Air Quality
Excellent
No health implications.
7
PM2.5
17
PM10
61
O3
0.6
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Jul
54
Good
Sun
20 Jul
63
Good
Mon
21 Jul
66
Good
Tue
22 Jul
61
Good
Wed
23 Jul
54
Good
Thu
24 Jul
57
Good
Fri
25 Jul
20
Excellent
Air quality in the last 12 months (Li County)
|
2025/06
|
28
|
25
|
39
|
38
|
42
|
50
|
47
|
37
|
40
|
30
|
33
|
40
|
47
|
48
|
37
|
41
|
42
|
27
|
22
|
30
|
29
|
28
|
28
|
18
|
23
|
31
|
38
|
39
|
27
|
19
|
|
|
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
|
|
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