Air Quality
Excellent
No health implications.
19
PM2.5
30
PM10
20
O3
0.5
CO
5
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Jun
69
Good
Sun
29 Jun
53
Good
Mon
30 Jun
58
Good
Tue
1 Jul
62
Good
Wed
2 Jul
54
Good
Thu
3 Jul
54
Good
Fri
4 Jul
43
Excellent
Air quality in the last 12 months (Li County)
|
2025/05
|
43
|
47
|
44
|
48
|
29
|
29
|
31
|
30
|
90
|
77
|
56
|
52
|
39
|
49
|
39
|
59
|
75
|
84
|
56
|
51
|
59
|
52
|
48
|
45
|
43
|
48
|
28
|
25
|
38
|
30
|
23
|
|
2025/04
|
45
|
51
|
60
|
57
|
38
|
36
|
51
|
52
|
56
|
55
|
41
|
74
|
89
|
59
|
64
|
68
|
53
|
60
|
51
|
52
|
54
|
51
|
55
|
29
|
32
|
27
|
26
|
32
|
24
|
33
|
|
|
2025/03
|
59
|
64
|
42
|
35
|
27
|
29
|
47
|
43
|
34
|
48
|
55
|
71
|
60
|
38
|
27
|
28
|
35
|
35
|
49
|
50
|
46
|
49
|
54
|
49
|
49
|
52
|
101
|
69
|
58
|
57
|
43
|
|
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
|
|
|
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