Air Quality
Excellent
No health implications.
23
PM2.5
28
PM10
29
O3
0.8
CO
14
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Sep
45
Excellent
Mon
14 Sep
46
Excellent
Tue
15 Sep
49
Excellent
Wed
16 Sep
44
Excellent
Thu
17 Sep
45
Excellent
Fri
18 Sep
19
Excellent
Sat
19 Sep
30
Excellent
Air quality in the last 12 months (Dayao)
|
2026/08
|
22
|
25
|
22
|
29
|
32
|
30
|
26
|
21
|
27
|
28
|
36
|
28
|
30
|
33
|
32
|
28
|
22
|
20
|
22
|
25
|
30
|
28
|
32
|
31
|
39
|
32
|
27
|
25
|
24
|
21
|
25
|
|
2026/07
|
29
|
21
|
18
|
17
|
20
|
18
|
22
|
22
|
29
|
18
|
17
|
22
|
23
|
26
|
24
|
16
|
17
|
20
|
26
|
33
|
35
|
29
|
27
|
30
|
34
|
22
|
20
|
24
|
18
|
16
|
20
|
|
2026/06
|
20
|
20
|
18
|
24
|
29
|
36
|
29
|
26
|
22
|
23
|
29
|
32
|
20
|
21
|
24
|
16
|
20
|
22
|
20
|
19
|
18
|
18
|
15
|
17
|
21
|
19
|
22
|
20
|
21
|
21
|
|
|
2026/05
|
30
|
26
|
24
|
24
|
33
|
32
|
30
|
42
|
35
|
24
|
22
|
28
|
26
|
31
|
30
|
31
|
35
|
37
|
39
|
37
|
43
|
37
|
30
|
28
|
32
|
36
|
34
|
48
|
52
|
25
|
20
|
|
2026/04
|
36
|
37
|
36
|
39
|
42
|
37
|
35
|
41
|
31
|
34
|
37
|
37
|
49
|
59
|
66
|
51
|
47
|
51
|
52
|
43
|
50
|
49
|
46
|
49
|
50
|
53
|
40
|
31
|
26
|
27
|
|
|
2026/03
|
48
|
53
|
53
|
49
|
60
|
81
|
80
|
78
|
45
|
27
|
50
|
52
|
32
|
28
|
28
|
35
|
38
|
31
|
42
|
35
|
45
|
41
|
30
|
33
|
38
|
34
|
37
|
50
|
33
|
30
|
34
|
|
2026/02
|
33
|
30
|
29
|
27
|
26
|
26
|
32
|
38
|
33
|
24
|
29
|
27
|
26
|
30
|
43
|
55
|
80
|
46
|
47
|
33
|
31
|
34
|
39
|
44
|
48
|
56
|
43
|
48
|
|||
|
2026/01
|
37
|
33
|
29
|
24
|
28
|
36
|
37
|
31
|
32
|
38
|
39
|
35
|
40
|
46
|
35
|
31
|
48
|
45
|
39
|
35
|
34
|
43
|
50
|
40
|
38
|
37
|
38
|
40
|
35
|
29
|
38
|
|
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
|
|
|
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