Air Quality
Excellent
No health implications.
22
PM2.5
33
PM10
45
O3
0.4
CO
13
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Jul
56
Good
Tue
8 Jul
62
Good
Wed
9 Jul
53
Good
Thu
10 Jul
57
Good
Fri
11 Jul
54
Good
Sat
12 Jul
56
Good
Sun
13 Jul
33
Excellent
Dayu Air quality rank
Air quality in the last 12 months (Dayu)
|
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
|
|
|
2024/08
|
20
|
23
|
33
|
42
|
37
|
35
|
30
|
37
|
33
|
40
|
35
|
26
|
20
|
24
|
23
|
22
|
19
|
19
|
17
|
24
|
20
|
22
|
26
|
28
|
34
|
33
|
37
|
32
|
31
|
35
|
39
|
|
2024/07
|
18
|
18
|
19
|
18
|
18
|
16
|
14
|
16
|
18
|
20
|
19
|
20
|
20
|
21
|
18
|
15
|
14
|
14
|
17
|
20
|
20
|
25
|
28
|
32
|
31
|
19
|
15
|
14
|
15
|
17
|
14
|
|
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