Air Quality
Excellent
No health implications.
15
PM2.5
28
PM10
39
O3
0.5
CO
8
SO2
30
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Dec
48
Excellent
Thu
25 Dec
46
Excellent
Fri
26 Dec
40
Excellent
Sat
27 Dec
38
Excellent
Sun
28 Dec
36
Excellent
Mon
29 Dec
29
Excellent
Tue
30 Dec
46
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