Air Quality
Excellent
No health implications.
6
PM2.5
33
PM10
105
O3
0.9
CO
4
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Apr
51
Good
Tue
29 Apr
61
Good
Wed
30 Apr
52
Good
Thu
1 May
63
Good
Fri
2 May
64
Good
Sat
3 May
56
Good
Sun
4 May
16
Excellent
Air quality in the last 12 months (Licheng)
|
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
|
|
|
2024/08
|
31
|
47
|
57
|
51
|
43
|
29
|
34
|
43
|
49
|
53
|
50
|
52
|
37
|
26
|
22
|
22
|
23
|
23
|
22
|
12
|
21
|
31
|
35
|
44
|
41
|
43
|
64
|
53
|
46
|
48
|
40
|
|
2024/07
|
29
|
24
|
26
|
27
|
32
|
27
|
24
|
25
|
21
|
23
|
30
|
27
|
31
|
31
|
31
|
33
|
30
|
26
|
25
|
29
|
35
|
30
|
20
|
18
|
9
|
10
|
13
|
30
|
21
|
20
|
17
|
|
2024/06
|
13
|
8
|
14
|
25
|
28
|
14
|
30
|
30
|
32
|
29
|
25
|
30
|
29
|
30
|
23
|
14
|
25
|
26
|
35
|
23
|
27
|
35
|
33
|
25
|
26
|
27
|
30
|
24
|
21
|
24
|
|
|
2024/05
|
20
|
22
|
27
|
31
|
38
|
45
|
44
|
45
|
37
|
33
|
47
|
45
|
20
|
26
|
39
|
40
|
33
|
39
|
28
|
15
|
9
|
13
|
30
|
43
|
51
|
29
|
24
|
24
|
25
|
35
|
38
|
|
2024/04
|
36
|
53
|
47
|
38
|
17
|
33
|
19
|
40
|
23
|
49
|
48
|
68
|
53
|
56
|
70
|
57
|
49
|
33
|
60
|
65
|
30
|
40
|
41
|
30
|
55
|
55
|
46
|
29
|
51
|
37
|
|
|
2024/03
|
16
|
33
|
44
|
57
|
64
|
33
|
42
|
62
|
62
|
55
|
67
|
46
|
61
|
59
|
39
|
50
|
75
|
45
|
42
|
52
|
54
|
65
|
57
|
48
|
46
|
37
|
31
|
67
|
51
|
60
|
35
|
|
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