Air Quality
Excellent
No health implications.
13
PM2.5
20
PM10
96
O3
0.5
CO
5
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Dec
74
Good
Mon
22 Dec
53
Good
Tue
23 Dec
55
Good
Wed
24 Dec
56
Good
Thu
25 Dec
69
Good
Fri
26 Dec
71
Good
Sat
27 Dec
37
Excellent
Air quality in the last 12 months (Jiyang)
|
2025/11
|
28
|
22
|
11
|
18
|
15
|
15
|
21
|
18
|
16
|
26
|
31
|
28
|
28
|
34
|
25
|
30
|
30
|
41
|
24
|
30
|
35
|
39
|
34
|
35
|
45
|
47
|
48
|
49
|
43
|
28
|
|
|
2025/10
|
14
|
13
|
14
|
16
|
15
|
16
|
15
|
15
|
19
|
21
|
25
|
19
|
14
|
16
|
18
|
21
|
20
|
21
|
27
|
26
|
10
|
8
|
9
|
17
|
22
|
28
|
16
|
11
|
17
|
14
|
19
|
|
2025/09
|
16
|
14
|
17
|
12
|
14
|
12
|
21
|
18
|
18
|
17
|
12
|
12
|
17
|
11
|
14
|
17
|
14
|
16
|
20
|
22
|
22
|
20
|
23
|
20
|
24
|
12
|
16
|
20
|
28
|
18
|
|
|
2025/08
|
38
|
36
|
34
|
24
|
31
|
37
|
33
|
24
|
22
|
17
|
20
|
22
|
18
|
19
|
12
|
11
|
8
|
9
|
15
|
23
|
20
|
13
|
14
|
23
|
23
|
16
|
15
|
16
|
16
|
25
|
21
|
|
2025/07
|
15
|
10
|
10
|
16
|
18
|
16
|
15
|
21
|
22
|
26
|
25
|
19
|
22
|
22
|
22
|
19
|
17
|
19
|
17
|
16
|
22
|
18
|
16
|
13
|
17
|
19
|
15
|
14
|
18
|
18
|
27
|
|
2025/06
|
20
|
21
|
21
|
21
|
17
|
15
|
19
|
21
|
20
|
24
|
17
|
11
|
22
|
16
|
19
|
23
|
21
|
17
|
17
|
15
|
15
|
12
|
11
|
14
|
9
|
9
|
14
|
10
|
18
|
19
|
|
|
2025/05
|
25
|
19
|
23
|
20
|
16
|
18
|
17
|
14
|
22
|
17
|
13
|
25
|
18
|
10
|
13
|
11
|
14
|
17
|
14
|
17
|
17
|
11
|
10
|
12
|
15
|
17
|
10
|
13
|
14
|
18
|
14
|
|
2025/04
|
13
|
20
|
29
|
30
|
31
|
22
|
25
|
27
|
26
|
25
|
24
|
25
|
35
|
105
|
102
|
100
|
83
|
41
|
24
|
20
|
20
|
20
|
20
|
20
|
21
|
18
|
11
|
18
|
18
|
23
|
|
|
2025/03
|
23
|
19
|
19
|
17
|
18
|
13
|
13
|
14
|
27
|
30
|
29
|
26
|
19
|
17
|
17
|
17
|
13
|
16
|
29
|
43
|
43
|
38
|
34
|
34
|
33
|
26
|
25
|
18
|
22
|
15
|
16
|
|
2025/02
|
23
|
17
|
20
|
14
|
22
|
31
|
32
|
15
|
34
|
37
|
24
|
18
|
26
|
15
|
10
|
14
|
21
|
37
|
46
|
36
|
36
|
23
|
15
|
14
|
17
|
28
|
31
|
27
|
|||
|
2025/01
|
48
|
42
|
44
|
43
|
47
|
56
|
43
|
39
|
41
|
58
|
44
|
48
|
38
|
19
|
19
|
52
|
56
|
48
|
44
|
44
|
37
|
35
|
35
|
30
|
25
|
22
|
20
|
37
|
43
|
36
|
30
|
|
2024/12
|
36
|
30
|
27
|
27
|
30
|
33
|
39
|
42
|
26
|
27
|
18
|
23
|
14
|
26
|
49
|
41
|
37
|
38
|
44
|
42
|
42
|
42
|
27
|
36
|
30
|
16
|
18
|
40
|
53
|
40
|
38
|
|
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