Air Quality
Excellent
No health implications.
9
PM2.5
15
PM10
56
O3
0.4
CO
4
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Oct
38
Excellent
Thu
23 Oct
40
Excellent
Fri
24 Oct
52
Good
Sat
25 Oct
49
Excellent
Sun
26 Oct
50
Excellent
Mon
27 Oct
47
Excellent
Tue
28 Oct
18
Excellent
Air quality in the last 12 months (Xiapu)
|
2025/08
|
33
|
27
|
25
|
21
|
18
|
28
|
36
|
42
|
43
|
39
|
36
|
29
|
19
|
19
|
15
|
15
|
14
|
15
|
19
|
29
|
22
|
20
|
24
|
20
|
17
|
13
|
12
|
12
|
12
|
11
|
14
|
|
2025/07
|
14
|
17
|
22
|
21
|
16
|
13
|
11
|
20
|
13
|
16
|
16
|
17
|
24
|
24
|
30
|
38
|
34
|
22
|
17
|
18
|
9
|
12
|
18
|
18
|
17
|
12
|
14
|
21
|
17
|
23
|
35
|
|
2025/06
|
39
|
48
|
18
|
30
|
28
|
28
|
31
|
30
|
23
|
17
|
14
|
15
|
13
|
23
|
21
|
19
|
24
|
24
|
28
|
21
|
27
|
26
|
33
|
30
|
31
|
28
|
27
|
21
|
17
|
14
|
|
|
2025/05
|
38
|
44
|
54
|
36
|
38
|
39
|
54
|
44
|
46
|
28
|
31
|
33
|
30
|
26
|
28
|
39
|
40
|
19
|
23
|
33
|
29
|
31
|
47
|
19
|
52
|
52
|
36
|
20
|
13
|
30
|
38
|
|
2025/04
|
23
|
39
|
39
|
42
|
41
|
50
|
52
|
53
|
55
|
38
|
40
|
41
|
108
|
81
|
68
|
58
|
71
|
66
|
52
|
29
|
58
|
54
|
36
|
29
|
17
|
32
|
35
|
42
|
41
|
35
|
|
|
2025/03
|
61
|
57
|
48
|
26
|
17
|
17
|
36
|
43
|
44
|
36
|
53
|
51
|
30
|
25
|
19
|
21
|
45
|
42
|
42
|
45
|
41
|
40
|
53
|
68
|
82
|
81
|
67
|
42
|
33
|
18
|
19
|
|
2025/02
|
32
|
16
|
25
|
63
|
53
|
46
|
37
|
48
|
34
|
40
|
43
|
55
|
92
|
74
|
56
|
66
|
71
|
37
|
40
|
22
|
16
|
35
|
20
|
74
|
87
|
57
|
63
|
45
|
|||
|
2025/01
|
77
|
44
|
44
|
42
|
36
|
52
|
67
|
61
|
57
|
43
|
38
|
43
|
45
|
49
|
74
|
50
|
53
|
47
|
41
|
52
|
89
|
83
|
55
|
28
|
35
|
38
|
22
|
38
|
72
|
45
|
41
|
|
2024/12
|
38
|
41
|
38
|
48
|
45
|
33
|
25
|
71
|
40
|
39
|
26
|
22
|
22
|
75
|
74
|
55
|
44
|
60
|
49
|
27
|
42
|
64
|
43
|
33
|
35
|
63
|
107
|
79
|
53
|
46
|
57
|
|
2024/11
|
10
|
11
|
35
|
44
|
52
|
36
|
29
|
33
|
31
|
30
|
22
|
27
|
31
|
26
|
17
|
13
|
20
|
17
|
15
|
19
|
29
|
30
|
34
|
35
|
29
|
18
|
34
|
30
|
36
|
38
|
|
|
2024/10
|
15
|
11
|
21
|
17
|
19
|
15
|
14
|
11
|
30
|
46
|
46
|
42
|
33
|
37
|
29
|
24
|
34
|
37
|
29
|
17
|
29
|
31
|
34
|
35
|
25
|
16
|
19
|
12
|
39
|
46
|
18
|
|
2024/09
|
31
|
31
|
22
|
20
|
20
|
14
|
17
|
12
|
19
|
36
|
42
|
33
|
15
|
19
|
24
|
19
|
19
|
23
|
17
|
21
|
22
|
13
|
10
|
15
|
14
|
16
|
22
|
28
|
34
|
20
|
|
|
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