Air Quality
Excellent
No health implications.
18
PM2.5
23
PM10
25
O3
0.6
CO
5
SO2
21
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 Jan
39
Excellent
Sat
10 Jan
34
Excellent
Sun
11 Jan
31
Excellent
Mon
12 Jan
38
Excellent
Tue
13 Jan
37
Excellent
Wed
14 Jan
37
Excellent
Thu
15 Jan
34
Excellent
Chenggong Air quality rank
Air quality in the last 12 months (Chenggong)
|
2025/11
|
40
|
16
|
8
|
17
|
18
|
15
|
24
|
34
|
14
|
14
|
18
|
26
|
31
|
31
|
38
|
44
|
37
|
27
|
26
|
42
|
51
|
34
|
34
|
58
|
44
|
70
|
49
|
64
|
67
|
54
|
|
|
2025/10
|
8
|
10
|
12
|
15
|
16
|
24
|
6
|
11
|
13
|
14
|
20
|
18
|
25
|
36
|
38
|
21
|
17
|
21
|
28
|
31
|
18
|
25
|
21
|
35
|
43
|
32
|
34
|
33
|
28
|
41
|
49
|
|
2025/09
|
22
|
25
|
15
|
18
|
19
|
21
|
25
|
25
|
22
|
21
|
13
|
12
|
12
|
10
|
15
|
15
|
19
|
22
|
20
|
26
|
19
|
22
|
14
|
15
|
26
|
8
|
10
|
15
|
12
|
7
|
|
|
2025/08
|
30
|
31
|
18
|
18
|
33
|
29
|
14
|
9
|
13
|
14
|
13
|
15
|
20
|
41
|
30
|
11
|
12
|
21
|
29
|
22
|
10
|
8
|
10
|
11
|
11
|
12
|
15
|
16
|
15
|
14
|
22
|
|
2025/07
|
12
|
9
|
16
|
16
|
16
|
17
|
22
|
10
|
16
|
20
|
21
|
28
|
37
|
25
|
33
|
34
|
27
|
27
|
15
|
23
|
19
|
16
|
11
|
11
|
16
|
15
|
17
|
26
|
41
|
29
|
19
|
|
2025/06
|
13
|
18
|
18
|
22
|
25
|
32
|
31
|
35
|
29
|
32
|
32
|
39
|
45
|
43
|
15
|
21
|
14
|
8
|
11
|
17
|
21
|
10
|
15
|
8
|
9
|
14
|
15
|
17
|
16
|
16
|
|
|
2025/05
|
40
|
25
|
25
|
21
|
25
|
28
|
29
|
34
|
46
|
36
|
26
|
31
|
30
|
31
|
28
|
26
|
34
|
30
|
37
|
29
|
37
|
32
|
52
|
31
|
20
|
18
|
17
|
17
|
15
|
15
|
12
|
|
2025/04
|
33
|
53
|
89
|
84
|
93
|
79
|
77
|
68
|
63
|
71
|
58
|
49
|
70
|
60
|
55
|
27
|
26
|
33
|
34
|
38
|
33
|
29
|
40
|
50
|
50
|
62
|
65
|
63
|
33
|
33
|
|
|
2025/03
|
45
|
47
|
51
|
49
|
52
|
51
|
39
|
55
|
49
|
44
|
53
|
64
|
67
|
72
|
63
|
41
|
32
|
25
|
38
|
47
|
66
|
64
|
53
|
49
|
41
|
46
|
46
|
89
|
119
|
73
|
64
|
|
2025/02
|
49
|
51
|
31
|
43
|
51
|
52
|
33
|
43
|
49
|
35
|
41
|
55
|
58
|
59
|
60
|
62
|
41
|
39
|
47
|
54
|
63
|
56
|
61
|
32
|
33
|
31
|
32
|
43
|
|||
|
2025/01
|
31
|
40
|
46
|
37
|
35
|
48
|
35
|
31
|
47
|
23
|
22
|
47
|
39
|
43
|
78
|
72
|
42
|
31
|
73
|
45
|
42
|
34
|
32
|
25
|
28
|
32
|
43
|
54
|
70
|
33
|
32
|
|
2024/12
|
18
|
28
|
17
|
22
|
26
|
24
|
26
|
40
|
16
|
23
|
29
|
26
|
48
|
42
|
38
|
26
|
25
|
29
|
37
|
29
|
29
|
23
|
30
|
29
|
29
|
40
|
40
|
35
|
31
|
24
|
47
|
|
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