Air Quality
Excellent
No health implications.
9
PM2.5
19
PM10
87
O3
0.4
CO
5
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Sep
55
Good
Fri
12 Sep
68
Good
Sat
13 Sep
71
Good
Sun
14 Sep
58
Good
Mon
15 Sep
50
Excellent
Tue
16 Sep
52
Good
Wed
17 Sep
22
Excellent
Dayu Air quality rank
Air quality in the last 12 months (Dayu)
|
2025/08
|
31
|
25
|
18
|
20
|
15
|
13
|
22
|
24
|
29
|
33
|
29
|
28
|
30
|
19
|
16
|
24
|
30
|
19
|
19
|
17
|
23
|
20
|
25
|
20
|
18
|
18
|
27
|
27
|
24
|
26
|
29
|
|
2025/07
|
20
|
20
|
32
|
36
|
31
|
29
|
34
|
37
|
33
|
18
|
14
|
18
|
29
|
28
|
27
|
31
|
38
|
31
|
23
|
17
|
14
|
15
|
19
|
21
|
26
|
29
|
24
|
23
|
23
|
23
|
22
|
|
2025/06
|
24
|
20
|
16
|
26
|
33
|
29
|
29
|
29
|
23
|
29
|
25
|
22
|
26
|
14
|
14
|
23
|
11
|
16
|
16
|
13
|
16
|
17
|
21
|
23
|
27
|
19
|
17
|
18
|
20
|
18
|
|
|
2025/05
|
52
|
51
|
45
|
37
|
21
|
28
|
43
|
36
|
25
|
38
|
32
|
40
|
41
|
38
|
30
|
22
|
18
|
16
|
19
|
19
|
22
|
24
|
25
|
33
|
51
|
46
|
46
|
35
|
12
|
27
|
30
|
|
2025/04
|
33
|
44
|
51
|
62
|
57
|
61
|
60
|
65
|
76
|
48
|
47
|
94
|
180
|
119
|
84
|
73
|
70
|
60
|
30
|
27
|
36
|
32
|
25
|
27
|
23
|
26
|
31
|
33
|
51
|
55
|
|
|
2025/03
|
40
|
31
|
30
|
16
|
15
|
17
|
35
|
33
|
39
|
48
|
52
|
46
|
37
|
28
|
20
|
22
|
48
|
39
|
41
|
47
|
49
|
54
|
61
|
69
|
77
|
60
|
47
|
66
|
26
|
10
|
21
|
|
2025/02
|
37
|
16
|
19
|
38
|
48
|
51
|
31
|
55
|
33
|
38
|
46
|
53
|
56
|
65
|
68
|
49
|
39
|
43
|
40
|
29
|
18
|
20
|
18
|
36
|
54
|
70
|
65
|
48
|
|||
|
2025/01
|
82
|
73
|
75
|
72
|
93
|
93
|
74
|
69
|
60
|
47
|
41
|
50
|
58
|
56
|
66
|
62
|
54
|
55
|
57
|
59
|
64
|
70
|
67
|
74
|
58
|
17
|
30
|
47
|
105
|
67
|
61
|
|
2024/12
|
59
|
62
|
55
|
60
|
67
|
47
|
38
|
47
|
67
|
63
|
40
|
34
|
53
|
57
|
51
|
49
|
52
|
54
|
65
|
56
|
58
|
74
|
74
|
64
|
70
|
78
|
81
|
83
|
68
|
71
|
79
|
|
2024/11
|
35
|
39
|
45
|
50
|
53
|
49
|
37
|
41
|
47
|
54
|
43
|
44
|
46
|
48
|
32
|
25
|
30
|
17
|
20
|
28
|
32
|
34
|
35
|
42
|
45
|
21
|
33
|
35
|
38
|
52
|
|
|
2024/10
|
32
|
27
|
32
|
32
|
30
|
39
|
49
|
46
|
33
|
38
|
47
|
51
|
52
|
60
|
61
|
32
|
42
|
47
|
31
|
21
|
29
|
36
|
32
|
35
|
41
|
40
|
31
|
17
|
38
|
48
|
35
|
|
2024/09
|
35
|
39
|
40
|
32
|
30
|
19
|
18
|
20
|
17
|
29
|
37
|
44
|
38
|
43
|
23
|
25
|
32
|
30
|
36
|
23
|
23
|
26
|
29
|
28
|
23
|
30
|
31
|
31
|
32
|
25
|
|
|
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