Air Quality
Excellent
No health implications.
12
PM2.5
20
PM10
18
O3
0.7
CO
3
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Sep
46
Excellent
Wed
1 Oct
46
Excellent
Thu
2 Oct
45
Excellent
Fri
3 Oct
42
Excellent
Sat
4 Oct
40
Excellent
Sun
5 Oct
22
Excellent
Mon
6 Oct
37
Excellent
Youxi Air quality rank
Air quality in the last 12 months (Youxi)
|
2025/08
|
28
|
21
|
20
|
19
|
17
|
19
|
24
|
28
|
26
|
27
|
25
|
27
|
17
|
15
|
12
|
16
|
19
|
16
|
21
|
14
|
17
|
25
|
28
|
28
|
20
|
17
|
15
|
17
|
15
|
14
|
21
|
|
2025/07
|
20
|
15
|
19
|
17
|
16
|
15
|
15
|
30
|
24
|
16
|
11
|
18
|
24
|
20
|
30
|
34
|
34
|
25
|
15
|
10
|
10
|
11
|
16
|
16
|
16
|
18
|
17
|
16
|
17
|
22
|
26
|
|
2025/06
|
29
|
28
|
13
|
15
|
27
|
29
|
37
|
36
|
18
|
19
|
20
|
12
|
15
|
20
|
18
|
16
|
24
|
22
|
19
|
19
|
17
|
18
|
21
|
23
|
25
|
24
|
21
|
18
|
23
|
21
|
|
|
2025/05
|
43
|
47
|
54
|
52
|
31
|
41
|
59
|
41
|
25
|
34
|
22
|
30
|
37
|
37
|
38
|
42
|
37
|
25
|
27
|
27
|
29
|
33
|
29
|
17
|
38
|
38
|
34
|
16
|
11
|
18
|
34
|
|
2025/04
|
15
|
23
|
31
|
39
|
51
|
46
|
52
|
55
|
64
|
32
|
42
|
53
|
98
|
82
|
74
|
57
|
60
|
59
|
49
|
23
|
37
|
41
|
25
|
19
|
8
|
11
|
24
|
32
|
39
|
42
|
|
|
2025/03
|
48
|
45
|
35
|
18
|
9
|
9
|
22
|
30
|
33
|
38
|
49
|
50
|
38
|
18
|
16
|
12
|
39
|
30
|
34
|
38
|
35
|
37
|
45
|
56
|
71
|
74
|
63
|
35
|
10
|
7
|
11
|
|
2025/02
|
35
|
17
|
7
|
32
|
37
|
35
|
26
|
47
|
28
|
41
|
33
|
58
|
33
|
42
|
46
|
51
|
40
|
62
|
31
|
18
|
11
|
15
|
9
|
22
|
52
|
58
|
54
|
42
|
|||
|
2025/01
|
66
|
55
|
47
|
37
|
39
|
50
|
53
|
51
|
46
|
43
|
32
|
37
|
42
|
41
|
52
|
62
|
47
|
39
|
37
|
37
|
47
|
51
|
45
|
35
|
24
|
20
|
18
|
38
|
106
|
40
|
30
|
|
2024/12
|
40
|
40
|
36
|
37
|
42
|
47
|
22
|
38
|
54
|
41
|
31
|
17
|
16
|
46
|
56
|
50
|
45
|
39
|
44
|
43
|
40
|
51
|
43
|
30
|
33
|
41
|
63
|
74
|
51
|
45
|
56
|
|
2024/11
|
12
|
14
|
23
|
26
|
34
|
34
|
25
|
24
|
29
|
36
|
30
|
21
|
18
|
22
|
26
|
15
|
17
|
11
|
11
|
14
|
16
|
23
|
26
|
25
|
19
|
15
|
29
|
24
|
34
|
36
|
|
|
2024/10
|
10
|
10
|
21
|
18
|
18
|
20
|
19
|
13
|
14
|
26
|
31
|
34
|
26
|
31
|
28
|
23
|
22
|
30
|
31
|
14
|
18
|
23
|
18
|
26
|
27
|
22
|
17
|
8
|
21
|
30
|
18
|
|
2024/09
|
32
|
30
|
27
|
23
|
20
|
18
|
16
|
16
|
15
|
24
|
31
|
37
|
21
|
22
|
21
|
27
|
17
|
18
|
18
|
19
|
19
|
10
|
9
|
14
|
20
|
18
|
17
|
17
|
24
|
16
|
|
|
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