Air Quality
Excellent
No health implications.
27
PM2.5
50
PM10
36
O3
0.7
CO
4
SO2
33
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Dec
53
Good
Sun
22 Dec
47
Excellent
Mon
23 Dec
43
Excellent
Tue
24 Dec
48
Excellent
Wed
25 Dec
42
Excellent
Thu
26 Dec
53
Good
Fri
27 Dec
26
Excellent
Air quality in the last 12 months (Xiaojin)
|
2024/11
|
16
|
24
|
24
|
16
|
21
|
30
|
35
|
41
|
36
|
17
|
23
|
20
|
22
|
28
|
28
|
20
|
15
|
17
|
15
|
18
|
23
|
33
|
28
|
19
|
26
|
30
|
25
|
28
|
28
|
40
|
|
|
2024/10
|
18
|
20
|
17
|
17
|
19
|
23
|
23
|
25
|
24
|
17
|
19
|
21
|
30
|
33
|
28
|
23
|
20
|
25
|
16
|
19
|
22
|
22
|
27
|
38
|
25
|
18
|
20
|
25
|
31
|
24
|
22
|
|
2024/09
|
16
|
17
|
14
|
17
|
13
|
14
|
13
|
19
|
15
|
12
|
17
|
18
|
20
|
16
|
15
|
14
|
18
|
22
|
24
|
25
|
17
|
19
|
20
|
22
|
24
|
27
|
33
|
31
|
25
|
16
|
|
|
2024/08
|
25
|
29
|
19
|
15
|
19
|
22
|
22
|
21
|
23
|
20
|
33
|
25
|
24
|
31
|
22
|
20
|
20
|
21
|
23
|
28
|
26
|
31
|
33
|
28
|
30
|
26
|
28
|
30
|
29
|
25
|
24
|
|
2024/07
|
15
|
21
|
17
|
19
|
17
|
25
|
18
|
14
|
11
|
14
|
16
|
21
|
20
|
12
|
14
|
15
|
16
|
14
|
20
|
13
|
12
|
16
|
19
|
12
|
14
|
25
|
23
|
17
|
15
|
17
|
23
|
|
2024/06
|
28
|
17
|
21
|
20
|
22
|
23
|
16
|
19
|
15
|
22
|
17
|
24
|
24
|
28
|
26
|
25
|
13
|
17
|
17
|
22
|
19
|
14
|
22
|
22
|
22
|
19
|
16
|
21
|
24
|
27
|
|
|
2024/05
|
18
|
15
|
17
|
22
|
30
|
28
|
33
|
19
|
21
|
34
|
19
|
22
|
25
|
30
|
30
|
33
|
34
|
32
|
29
|
32
|
27
|
28
|
36
|
36
|
34
|
27
|
22
|
18
|
14
|
16
|
28
|
|
2024/04
|
27
|
23
|
23
|
18
|
19
|
15
|
15
|
14
|
18
|
18
|
21
|
27
|
33
|
30
|
32
|
31
|
18
|
19
|
30
|
21
|
24
|
21
|
15
|
19
|
22
|
25
|
36
|
37
|
24
|
12
|
|
|
2024/03
|
17
|
16
|
28
|
37
|
18
|
22
|
25
|
29
|
41
|
40
|
17
|
25
|
18
|
15
|
23
|
19
|
40
|
27
|
46
|
41
|
31
|
35
|
35
|
28
|
13
|
13
|
19
|
15
|
18
|
21
|
27
|
|
2024/02
|
26
|
26
|
19
|
22
|
23
|
19
|
23
|
22
|
26
|
37
|
33
|
33
|
30
|
37
|
24
|
22
|
23
|
27
|
38
|
72
|
28
|
22
|
19
|
24
|
38
|
46
|
45
|
33
|
18
|
||
|
2024/01
|
64
|
28
|
29
|
40
|
29
|
31
|
48
|
45
|
41
|
43
|
56
|
59
|
68
|
48
|
38
|
39
|
41
|
46
|
38
|
23
|
21
|
22
|
22
|
20
|
29
|
30
|
39
|
45
|
45
|
45
|
35
|
|
2023/12
|
27
|
35
|
39
|
40
|
41
|
28
|
38
|
45
|
44
|
51
|
39
|
40
|
43
|
37
|
32
|
39
|
39
|
43
|
45
|
45
|
41
|
43
|
47
|
31
|
48
|
51
|
56
|
68
|
57
|
56
|
84
|
|
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