Air Quality
Excellent
No health implications.
16
PM2.5
41
PM10
80
O3
0.4
CO
6
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 May
57
Good
Sat
10 May
79
Good
Sun
11 May
81
Good
Mon
12 May
82
Good
Tue
13 May
79
Good
Wed
14 May
76
Good
Thu
15 May
16
Excellent
Air quality in the last 12 months (Xiapu)
|
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
|
|
|
2024/08
|
33
|
40
|
45
|
37
|
28
|
20
|
31
|
39
|
41
|
48
|
48
|
45
|
41
|
31
|
27
|
22
|
19
|
20
|
18
|
18
|
16
|
23
|
33
|
38
|
32
|
28
|
43
|
29
|
29
|
31
|
33
|
|
2024/07
|
26
|
24
|
29
|
30
|
34
|
30
|
28
|
28
|
28
|
31
|
37
|
40
|
38
|
36
|
20
|
17
|
24
|
31
|
29
|
24
|
25
|
16
|
16
|
12
|
14
|
14
|
14
|
19
|
14
|
14
|
26
|
|
2024/06
|
7
|
9
|
17
|
28
|
30
|
14
|
18
|
27
|
23
|
19
|
24
|
29
|
24
|
23
|
19
|
20
|
22
|
13
|
31
|
35
|
37
|
44
|
41
|
24
|
19
|
23
|
37
|
25
|
23
|
20
|
|
|
2024/05
|
15
|
25
|
29
|
36
|
52
|
39
|
44
|
47
|
30
|
25
|
37
|
41
|
31
|
28
|
37
|
35
|
27
|
31
|
30
|
24
|
17
|
20
|
31
|
28
|
15
|
26
|
25
|
18
|
25
|
23
|
34
|
|
2024/04
|
42
|
57
|
40
|
21
|
25
|
41
|
25
|
35
|
30
|
48
|
51
|
53
|
36
|
26
|
46
|
50
|
41
|
33
|
66
|
73
|
43
|
31
|
25
|
37
|
50
|
72
|
61
|
22
|
42
|
21
|
|
|
2024/03
|
16
|
39
|
46
|
52
|
68
|
19
|
52
|
65
|
66
|
50
|
34
|
45
|
90
|
73
|
49
|
38
|
43
|
41
|
35
|
56
|
55
|
59
|
61
|
68
|
48
|
35
|
41
|
60
|
42
|
62
|
74
|
|
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