Air Quality
Excellent
No health implications.
22
PM2.5
34
PM10
84
O3
0.7
CO
6
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Feb
46
Excellent
Mon
24 Feb
46
Excellent
Tue
25 Feb
52
Good
Wed
26 Feb
61
Good
Thu
27 Feb
60
Good
Fri
28 Feb
49
Excellent
Sat
1 Mar
42
Excellent
Air quality in the last 12 months (Le'an)
|
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
|
|
2024/11
|
31
|
38
|
48
|
57
|
60
|
51
|
48
|
48
|
54
|
53
|
47
|
48
|
53
|
55
|
30
|
35
|
39
|
27
|
36
|
45
|
42
|
33
|
52
|
58
|
45
|
33
|
41
|
45
|
47
|
48
|
|
|
2024/10
|
40
|
40
|
39
|
34
|
40
|
41
|
36
|
22
|
30
|
44
|
58
|
54
|
58
|
77
|
62
|
31
|
37
|
45
|
31
|
31
|
42
|
44
|
37
|
47
|
52
|
52
|
24
|
25
|
51
|
52
|
44
|
|
2024/09
|
45
|
49
|
50
|
44
|
43
|
33
|
25
|
28
|
28
|
33
|
39
|
29
|
37
|
39
|
38
|
35
|
36
|
39
|
36
|
27
|
30
|
33
|
33
|
32
|
38
|
39
|
46
|
38
|
36
|
36
|
|
|
2024/08
|
22
|
27
|
31
|
40
|
29
|
33
|
32
|
31
|
35
|
40
|
36
|
25
|
25
|
27
|
33
|
34
|
28
|
22
|
25
|
32
|
26
|
22
|
31
|
37
|
35
|
34
|
39
|
25
|
29
|
42
|
44
|
|
2024/07
|
25
|
24
|
24
|
24
|
28
|
25
|
23
|
22
|
30
|
31
|
33
|
29
|
27
|
24
|
28
|
29
|
21
|
22
|
21
|
21
|
23
|
27
|
33
|
42
|
37
|
22
|
18
|
18
|
18
|
20
|
21
|
|
2024/06
|
23
|
24
|
27
|
32
|
29
|
34
|
36
|
40
|
37
|
32
|
23
|
26
|
26
|
23
|
22
|
23
|
22
|
30
|
35
|
29
|
28
|
29
|
35
|
26
|
20
|
24
|
31
|
32
|
25
|
27
|
|
|
2024/05
|
25
|
37
|
42
|
29
|
23
|
33
|
45
|
52
|
54
|
52
|
45
|
49
|
64
|
50
|
50
|
60
|
52
|
51
|
47
|
34
|
27
|
26
|
34
|
26
|
22
|
27
|
28
|
29
|
36
|
43
|
26
|
|
2024/04
|
33
|
40
|
31
|
35
|
34
|
33
|
39
|
45
|
37
|
41
|
49
|
53
|
52
|
55
|
55
|
48
|
25
|
28
|
25
|
24
|
31
|
37
|
40
|
47
|
37
|
39
|
40
|
32
|
35
|
20
|
|
|
2024/03
|
32
|
43
|
33
|
43
|
33
|
36
|
52
|
55
|
54
|
58
|
50
|
42
|
55
|
45
|
35
|
28
|
41
|
31
|
40
|
66
|
64
|
51
|
43
|
41
|
36
|
29
|
40
|
31
|
39
|
45
|
31
|
|
2024/02
|
36
|
20
|
19
|
20
|
41
|
29
|
44
|
63
|
82
|
163
|
87
|
62
|
50
|
55
|
40
|
24
|
32
|
30
|
30
|
31
|
25
|
19
|
27
|
34
|
40
|
39
|
64
|
33
|
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