Air Quality
Excellent
No health implications.
13
PM2.5
17
PM10
42
O3
0.8
CO
4
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Mar
51
Good
Fri
20 Mar
51
Good
Sat
21 Mar
47
Excellent
Sun
22 Mar
45
Excellent
Mon
23 Mar
51
Good
Tue
24 Mar
46
Excellent
Wed
25 Mar
28
Excellent
Youxi Air quality rank
Air quality in the last 12 months (Youxi)
|
2026/02
|
15
|
26
|
37
|
46
|
41
|
39
|
13
|
23
|
26
|
32
|
32
|
37
|
40
|
39
|
37
|
42
|
28
|
23
|
29
|
30
|
45
|
44
|
38
|
47
|
27
|
13
|
15
|
9
|
|||
|
2026/01
|
25
|
16
|
22
|
28
|
29
|
27
|
43
|
38
|
39
|
38
|
41
|
50
|
41
|
40
|
44
|
50
|
53
|
51
|
46
|
25
|
14
|
41
|
45
|
44
|
26
|
33
|
49
|
25
|
30
|
24
|
24
|
|
2025/12
|
38
|
35
|
48
|
43
|
34
|
38
|
38
|
39
|
47
|
32
|
40
|
46
|
36
|
22
|
32
|
38
|
37
|
52
|
51
|
47
|
51
|
22
|
27
|
37
|
13
|
28
|
26
|
31
|
34
|
36
|
41
|
|
2025/11
|
21
|
31
|
41
|
11
|
13
|
19
|
26
|
27
|
18
|
16
|
24
|
8
|
12
|
21
|
33
|
37
|
32
|
22
|
19
|
25
|
31
|
34
|
41
|
36
|
37
|
56
|
49
|
54
|
52
|
46
|
|
|
2025/10
|
32
|
23
|
26
|
30
|
28
|
26
|
24
|
27
|
29
|
21
|
21
|
29
|
34
|
18
|
20
|
21
|
29
|
27
|
17
|
12
|
8
|
12
|
20
|
22
|
29
|
28
|
43
|
27
|
19
|
23
|
24
|
|
2025/09
|
23
|
23
|
28
|
30
|
27
|
20
|
18
|
17
|
17
|
20
|
16
|
26
|
27
|
24
|
30
|
23
|
16
|
14
|
14
|
11
|
13
|
14
|
12
|
12
|
17
|
16
|
17
|
18
|
24
|
28
|
|
|
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
|
|
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