Air Quality
Excellent
No health implications.
10
PM2.5
18
PM10
60
O3
0.2
CO
6
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Apr
63
Good
Thu
1 May
88
Good
Fri
2 May
86
Good
Sat
3 May
82
Good
Sun
4 May
55
Good
Mon
5 May
57
Good
Tue
6 May
17
Excellent
Air quality in the last 12 months (Xiushan)
|
2025/02
|
33
|
23
|
39
|
41
|
53
|
55
|
45
|
70
|
48
|
45
|
45
|
66
|
57
|
36
|
39
|
42
|
33
|
30
|
32
|
39
|
80
|
37
|
47
|
81
|
51
|
37
|
40
|
44
|
|||
|
2025/01
|
93
|
105
|
103
|
116
|
90
|
67
|
54
|
53
|
44
|
56
|
64
|
61
|
66
|
66
|
68
|
66
|
74
|
87
|
76
|
84
|
98
|
135
|
147
|
89
|
22
|
28
|
41
|
69
|
138
|
80
|
51
|
|
2024/12
|
43
|
51
|
69
|
58
|
27
|
33
|
35
|
33
|
39
|
25
|
29
|
49
|
59
|
56
|
47
|
45
|
57
|
64
|
71
|
79
|
90
|
67
|
61
|
60
|
64
|
73
|
69
|
80
|
88
|
103
|
82
|
|
2024/11
|
45
|
45
|
49
|
46
|
48
|
45
|
41
|
38
|
37
|
30
|
29
|
46
|
52
|
48
|
66
|
54
|
14
|
12
|
11
|
13
|
16
|
17
|
35
|
23
|
15
|
15
|
20
|
24
|
27
|
35
|
|
|
2024/10
|
14
|
23
|
32
|
33
|
37
|
43
|
39
|
26
|
33
|
40
|
56
|
63
|
42
|
29
|
30
|
26
|
23
|
25
|
20
|
15
|
22
|
23
|
24
|
29
|
23
|
27
|
35
|
33
|
28
|
29
|
36
|
|
2024/09
|
24
|
27
|
33
|
32
|
41
|
36
|
37
|
32
|
22
|
24
|
24
|
27
|
22
|
18
|
30
|
32
|
25
|
20
|
24
|
26
|
27
|
19
|
24
|
27
|
31
|
35
|
37
|
41
|
52
|
38
|
|
|
2024/08
|
12
|
13
|
16
|
14
|
14
|
15
|
18
|
21
|
23
|
22
|
32
|
42
|
28
|
24
|
30
|
28
|
20
|
17
|
18
|
19
|
19
|
22
|
18
|
17
|
14
|
16
|
20
|
18
|
19
|
19
|
20
|
|
2024/07
|
16
|
17
|
16
|
14
|
18
|
15
|
14
|
17
|
18
|
19
|
17
|
22
|
25
|
19
|
17
|
18
|
17
|
16
|
13
|
15
|
17
|
17
|
15
|
13
|
15
|
22
|
20
|
19
|
13
|
14
|
13
|
|
2024/06
|
21
|
22
|
20
|
16
|
14
|
13
|
20
|
17
|
13
|
12
|
15
|
16
|
18
|
16
|
23
|
23
|
15
|
12
|
14
|
13
|
25
|
22
|
17
|
18
|
19
|
13
|
12
|
13
|
13
|
15
|
|
|
2024/05
|
16
|
17
|
11
|
11
|
18
|
23
|
26
|
33
|
34
|
34
|
22
|
23
|
22
|
28
|
31
|
46
|
46
|
29
|
12
|
15
|
21
|
28
|
25
|
25
|
24
|
27
|
14
|
27
|
18
|
12
|
18
|
|
2024/04
|
27
|
24
|
19
|
29
|
24
|
19
|
19
|
21
|
21
|
27
|
30
|
28
|
20
|
27
|
36
|
28
|
14
|
22
|
16
|
24
|
39
|
35
|
25
|
26
|
19
|
20
|
20
|
18
|
17
|
14
|
|
|
2024/03
|
69
|
57
|
50
|
40
|
31
|
39
|
60
|
47
|
54
|
53
|
48
|
42
|
47
|
36
|
39
|
27
|
24
|
20
|
30
|
48
|
45
|
51
|
40
|
32
|
21
|
16
|
22
|
26
|
26
|
29
|
25
|
|
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