Air Quality
Excellent
No health implications.
3
PM2.5
21
PM10
97
O3
0.4
CO
7
SO2
1
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Sep
54
Good
Wed
16 Sep
58
Good
Thu
17 Sep
55
Good
Fri
18 Sep
66
Good
Sat
19 Sep
64
Good
Sun
20 Sep
29
Excellent
Mon
21 Sep
38
Excellent
Air quality in the last 12 months (Xiuyu)
|
2026/08
|
35
|
49
|
45
|
27
|
28
|
26
|
45
|
33
|
16
|
22
|
43
|
43
|
35
|
27
|
29
|
24
|
28
|
25
|
20
|
17
|
23
|
29
|
20
|
19
|
24
|
26
|
30
|
38
|
25
|
23
|
22
|
|
2026/07
|
27
|
23
|
30
|
45
|
22
|
19
|
18
|
26
|
37
|
27
|
20
|
33
|
21
|
21
|
19
|
23
|
23
|
31
|
31
|
26
|
39
|
49
|
51
|
42
|
25
|
23
|
18
|
21
|
24
|
36
|
47
|
|
2026/06
|
41
|
49
|
46
|
33
|
42
|
48
|
35
|
26
|
31
|
32
|
35
|
37
|
32
|
20
|
19
|
19
|
21
|
20
|
20
|
24
|
42
|
38
|
37
|
37
|
28
|
22
|
26
|
34
|
35
|
26
|
|
|
2026/05
|
39
|
44
|
39
|
31
|
31
|
32
|
37
|
37
|
35
|
31
|
41
|
42
|
29
|
23
|
29
|
32
|
30
|
32
|
34
|
38
|
29
|
39
|
40
|
41
|
34
|
38
|
41
|
32
|
41
|
48
|
43
|
|
2026/04
|
34
|
37
|
30
|
29
|
38
|
42
|
37
|
38
|
47
|
41
|
36
|
32
|
34
|
32
|
36
|
35
|
41
|
32
|
38
|
51
|
42
|
41
|
36
|
26
|
37
|
48
|
54
|
56
|
32
|
27
|
|
|
2026/03
|
46
|
89
|
28
|
29
|
25
|
39
|
44
|
38
|
36
|
41
|
45
|
42
|
47
|
37
|
33
|
33
|
41
|
58
|
30
|
41
|
33
|
40
|
38
|
33
|
41
|
36
|
35
|
33
|
50
|
62
|
52
|
|
2026/02
|
18
|
35
|
53
|
43
|
54
|
53
|
19
|
37
|
34
|
41
|
42
|
52
|
55
|
69
|
48
|
51
|
30
|
39
|
45
|
88
|
88
|
88
|
83
|
90
|
29
|
45
|
67
|
18
|
|||
|
2026/01
|
25
|
25
|
40
|
34
|
53
|
28
|
43
|
46
|
56
|
57
|
57
|
59
|
56
|
49
|
52
|
52
|
54
|
33
|
37
|
28
|
31
|
45
|
38
|
33
|
29
|
35
|
26
|
31
|
41
|
29
|
17
|
|
2025/12
|
44
|
45
|
51
|
37
|
32
|
30
|
33
|
41
|
47
|
34
|
42
|
51
|
44
|
38
|
42
|
36
|
46
|
63
|
55
|
49
|
73
|
27
|
34
|
56
|
22
|
35
|
27
|
26
|
29
|
40
|
40
|
|
2025/11
|
26
|
46
|
44
|
14
|
17
|
22
|
34
|
30
|
27
|
41
|
23
|
8
|
12
|
31
|
42
|
32
|
32
|
23
|
26
|
33
|
40
|
41
|
41
|
37
|
48
|
74
|
53
|
91
|
70
|
53
|
|
|
2025/10
|
33
|
22
|
25
|
24
|
34
|
38
|
23
|
29
|
28
|
28
|
27
|
30
|
37
|
35
|
21
|
29
|
32
|
27
|
25
|
20
|
14
|
21
|
25
|
26
|
31
|
40
|
37
|
24
|
27
|
30
|
28
|
|
2025/09
|
34
|
37
|
35
|
46
|
34
|
19
|
16
|
16
|
19
|
30
|
27
|
31
|
31
|
32
|
32
|
22
|
20
|
21
|
18
|
22
|
23
|
24
|
25
|
25
|
20
|
16
|
20
|
21
|
30
|
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