Air Quality
Excellent
No health implications.
11
PM2.5
24
PM10
68
O3
0.6
CO
3
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jul
100
Good
Wed
16 Jul
92
Good
Thu
17 Jul
68
Good
Fri
18 Jul
57
Good
Sat
19 Jul
40
Excellent
Sun
20 Jul
32
Excellent
Mon
21 Jul
28
Excellent
Air quality in the last 12 months (Daishan)
|
2025/06
|
20
|
18
|
20
|
34
|
25
|
32
|
28
|
21
|
28
|
20
|
14
|
10
|
14
|
26
|
17
|
15
|
37
|
30
|
23
|
19
|
27
|
16
|
19
|
19
|
21
|
26
|
27
|
22
|
16
|
12
|
|
|
2025/05
|
43
|
49
|
52
|
23
|
26
|
60
|
54
|
51
|
29
|
41
|
32
|
39
|
33
|
22
|
21
|
22
|
42
|
43
|
23
|
26
|
18
|
18
|
11
|
35
|
38
|
24
|
22
|
24
|
27
|
51
|
39
|
|
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
|
|
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