Air Quality
Excellent
No health implications.
27
PM2.5
38
PM10
70
O3
0.8
CO
5
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 May
47
Excellent
Fri
2 May
64
Good
Sat
3 May
68
Good
Sun
4 May
41
Excellent
Mon
5 May
39
Excellent
Tue
6 May
38
Excellent
Wed
7 May
49
Excellent
Air quality in the last 12 months (Liancheng)
|
2025/02
|
32
|
24
|
12
|
28
|
29
|
37
|
25
|
50
|
32
|
37
|
40
|
114
|
48
|
43
|
51
|
37
|
32
|
55
|
43
|
29
|
18
|
21
|
11
|
16
|
38
|
52
|
46
|
42
|
|||
|
2025/01
|
75
|
65
|
59
|
52
|
56
|
60
|
58
|
60
|
56
|
35
|
43
|
42
|
47
|
47
|
49
|
55
|
41
|
47
|
49
|
46
|
44
|
53
|
44
|
51
|
39
|
17
|
28
|
49
|
88
|
46
|
35
|
|
2024/12
|
45
|
44
|
47
|
45
|
49
|
52
|
39
|
30
|
51
|
47
|
37
|
26
|
33
|
51
|
42
|
43
|
47
|
46
|
49
|
50
|
51
|
54
|
55
|
48
|
57
|
56
|
75
|
74
|
65
|
62
|
61
|
|
2024/11
|
15
|
20
|
29
|
31
|
42
|
40
|
33
|
31
|
37
|
43
|
39
|
30
|
25
|
29
|
28
|
19
|
24
|
17
|
20
|
26
|
22
|
28
|
31
|
38
|
28
|
16
|
28
|
28
|
35
|
43
|
|
|
2024/10
|
18
|
16
|
27
|
25
|
26
|
30
|
27
|
19
|
17
|
22
|
33
|
41
|
35
|
42
|
47
|
30
|
27
|
30
|
33
|
21
|
22
|
28
|
20
|
29
|
32
|
30
|
24
|
10
|
20
|
29
|
25
|
|
2024/09
|
32
|
28
|
37
|
27
|
23
|
20
|
16
|
18
|
18
|
26
|
30
|
36
|
31
|
27
|
23
|
28
|
21
|
19
|
25
|
22
|
21
|
15
|
12
|
16
|
21
|
23
|
29
|
20
|
22
|
20
|
|
|
2024/08
|
20
|
24
|
29
|
35
|
20
|
32
|
27
|
27
|
32
|
38
|
31
|
28
|
28
|
19
|
19
|
19
|
16
|
18
|
17
|
18
|
12
|
15
|
26
|
28
|
26
|
29
|
33
|
30
|
30
|
37
|
35
|
|
2024/07
|
21
|
19
|
22
|
22
|
22
|
20
|
19
|
17
|
20
|
22
|
22
|
17
|
17
|
22
|
23
|
24
|
19
|
21
|
20
|
18
|
23
|
29
|
32
|
26
|
24
|
10
|
11
|
16
|
18
|
25
|
14
|
|
2024/06
|
23
|
10
|
15
|
20
|
21
|
18
|
26
|
33
|
19
|
24
|
20
|
24
|
23
|
19
|
21
|
19
|
17
|
23
|
23
|
19
|
20
|
28
|
28
|
19
|
22
|
26
|
22
|
23
|
19
|
17
|
|
|
2024/05
|
21
|
19
|
32
|
36
|
21
|
26
|
41
|
41
|
47
|
58
|
43
|
30
|
29
|
32
|
38
|
45
|
52
|
51
|
48
|
23
|
14
|
11
|
24
|
21
|
19
|
19
|
18
|
21
|
24
|
34
|
34
|
|
2024/04
|
31
|
40
|
34
|
21
|
20
|
26
|
22
|
17
|
18
|
35
|
52
|
51
|
53
|
50
|
53
|
52
|
33
|
30
|
18
|
22
|
21
|
29
|
27
|
26
|
22
|
27
|
31
|
23
|
31
|
24
|
|
|
2024/03
|
19
|
25
|
39
|
55
|
48
|
16
|
24
|
39
|
54
|
52
|
37
|
38
|
58
|
61
|
30
|
44
|
50
|
25
|
23
|
53
|
56
|
57
|
48
|
43
|
32
|
23
|
43
|
29
|
31
|
46
|
27
|
|
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