Air Quality
Excellent
No health implications.
13
PM2.5
23
PM10
66
O3
0.5
CO
4
SO2
3
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Oct
47
Excellent
Wed
14 Oct
46
Excellent
Thu
15 Oct
37
Excellent
Fri
16 Oct
35
Excellent
Sat
17 Oct
33
Excellent
Sun
18 Oct
41
Excellent
Mon
19 Oct
15
Excellent
Air quality in the last 12 months (Ledong)
|
2026/08
|
16
|
18
|
19
|
16
|
12
|
13
|
13
|
15
|
18
|
21
|
27
|
20
|
23
|
26
|
23
|
20
|
24
|
24
|
21
|
18
|
17
|
19
|
19
|
22
|
19
|
24
|
24
|
22
|
22
|
19
|
20
|
|
2026/07
|
18
|
16
|
14
|
17
|
22
|
19
|
15
|
18
|
24
|
22
|
25
|
21
|
18
|
23
|
25
|
24
|
26
|
31
|
38
|
39
|
41
|
36
|
28
|
34
|
27
|
23
|
22
|
18
|
18
|
16
|
14
|
|
2026/06
|
22
|
25
|
27
|
28
|
23
|
22
|
21
|
22
|
22
|
25
|
27
|
20
|
23
|
24
|
26
|
27
|
23
|
24
|
27
|
26
|
23
|
24
|
27
|
30
|
30
|
28
|
27
|
23
|
22
|
19
|
|
|
2026/05
|
30
|
25
|
24
|
28
|
23
|
22
|
22
|
23
|
18
|
22
|
24
|
25
|
22
|
27
|
32
|
24
|
19
|
18
|
18
|
20
|
20
|
19
|
24
|
24
|
25
|
28
|
27
|
25
|
26
|
25
|
24
|
|
2026/04
|
44
|
39
|
35
|
44
|
54
|
49
|
49
|
50
|
34
|
34
|
43
|
43
|
41
|
40
|
33
|
30
|
29
|
27
|
32
|
29
|
30
|
33
|
38
|
29
|
24
|
28
|
23
|
25
|
32
|
28
|
|
|
2026/03
|
14
|
16
|
23
|
19
|
20
|
28
|
39
|
35
|
28
|
26
|
24
|
30
|
35
|
39
|
34
|
34
|
29
|
30
|
29
|
26
|
25
|
26
|
28
|
31
|
29
|
28
|
32
|
34
|
32
|
27
|
35
|
|
2026/02
|
24
|
24
|
30
|
29
|
33
|
26
|
25
|
28
|
32
|
29
|
21
|
25
|
27
|
28
|
29
|
30
|
64
|
29
|
38
|
34
|
36
|
28
|
24
|
28
|
36
|
32
|
28
|
18
|
|||
|
2026/01
|
38
|
43
|
32
|
36
|
36
|
53
|
45
|
43
|
37
|
41
|
45
|
42
|
44
|
47
|
44
|
36
|
37
|
42
|
34
|
36
|
38
|
46
|
40
|
38
|
26
|
23
|
25
|
30
|
30
|
29
|
30
|
|
2025/12
|
21
|
20
|
23
|
40
|
37
|
46
|
36
|
53
|
46
|
33
|
31
|
33
|
32
|
22
|
28
|
27
|
34
|
45
|
39
|
33
|
24
|
38
|
31
|
30
|
30
|
26
|
34
|
39
|
38
|
32
|
39
|
|
2025/11
|
30
|
25
|
16
|
16
|
13
|
17
|
17
|
18
|
18
|
33
|
31
|
28
|
32
|
36
|
30
|
30
|
34
|
42
|
25
|
29
|
35
|
38
|
37
|
41
|
46
|
47
|
49
|
50
|
51
|
34
|
|
|
2025/10
|
15
|
14
|
14
|
15
|
17
|
14
|
16
|
14
|
20
|
20
|
21
|
15
|
11
|
11
|
14
|
22
|
23
|
23
|
30
|
29
|
14
|
11
|
12
|
19
|
29
|
35
|
24
|
17
|
21
|
11
|
21
|
|
2025/09
|
13
|
15
|
15
|
14
|
16
|
13
|
22
|
20
|
16
|
15
|
13
|
13
|
14
|
12
|
13
|
17
|
12
|
12
|
14
|
19
|
21
|
17
|
22
|
24
|
21
|
12
|
18
|
15
|
24
|
17
|
|
|
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