Air Quality
Excellent
No health implications.
21
PM2.5
28
PM10
17
O3
0.6
CO
13
SO2
28
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Dec
47
Excellent
Sun
15 Dec
37
Excellent
Mon
16 Dec
38
Excellent
Tue
17 Dec
39
Excellent
Wed
18 Dec
39
Excellent
Thu
19 Dec
16
Excellent
Fri
20 Dec
28
Excellent
Air quality in the last 12 months (Yao'an)
|
2024/11
|
31
|
37
|
34
|
32
|
33
|
52
|
22
|
12
|
16
|
26
|
25
|
22
|
21
|
24
|
26
|
31
|
33
|
29
|
27
|
28
|
23
|
19
|
21
|
20
|
28
|
26
|
27
|
31
|
15
|
16
|
|
|
2024/10
|
14
|
23
|
26
|
23
|
13
|
17
|
24
|
28
|
23
|
22
|
21
|
25
|
26
|
27
|
27
|
24
|
19
|
32
|
34
|
29
|
19
|
23
|
24
|
25
|
28
|
30
|
39
|
50
|
46
|
37
|
30
|
|
2024/09
|
23
|
19
|
22
|
22
|
15
|
27
|
30
|
26
|
21
|
14
|
20
|
22
|
26
|
24
|
25
|
22
|
24
|
28
|
33
|
35
|
35
|
26
|
25
|
34
|
35
|
31
|
21
|
17
|
18
|
24
|
|
|
2024/08
|
26
|
32
|
24
|
16
|
21
|
16
|
17
|
16
|
17
|
21
|
20
|
35
|
37
|
44
|
43
|
33
|
32
|
30
|
27
|
27
|
28
|
34
|
18
|
21
|
25
|
26
|
20
|
30
|
26
|
28
|
22
|
|
2024/07
|
11
|
16
|
12
|
12
|
12
|
15
|
12
|
14
|
15
|
13
|
14
|
13
|
14
|
19
|
14
|
15
|
18
|
22
|
22
|
16
|
17
|
20
|
17
|
21
|
23
|
25
|
27
|
27
|
23
|
17
|
22
|
|
2024/06
|
34
|
34
|
28
|
25
|
24
|
25
|
18
|
21
|
19
|
26
|
23
|
21
|
13
|
14
|
20
|
20
|
26
|
21
|
23
|
29
|
27
|
24
|
21
|
12
|
16
|
27
|
19
|
11
|
13
|
13
|
|
|
2024/05
|
48
|
46
|
37
|
51
|
52
|
37
|
34
|
41
|
32
|
27
|
29
|
31
|
33
|
31
|
29
|
29
|
33
|
32
|
33
|
16
|
28
|
34
|
27
|
28
|
24
|
13
|
13
|
16
|
21
|
37
|
23
|
|
2024/04
|
28
|
37
|
51
|
45
|
44
|
59
|
47
|
48
|
51
|
49
|
50
|
60
|
45
|
41
|
42
|
54
|
60
|
46
|
42
|
41
|
29
|
45
|
53
|
49
|
39
|
46
|
51
|
57
|
45
|
54
|
|
|
2024/03
|
32
|
32
|
27
|
33
|
28
|
28
|
28
|
28
|
25
|
38
|
40
|
59
|
57
|
47
|
52
|
48
|
55
|
43
|
50
|
68
|
52
|
32
|
19
|
27
|
29
|
38
|
43
|
38
|
43
|
51
|
40
|
|
2024/02
|
39
|
58
|
37
|
31
|
38
|
33
|
33
|
37
|
47
|
75
|
58
|
40
|
36
|
33
|
30
|
34
|
30
|
31
|
29
|
30
|
39
|
43
|
61
|
52
|
42
|
38
|
34
|
31
|
34
|
||
|
2024/01
|
42
|
31
|
37
|
35
|
32
|
42
|
42
|
36
|
37
|
40
|
43
|
46
|
44
|
44
|
39
|
36
|
26
|
34
|
42
|
46
|
50
|
36
|
46
|
40
|
26
|
24
|
25
|
25
|
27
|
36
|
30
|
|
2023/12
|
40
|
32
|
29
|
28
|
27
|
29
|
34
|
38
|
27
|
24
|
25
|
27
|
26
|
24
|
28
|
27
|
30
|
22
|
33
|
33
|
32
|
32
|
29
|
31
|
34
|
27
|
34
|
32
|
33
|
34
|
35
|
|
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