Air Quality
Excellent
No health implications.
7
PM2.5
15
PM10
144
O3
0.6
CO
3
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Jun
79
Good
Mon
2 Jun
46
Excellent
Tue
3 Jun
59
Good
Wed
4 Jun
70
Good
Thu
5 Jun
66
Good
Fri
6 Jun
64
Good
Sat
7 Jun
46
Excellent
Air quality in the last 12 months (Daishan)
|
2025/04
|
37
|
45
|
36
|
21
|
44
|
54
|
49
|
58
|
41
|
47
|
33
|
87
|
107
|
79
|
60
|
57
|
62
|
45
|
24
|
33
|
18
|
39
|
36
|
60
|
44
|
26
|
26
|
24
|
32
|
27
|
|
|
2025/03
|
21
|
28
|
24
|
15
|
10
|
27
|
35
|
45
|
23
|
30
|
25
|
18
|
30
|
40
|
13
|
40
|
39
|
43
|
32
|
40
|
50
|
53
|
50
|
55
|
57
|
47
|
52
|
43
|
58
|
32
|
29
|
|
2025/02
|
17
|
42
|
52
|
56
|
46
|
35
|
48
|
36
|
34
|
37
|
19
|
58
|
33
|
22
|
41
|
84
|
53
|
33
|
40
|
28
|
27
|
34
|
41
|
68
|
49
|
114
|
67
|
17
|
|||
|
2025/01
|
45
|
26
|
43
|
29
|
49
|
87
|
60
|
63
|
37
|
31
|
45
|
64
|
73
|
58
|
45
|
49
|
63
|
56
|
73
|
124
|
107
|
27
|
26
|
29
|
35
|
26
|
51
|
39
|
70
|
42
|
23
|
|
2024/12
|
41
|
49
|
53
|
30
|
29
|
89
|
92
|
18
|
19
|
22
|
22
|
35
|
38
|
67
|
54
|
54
|
60
|
49
|
25
|
41
|
70
|
38
|
22
|
28
|
35
|
91
|
30
|
51
|
48
|
44
|
69
|
|
2024/11
|
9
|
35
|
43
|
35
|
24
|
16
|
18
|
21
|
19
|
11
|
21
|
25
|
33
|
22
|
13
|
12
|
21
|
25
|
22
|
19
|
29
|
50
|
11
|
18
|
22
|
29
|
42
|
62
|
44
|
49
|
|
|
2024/10
|
15
|
21
|
18
|
17
|
11
|
11
|
7
|
22
|
23
|
40
|
41
|
27
|
16
|
23
|
32
|
21
|
25
|
29
|
24
|
30
|
31
|
32
|
24
|
19
|
22
|
10
|
16
|
29
|
14
|
22
|
18
|
|
2024/09
|
19
|
21
|
19
|
18
|
18
|
34
|
40
|
25
|
21
|
21
|
11
|
21
|
16
|
16
|
21
|
13
|
18
|
20
|
21
|
15
|
14
|
20
|
23
|
16
|
29
|
22
|
21
|
28
|
30
|
24
|
|
|
2024/08
|
27
|
37
|
34
|
31
|
20
|
28
|
28
|
22
|
22
|
27
|
33
|
45
|
40
|
20
|
30
|
29
|
24
|
14
|
14
|
19
|
22
|
29
|
25
|
26
|
18
|
16
|
27
|
18
|
19
|
23
|
22
|
|
2024/07
|
29
|
30
|
31
|
29
|
29
|
22
|
28
|
27
|
27
|
36
|
37
|
25
|
31
|
33
|
21
|
13
|
19
|
31
|
28
|
20
|
20
|
17
|
16
|
21
|
28
|
35
|
29
|
21
|
16
|
15
|
19
|
|
2024/06
|
29
|
11
|
25
|
47
|
20
|
11
|
11
|
16
|
26
|
17
|
9
|
19
|
22
|
14
|
19
|
26
|
14
|
14
|
16
|
21
|
39
|
30
|
26
|
30
|
22
|
14
|
22
|
19
|
20
|
23
|
|
|
2024/05
|
29
|
30
|
29
|
23
|
29
|
40
|
43
|
31
|
15
|
22
|
28
|
46
|
53
|
30
|
42
|
28
|
26
|
29
|
23
|
18
|
19
|
27
|
17
|
17
|
16
|
22
|
20
|
25
|
22
|
22
|
18
|
|
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