Air Quality
Excellent
No health implications.
6
PM2.5
12
PM10
94
O3
0.4
CO
10
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Apr
67
Good
Sun
21 Apr
63
Good
Mon
22 Apr
65
Good
Tue
23 Apr
65
Good
Wed
24 Apr
64
Good
Thu
25 Apr
68
Good
Fri
26 Apr
68
Good
Air quality in the last 12 months (Xiangcheng)
|
2024/02
|
26
|
30
|
26
|
27
|
27
|
24
|
24
|
25
|
27
|
31
|
24
|
24
|
22
|
24
|
25
|
25
|
22
|
25
|
25
|
24
|
26
|
24
|
26
|
26
|
26
|
29
|
26
|
26
|
25
|
||
|
2024/01
|
26
|
23
|
20
|
22
|
24
|
26
|
27
|
26
|
27
|
28
|
27
|
32
|
33
|
42
|
34
|
26
|
26
|
25
|
29
|
27
|
24
|
24
|
22
|
25
|
27
|
25
|
25
|
24
|
26
|
25
|
25
|
|
2023/12
|
27
|
25
|
24
|
24
|
23
|
23
|
25
|
28
|
19
|
20
|
25
|
22
|
24
|
22
|
31
|
30
|
26
|
28
|
30
|
31
|
32
|
27
|
28
|
27
|
24
|
23
|
28
|
24
|
25
|
23
|
24
|
|
2023/11
|
25
|
23
|
24
|
25
|
24
|
25
|
26
|
27
|
24
|
25
|
30
|
27
|
27
|
27
|
28
|
28
|
30
|
43
|
31
|
24
|
24
|
25
|
24
|
22
|
26
|
31
|
31
|
29
|
33
|
29
|
|
|
2023/10
|
17
|
18
|
15
|
17
|
15
|
15
|
16
|
17
|
19
|
18
|
19
|
21
|
19
|
20
|
22
|
19
|
22
|
22
|
24
|
24
|
23
|
24
|
25
|
28
|
24
|
19
|
22
|
21
|
25
|
24
|
21
|
|
2023/09
|
18
|
23
|
25
|
28
|
28
|
31
|
29
|
25
|
22
|
22
|
19
|
17
|
20
|
22
|
21
|
22
|
22
|
21
|
17
|
16
|
15
|
14
|
15
|
15
|
18
|
18
|
20
|
20
|
18
|
17
|
|
|
2023/08
|
21
|
21
|
23
|
20
|
16
|
15
|
18
|
20
|
22
|
21
|
21
|
20
|
22
|
20
|
22
|
25
|
29
|
25
|
21
|
19
|
21
|
23
|
20
|
20
|
15
|
15
|
16
|
16
|
15
|
16
|
17
|
|
2023/07
|
14
|
16
|
18
|
20
|
21
|
16
|
16
|
16
|
18
|
18
|
17
|
15
|
16
|
16
|
21
|
22
|
26
|
28
|
32
|
24
|
20
|
23
|
23
|
21
|
16
|
17
|
21
|
20
|
19
|
19
|
21
|
|
2023/06
|
29
|
28
|
30
|
31
|
29
|
27
|
30
|
27
|
22
|
24
|
23
|
21
|
22
|
21
|
25
|
24
|
24
|
22
|
23
|
22
|
24
|
22
|
23
|
28
|
28
|
28
|
26
|
21
|
17
|
16
|
|
|
2023/05
|
35
|
27
|
30
|
32
|
32
|
27
|
30
|
32
|
32
|
33
|
34
|
36
|
35
|
32
|
32
|
25
|
30
|
31
|
28
|
29
|
32
|
37
|
33
|
30
|
32
|
26
|
25
|
29
|
29
|
30
|
29
|
|
2023/04
|
30
|
29
|
32
|
31
|
34
|
30
|
27
|
29
|
30
|
34
|
36
|
38
|
44
|
42
|
38
|
42
|
38
|
38
|
33
|
34
|
33
|
32
|
33
|
31
|
29
|
32
|
34
|
39
|
35
|
29
|
|
|
2023/03
|
28
|
30
|
28
|
28
|
31
|
30
|
31
|
28
|
28
|
33
|
29
|
27
|
28
|
27
|
31
|
31
|
27
|
32
|
33
|
28
|
24
|
28
|
29
|
29
|
26
|
27
|
29
|
29
|
30
|
30
|
31
|
|
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