Air Quality
Excellent
No health implications.
31
PM2.5
37
PM10
51
O3
0.7
CO
9
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Mar
70
Good
Mon
30 Mar
72
Good
Tue
31 Mar
62
Good
Wed
1 Apr
72
Good
Thu
2 Apr
61
Good
Fri
3 Apr
19
Excellent
Sat
4 Apr
15
Excellent
Air quality in the last 12 months (Ceheng)
|
2026/02
|
28
|
28
|
30
|
54
|
64
|
59
|
41
|
24
|
17
|
30
|
33
|
27
|
36
|
43
|
42
|
68
|
65
|
35
|
16
|
32
|
38
|
50
|
41
|
55
|
40
|
35
|
33
|
43
|
|||
|
2026/01
|
39
|
20
|
19
|
26
|
28
|
34
|
58
|
65
|
74
|
74
|
87
|
81
|
89
|
78
|
80
|
76
|
81
|
55
|
51
|
46
|
27
|
29
|
43
|
44
|
37
|
40
|
51
|
35
|
43
|
45
|
25
|
|
2025/12
|
70
|
79
|
70
|
59
|
39
|
44
|
50
|
44
|
45
|
55
|
51
|
51
|
41
|
38
|
44
|
53
|
50
|
47
|
41
|
52
|
50
|
43
|
41
|
34
|
42
|
43
|
59
|
57
|
48
|
52
|
51
|
|
2025/11
|
21
|
21
|
14
|
14
|
15
|
19
|
29
|
21
|
11
|
16
|
19
|
28
|
32
|
37
|
36
|
33
|
41
|
24
|
20
|
33
|
40
|
43
|
53
|
55
|
44
|
49
|
54
|
44
|
40
|
54
|
|
|
2025/10
|
17
|
19
|
24
|
24
|
26
|
20
|
12
|
16
|
19
|
22
|
28
|
35
|
40
|
28
|
13
|
14
|
19
|
24
|
22
|
21
|
17
|
22
|
36
|
49
|
29
|
30
|
26
|
38
|
35
|
34
|
29
|
|
2025/09
|
20
|
20
|
20
|
24
|
28
|
29
|
30
|
28
|
23
|
20
|
19
|
18
|
17
|
18
|
19
|
18
|
18
|
17
|
19
|
25
|
26
|
22
|
17
|
14
|
14
|
14
|
15
|
16
|
17
|
12
|
|
|
2025/08
|
23
|
23
|
26
|
26
|
26
|
23
|
18
|
21
|
20
|
22
|
22
|
26
|
25
|
26
|
17
|
13
|
16
|
16
|
11
|
13
|
16
|
17
|
19
|
19
|
17
|
15
|
16
|
16
|
20
|
21
|
26
|
|
2025/07
|
15
|
14
|
15
|
14
|
18
|
20
|
26
|
23
|
23
|
19
|
22
|
24
|
26
|
21
|
24
|
23
|
25
|
26
|
21
|
22
|
16
|
13
|
11
|
12
|
14
|
17
|
23
|
25
|
28
|
27
|
23
|
|
2025/06
|
28
|
19
|
20
|
26
|
24
|
31
|
32
|
29
|
34
|
27
|
31
|
31
|
23
|
21
|
21
|
25
|
25
|
17
|
19
|
21
|
21
|
19
|
23
|
17
|
18
|
17
|
18
|
16
|
15
|
15
|
|
|
2025/05
|
42
|
51
|
43
|
30
|
36
|
31
|
24
|
42
|
30
|
19
|
23
|
30
|
32
|
36
|
42
|
44
|
28
|
35
|
45
|
25
|
27
|
29
|
32
|
47
|
33
|
17
|
19
|
21
|
16
|
19
|
23
|
|
2025/04
|
33
|
44
|
55
|
66
|
64
|
67
|
61
|
53
|
62
|
49
|
53
|
76
|
149
|
104
|
72
|
58
|
61
|
49
|
42
|
42
|
33
|
32
|
42
|
37
|
32
|
38
|
38
|
25
|
34
|
32
|
|
|
2025/03
|
38
|
32
|
51
|
53
|
41
|
35
|
33
|
38
|
51
|
30
|
43
|
49
|
46
|
46
|
32
|
26
|
32
|
25
|
32
|
41
|
59
|
76
|
82
|
80
|
70
|
60
|
61
|
83
|
36
|
24
|
34
|
|
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