Air Quality
Excellent
No health implications.
27
PM2.5
46
PM10
26
O3
0.7
CO
10
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 May
59
Good
Sat
3 May
73
Good
Sun
4 May
41
Excellent
Mon
5 May
40
Excellent
Tue
6 May
40
Excellent
Wed
7 May
49
Excellent
Thu
8 May
37
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