Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
46
*
PM2.5
61
PM10
34
O3
0.9
CO
9
SO2
18
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
22 Jan
46
Excellent
Fri
23 Jan
56
Good
Sat
24 Jan
54
Good
Sun
25 Jan
72
Good
Mon
26 Jan
99
Good
Tue
27 Jan
87
Good
Wed
28 Jan
29
Excellent
Air quality in the last 12 months (Le'an)
|
2025/11
|
45
|
54
|
57
|
37
|
29
|
40
|
45
|
28
|
20
|
24
|
54
|
32
|
36
|
43
|
53
|
61
|
64
|
27
|
34
|
42
|
49
|
56
|
63
|
61
|
70
|
72
|
67
|
72
|
56
|
56
|
|
|
2025/10
|
42
|
40
|
37
|
48
|
36
|
26
|
40
|
46
|
44
|
45
|
40
|
41
|
58
|
52
|
45
|
55
|
48
|
49
|
22
|
26
|
31
|
31
|
41
|
43
|
53
|
65
|
57
|
66
|
58
|
81
|
47
|
|
2025/09
|
25
|
24
|
24
|
30
|
29
|
35
|
32
|
23
|
18
|
19
|
21
|
26
|
25
|
27
|
31
|
28
|
32
|
33
|
32
|
34
|
34
|
42
|
36
|
35
|
30
|
35
|
41
|
41
|
45
|
45
|
|
|
2025/08
|
32
|
34
|
22
|
18
|
17
|
15
|
17
|
21
|
27
|
33
|
33
|
37
|
28
|
22
|
17
|
22
|
22
|
22
|
17
|
16
|
17
|
25
|
30
|
23
|
20
|
29
|
26
|
21
|
24
|
26
|
31
|
|
2025/07
|
21
|
23
|
29
|
34
|
29
|
36
|
43
|
43
|
28
|
24
|
29
|
20
|
23
|
26
|
30
|
29
|
38
|
42
|
30
|
19
|
19
|
17
|
27
|
23
|
27
|
29
|
22
|
24
|
24
|
28
|
29
|
|
2025/06
|
22
|
19
|
25
|
31
|
31
|
32
|
32
|
27
|
27
|
29
|
26
|
27
|
36
|
22
|
18
|
23
|
17
|
16
|
20
|
16
|
17
|
17
|
22
|
22
|
29
|
27
|
18
|
20
|
21
|
22
|
|
|
2025/05
|
51
|
49
|
52
|
50
|
26
|
35
|
55
|
38
|
24
|
43
|
35
|
37
|
37
|
37
|
43
|
23
|
24
|
19
|
23
|
22
|
24
|
28
|
23
|
54
|
58
|
54
|
51
|
32
|
25
|
27
|
26
|
|
2025/04
|
46
|
66
|
54
|
61
|
54
|
57
|
57
|
60
|
58
|
45
|
40
|
129
|
145
|
107
|
70
|
53
|
66
|
60
|
27
|
23
|
34
|
23
|
40
|
39
|
26
|
22
|
20
|
37
|
52
|
53
|
|
|
2025/03
|
39
|
31
|
37
|
21
|
32
|
38
|
47
|
43
|
52
|
38
|
48
|
50
|
31
|
23
|
20
|
37
|
47
|
41
|
46
|
39
|
44
|
48
|
52
|
59
|
64
|
66
|
57
|
71
|
47
|
31
|
40
|
|
2025/02
|
38
|
26
|
47
|
56
|
50
|
56
|
60
|
51
|
36
|
48
|
66
|
74
|
81
|
72
|
54
|
42
|
52
|
49
|
44
|
24
|
30
|
23
|
33
|
46
|
68
|
69
|
56
|
43
|
|||
|
2025/01
|
114
|
86
|
99
|
108
|
114
|
104
|
68
|
61
|
60
|
44
|
50
|
57
|
64
|
59
|
70
|
57
|
54
|
65
|
66
|
73
|
72
|
68
|
61
|
103
|
54
|
24
|
54
|
77
|
142
|
71
|
56
|
|
2024/12
|
48
|
55
|
58
|
86
|
62
|
46
|
48
|
72
|
57
|
60
|
36
|
58
|
68
|
59
|
56
|
56
|
59
|
67
|
65
|
65
|
73
|
77
|
62
|
76
|
86
|
82
|
105
|
81
|
74
|
82
|
88
|
|
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