Air Quality
Excellent
No health implications.
5
PM2.5
12
PM10
42
O3
0.2
CO
3
SO2
3
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Apr
27
Excellent
Mon
28 Apr
28
Excellent
Tue
29 Apr
32
Excellent
Wed
30 Apr
32
Excellent
Thu
1 May
29
Excellent
Fri
2 May
29
Excellent
Sat
3 May
42
Excellent
Air quality in the last 12 months (Jiyang)
|
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
|
|
2024/11
|
33
|
37
|
16
|
13
|
31
|
34
|
29
|
42
|
42
|
32
|
21
|
23
|
29
|
28
|
22
|
25
|
22
|
19
|
23
|
11
|
13
|
16
|
16
|
13
|
21
|
22
|
21
|
32
|
39
|
35
|
|
|
2024/10
|
16
|
28
|
31
|
37
|
37
|
30
|
16
|
41
|
54
|
42
|
29
|
28
|
24
|
17
|
13
|
10
|
11
|
13
|
16
|
19
|
21
|
26
|
33
|
30
|
34
|
25
|
23
|
13
|
8
|
8
|
24
|
|
2024/09
|
12
|
13
|
14
|
19
|
26
|
17
|
27
|
26
|
24
|
17
|
15
|
15
|
13
|
11
|
16
|
18
|
17
|
16
|
10
|
11
|
16
|
11
|
9
|
10
|
15
|
13
|
14
|
13
|
12
|
12
|
|
|
2024/08
|
19
|
17
|
17
|
18
|
19
|
18
|
16
|
16
|
16
|
20
|
22
|
21
|
17
|
15
|
20
|
17
|
18
|
23
|
21
|
17
|
25
|
22
|
17
|
15
|
17
|
17
|
16
|
18
|
22
|
18
|
14
|
|
2024/07
|
20
|
21
|
18
|
12
|
9
|
13
|
12
|
14
|
17
|
16
|
14
|
12
|
18
|
12
|
19
|
15
|
11
|
15
|
15
|
13
|
14
|
12
|
17
|
22
|
20
|
21
|
21
|
20
|
15
|
16
|
20
|
|
2024/06
|
14
|
18
|
17
|
22
|
27
|
19
|
21
|
14
|
22
|
18
|
24
|
22
|
22
|
21
|
31
|
29
|
24
|
21
|
21
|
21
|
15
|
9
|
9
|
15
|
20
|
14
|
13
|
12
|
16
|
22
|
|
|
2024/05
|
28
|
18
|
18
|
22
|
26
|
23
|
16
|
19
|
27
|
24
|
23
|
23
|
20
|
13
|
16
|
24
|
22
|
13
|
16
|
18
|
14
|
11
|
15
|
16
|
13
|
19
|
23
|
21
|
25
|
18
|
14
|
|
2024/04
|
24
|
27
|
28
|
26
|
23
|
27
|
26
|
22
|
32
|
32
|
28
|
33
|
30
|
28
|
26
|
22
|
24
|
22
|
25
|
25
|
26
|
21
|
22
|
22
|
19
|
28
|
34
|
27
|
24
|
23
|
|
|
2024/03
|
16
|
11
|
14
|
25
|
37
|
45
|
33
|
12
|
33
|
39
|
39
|
23
|
23
|
33
|
43
|
34
|
26
|
29
|
25
|
18
|
36
|
45
|
34
|
30
|
29
|
31
|
36
|
28
|
26
|
21
|
25
|
|
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