Air Quality
Excellent
No health implications.
26
PM2.5
39
PM10
60
O3
0.7
CO
6
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Jan
46
Excellent
Fri
30 Jan
43
Excellent
Sat
31 Jan
44
Excellent
Sun
1 Feb
40
Excellent
Mon
2 Feb
44
Excellent
Tue
3 Feb
42
Excellent
Wed
4 Feb
16
Excellent
Dayao Air quality rank
Air quality in the last 12 months (Dayao)
|
2025/12
|
39
|
38
|
45
|
35
|
30
|
29
|
31
|
37
|
35
|
35
|
39
|
37
|
41
|
43
|
37
|
32
|
40
|
39
|
40
|
39
|
34
|
33
|
42
|
35
|
41
|
41
|
40
|
36
|
32
|
29
|
25
|
|
2025/11
|
21
|
14
|
10
|
18
|
23
|
23
|
17
|
22
|
15
|
15
|
16
|
21
|
21
|
23
|
25
|
26
|
30
|
25
|
20
|
22
|
27
|
28
|
28
|
32
|
42
|
44
|
37
|
36
|
40
|
41
|
|
|
2025/10
|
10
|
12
|
13
|
14
|
17
|
20
|
14
|
12
|
12
|
12
|
14
|
15
|
19
|
19
|
19
|
16
|
14
|
12
|
17
|
20
|
17
|
19
|
25
|
28
|
29
|
17
|
20
|
27
|
33
|
26
|
30
|
|
2025/09
|
25
|
16
|
17
|
22
|
19
|
19
|
20
|
23
|
20
|
22
|
14
|
17
|
16
|
15
|
15
|
14
|
17
|
15
|
17
|
25
|
18
|
20
|
17
|
14
|
24
|
16
|
16
|
16
|
18
|
12
|
|
|
2025/08
|
26
|
27
|
19
|
18
|
23
|
22
|
24
|
19
|
19
|
17
|
17
|
13
|
19
|
28
|
31
|
24
|
19
|
28
|
28
|
20
|
17
|
10
|
12
|
11
|
20
|
24
|
24
|
19
|
17
|
21
|
27
|
|
2025/07
|
20
|
17
|
12
|
13
|
13
|
16
|
19
|
15
|
17
|
21
|
20
|
23
|
27
|
29
|
28
|
28
|
31
|
30
|
19
|
22
|
22
|
21
|
20
|
24
|
16
|
25
|
24
|
19
|
28
|
30
|
19
|
|
2025/06
|
14
|
15
|
15
|
23
|
29
|
30
|
24
|
24
|
22
|
25
|
29
|
37
|
40
|
40
|
21
|
17
|
16
|
12
|
12
|
14
|
18
|
16
|
13
|
12
|
17
|
12
|
18
|
17
|
13
|
14
|
|
|
2025/05
|
29
|
25
|
20
|
16
|
22
|
30
|
25
|
24
|
30
|
39
|
23
|
31
|
31
|
30
|
31
|
34
|
31
|
33
|
26
|
30
|
25
|
22
|
45
|
23
|
20
|
19
|
17
|
14
|
15
|
16
|
12
|
|
2025/04
|
64
|
66
|
73
|
61
|
56
|
55
|
58
|
64
|
63
|
58
|
42
|
38
|
41
|
37
|
36
|
24
|
23
|
21
|
25
|
28
|
24
|
24
|
37
|
50
|
52
|
57
|
58
|
58
|
46
|
27
|
|
|
2025/03
|
45
|
43
|
31
|
36
|
44
|
50
|
59
|
63
|
55
|
52
|
45
|
64
|
77
|
62
|
47
|
52
|
48
|
31
|
31
|
47
|
63
|
62
|
49
|
36
|
34
|
31
|
31
|
69
|
103
|
87
|
73
|
|
2025/02
|
50
|
53
|
42
|
41
|
46
|
54
|
47
|
40
|
39
|
31
|
30
|
32
|
47
|
55
|
39
|
46
|
34
|
40
|
46
|
39
|
39
|
40
|
42
|
38
|
33
|
27
|
26
|
37
|
|||
|
2025/01
|
38
|
34
|
43
|
43
|
45
|
46
|
36
|
34
|
26
|
39
|
29
|
39
|
48
|
33
|
57
|
63
|
51
|
47
|
47
|
46
|
48
|
49
|
49
|
34
|
29
|
30
|
31
|
42
|
45
|
39
|
38
|
|
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