Air Quality
Excellent
No health implications.
9
PM2.5
11
PM10
63
O3
0.6
CO
4
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 May
47
Excellent
Fri
15 May
50
Excellent
Sat
16 May
57
Good
Sun
17 May
61
Good
Mon
18 May
56
Good
Tue
19 May
57
Good
Wed
20 May
41
Excellent
Air quality in the last 12 months (Xianyou)
|
2026/04
|
29
|
30
|
24
|
22
|
32
|
41
|
23
|
26
|
36
|
42
|
38
|
31
|
34
|
39
|
41
|
29
|
40
|
34
|
33
|
47
|
34
|
35
|
32
|
20
|
31
|
40
|
53
|
55
|
30
|
21
|
|
|
2026/03
|
20
|
59
|
20
|
24
|
21
|
32
|
41
|
35
|
34
|
35
|
42
|
39
|
40
|
35
|
34
|
31
|
38
|
49
|
32
|
40
|
29
|
35
|
45
|
30
|
43
|
35
|
35
|
28
|
40
|
56
|
43
|
|
2026/02
|
18
|
36
|
42
|
41
|
51
|
54
|
18
|
32
|
30
|
32
|
37
|
47
|
42
|
47
|
42
|
61
|
29
|
32
|
39
|
52
|
65
|
59
|
51
|
69
|
31
|
31
|
36
|
12
|
|||
|
2026/01
|
26
|
21
|
29
|
32
|
39
|
22
|
38
|
39
|
47
|
48
|
51
|
55
|
49
|
43
|
48
|
50
|
49
|
42
|
38
|
24
|
23
|
40
|
24
|
25
|
23
|
37
|
37
|
25
|
35
|
26
|
22
|
|
2025/12
|
38
|
33
|
46
|
37
|
29
|
29
|
29
|
38
|
42
|
31
|
40
|
47
|
33
|
29
|
34
|
36
|
38
|
56
|
48
|
42
|
60
|
24
|
30
|
41
|
20
|
31
|
22
|
21
|
29
|
33
|
35
|
|
2025/11
|
17
|
32
|
38
|
9
|
11
|
18
|
25
|
25
|
26
|
27
|
16
|
7
|
9
|
24
|
39
|
30
|
29
|
23
|
22
|
29
|
29
|
34
|
36
|
38
|
38
|
71
|
49
|
77
|
64
|
50
|
|
|
2025/10
|
33
|
19
|
26
|
27
|
37
|
39
|
28
|
26
|
28
|
26
|
25
|
30
|
39
|
32
|
21
|
23
|
29
|
22
|
17
|
13
|
10
|
10
|
19
|
18
|
21
|
30
|
36
|
18
|
20
|
27
|
22
|
|
2025/09
|
30
|
32
|
43
|
41
|
31
|
16
|
17
|
17
|
19
|
26
|
23
|
34
|
35
|
32
|
30
|
22
|
16
|
16
|
18
|
13
|
16
|
16
|
17
|
16
|
18
|
13
|
17
|
18
|
32
|
32
|
|
|
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
|
|
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