Air Quality
Excellent
No health implications.
23
PM2.5
35
PM10
39
O3
0.6
CO
5
SO2
21
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Mar
51
Good
Wed
19 Mar
48
Excellent
Thu
20 Mar
53
Good
Fri
21 Mar
51
Good
Sat
22 Mar
48
Excellent
Sun
23 Mar
52
Good
Mon
24 Mar
46
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