Air Quality
Excellent
No health implications.
24
PM2.5
48
PM10
44
O3
0.6
CO
7
SO2
37
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 May
82
Good
Sun
11 May
92
Good
Mon
12 May
109
Light
Tue
13 May
110
Light
Wed
14 May
116
Light
Thu
15 May
15
Excellent
Fri
16 May
15
Excellent
Air quality in the last 12 months (Jiashan)
|
2025/02
|
28
|
58
|
73
|
64
|
44
|
47
|
57
|
36
|
42
|
53
|
31
|
78
|
53
|
38
|
74
|
78
|
74
|
41
|
50
|
38
|
32
|
63
|
79
|
80
|
111
|
106
|
109
|
49
|
|||
|
2025/01
|
73
|
50
|
61
|
49
|
80
|
94
|
75
|
70
|
39
|
45
|
68
|
71
|
93
|
101
|
53
|
56
|
73
|
83
|
101
|
147
|
146
|
64
|
38
|
40
|
28
|
47
|
52
|
43
|
83
|
61
|
41
|
|
2024/12
|
61
|
70
|
86
|
44
|
50
|
112
|
160
|
37
|
47
|
37
|
45
|
64
|
66
|
83
|
57
|
63
|
76
|
87
|
38
|
51
|
84
|
56
|
49
|
50
|
78
|
147
|
55
|
62
|
66
|
74
|
86
|
|
2024/11
|
22
|
52
|
74
|
76
|
36
|
29
|
30
|
30
|
35
|
39
|
47
|
39
|
46
|
36
|
41
|
42
|
24
|
28
|
28
|
30
|
52
|
83
|
25
|
27
|
27
|
29
|
51
|
65
|
51
|
59
|
|
|
2024/10
|
21
|
29
|
23
|
22
|
18
|
13
|
11
|
37
|
36
|
63
|
64
|
57
|
22
|
41
|
53
|
36
|
27
|
35
|
24
|
39
|
29
|
40
|
40
|
29
|
33
|
16
|
15
|
54
|
26
|
31
|
25
|
|
2024/09
|
32
|
38
|
30
|
22
|
24
|
37
|
47
|
32
|
19
|
34
|
17
|
25
|
16
|
22
|
24
|
15
|
16
|
22
|
21
|
17
|
21
|
32
|
29
|
32
|
56
|
24
|
24
|
37
|
35
|
32
|
|
|
2024/08
|
28
|
35
|
40
|
34
|
39
|
33
|
40
|
43
|
39
|
45
|
46
|
39
|
31
|
24
|
25
|
34
|
25
|
20
|
17
|
21
|
18
|
30
|
33
|
32
|
31
|
28
|
40
|
33
|
18
|
23
|
27
|
|
2024/07
|
36
|
19
|
27
|
30
|
36
|
37
|
38
|
36
|
33
|
38
|
27
|
26
|
37
|
42
|
45
|
21
|
31
|
36
|
33
|
32
|
36
|
28
|
20
|
21
|
27
|
25
|
23
|
21
|
19
|
20
|
26
|
|
2024/06
|
33
|
18
|
36
|
56
|
39
|
18
|
20
|
35
|
24
|
24
|
19
|
39
|
49
|
35
|
31
|
27
|
19
|
18
|
21
|
16
|
36
|
32
|
22
|
27
|
23
|
21
|
12
|
19
|
30
|
27
|
|
|
2024/05
|
38
|
34
|
32
|
31
|
30
|
39
|
69
|
46
|
24
|
36
|
54
|
56
|
68
|
48
|
53
|
42
|
48
|
41
|
36
|
33
|
30
|
42
|
27
|
28
|
20
|
32
|
28
|
21
|
26
|
42
|
48
|
|
2024/04
|
68
|
28
|
23
|
49
|
48
|
35
|
40
|
26
|
55
|
54
|
47
|
40
|
25
|
20
|
58
|
56
|
25
|
64
|
95
|
52
|
45
|
28
|
32
|
40
|
35
|
37
|
33
|
26
|
39
|
32
|
|
|
2024/03
|
40
|
59
|
66
|
43
|
32
|
56
|
60
|
91
|
76
|
56
|
60
|
85
|
45
|
58
|
52
|
44
|
71
|
72
|
68
|
108
|
72
|
62
|
69
|
90
|
51
|
32
|
37
|
43
|
42
|
58
|
84
|
|
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