Air Quality
Excellent
No health implications.
8
PM2.5
15
PM10
24
O3
0.4
CO
3
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 May
43
Excellent
Mon
19 May
40
Excellent
Tue
20 May
38
Excellent
Wed
21 May
42
Excellent
Thu
22 May
39
Excellent
Fri
23 May
49
Excellent
Sat
24 May
36
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