Air Quality
Excellent
No health implications.
26
PM2.5
47
PM10
77
O3
0.6
CO
5
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 May
67
Good
Wed
14 May
67
Good
Thu
15 May
68
Good
Fri
16 May
74
Good
Sat
17 May
70
Good
Sun
18 May
72
Good
Mon
19 May
34
Excellent
Air quality in the last 12 months (Li County)
|
2025/02
|
30
|
31
|
34
|
38
|
29
|
30
|
32
|
24
|
29
|
37
|
53
|
47
|
46
|
44
|
38
|
44
|
37
|
36
|
28
|
34
|
30
|
21
|
29
|
25
|
23
|
35
|
52
|
56
|
|||
|
2025/01
|
89
|
80
|
83
|
93
|
73
|
67
|
46
|
40
|
49
|
45
|
36
|
63
|
61
|
51
|
54
|
41
|
66
|
42
|
64
|
75
|
90
|
103
|
117
|
64
|
36
|
58
|
56
|
75
|
184
|
64
|
49
|
|
2024/12
|
76
|
83
|
73
|
51
|
46
|
43
|
32
|
18
|
21
|
31
|
44
|
40
|
37
|
41
|
56
|
71
|
91
|
97
|
82
|
65
|
62
|
36
|
39
|
44
|
57
|
60
|
77
|
72
|
57
|
54
|
63
|
|
2024/11
|
27
|
38
|
31
|
24
|
34
|
44
|
49
|
60
|
43
|
20
|
31
|
22
|
23
|
38
|
35
|
24
|
20
|
17
|
16
|
28
|
34
|
50
|
40
|
24
|
27
|
37
|
36
|
45
|
48
|
59
|
|
|
2024/10
|
22
|
29
|
24
|
21
|
27
|
36
|
35
|
36
|
34
|
28
|
28
|
27
|
38
|
45
|
44
|
37
|
23
|
35
|
20
|
17
|
22
|
27
|
43
|
53
|
35
|
22
|
29
|
42
|
42
|
35
|
31
|
|
2024/09
|
24
|
30
|
22
|
28
|
15
|
19
|
19
|
28
|
24
|
14
|
19
|
22
|
23
|
20
|
16
|
21
|
26
|
32
|
29
|
30
|
22
|
29
|
32
|
35
|
39
|
44
|
55
|
45
|
27
|
17
|
|
|
2024/08
|
34
|
39
|
21
|
16
|
22
|
29
|
20
|
21
|
27
|
29
|
39
|
34
|
38
|
43
|
25
|
33
|
26
|
26
|
33
|
40
|
35
|
42
|
41
|
31
|
38
|
26
|
31
|
32
|
27
|
25
|
28
|
|
2024/07
|
16
|
28
|
20
|
22
|
21
|
38
|
20
|
13
|
12
|
18
|
22
|
28
|
20
|
14
|
14
|
17
|
17
|
16
|
23
|
16
|
15
|
19
|
20
|
16
|
29
|
43
|
32
|
23
|
18
|
25
|
31
|
|
2024/06
|
34
|
20
|
27
|
24
|
30
|
29
|
26
|
26
|
23
|
34
|
24
|
31
|
41
|
38
|
37
|
31
|
15
|
23
|
23
|
27
|
25
|
19
|
34
|
41
|
27
|
25
|
20
|
26
|
40
|
42
|
|
|
2024/05
|
26
|
19
|
19
|
27
|
43
|
52
|
61
|
35
|
40
|
52
|
40
|
46
|
45
|
47
|
50
|
56
|
64
|
53
|
40
|
40
|
32
|
41
|
50
|
52
|
42
|
35
|
29
|
21
|
18
|
24
|
41
|
|
2024/04
|
37
|
31
|
46
|
35
|
27
|
18
|
19
|
23
|
26
|
19
|
26
|
38
|
40
|
32
|
44
|
42
|
27
|
19
|
22
|
28
|
43
|
26
|
20
|
33
|
33
|
36
|
43
|
50
|
26
|
16
|
|
|
2024/03
|
34
|
22
|
45
|
49
|
26
|
38
|
44
|
48
|
57
|
45
|
25
|
33
|
19
|
25
|
32
|
43
|
56
|
38
|
51
|
48
|
50
|
52
|
48
|
37
|
14
|
15
|
23
|
18
|
23
|
28
|
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