Air Quality
Excellent
No health implications.
23
PM2.5
49
PM10
110
O3
0.5
CO
5
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Jun
73
Good
Thu
19 Jun
89
Good
Fri
20 Jun
88
Good
Sat
21 Jun
79
Good
Sun
22 Jun
79
Good
Mon
23 Jun
74
Good
Tue
24 Jun
46
Excellent
Li County Air quality rank
Air quality in the last 12 months (Li County)
|
2025/05
|
55
|
58
|
88
|
85
|
42
|
75
|
48
|
53
|
59
|
45
|
46
|
58
|
53
|
60
|
49
|
49
|
68
|
49
|
61
|
53
|
52
|
87
|
61
|
43
|
33
|
45
|
30
|
28
|
31
|
61
|
59
|
|
2025/04
|
90
|
88
|
78
|
83
|
88
|
61
|
43
|
79
|
81
|
70
|
88
|
415
|
136
|
77
|
62
|
79
|
68
|
187
|
130
|
71
|
84
|
93
|
57
|
55
|
53
|
42
|
48
|
54
|
54
|
74
|
|
|
2025/03
|
56
|
54
|
46
|
41
|
42
|
48
|
58
|
59
|
40
|
33
|
114
|
99
|
84
|
38
|
53
|
49
|
53
|
46
|
49
|
56
|
50
|
48
|
55
|
46
|
46
|
204
|
144
|
93
|
88
|
72
|
72
|
|
2025/02
|
60
|
59
|
46
|
46
|
51
|
47
|
60
|
63
|
53
|
44
|
60
|
78
|
63
|
56
|
54
|
55
|
47
|
39
|
59
|
50
|
54
|
46
|
47
|
47
|
51
|
43
|
39
|
45
|
|||
|
2025/01
|
75
|
66
|
66
|
69
|
66
|
62
|
58
|
61
|
55
|
58
|
59
|
63
|
61
|
64
|
56
|
57
|
61
|
65
|
69
|
74
|
64
|
68
|
96
|
94
|
68
|
66
|
72
|
81
|
124
|
84
|
79
|
|
2024/12
|
66
|
70
|
68
|
57
|
54
|
59
|
53
|
49
|
40
|
52
|
60
|
52
|
49
|
57
|
65
|
65
|
68
|
58
|
52
|
60
|
61
|
55
|
56
|
59
|
61
|
62
|
59
|
64
|
66
|
60
|
58
|
|
2024/11
|
39
|
37
|
47
|
49
|
44
|
38
|
37
|
35
|
45
|
48
|
47
|
51
|
47
|
38
|
45
|
44
|
40
|
25
|
34
|
46
|
49
|
41
|
43
|
36
|
42
|
53
|
58
|
61
|
60
|
66
|
|
|
2024/10
|
27
|
31
|
32
|
26
|
36
|
44
|
41
|
39
|
38
|
37
|
38
|
28
|
29
|
30
|
29
|
37
|
29
|
44
|
36
|
27
|
38
|
42
|
53
|
40
|
46
|
35
|
39
|
44
|
45
|
39
|
35
|
|
2024/09
|
33
|
36
|
35
|
25
|
21
|
31
|
27
|
32
|
28
|
25
|
29
|
33
|
28
|
32
|
37
|
34
|
32
|
33
|
32
|
33
|
29
|
35
|
39
|
37
|
32
|
26
|
45
|
56
|
33
|
25
|
|
|
2024/08
|
31
|
36
|
24
|
22
|
26
|
27
|
26
|
27
|
58
|
55
|
44
|
37
|
33
|
35
|
24
|
29
|
33
|
31
|
32
|
27
|
35
|
38
|
41
|
40
|
35
|
33
|
31
|
31
|
33
|
29
|
37
|
|
2024/07
|
28
|
30
|
24
|
23
|
36
|
44
|
25
|
21
|
30
|
36
|
33
|
35
|
28
|
28
|
18
|
20
|
22
|
23
|
19
|
18
|
42
|
24
|
21
|
72
|
68
|
57
|
51
|
41
|
32
|
31
|
30
|
|
2024/06
|
48
|
36
|
37
|
31
|
32
|
30
|
28
|
34
|
32
|
38
|
39
|
41
|
42
|
44
|
45
|
30
|
27
|
25
|
27
|
30
|
26
|
33
|
32
|
33
|
32
|
28
|
21
|
24
|
34
|
37
|
|
|
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