Air Quality
Excellent
No health implications.
33
PM2.5
47
PM10
49
O3
0.7
CO
6
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Jul
92
Good
Thu
17 Jul
95
Good
Fri
18 Jul
82
Good
Sat
19 Jul
59
Good
Sun
20 Jul
57
Good
Mon
21 Jul
29
Excellent
Tue
22 Jul
29
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