Air Quality
Excellent
No health implications.
3
PM2.5
8
PM10
30
O3
0.4
CO
7
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Sep
44
Excellent
Sat
20 Sep
32
Excellent
Sun
21 Sep
37
Excellent
Mon
22 Sep
38
Excellent
Tue
23 Sep
38
Excellent
Wed
24 Sep
50
Excellent
Thu
25 Sep
17
Excellent
Air quality in the last 12 months (Licheng)
|
2025/08
|
32
|
31
|
29
|
21
|
16
|
29
|
42
|
52
|
43
|
29
|
28
|
34
|
27
|
25
|
13
|
14
|
16
|
24
|
25
|
27
|
24
|
32
|
45
|
36
|
21
|
16
|
15
|
18
|
14
|
16
|
22
|
|
2025/07
|
18
|
16
|
24
|
24
|
17
|
18
|
23
|
45
|
37
|
16
|
10
|
21
|
43
|
23
|
38
|
48
|
42
|
23
|
19
|
20
|
12
|
13
|
17
|
15
|
24
|
34
|
36
|
30
|
26
|
47
|
48
|
|
2025/06
|
50
|
49
|
16
|
21
|
30
|
31
|
34
|
42
|
34
|
31
|
27
|
15
|
18
|
17
|
22
|
31
|
29
|
32
|
21
|
24
|
22
|
33
|
42
|
33
|
34
|
26
|
25
|
26
|
27
|
20
|
|
|
2025/05
|
70
|
53
|
57
|
51
|
49
|
52
|
52
|
41
|
35
|
29
|
30
|
34
|
32
|
43
|
47
|
37
|
28
|
32
|
34
|
37
|
39
|
44
|
42
|
15
|
52
|
35
|
30
|
16
|
13
|
27
|
39
|
|
2025/04
|
19
|
36
|
48
|
46
|
48
|
49
|
54
|
59
|
79
|
58
|
56
|
39
|
110
|
91
|
79
|
68
|
67
|
62
|
54
|
28
|
42
|
52
|
40
|
26
|
11
|
11
|
27
|
50
|
41
|
48
|
|
|
2025/03
|
86
|
51
|
38
|
40
|
12
|
13
|
29
|
45
|
34
|
37
|
54
|
66
|
43
|
28
|
36
|
17
|
48
|
40
|
43
|
46
|
45
|
46
|
65
|
88
|
89
|
60
|
48
|
53
|
24
|
10
|
12
|
|
2025/02
|
41
|
14
|
13
|
59
|
52
|
28
|
15
|
53
|
33
|
38
|
46
|
149
|
66
|
61
|
53
|
70
|
71
|
42
|
35
|
12
|
11
|
20
|
12
|
52
|
57
|
60
|
83
|
87
|
|||
|
2025/01
|
59
|
52
|
37
|
41
|
40
|
54
|
64
|
49
|
54
|
47
|
34
|
47
|
47
|
48
|
87
|
61
|
51
|
33
|
47
|
48
|
66
|
43
|
42
|
22
|
29
|
33
|
18
|
48
|
65
|
33
|
31
|
|
2024/12
|
43
|
46
|
23
|
38
|
34
|
33
|
21
|
56
|
29
|
27
|
27
|
14
|
21
|
51
|
78
|
52
|
43
|
38
|
41
|
26
|
40
|
62
|
26
|
22
|
26
|
53
|
67
|
83
|
44
|
47
|
57
|
|
2024/11
|
15
|
14
|
29
|
30
|
43
|
38
|
23
|
23
|
23
|
30
|
18
|
19
|
18
|
12
|
15
|
14
|
15
|
19
|
13
|
9
|
12
|
27
|
33
|
24
|
19
|
17
|
33
|
22
|
34
|
39
|
|
|
2024/10
|
10
|
9
|
15
|
11
|
10
|
17
|
15
|
10
|
29
|
43
|
43
|
35
|
25
|
35
|
26
|
25
|
34
|
38
|
30
|
15
|
24
|
27
|
33
|
33
|
16
|
15
|
20
|
13
|
33
|
36
|
21
|
|
2024/09
|
36
|
35
|
25
|
19
|
25
|
14
|
17
|
19
|
16
|
40
|
54
|
41
|
20
|
18
|
22
|
23
|
21
|
23
|
20
|
22
|
25
|
10
|
9
|
23
|
25
|
19
|
16
|
21
|
23
|
14
|
|
|
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