Air Quality
Excellent
No health implications.
13
PM2.5
45
PM10
84
O3
0.5
CO
13
SO2
3
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 May
51
Good
Tue
13 May
49
Excellent
Wed
14 May
54
Good
Thu
15 May
52
Good
Fri
16 May
51
Good
Sat
17 May
55
Good
Sun
18 May
46
Excellent
Air quality in the last 12 months (Seda)
|
2025/02
|
22
|
25
|
31
|
33
|
35
|
37
|
30
|
34
|
25
|
25
|
22
|
26
|
17
|
22
|
27
|
23
|
19
|
17
|
17
|
24
|
23
|
19
|
20
|
25
|
20
|
18
|
26
|
32
|
|||
|
2025/01
|
27
|
29
|
34
|
31
|
30
|
31
|
27
|
25
|
18
|
20
|
23
|
18
|
16
|
20
|
17
|
25
|
36
|
49
|
40
|
31
|
31
|
32
|
31
|
28
|
49
|
39
|
11
|
15
|
21
|
22
|
15
|
|
2024/12
|
34
|
28
|
28
|
28
|
28
|
27
|
31
|
28
|
25
|
32
|
36
|
37
|
30
|
28
|
31
|
27
|
29
|
35
|
35
|
30
|
26
|
25
|
31
|
31
|
33
|
38
|
37
|
32
|
30
|
19
|
21
|
|
2024/11
|
16
|
24
|
21
|
20
|
23
|
18
|
29
|
23
|
28
|
27
|
29
|
22
|
29
|
26
|
27
|
34
|
25
|
26
|
25
|
19
|
21
|
21
|
19
|
24
|
55
|
29
|
22
|
19
|
30
|
35
|
|
|
2024/10
|
21
|
22
|
16
|
17
|
18
|
17
|
14
|
13
|
16
|
11
|
10
|
13
|
19
|
21
|
18
|
14
|
20
|
15
|
12
|
29
|
37
|
28
|
23
|
22
|
16
|
19
|
22
|
25
|
22
|
19
|
18
|
|
2024/09
|
14
|
12
|
12
|
13
|
17
|
12
|
16
|
12
|
11
|
13
|
14
|
14
|
13
|
11
|
12
|
14
|
11
|
13
|
13
|
11
|
10
|
13
|
16
|
18
|
16
|
20
|
19
|
15
|
18
|
20
|
|
|
2024/08
|
23
|
20
|
22
|
24
|
21
|
23
|
23
|
21
|
23
|
25
|
18
|
23
|
18
|
19
|
23
|
22
|
15
|
18
|
18
|
20
|
20
|
16
|
15
|
21
|
20
|
19
|
18
|
22
|
19
|
18
|
17
|
|
2024/07
|
22
|
22
|
16
|
18
|
19
|
19
|
17
|
16
|
14
|
15
|
13
|
17
|
14
|
15
|
16
|
19
|
17
|
16
|
18
|
18
|
12
|
14
|
21
|
28
|
25
|
22
|
18
|
21
|
21
|
19
|
21
|
|
2024/06
|
13
|
17
|
13
|
22
|
18
|
15
|
19
|
12
|
12
|
17
|
16
|
15
|
14
|
15
|
16
|
12
|
17
|
18
|
16
|
12
|
16
|
12
|
18
|
13
|
16
|
17
|
20
|
16
|
21
|
16
|
|
|
2024/05
|
14
|
15
|
20
|
36
|
28
|
21
|
16
|
13
|
12
|
14
|
14
|
13
|
13
|
16
|
14
|
17
|
16
|
15
|
20
|
26
|
20
|
19
|
19
|
20
|
20
|
23
|
17
|
14
|
10
|
15
|
16
|
|
2024/04
|
15
|
21
|
34
|
16
|
15
|
12
|
16
|
15
|
12
|
24
|
20
|
15
|
15
|
14
|
17
|
43
|
18
|
31
|
49
|
28
|
16
|
14
|
17
|
18
|
15
|
14
|
19
|
13
|
21
|
20
|
|
|
2024/03
|
30
|
29
|
28
|
21
|
26
|
37
|
15
|
13
|
13
|
15
|
15
|
14
|
15
|
12
|
13
|
27
|
33
|
42
|
49
|
25
|
15
|
15
|
14
|
16
|
20
|
12
|
26
|
22
|
15
|
14
|
18
|
|
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