Air Quality
Excellent
No health implications.
17
PM2.5
27
PM10
44
O3
0.5
CO
8
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 Jan
50
Excellent
Fri
10 Jan
69
Good
Sat
11 Jan
74
Good
Sun
12 Jan
78
Good
Mon
13 Jan
82
Good
Tue
14 Jan
87
Good
Wed
15 Jan
47
Excellent
Air quality in the last 12 months (Meitan)
|
2024/12
|
67
|
80
|
63
|
52
|
25
|
33
|
32
|
41
|
34
|
21
|
27
|
44
|
60
|
55
|
51
|
55
|
64
|
68
|
68
|
90
|
108
|
72
|
69
|
77
|
80
|
75
|
82
|
87
|
83
|
67
|
66
|
|
2024/11
|
59
|
37
|
49
|
48
|
47
|
53
|
47
|
47
|
43
|
40
|
43
|
48
|
60
|
49
|
64
|
58
|
27
|
17
|
16
|
20
|
17
|
22
|
32
|
18
|
19
|
21
|
30
|
35
|
37
|
49
|
|
|
2024/10
|
19
|
19
|
29
|
35
|
37
|
46
|
46
|
30
|
33
|
53
|
60
|
57
|
40
|
23
|
27
|
22
|
23
|
28
|
21
|
16
|
17
|
19
|
21
|
20
|
31
|
36
|
47
|
38
|
31
|
36
|
55
|
|
2024/09
|
24
|
24
|
22
|
20
|
27
|
32
|
31
|
24
|
19
|
23
|
28
|
27
|
31
|
25
|
23
|
35
|
27
|
24
|
25
|
33
|
31
|
24
|
32
|
32
|
41
|
49
|
41
|
35
|
33
|
25
|
|
|
2024/08
|
13
|
12
|
16
|
14
|
18
|
19
|
20
|
19
|
21
|
22
|
39
|
51
|
40
|
31
|
28
|
28
|
26
|
23
|
25
|
22
|
21
|
21
|
17
|
15
|
18
|
21
|
21
|
22
|
23
|
25
|
22
|
|
2024/07
|
19
|
24
|
16
|
17
|
22
|
18
|
17
|
21
|
21
|
21
|
19
|
20
|
19
|
20
|
16
|
18
|
19
|
17
|
15
|
13
|
13
|
18
|
18
|
16
|
20
|
29
|
27
|
26
|
18
|
14
|
13
|
|
2024/06
|
23
|
22
|
15
|
16
|
21
|
15
|
14
|
12
|
11
|
13
|
18
|
16
|
22
|
24
|
28
|
22
|
15
|
12
|
13
|
18
|
19
|
18
|
18
|
20
|
19
|
14
|
13
|
16
|
14
|
20
|
|
|
2024/05
|
21
|
22
|
15
|
18
|
28
|
32
|
26
|
35
|
31
|
27
|
25
|
22
|
25
|
30
|
32
|
34
|
39
|
21
|
19
|
27
|
14
|
21
|
25
|
27
|
26
|
20
|
21
|
27
|
27
|
16
|
21
|
|
2024/04
|
35
|
45
|
30
|
21
|
24
|
19
|
23
|
22
|
27
|
35
|
33
|
28
|
36
|
40
|
51
|
40
|
24
|
20
|
19
|
22
|
36
|
39
|
26
|
31
|
24
|
28
|
25
|
23
|
32
|
17
|
|
|
2024/03
|
60
|
58
|
48
|
39
|
37
|
34
|
58
|
54
|
51
|
58
|
58
|
49
|
39
|
41
|
36
|
31
|
27
|
23
|
35
|
54
|
57
|
55
|
40
|
42
|
32
|
24
|
28
|
35
|
35
|
37
|
51
|
|
2024/02
|
33
|
18
|
19
|
23
|
27
|
27
|
42
|
52
|
87
|
212
|
66
|
46
|
49
|
59
|
66
|
34
|
40
|
49
|
60
|
53
|
29
|
21
|
25
|
26
|
26
|
33
|
46
|
52
|
57
|
||
|
2024/01
|
64
|
50
|
47
|
49
|
65
|
79
|
55
|
55
|
66
|
59
|
65
|
75
|
72
|
66
|
65
|
55
|
43
|
29
|
18
|
25
|
32
|
37
|
41
|
46
|
57
|
53
|
54
|
55
|
60
|
53
|
45
|
|
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