Air Quality
Excellent
No health implications.
11
PM2.5
22
PM10
34
O3
0.5
CO
4
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Sep
39
Excellent
Sat
20 Sep
31
Excellent
Sun
21 Sep
40
Excellent
Mon
22 Sep
40
Excellent
Tue
23 Sep
39
Excellent
Wed
24 Sep
33
Excellent
Thu
25 Sep
19
Excellent
Xianyou Air quality rank
Air quality in the last 12 months (Xianyou)
|
2025/08
|
32
|
28
|
24
|
18
|
17
|
27
|
37
|
45
|
33
|
26
|
20
|
26
|
24
|
21
|
13
|
14
|
17
|
21
|
23
|
22
|
22
|
32
|
40
|
34
|
20
|
14
|
14
|
16
|
14
|
14
|
21
|
|
2025/07
|
22
|
17
|
24
|
23
|
16
|
19
|
22
|
41
|
39
|
15
|
11
|
19
|
35
|
22
|
36
|
41
|
42
|
23
|
18
|
17
|
12
|
11
|
14
|
16
|
19
|
26
|
29
|
23
|
21
|
39
|
39
|
|
2025/06
|
42
|
43
|
14
|
20
|
31
|
34
|
36
|
38
|
27
|
29
|
24
|
15
|
16
|
18
|
24
|
27
|
26
|
30
|
21
|
21
|
20
|
28
|
37
|
30
|
27
|
24
|
24
|
23
|
30
|
21
|
|
|
2025/05
|
60
|
48
|
54
|
49
|
42
|
42
|
51
|
42
|
31
|
28
|
26
|
30
|
32
|
42
|
38
|
33
|
25
|
26
|
32
|
35
|
34
|
43
|
44
|
20
|
46
|
33
|
28
|
16
|
11
|
24
|
37
|
|
2025/04
|
15
|
28
|
39
|
44
|
42
|
42
|
50
|
52
|
71
|
50
|
45
|
37
|
108
|
87
|
77
|
63
|
60
|
60
|
50
|
28
|
40
|
49
|
37
|
26
|
9
|
10
|
25
|
43
|
39
|
37
|
|
|
2025/03
|
74
|
40
|
32
|
33
|
11
|
10
|
25
|
38
|
32
|
35
|
51
|
62
|
40
|
28
|
34
|
14
|
45
|
35
|
41
|
43
|
38
|
42
|
56
|
69
|
75
|
59
|
46
|
50
|
14
|
6
|
7
|
|
2025/02
|
41
|
15
|
11
|
49
|
47
|
30
|
17
|
50
|
30
|
32
|
33
|
108
|
56
|
48
|
38
|
61
|
65
|
47
|
31
|
13
|
11
|
19
|
10
|
42
|
53
|
62
|
72
|
70
|
|||
|
2025/01
|
56
|
51
|
40
|
38
|
38
|
47
|
59
|
48
|
50
|
46
|
32
|
40
|
42
|
42
|
75
|
59
|
49
|
36
|
40
|
41
|
57
|
45
|
39
|
22
|
26
|
30
|
18
|
41
|
72
|
33
|
30
|
|
2024/12
|
40
|
40
|
26
|
36
|
34
|
34
|
22
|
48
|
33
|
28
|
28
|
15
|
19
|
45
|
69
|
50
|
40
|
37
|
41
|
24
|
37
|
56
|
30
|
21
|
26
|
47
|
61
|
75
|
43
|
43
|
53
|
|
2024/11
|
12
|
13
|
27
|
29
|
37
|
37
|
24
|
22
|
24
|
31
|
21
|
17
|
17
|
16
|
17
|
15
|
16
|
17
|
12
|
9
|
11
|
23
|
29
|
24
|
14
|
15
|
30
|
26
|
33
|
38
|
|
|
2024/10
|
10
|
8
|
13
|
11
|
11
|
16
|
16
|
9
|
24
|
36
|
37
|
31
|
24
|
32
|
26
|
21
|
29
|
35
|
30
|
13
|
21
|
24
|
30
|
28
|
18
|
17
|
19
|
13
|
29
|
33
|
16
|
|
2024/09
|
38
|
36
|
27
|
19
|
18
|
14
|
17
|
20
|
17
|
36
|
47
|
39
|
17
|
17
|
18
|
23
|
17
|
22
|
20
|
19
|
19
|
8
|
7
|
17
|
21
|
16
|
16
|
18
|
21
|
13
|
|
|
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