Air Quality
Excellent
No health implications.
11
PM2.5
33
PM10
127
O3
0.5
CO
7
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Oct
53
Good
Mon
2 Oct
54
Good
Tue
3 Oct
55
Good
Wed
4 Oct
52
Good
Thu
5 Oct
53
Good
Fri
6 Oct
53
Good
Sat
7 Oct
52
Good
Air quality in the last 12 months (Daishan)
|
2023/08
|
18
|
23
|
33
|
27
|
24
|
24
|
22
|
24
|
31
|
36
|
53
|
34
|
28
|
39
|
20
|
31
|
33
|
31
|
27
|
19
|
28
|
31
|
26
|
30
|
27
|
24
|
15
|
13
|
17
|
25
|
29
|
|
2023/07
|
31
|
29
|
34
|
41
|
39
|
43
|
44
|
49
|
52
|
33
|
26
|
27
|
27
|
24
|
16
|
16
|
16
|
28
|
22
|
19
|
23
|
25
|
22
|
22
|
12
|
18
|
13
|
17
|
19
|
17
|
18
|
|
2023/06
|
13
|
40
|
44
|
37
|
40
|
31
|
25
|
27
|
34
|
29
|
28
|
15
|
17
|
25
|
46
|
42
|
28
|
25
|
27
|
31
|
48
|
59
|
36
|
22
|
18
|
25
|
27
|
22
|
30
|
26
|
|
|
2023/05
|
54
|
44
|
29
|
27
|
38
|
28
|
28
|
35
|
41
|
36
|
40
|
66
|
70
|
74
|
62
|
31
|
26
|
29
|
28
|
25
|
23
|
61
|
79
|
53
|
48
|
37
|
33
|
23
|
14
|
20
|
24
|
|
2023/04
|
49
|
47
|
39
|
29
|
42
|
48
|
66
|
40
|
38
|
32
|
44
|
155
|
143
|
59
|
56
|
59
|
43
|
37
|
28
|
38
|
52
|
80
|
75
|
32
|
37
|
62
|
53
|
39
|
59
|
66
|
|
|
2023/03
|
61
|
52
|
29
|
44
|
36
|
44
|
52
|
46
|
58
|
54
|
39
|
46
|
44
|
37
|
35
|
61
|
32
|
27
|
42
|
34
|
33
|
40
|
48
|
93
|
52
|
49
|
58
|
53
|
56
|
45
|
31
|
|
2023/02
|
44
|
38
|
46
|
34
|
45
|
26
|
31
|
48
|
32
|
26
|
23
|
24
|
37
|
30
|
36
|
37
|
32
|
36
|
94
|
44
|
33
|
28
|
26
|
50
|
48
|
28
|
29
|
30
|
|||
|
2023/01
|
78
|
57
|
24
|
40
|
38
|
76
|
107
|
68
|
66
|
35
|
34
|
26
|
23
|
17
|
26
|
43
|
59
|
65
|
72
|
81
|
60
|
38
|
26
|
45
|
28
|
34
|
56
|
56
|
53
|
67
|
44
|
|
2022/12
|
19
|
29
|
29
|
25
|
21
|
25
|
30
|
36
|
44
|
50
|
39
|
40
|
74
|
66
|
43
|
28
|
46
|
46
|
50
|
36
|
58
|
77
|
34
|
52
|
39
|
46
|
73
|
76
|
42
|
38
|
74
|
|
2022/11
|
32
|
40
|
33
|
30
|
28
|
28
|
24
|
26
|
33
|
38
|
22
|
17
|
23
|
31
|
48
|
46
|
26
|
23
|
25
|
47
|
41
|
32
|
27
|
29
|
28
|
43
|
27
|
28
|
25
|
18
|
|
|
2022/10
|
19
|
18
|
20
|
24
|
25
|
24
|
25
|
28
|
31
|
36
|
28
|
30
|
30
|
30
|
33
|
32
|
37
|
26
|
28
|
29
|
31
|
28
|
31
|
29
|
27
|
26
|
23
|
32
|
32
|
30
|
27
|
|
2022/09
|
33
|
26
|
14
|
18
|
21
|
42
|
38
|
34
|
39
|
31
|
27
|
21
|
20
|
16
|
21
|
32
|
44
|
28
|
47
|
35
|
31
|
29
|
36
|
29
|
29
|
33
|
34
|
30
|
27
|
21
|
|
|
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