Air Quality
Excellent
No health implications.
16
PM2.5
28
PM10
99
O3
0.5
CO
4
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Dec
41
Excellent
Mon
29 Dec
43
Excellent
Tue
30 Dec
45
Excellent
Wed
31 Dec
41
Excellent
Thu
1 Jan
40
Excellent
Fri
2 Jan
38
Excellent
Sat
3 Jan
29
Excellent
Air quality in the last 12 months (Ledong)
|
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
|
|
|
2025/08
|
33
|
31
|
33
|
25
|
29
|
29
|
28
|
24
|
23
|
20
|
19
|
19
|
17
|
19
|
13
|
13
|
10
|
11
|
17
|
22
|
20
|
15
|
14
|
16
|
16
|
15
|
13
|
16
|
14
|
16
|
15
|
|
2025/07
|
13
|
10
|
11
|
14
|
14
|
14
|
12
|
18
|
20
|
23
|
20
|
17
|
20
|
21
|
19
|
19
|
17
|
18
|
15
|
13
|
18
|
15
|
14
|
11
|
14
|
18
|
14
|
13
|
19
|
18
|
25
|
|
2025/06
|
17
|
19
|
21
|
25
|
19
|
17
|
19
|
20
|
20
|
23
|
19
|
9
|
16
|
16
|
16
|
20
|
20
|
17
|
16
|
15
|
16
|
12
|
13
|
12
|
10
|
10
|
12
|
12
|
15
|
16
|
|
|
2025/05
|
22
|
18
|
23
|
23
|
20
|
22
|
22
|
19
|
22
|
17
|
17
|
30
|
21
|
13
|
14
|
11
|
15
|
17
|
16
|
18
|
18
|
13
|
14
|
16
|
18
|
23
|
17
|
16
|
14
|
17
|
12
|
|
2025/04
|
17
|
24
|
29
|
31
|
35
|
20
|
23
|
27
|
31
|
33
|
33
|
30
|
71
|
116
|
100
|
91
|
83
|
45
|
28
|
24
|
24
|
23
|
23
|
26
|
29
|
23
|
17
|
21
|
19
|
20
|
|
|
2025/03
|
26
|
24
|
24
|
28
|
32
|
18
|
11
|
11
|
25
|
28
|
29
|
24
|
21
|
21
|
24
|
19
|
20
|
24
|
33
|
43
|
40
|
38
|
34
|
37
|
39
|
34
|
39
|
36
|
27
|
14
|
14
|
|
2025/02
|
24
|
21
|
23
|
18
|
21
|
29
|
31
|
20
|
39
|
38
|
25
|
18
|
24
|
13
|
12
|
18
|
26
|
33
|
44
|
34
|
34
|
21
|
13
|
17
|
13
|
21
|
27
|
29
|
|||
|
2025/01
|
56
|
44
|
49
|
45
|
51
|
60
|
45
|
43
|
48
|
60
|
46
|
47
|
36
|
20
|
26
|
52
|
56
|
46
|
45
|
47
|
38
|
37
|
32
|
30
|
24
|
23
|
21
|
33
|
42
|
34
|
26
|
|
2024/12
|
34
|
30
|
26
|
24
|
29
|
33
|
39
|
40
|
28
|
26
|
21
|
30
|
23
|
32
|
50
|
42
|
34
|
41
|
44
|
44
|
44
|
44
|
38
|
45
|
42
|
27
|
35
|
45
|
54
|
39
|
44
|
|
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