|
87
|
101
|
148
|
159
|
74
|
29
|
31
|
45
|
72
|
149
|
77
|
58
|
|
2024/12
|
52
|
66
|
79
|
60
|
30
|
41
|
40
|
39
|
44
|
30
|
32
|
52
|
63
|
65
|
56
|
52
|
62
|
69
|
78
|
90
|
103
|
71
|
74
|
71
|
70
|
85
|
77
|
86
|
98
|
109
|
89
|
|
2024/11
|
58
|
51
|
54
|
52
|
48
|
46
|
46
|
43
|
39
|
31
|
36
|
47
|
50
|
46
|
59
|
54
|
19
|
16
|
16
|
17
|
18
|
21
|
36
|
23
|
20
|
20
|
25
|
28
|
34
|
40
|
|
|
2024/10
|
19
|
22
|
31
|
35
|
38
|
45
|
37
|
27
|
37
|
49
|
59
|
62
|
39
|
29
|
28
|
26
|
24
|
23
|
21
|
16
|
18
|
22
|
24
|
26
|
27
|
31
|
42
|
37
|
31
|
32
|
43
|
|
2024/09
|
25
|
29
|
32
|
33
|
40
|
36
|
36
|
31
|
22
|
27
|
26
|
31
|
26
|
21
|
32
|
34
|
26
|
21
|
25
|
29
|
31
|
25
|
29
|
30
|
33
|
39
|
43
|
46
|
57
|
36
|
|
|
2024/08
|
13
|
14
|
16
|
15
|
16
|
16
|
19
|
23
|
25
|
24
|
38
|
44
|
28
|
25
|
30
|
30
|
21
|
17
|
21
|
21
|
21
|
25
|
21
|
18
|
17
|
17
|
21
|
21
|
21
|
21
|
21
|
|
2024/07
|
18
|
21
|
18
|
18
|
23
|
18
|
16
|
21
|
20
|
21
|
21
|
21
|
24
|
22
|
19
|
21
|
20
|
20
|
16
|
16
|
17
|
18
|
17
|
15
|
17
|
24
|
22
|
20
|
14
|
15
|
13
|
|
2024/06
|
26
|
27
|
24
|
21
|
20
|
17
|
23
|
23
|
16
|
16
|
18
|
19
|
20
|
21
|
28
|
28
|
17
|
14
|
16
|
13
|
19
|
22
|
22
|
23
|
22
|
16
|
15
|
12
|
16
|
17
|
|
|
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