Air Quality
Excellent
No health implications.
14
PM2.5
20
PM10
8
O3
0.4
CO
5
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 May
87
Good
Fri
2 May
85
Good
Sat
3 May
85
Good
Sun
4 May
50
Excellent
Mon
5 May
51
Good
Tue
6 May
49
Excellent
Wed
7 May
25
Excellent
Air quality in the last 12 months (Cengong)
|
2025/02
|
21
|
15
|
41
|
53
|
60
|
59
|
43
|
59
|
47
|
45
|
47
|
65
|
62
|
39
|
34
|
41
|
30
|
30
|
30
|
30
|
76
|
29
|
42
|
82
|
35
|
33
|
36
|
35
|
|||
|
2025/01
|
92
|
104
|
102
|
119
|
119
|
74
|
69
|
57
|
44
|
54
|
59
|
62
|
64
|
68
|
64
|
69
|
78
|
86
|
77
|
89
|
106
|
126
|
146
|
129
|
26
|
25
|
43
|
71
|
168
|
74
|
40
|
|
2024/12
|
52
|
63
|
84
|
95
|
25
|
33
|
38
|
48
|
55
|
18
|
30
|
64
|
72
|
52
|
45
|
48
|
71
|
75
|
78
|
90
|
102
|
85
|
75
|
75
|
80
|
82
|
82
|
100
|
94
|
107
|
73
|
|
2024/11
|
41
|
50
|
56
|
53
|
62
|
60
|
45
|
44
|
52
|
47
|
40
|
52
|
64
|
68
|
89
|
74
|
23
|
12
|
11
|
14
|
19
|
24
|
51
|
27
|
17
|
17
|
27
|
32
|
33
|
42
|
|
|
2024/10
|
12
|
21
|
34
|
31
|
39
|
48
|
47
|
30
|
29
|
37
|
52
|
69
|
65
|
27
|
29
|
25
|
28
|
25
|
13
|
14
|
17
|
15
|
18
|
20
|
26
|
30
|
31
|
36
|
38
|
37
|
45
|
|
2024/09
|
21
|
20
|
19
|
21
|
34
|
34
|
32
|
25
|
19
|
18
|
25
|
25
|
28
|
19
|
27
|
30
|
31
|
27
|
26
|
25
|
24
|
17
|
23
|
27
|
31
|
36
|
42
|
35
|
42
|
34
|
|
|
2024/08
|
11
|
16
|
17
|
13
|
16
|
19
|
19
|
20
|
19
|
20
|
23
|
37
|
33
|
33
|
33
|
31
|
26
|
24
|
22
|
20
|
18
|
16
|
13
|
12
|
14
|
17
|
17
|
19
|
19
|
23
|
22
|
|
2024/07
|
14
|
17
|
14
|
14
|
13
|
13
|
14
|
15
|
16
|
18
|
18
|
18
|
17
|
18
|
15
|
18
|
15
|
14
|
11
|
13
|
14
|
17
|
16
|
16
|
19
|
23
|
22
|
18
|
12
|
14
|
13
|
|
2024/06
|
19
|
17
|
16
|
11
|
12
|
13
|
16
|
13
|
13
|
12
|
14
|
14
|
17
|
15
|
19
|
19
|
12
|
10
|
17
|
22
|
17
|
16
|
14
|
14
|
14
|
12
|
12
|
16
|
12
|
13
|
|
|
2024/05
|
15
|
20
|
14
|
13
|
20
|
29
|
22
|
28
|
25
|
22
|
17
|
26
|
26
|
32
|
40
|
46
|
37
|
17
|
14
|
16
|
14
|
25
|
24
|
23
|
24
|
16
|
14
|
24
|
21
|
13
|
15
|
|
2024/04
|
30
|
38
|
23
|
21
|
15
|
15
|
17
|
21
|
24
|
28
|
30
|
27
|
30
|
35
|
46
|
37
|
18
|
21
|
18
|
18
|
34
|
40
|
27
|
29
|
24
|
21
|
19
|
22
|
29
|
13
|
|
|
2024/03
|
67
|
49
|
46
|
26
|
24
|
49
|
61
|
47
|
49
|
49
|
43
|
39
|
22
|
25
|
32
|
21
|
21
|
13
|
31
|
58
|
59
|
53
|
33
|
37
|
24
|
16
|
28
|
24
|
28
|
30
|
32
|
|
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