Air Quality
Excellent
No health implications.
11
PM2.5
13
PM10
34
O3
0.7
CO
6
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Apr
55
Good
Wed
23 Apr
91
Good
Thu
24 Apr
93
Good
Fri
25 Apr
75
Good
Sat
26 Apr
85
Good
Sun
27 Apr
65
Good
Mon
28 Apr
45
Excellent
Air quality in the last 12 months (Xiaoshan)
|
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
|
|
2024/11
|
9
|
32
|
65
|
81
|
36
|
38
|
36
|
46
|
46
|
47
|
54
|
60
|
54
|
47
|
51
|
42
|
23
|
25
|
37
|
50
|
57
|
92
|
44
|
41
|
39
|
32
|
46
|
54
|
52
|
56
|
|
|
2024/10
|
19
|
22
|
26
|
28
|
30
|
15
|
15
|
37
|
47
|
57
|
74
|
69
|
37
|
59
|
56
|
48
|
47
|
41
|
20
|
36
|
57
|
35
|
55
|
38
|
42
|
18
|
16
|
56
|
55
|
46
|
35
|
|
2024/09
|
57
|
59
|
45
|
39
|
36
|
47
|
57
|
43
|
33
|
44
|
16
|
36
|
23
|
31
|
24
|
18
|
20
|
24
|
21
|
21
|
21
|
27
|
32
|
43
|
59
|
53
|
27
|
40
|
37
|
35
|
|
|
2024/08
|
24
|
43
|
57
|
43
|
43
|
39
|
48
|
47
|
43
|
45
|
35
|
30
|
27
|
32
|
34
|
47
|
37
|
43
|
23
|
24
|
16
|
30
|
44
|
50
|
47
|
54
|
56
|
29
|
25
|
37
|
49
|
|
2024/07
|
34
|
25
|
31
|
27
|
33
|
33
|
28
|
30
|
29
|
32
|
49
|
42
|
34
|
39
|
44
|
31
|
32
|
30
|
31
|
31
|
37
|
28
|
27
|
25
|
26
|
22
|
12
|
17
|
15
|
15
|
23
|
|
2024/06
|
22
|
30
|
38
|
54
|
48
|
24
|
34
|
39
|
60
|
26
|
29
|
24
|
52
|
59
|
55
|
59
|
18
|
23
|
17
|
13
|
34
|
31
|
19
|
19
|
23
|
21
|
13
|
20
|
24
|
46
|
|
|
2024/05
|
33
|
37
|
43
|
36
|
33
|
26
|
58
|
56
|
36
|
60
|
54
|
52
|
64
|
60
|
61
|
27
|
54
|
52
|
51
|
55
|
37
|
46
|
65
|
50
|
47
|
20
|
19
|
20
|
33
|
53
|
27
|
|
2024/04
|
62
|
21
|
19
|
32
|
51
|
48
|
39
|
24
|
43
|
66
|
64
|
77
|
47
|
22
|
55
|
91
|
22
|
41
|
55
|
44
|
37
|
25
|
37
|
44
|
49
|
54
|
48
|
46
|
29
|
26
|
|
|
2024/03
|
42
|
61
|
64
|
57
|
38
|
45
|
82
|
69
|
89
|
94
|
60
|
78
|
63
|
78
|
65
|
49
|
63
|
67
|
57
|
82
|
80
|
58
|
69
|
75
|
53
|
26
|
50
|
32
|
36
|
50
|
86
|
|
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