Air Quality
Excellent
No health implications.
30
PM2.5
44
PM10
74
O3
0.7
CO
7
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Dec
42
Excellent
Fri
27 Dec
36
Excellent
Sat
28 Dec
37
Excellent
Sun
29 Dec
37
Excellent
Mon
30 Dec
38
Excellent
Tue
31 Dec
40
Excellent
Wed
1 Jan
31
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