Air Quality
Excellent
No health implications.
13
PM2.5
18
PM10
43
O3
0.4
CO
5
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 May
58
Good
Tue
12 May
59
Good
Wed
13 May
57
Good
Thu
14 May
54
Good
Fri
15 May
57
Good
Sat
16 May
19
Excellent
Sun
17 May
19
Excellent
Air quality in the last 12 months (Xiuning)
|
2026/04
|
31
|
41
|
23
|
39
|
68
|
50
|
50
|
33
|
31
|
27
|
32
|
20
|
23
|
16
|
23
|
40
|
30
|
43
|
40
|
48
|
28
|
14
|
15
|
20
|
21
|
31
|
46
|
33
|
27
|
27
|
|
|
2026/03
|
16
|
12
|
30
|
62
|
50
|
49
|
55
|
51
|
49
|
46
|
43
|
42
|
45
|
42
|
72
|
81
|
42
|
20
|
18
|
35
|
30
|
31
|
31
|
28
|
27
|
37
|
25
|
27
|
50
|
29
|
25
|
|
2026/02
|
21
|
36
|
49
|
51
|
54
|
28
|
19
|
46
|
34
|
28
|
44
|
54
|
51
|
40
|
33
|
20
|
54
|
40
|
35
|
32
|
30
|
59
|
80
|
35
|
11
|
13
|
10
|
15
|
|||
|
2026/01
|
25
|
35
|
46
|
51
|
58
|
54
|
47
|
40
|
45
|
50
|
52
|
51
|
58
|
40
|
48
|
53
|
83
|
82
|
46
|
19
|
48
|
54
|
47
|
42
|
52
|
50
|
22
|
48
|
54
|
33
|
13
|
|
2025/12
|
52
|
79
|
61
|
55
|
53
|
53
|
53
|
65
|
62
|
63
|
62
|
70
|
35
|
42
|
42
|
43
|
62
|
94
|
67
|
86
|
43
|
42
|
50
|
16
|
56
|
60
|
46
|
38
|
42
|
56
|
56
|
|
2025/11
|
36
|
43
|
54
|
47
|
24
|
21
|
21
|
18
|
12
|
40
|
37
|
27
|
38
|
38
|
50
|
61
|
38
|
31
|
36
|
39
|
40
|
43
|
45
|
56
|
78
|
64
|
91
|
82
|
57
|
47
|
|
|
2025/10
|
28
|
34
|
36
|
34
|
33
|
32
|
38
|
44
|
40
|
32
|
37
|
45
|
43
|
26
|
32
|
24
|
28
|
16
|
13
|
20
|
20
|
29
|
29
|
31
|
36
|
45
|
34
|
44
|
45
|
31
|
23
|
|
2025/09
|
17
|
21
|
23
|
30
|
34
|
26
|
28
|
31
|
16
|
20
|
21
|
23
|
23
|
23
|
25
|
33
|
31
|
25
|
24
|
17
|
17
|
25
|
27
|
18
|
19
|
26
|
33
|
38
|
38
|
32
|
|
|
2025/08
|
25
|
29
|
26
|
26
|
21
|
14
|
16
|
21
|
25
|
32
|
34
|
23
|
18
|
17
|
16
|
19
|
21
|
25
|
24
|
23
|
21
|
19
|
22
|
31
|
30
|
21
|
24
|
20
|
25
|
27
|
25
|
|
2025/07
|
18
|
18
|
20
|
24
|
27
|
22
|
19
|
16
|
13
|
20
|
18
|
13
|
13
|
22
|
25
|
25
|
27
|
27
|
16
|
9
|
9
|
9
|
10
|
13
|
18
|
15
|
12
|
16
|
15
|
15
|
12
|
|
2025/06
|
10
|
11
|
16
|
27
|
28
|
28
|
28
|
13
|
11
|
15
|
12
|
17
|
17
|
12
|
9
|
25
|
30
|
15
|
18
|
17
|
14
|
8
|
12
|
16
|
22
|
21
|
20
|
14
|
15
|
22
|
|
|
2025/05
|
40
|
44
|
50
|
51
|
19
|
79
|
119
|
40
|
14
|
35
|
32
|
35
|
35
|
38
|
51
|
28
|
18
|
45
|
26
|
19
|
15
|
21
|
12
|
57
|
51
|
44
|
47
|
40
|
18
|
24
|
30
|
|
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