Air Quality
Excellent
No health implications.
23
PM2.5
25
PM10
46
O3
0.2
CO
6
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Jan
42
Excellent
Fri
2 Jan
57
Good
Sat
3 Jan
89
Good
Sun
4 Jan
99
Good
Mon
5 Jan
105
Light
Tue
6 Jan
104
Light
Wed
7 Jan
23
Excellent
Air quality in the last 12 months (Xiaoshan)
|
2025/11
|
54
|
73
|
38
|
48
|
45
|
55
|
40
|
37
|
25
|
53
|
34
|
38
|
40
|
76
|
76
|
69
|
57
|
30
|
39
|
55
|
63
|
87
|
81
|
80
|
101
|
91
|
120
|
138
|
93
|
72
|
|
|
2025/10
|
52
|
42
|
43
|
51
|
47
|
48
|
70
|
40
|
38
|
39
|
52
|
95
|
72
|
40
|
51
|
35
|
27
|
28
|
28
|
27
|
30
|
32
|
35
|
40
|
44
|
48
|
48
|
38
|
46
|
43
|
26
|
|
2025/09
|
33
|
25
|
27
|
42
|
51
|
41
|
43
|
48
|
22
|
27
|
41
|
40
|
26
|
22
|
35
|
37
|
33
|
30
|
28
|
30
|
33
|
31
|
33
|
27
|
33
|
43
|
55
|
64
|
61
|
45
|
|
|
2025/08
|
39
|
46
|
35
|
42
|
30
|
16
|
21
|
29
|
27
|
33
|
38
|
40
|
24
|
23
|
24
|
25
|
32
|
28
|
39
|
47
|
46
|
38
|
22
|
32
|
36
|
40
|
44
|
28
|
28
|
26
|
29
|
|
2025/07
|
21
|
24
|
31
|
41
|
32
|
20
|
19
|
18
|
23
|
34
|
23
|
21
|
31
|
42
|
39
|
38
|
35
|
32
|
16
|
19
|
15
|
12
|
26
|
26
|
25
|
20
|
18
|
16
|
23
|
10
|
16
|
|
2025/06
|
32
|
19
|
30
|
45
|
38
|
40
|
60
|
33
|
39
|
29
|
27
|
43
|
28
|
17
|
9
|
24
|
45
|
37
|
28
|
20
|
27
|
35
|
22
|
38
|
68
|
46
|
22
|
20
|
23
|
23
|
|
|
2025/05
|
51
|
53
|
60
|
41
|
44
|
84
|
87
|
56
|
25
|
30
|
27
|
45
|
44
|
48
|
85
|
86
|
37
|
61
|
44
|
24
|
15
|
39
|
20
|
46
|
65
|
55
|
53
|
33
|
33
|
58
|
51
|
|
2025/04
|
54
|
57
|
68
|
67
|
69
|
79
|
73
|
59
|
70
|
62
|
65
|
142
|
85
|
89
|
54
|
54
|
59
|
67
|
71
|
77
|
55
|
34
|
49
|
56
|
43
|
58
|
37
|
55
|
48
|
52
|
|
|
2025/03
|
49
|
52
|
31
|
23
|
43
|
42
|
70
|
72
|
65
|
80
|
75
|
50
|
31
|
43
|
21
|
47
|
35
|
50
|
60
|
63
|
45
|
53
|
55
|
61
|
61
|
70
|
66
|
58
|
55
|
60
|
42
|
|
2025/02
|
31
|
53
|
81
|
60
|
41
|
64
|
62
|
35
|
38
|
56
|
83
|
98
|
110
|
79
|
94
|
54
|
74
|
42
|
61
|
50
|
35
|
61
|
87
|
91
|
104
|
96
|
89
|
51
|
|||
|
2025/01
|
101
|
88
|
75
|
88
|
99
|
86
|
89
|
86
|
50
|
47
|
62
|
70
|
83
|
80
|
60
|
55
|
82
|
91
|
75
|
100
|
151
|
152
|
86
|
50
|
41
|
42
|
45
|
39
|
129
|
76
|
69
|
|
2024/12
|
60
|
58
|
109
|
56
|
53
|
93
|
159
|
40
|
56
|
52
|
28
|
78
|
92
|
94
|
65
|
60
|
63
|
85
|
39
|
56
|
84
|
62
|
67
|
64
|
82
|
138
|
67
|
62
|
72
|
82
|
82
|
|
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